pdfium_render/bindgen/
pdfium_7350.rs

1/* automatically generated by rust-bindgen 0.72.0 */
2
3pub const _STDINT_H: u32 = 1;
4pub const _FEATURES_H: u32 = 1;
5pub const _DEFAULT_SOURCE: u32 = 1;
6pub const __GLIBC_USE_ISOC2Y: u32 = 0;
7pub const __GLIBC_USE_ISOC23: u32 = 0;
8pub const __USE_ISOC11: u32 = 1;
9pub const __USE_ISOC99: u32 = 1;
10pub const __USE_ISOC95: u32 = 1;
11pub const __USE_POSIX_IMPLICITLY: u32 = 1;
12pub const _POSIX_SOURCE: u32 = 1;
13pub const _POSIX_C_SOURCE: u32 = 200809;
14pub const __USE_POSIX: u32 = 1;
15pub const __USE_POSIX2: u32 = 1;
16pub const __USE_POSIX199309: u32 = 1;
17pub const __USE_POSIX199506: u32 = 1;
18pub const __USE_XOPEN2K: u32 = 1;
19pub const __USE_XOPEN2K8: u32 = 1;
20pub const _ATFILE_SOURCE: u32 = 1;
21pub const __WORDSIZE: u32 = 64;
22pub const __WORDSIZE_TIME64_COMPAT32: u32 = 1;
23pub const __SYSCALL_WORDSIZE: u32 = 64;
24pub const __TIMESIZE: u32 = 64;
25pub const __USE_TIME_BITS64: u32 = 1;
26pub const __USE_MISC: u32 = 1;
27pub const __USE_ATFILE: u32 = 1;
28pub const __USE_FORTIFY_LEVEL: u32 = 0;
29pub const __GLIBC_USE_DEPRECATED_GETS: u32 = 0;
30pub const __GLIBC_USE_DEPRECATED_SCANF: u32 = 0;
31pub const __GLIBC_USE_C23_STRTOL: u32 = 0;
32pub const _STDC_PREDEF_H: u32 = 1;
33pub const __STDC_IEC_559__: u32 = 1;
34pub const __STDC_IEC_60559_BFP__: u32 = 201404;
35pub const __STDC_IEC_559_COMPLEX__: u32 = 1;
36pub const __STDC_IEC_60559_COMPLEX__: u32 = 201404;
37pub const __STDC_ISO_10646__: u32 = 201706;
38pub const __GNU_LIBRARY__: u32 = 6;
39pub const __GLIBC__: u32 = 2;
40pub const __GLIBC_MINOR__: u32 = 42;
41pub const _SYS_CDEFS_H: u32 = 1;
42pub const __glibc_c99_flexarr_available: u32 = 1;
43pub const __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI: u32 = 0;
44pub const __HAVE_GENERIC_SELECTION: u32 = 1;
45pub const __GLIBC_USE_LIB_EXT2: u32 = 0;
46pub const __GLIBC_USE_IEC_60559_BFP_EXT: u32 = 0;
47pub const __GLIBC_USE_IEC_60559_BFP_EXT_C23: u32 = 0;
48pub const __GLIBC_USE_IEC_60559_EXT: u32 = 0;
49pub const __GLIBC_USE_IEC_60559_FUNCS_EXT: u32 = 0;
50pub const __GLIBC_USE_IEC_60559_FUNCS_EXT_C23: u32 = 0;
51pub const __GLIBC_USE_IEC_60559_TYPES_EXT: u32 = 0;
52pub const _BITS_TYPES_H: u32 = 1;
53pub const _BITS_TYPESIZES_H: u32 = 1;
54pub const __OFF_T_MATCHES_OFF64_T: u32 = 1;
55pub const __INO_T_MATCHES_INO64_T: u32 = 1;
56pub const __RLIM_T_MATCHES_RLIM64_T: u32 = 1;
57pub const __STATFS_MATCHES_STATFS64: u32 = 1;
58pub const __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64: u32 = 1;
59pub const __FD_SETSIZE: u32 = 1024;
60pub const _BITS_TIME64_H: u32 = 1;
61pub const _BITS_WCHAR_H: u32 = 1;
62pub const _BITS_STDINT_INTN_H: u32 = 1;
63pub const _BITS_STDINT_UINTN_H: u32 = 1;
64pub const _BITS_STDINT_LEAST_H: u32 = 1;
65pub const INT8_MIN: i32 = -128;
66pub const INT16_MIN: i32 = -32768;
67pub const INT32_MIN: i32 = -2147483648;
68pub const INT8_MAX: u32 = 127;
69pub const INT16_MAX: u32 = 32767;
70pub const INT32_MAX: u32 = 2147483647;
71pub const UINT8_MAX: u32 = 255;
72pub const UINT16_MAX: u32 = 65535;
73pub const UINT32_MAX: u32 = 4294967295;
74pub const INT_LEAST8_MIN: i32 = -128;
75pub const INT_LEAST16_MIN: i32 = -32768;
76pub const INT_LEAST32_MIN: i32 = -2147483648;
77pub const INT_LEAST8_MAX: u32 = 127;
78pub const INT_LEAST16_MAX: u32 = 32767;
79pub const INT_LEAST32_MAX: u32 = 2147483647;
80pub const UINT_LEAST8_MAX: u32 = 255;
81pub const UINT_LEAST16_MAX: u32 = 65535;
82pub const UINT_LEAST32_MAX: u32 = 4294967295;
83pub const INT_FAST8_MIN: i32 = -128;
84pub const INT_FAST16_MIN: i64 = -9223372036854775808;
85pub const INT_FAST32_MIN: i64 = -9223372036854775808;
86pub const INT_FAST8_MAX: u32 = 127;
87pub const INT_FAST16_MAX: u64 = 9223372036854775807;
88pub const INT_FAST32_MAX: u64 = 9223372036854775807;
89pub const UINT_FAST8_MAX: u32 = 255;
90pub const UINT_FAST16_MAX: i32 = -1;
91pub const UINT_FAST32_MAX: i32 = -1;
92pub const INTPTR_MIN: i64 = -9223372036854775808;
93pub const INTPTR_MAX: u64 = 9223372036854775807;
94pub const UINTPTR_MAX: i32 = -1;
95pub const PTRDIFF_MIN: i64 = -9223372036854775808;
96pub const PTRDIFF_MAX: u64 = 9223372036854775807;
97pub const SIG_ATOMIC_MIN: i32 = -2147483648;
98pub const SIG_ATOMIC_MAX: u32 = 2147483647;
99pub const SIZE_MAX: i32 = -1;
100pub const WINT_MIN: u32 = 0;
101pub const WINT_MAX: u32 = 4294967295;
102pub const FPDF_OBJECT_UNKNOWN: u32 = 0;
103pub const FPDF_OBJECT_BOOLEAN: u32 = 1;
104pub const FPDF_OBJECT_NUMBER: u32 = 2;
105pub const FPDF_OBJECT_STRING: u32 = 3;
106pub const FPDF_OBJECT_NAME: u32 = 4;
107pub const FPDF_OBJECT_ARRAY: u32 = 5;
108pub const FPDF_OBJECT_DICTIONARY: u32 = 6;
109pub const FPDF_OBJECT_STREAM: u32 = 7;
110pub const FPDF_OBJECT_NULLOBJ: u32 = 8;
111pub const FPDF_OBJECT_REFERENCE: u32 = 9;
112pub const FPDF_POLICY_MACHINETIME_ACCESS: u32 = 0;
113pub const FPDF_ERR_SUCCESS: u32 = 0;
114pub const FPDF_ERR_UNKNOWN: u32 = 1;
115pub const FPDF_ERR_FILE: u32 = 2;
116pub const FPDF_ERR_FORMAT: u32 = 3;
117pub const FPDF_ERR_PASSWORD: u32 = 4;
118pub const FPDF_ERR_SECURITY: u32 = 5;
119pub const FPDF_ERR_PAGE: u32 = 6;
120pub const FPDF_ERR_XFALOAD: u32 = 7;
121pub const FPDF_ERR_XFALAYOUT: u32 = 8;
122pub const FPDF_ANNOT: u32 = 1;
123pub const FPDF_LCD_TEXT: u32 = 2;
124pub const FPDF_NO_NATIVETEXT: u32 = 4;
125pub const FPDF_GRAYSCALE: u32 = 8;
126pub const FPDF_DEBUG_INFO: u32 = 128;
127pub const FPDF_NO_CATCH: u32 = 256;
128pub const FPDF_RENDER_LIMITEDIMAGECACHE: u32 = 512;
129pub const FPDF_RENDER_FORCEHALFTONE: u32 = 1024;
130pub const FPDF_PRINTING: u32 = 2048;
131pub const FPDF_RENDER_NO_SMOOTHTEXT: u32 = 4096;
132pub const FPDF_RENDER_NO_SMOOTHIMAGE: u32 = 8192;
133pub const FPDF_RENDER_NO_SMOOTHPATH: u32 = 16384;
134pub const FPDF_REVERSE_BYTE_ORDER: u32 = 16;
135pub const FPDF_CONVERT_FILL_TO_STROKE: u32 = 32;
136pub const FPDFBitmap_Unknown: u32 = 0;
137pub const FPDFBitmap_Gray: u32 = 1;
138pub const FPDFBitmap_BGR: u32 = 2;
139pub const FPDFBitmap_BGRx: u32 = 3;
140pub const FPDFBitmap_BGRA: u32 = 4;
141pub const FPDFBitmap_BGRA_Premul: u32 = 5;
142pub const FPDF_COLORSPACE_UNKNOWN: u32 = 0;
143pub const FPDF_COLORSPACE_DEVICEGRAY: u32 = 1;
144pub const FPDF_COLORSPACE_DEVICERGB: u32 = 2;
145pub const FPDF_COLORSPACE_DEVICECMYK: u32 = 3;
146pub const FPDF_COLORSPACE_CALGRAY: u32 = 4;
147pub const FPDF_COLORSPACE_CALRGB: u32 = 5;
148pub const FPDF_COLORSPACE_LAB: u32 = 6;
149pub const FPDF_COLORSPACE_ICCBASED: u32 = 7;
150pub const FPDF_COLORSPACE_SEPARATION: u32 = 8;
151pub const FPDF_COLORSPACE_DEVICEN: u32 = 9;
152pub const FPDF_COLORSPACE_INDEXED: u32 = 10;
153pub const FPDF_COLORSPACE_PATTERN: u32 = 11;
154pub const FPDF_PAGEOBJ_UNKNOWN: u32 = 0;
155pub const FPDF_PAGEOBJ_TEXT: u32 = 1;
156pub const FPDF_PAGEOBJ_PATH: u32 = 2;
157pub const FPDF_PAGEOBJ_IMAGE: u32 = 3;
158pub const FPDF_PAGEOBJ_SHADING: u32 = 4;
159pub const FPDF_PAGEOBJ_FORM: u32 = 5;
160pub const FPDF_SEGMENT_UNKNOWN: i32 = -1;
161pub const FPDF_SEGMENT_LINETO: u32 = 0;
162pub const FPDF_SEGMENT_BEZIERTO: u32 = 1;
163pub const FPDF_SEGMENT_MOVETO: u32 = 2;
164pub const FPDF_FILLMODE_NONE: u32 = 0;
165pub const FPDF_FILLMODE_ALTERNATE: u32 = 1;
166pub const FPDF_FILLMODE_WINDING: u32 = 2;
167pub const FPDF_FONT_TYPE1: u32 = 1;
168pub const FPDF_FONT_TRUETYPE: u32 = 2;
169pub const FPDF_LINECAP_BUTT: u32 = 0;
170pub const FPDF_LINECAP_ROUND: u32 = 1;
171pub const FPDF_LINECAP_PROJECTING_SQUARE: u32 = 2;
172pub const FPDF_LINEJOIN_MITER: u32 = 0;
173pub const FPDF_LINEJOIN_ROUND: u32 = 1;
174pub const FPDF_LINEJOIN_BEVEL: u32 = 2;
175pub const FPDF_PRINTMODE_EMF: u32 = 0;
176pub const FPDF_PRINTMODE_TEXTONLY: u32 = 1;
177pub const FPDF_PRINTMODE_POSTSCRIPT2: u32 = 2;
178pub const FPDF_PRINTMODE_POSTSCRIPT3: u32 = 3;
179pub const FPDF_PRINTMODE_POSTSCRIPT2_PASSTHROUGH: u32 = 4;
180pub const FPDF_PRINTMODE_POSTSCRIPT3_PASSTHROUGH: u32 = 5;
181pub const FPDF_PRINTMODE_EMF_IMAGE_MASKS: u32 = 6;
182pub const FPDF_PRINTMODE_POSTSCRIPT3_TYPE42: u32 = 7;
183pub const FPDF_PRINTMODE_POSTSCRIPT3_TYPE42_PASSTHROUGH: u32 = 8;
184pub const FLATTEN_FAIL: u32 = 0;
185pub const FLATTEN_SUCCESS: u32 = 1;
186pub const FLATTEN_NOTHINGTODO: u32 = 2;
187pub const FLAT_NORMALDISPLAY: u32 = 0;
188pub const FLAT_PRINT: u32 = 1;
189pub const FXFONT_ANSI_CHARSET: u32 = 0;
190pub const FXFONT_DEFAULT_CHARSET: u32 = 1;
191pub const FXFONT_SYMBOL_CHARSET: u32 = 2;
192pub const FXFONT_SHIFTJIS_CHARSET: u32 = 128;
193pub const FXFONT_HANGEUL_CHARSET: u32 = 129;
194pub const FXFONT_GB2312_CHARSET: u32 = 134;
195pub const FXFONT_CHINESEBIG5_CHARSET: u32 = 136;
196pub const FXFONT_GREEK_CHARSET: u32 = 161;
197pub const FXFONT_VIETNAMESE_CHARSET: u32 = 163;
198pub const FXFONT_HEBREW_CHARSET: u32 = 177;
199pub const FXFONT_ARABIC_CHARSET: u32 = 178;
200pub const FXFONT_CYRILLIC_CHARSET: u32 = 204;
201pub const FXFONT_THAI_CHARSET: u32 = 222;
202pub const FXFONT_EASTERNEUROPEAN_CHARSET: u32 = 238;
203pub const FXFONT_FF_FIXEDPITCH: u32 = 1;
204pub const FXFONT_FF_ROMAN: u32 = 16;
205pub const FXFONT_FF_SCRIPT: u32 = 64;
206pub const FXFONT_FW_NORMAL: u32 = 400;
207pub const FXFONT_FW_BOLD: u32 = 700;
208pub const FPDF_RENDER_READY: u32 = 0;
209pub const FPDF_RENDER_TOBECONTINUED: u32 = 1;
210pub const FPDF_RENDER_DONE: u32 = 2;
211pub const FPDF_RENDER_FAILED: u32 = 3;
212pub const FPDF_MATCHCASE: u32 = 1;
213pub const FPDF_MATCHWHOLEWORD: u32 = 2;
214pub const FPDF_CONSECUTIVE: u32 = 4;
215pub const FPDF_INCREMENTAL: u32 = 1;
216pub const FPDF_NO_INCREMENTAL: u32 = 2;
217pub const FPDF_REMOVE_SECURITY: u32 = 3;
218pub const FORMTYPE_NONE: u32 = 0;
219pub const FORMTYPE_ACRO_FORM: u32 = 1;
220pub const FORMTYPE_XFA_FULL: u32 = 2;
221pub const FORMTYPE_XFA_FOREGROUND: u32 = 3;
222pub const FORMTYPE_COUNT: u32 = 4;
223pub const JSPLATFORM_ALERT_BUTTON_OK: u32 = 0;
224pub const JSPLATFORM_ALERT_BUTTON_OKCANCEL: u32 = 1;
225pub const JSPLATFORM_ALERT_BUTTON_YESNO: u32 = 2;
226pub const JSPLATFORM_ALERT_BUTTON_YESNOCANCEL: u32 = 3;
227pub const JSPLATFORM_ALERT_BUTTON_DEFAULT: u32 = 0;
228pub const JSPLATFORM_ALERT_ICON_ERROR: u32 = 0;
229pub const JSPLATFORM_ALERT_ICON_WARNING: u32 = 1;
230pub const JSPLATFORM_ALERT_ICON_QUESTION: u32 = 2;
231pub const JSPLATFORM_ALERT_ICON_STATUS: u32 = 3;
232pub const JSPLATFORM_ALERT_ICON_ASTERISK: u32 = 4;
233pub const JSPLATFORM_ALERT_ICON_DEFAULT: u32 = 0;
234pub const JSPLATFORM_ALERT_RETURN_OK: u32 = 1;
235pub const JSPLATFORM_ALERT_RETURN_CANCEL: u32 = 2;
236pub const JSPLATFORM_ALERT_RETURN_NO: u32 = 3;
237pub const JSPLATFORM_ALERT_RETURN_YES: u32 = 4;
238pub const JSPLATFORM_BEEP_ERROR: u32 = 0;
239pub const JSPLATFORM_BEEP_WARNING: u32 = 1;
240pub const JSPLATFORM_BEEP_QUESTION: u32 = 2;
241pub const JSPLATFORM_BEEP_STATUS: u32 = 3;
242pub const JSPLATFORM_BEEP_DEFAULT: u32 = 4;
243pub const FXCT_ARROW: u32 = 0;
244pub const FXCT_NESW: u32 = 1;
245pub const FXCT_NWSE: u32 = 2;
246pub const FXCT_VBEAM: u32 = 3;
247pub const FXCT_HBEAM: u32 = 4;
248pub const FXCT_HAND: u32 = 5;
249pub const FXFA_PAGEVIEWEVENT_POSTADDED: u32 = 1;
250pub const FXFA_PAGEVIEWEVENT_POSTREMOVED: u32 = 3;
251pub const FXFA_MENU_COPY: u32 = 1;
252pub const FXFA_MENU_CUT: u32 = 2;
253pub const FXFA_MENU_SELECTALL: u32 = 4;
254pub const FXFA_MENU_UNDO: u32 = 8;
255pub const FXFA_MENU_REDO: u32 = 16;
256pub const FXFA_MENU_PASTE: u32 = 32;
257pub const FXFA_SAVEAS_XML: u32 = 1;
258pub const FXFA_SAVEAS_XDP: u32 = 2;
259pub const FPDFDOC_AACTION_WC: u32 = 16;
260pub const FPDFDOC_AACTION_WS: u32 = 17;
261pub const FPDFDOC_AACTION_DS: u32 = 18;
262pub const FPDFDOC_AACTION_WP: u32 = 19;
263pub const FPDFDOC_AACTION_DP: u32 = 20;
264pub const FPDFPAGE_AACTION_OPEN: u32 = 0;
265pub const FPDFPAGE_AACTION_CLOSE: u32 = 1;
266pub const FPDF_FORMFIELD_UNKNOWN: u32 = 0;
267pub const FPDF_FORMFIELD_PUSHBUTTON: u32 = 1;
268pub const FPDF_FORMFIELD_CHECKBOX: u32 = 2;
269pub const FPDF_FORMFIELD_RADIOBUTTON: u32 = 3;
270pub const FPDF_FORMFIELD_COMBOBOX: u32 = 4;
271pub const FPDF_FORMFIELD_LISTBOX: u32 = 5;
272pub const FPDF_FORMFIELD_TEXTFIELD: u32 = 6;
273pub const FPDF_FORMFIELD_SIGNATURE: u32 = 7;
274pub const FPDF_FORMFIELD_XFA: u32 = 8;
275pub const FPDF_FORMFIELD_XFA_CHECKBOX: u32 = 9;
276pub const FPDF_FORMFIELD_XFA_COMBOBOX: u32 = 10;
277pub const FPDF_FORMFIELD_XFA_IMAGEFIELD: u32 = 11;
278pub const FPDF_FORMFIELD_XFA_LISTBOX: u32 = 12;
279pub const FPDF_FORMFIELD_XFA_PUSHBUTTON: u32 = 13;
280pub const FPDF_FORMFIELD_XFA_SIGNATURE: u32 = 14;
281pub const FPDF_FORMFIELD_XFA_TEXTFIELD: u32 = 15;
282pub const FPDF_FORMFIELD_COUNT: u32 = 16;
283pub const FPDF_ANNOT_UNKNOWN: u32 = 0;
284pub const FPDF_ANNOT_TEXT: u32 = 1;
285pub const FPDF_ANNOT_LINK: u32 = 2;
286pub const FPDF_ANNOT_FREETEXT: u32 = 3;
287pub const FPDF_ANNOT_LINE: u32 = 4;
288pub const FPDF_ANNOT_SQUARE: u32 = 5;
289pub const FPDF_ANNOT_CIRCLE: u32 = 6;
290pub const FPDF_ANNOT_POLYGON: u32 = 7;
291pub const FPDF_ANNOT_POLYLINE: u32 = 8;
292pub const FPDF_ANNOT_HIGHLIGHT: u32 = 9;
293pub const FPDF_ANNOT_UNDERLINE: u32 = 10;
294pub const FPDF_ANNOT_SQUIGGLY: u32 = 11;
295pub const FPDF_ANNOT_STRIKEOUT: u32 = 12;
296pub const FPDF_ANNOT_STAMP: u32 = 13;
297pub const FPDF_ANNOT_CARET: u32 = 14;
298pub const FPDF_ANNOT_INK: u32 = 15;
299pub const FPDF_ANNOT_POPUP: u32 = 16;
300pub const FPDF_ANNOT_FILEATTACHMENT: u32 = 17;
301pub const FPDF_ANNOT_SOUND: u32 = 18;
302pub const FPDF_ANNOT_MOVIE: u32 = 19;
303pub const FPDF_ANNOT_WIDGET: u32 = 20;
304pub const FPDF_ANNOT_SCREEN: u32 = 21;
305pub const FPDF_ANNOT_PRINTERMARK: u32 = 22;
306pub const FPDF_ANNOT_TRAPNET: u32 = 23;
307pub const FPDF_ANNOT_WATERMARK: u32 = 24;
308pub const FPDF_ANNOT_THREED: u32 = 25;
309pub const FPDF_ANNOT_RICHMEDIA: u32 = 26;
310pub const FPDF_ANNOT_XFAWIDGET: u32 = 27;
311pub const FPDF_ANNOT_REDACT: u32 = 28;
312pub const FPDF_ANNOT_FLAG_NONE: u32 = 0;
313pub const FPDF_ANNOT_FLAG_INVISIBLE: u32 = 1;
314pub const FPDF_ANNOT_FLAG_HIDDEN: u32 = 2;
315pub const FPDF_ANNOT_FLAG_PRINT: u32 = 4;
316pub const FPDF_ANNOT_FLAG_NOZOOM: u32 = 8;
317pub const FPDF_ANNOT_FLAG_NOROTATE: u32 = 16;
318pub const FPDF_ANNOT_FLAG_NOVIEW: u32 = 32;
319pub const FPDF_ANNOT_FLAG_READONLY: u32 = 64;
320pub const FPDF_ANNOT_FLAG_LOCKED: u32 = 128;
321pub const FPDF_ANNOT_FLAG_TOGGLENOVIEW: u32 = 256;
322pub const FPDF_ANNOT_APPEARANCEMODE_NORMAL: u32 = 0;
323pub const FPDF_ANNOT_APPEARANCEMODE_ROLLOVER: u32 = 1;
324pub const FPDF_ANNOT_APPEARANCEMODE_DOWN: u32 = 2;
325pub const FPDF_ANNOT_APPEARANCEMODE_COUNT: u32 = 3;
326pub const FPDF_FORMFLAG_NONE: u32 = 0;
327pub const FPDF_FORMFLAG_READONLY: u32 = 1;
328pub const FPDF_FORMFLAG_REQUIRED: u32 = 2;
329pub const FPDF_FORMFLAG_NOEXPORT: u32 = 4;
330pub const FPDF_FORMFLAG_TEXT_MULTILINE: u32 = 4096;
331pub const FPDF_FORMFLAG_TEXT_PASSWORD: u32 = 8192;
332pub const FPDF_FORMFLAG_CHOICE_COMBO: u32 = 131072;
333pub const FPDF_FORMFLAG_CHOICE_EDIT: u32 = 262144;
334pub const FPDF_FORMFLAG_CHOICE_MULTI_SELECT: u32 = 2097152;
335pub const FPDF_ANNOT_AACTION_KEY_STROKE: u32 = 12;
336pub const FPDF_ANNOT_AACTION_FORMAT: u32 = 13;
337pub const FPDF_ANNOT_AACTION_VALIDATE: u32 = 14;
338pub const FPDF_ANNOT_AACTION_CALCULATE: u32 = 15;
339pub const _TIME_H: u32 = 1;
340pub const _BITS_TIME_H: u32 = 1;
341pub const CLOCK_REALTIME: u32 = 0;
342pub const CLOCK_MONOTONIC: u32 = 1;
343pub const CLOCK_PROCESS_CPUTIME_ID: u32 = 2;
344pub const CLOCK_THREAD_CPUTIME_ID: u32 = 3;
345pub const CLOCK_MONOTONIC_RAW: u32 = 4;
346pub const CLOCK_REALTIME_COARSE: u32 = 5;
347pub const CLOCK_MONOTONIC_COARSE: u32 = 6;
348pub const CLOCK_BOOTTIME: u32 = 7;
349pub const CLOCK_REALTIME_ALARM: u32 = 8;
350pub const CLOCK_BOOTTIME_ALARM: u32 = 9;
351pub const CLOCK_TAI: u32 = 11;
352pub const TIMER_ABSTIME: u32 = 1;
353pub const __clock_t_defined: u32 = 1;
354pub const __time_t_defined: u32 = 1;
355pub const __struct_tm_defined: u32 = 1;
356pub const _STRUCT_TIMESPEC: u32 = 1;
357pub const _BITS_ENDIAN_H: u32 = 1;
358pub const __LITTLE_ENDIAN: u32 = 1234;
359pub const __BIG_ENDIAN: u32 = 4321;
360pub const __PDP_ENDIAN: u32 = 3412;
361pub const _BITS_ENDIANNESS_H: u32 = 1;
362pub const __BYTE_ORDER: u32 = 1234;
363pub const __FLOAT_WORD_ORDER: u32 = 1234;
364pub const __clockid_t_defined: u32 = 1;
365pub const __timer_t_defined: u32 = 1;
366pub const __itimerspec_defined: u32 = 1;
367pub const _BITS_TYPES_LOCALE_T_H: u32 = 1;
368pub const _BITS_TYPES___LOCALE_T_H: u32 = 1;
369pub const TIME_UTC: u32 = 1;
370pub const FPDF_UNSP_DOC_XFAFORM: u32 = 1;
371pub const FPDF_UNSP_DOC_PORTABLECOLLECTION: u32 = 2;
372pub const FPDF_UNSP_DOC_ATTACHMENT: u32 = 3;
373pub const FPDF_UNSP_DOC_SECURITY: u32 = 4;
374pub const FPDF_UNSP_DOC_SHAREDREVIEW: u32 = 5;
375pub const FPDF_UNSP_DOC_SHAREDFORM_ACROBAT: u32 = 6;
376pub const FPDF_UNSP_DOC_SHAREDFORM_FILESYSTEM: u32 = 7;
377pub const FPDF_UNSP_DOC_SHAREDFORM_EMAIL: u32 = 8;
378pub const FPDF_UNSP_ANNOT_3DANNOT: u32 = 11;
379pub const FPDF_UNSP_ANNOT_MOVIE: u32 = 12;
380pub const FPDF_UNSP_ANNOT_SOUND: u32 = 13;
381pub const FPDF_UNSP_ANNOT_SCREEN_MEDIA: u32 = 14;
382pub const FPDF_UNSP_ANNOT_SCREEN_RICHMEDIA: u32 = 15;
383pub const FPDF_UNSP_ANNOT_ATTACHMENT: u32 = 16;
384pub const FPDF_UNSP_ANNOT_SIG: u32 = 17;
385pub const PAGEMODE_UNKNOWN: i32 = -1;
386pub const PAGEMODE_USENONE: u32 = 0;
387pub const PAGEMODE_USEOUTLINES: u32 = 1;
388pub const PAGEMODE_USETHUMBS: u32 = 2;
389pub const PAGEMODE_FULLSCREEN: u32 = 3;
390pub const PAGEMODE_USEOC: u32 = 4;
391pub const PAGEMODE_USEATTACHMENTS: u32 = 5;
392pub const PDFACTION_UNSUPPORTED: u32 = 0;
393pub const PDFACTION_GOTO: u32 = 1;
394pub const PDFACTION_REMOTEGOTO: u32 = 2;
395pub const PDFACTION_URI: u32 = 3;
396pub const PDFACTION_LAUNCH: u32 = 4;
397pub const PDFACTION_EMBEDDEDGOTO: u32 = 5;
398pub const PDFDEST_VIEW_UNKNOWN_MODE: u32 = 0;
399pub const PDFDEST_VIEW_XYZ: u32 = 1;
400pub const PDFDEST_VIEW_FIT: u32 = 2;
401pub const PDFDEST_VIEW_FITH: u32 = 3;
402pub const PDFDEST_VIEW_FITV: u32 = 4;
403pub const PDFDEST_VIEW_FITR: u32 = 5;
404pub const PDFDEST_VIEW_FITB: u32 = 6;
405pub const PDFDEST_VIEW_FITBH: u32 = 7;
406pub const PDFDEST_VIEW_FITBV: u32 = 8;
407pub const PDF_LINEARIZATION_UNKNOWN: i32 = -1;
408pub const PDF_NOT_LINEARIZED: u32 = 0;
409pub const PDF_LINEARIZED: u32 = 1;
410pub const PDF_DATA_ERROR: i32 = -1;
411pub const PDF_DATA_NOTAVAIL: u32 = 0;
412pub const PDF_DATA_AVAIL: u32 = 1;
413pub const PDF_FORM_ERROR: i32 = -1;
414pub const PDF_FORM_NOTAVAIL: u32 = 0;
415pub const PDF_FORM_AVAIL: u32 = 1;
416pub const PDF_FORM_NOTEXIST: u32 = 2;
417#[doc = " Convenience types."]
418pub type __u_char = ::std::os::raw::c_uchar;
419pub type __u_short = ::std::os::raw::c_ushort;
420pub type __u_int = ::std::os::raw::c_uint;
421pub type __u_long = ::std::os::raw::c_ulong;
422#[doc = " Fixed-size types, underlying types depend on word size and compiler."]
423pub type __int8_t = ::std::os::raw::c_schar;
424pub type __uint8_t = ::std::os::raw::c_uchar;
425pub type __int16_t = ::std::os::raw::c_short;
426pub type __uint16_t = ::std::os::raw::c_ushort;
427pub type __int32_t = ::std::os::raw::c_int;
428pub type __uint32_t = ::std::os::raw::c_uint;
429pub type __int64_t = ::std::os::raw::c_long;
430pub type __uint64_t = ::std::os::raw::c_ulong;
431#[doc = " Smallest types with at least a given width."]
432pub type __int_least8_t = __int8_t;
433pub type __uint_least8_t = __uint8_t;
434pub type __int_least16_t = __int16_t;
435pub type __uint_least16_t = __uint16_t;
436pub type __int_least32_t = __int32_t;
437pub type __uint_least32_t = __uint32_t;
438pub type __int_least64_t = __int64_t;
439pub type __uint_least64_t = __uint64_t;
440pub type __quad_t = ::std::os::raw::c_long;
441pub type __u_quad_t = ::std::os::raw::c_ulong;
442pub type __intmax_t = ::std::os::raw::c_long;
443pub type __uintmax_t = ::std::os::raw::c_ulong;
444pub type __dev_t = ::std::os::raw::c_ulong;
445pub type __uid_t = ::std::os::raw::c_uint;
446pub type __gid_t = ::std::os::raw::c_uint;
447pub type __ino_t = ::std::os::raw::c_ulong;
448pub type __ino64_t = ::std::os::raw::c_ulong;
449pub type __mode_t = ::std::os::raw::c_uint;
450pub type __nlink_t = ::std::os::raw::c_ulong;
451pub type __off_t = ::std::os::raw::c_long;
452pub type __off64_t = ::std::os::raw::c_long;
453pub type __pid_t = ::std::os::raw::c_int;
454#[repr(C)]
455#[derive(Debug, Copy, Clone)]
456pub struct __fsid_t {
457    pub __val: [::std::os::raw::c_int; 2usize],
458}
459pub type __clock_t = ::std::os::raw::c_long;
460pub type __rlim_t = ::std::os::raw::c_ulong;
461pub type __rlim64_t = ::std::os::raw::c_ulong;
462pub type __id_t = ::std::os::raw::c_uint;
463pub type __time_t = ::std::os::raw::c_long;
464pub type __useconds_t = ::std::os::raw::c_uint;
465pub type __suseconds_t = ::std::os::raw::c_long;
466pub type __suseconds64_t = ::std::os::raw::c_long;
467pub type __daddr_t = ::std::os::raw::c_int;
468pub type __key_t = ::std::os::raw::c_int;
469pub type __clockid_t = ::std::os::raw::c_int;
470pub type __timer_t = *mut ::std::os::raw::c_void;
471pub type __blksize_t = ::std::os::raw::c_long;
472pub type __blkcnt_t = ::std::os::raw::c_long;
473pub type __blkcnt64_t = ::std::os::raw::c_long;
474pub type __fsblkcnt_t = ::std::os::raw::c_ulong;
475pub type __fsblkcnt64_t = ::std::os::raw::c_ulong;
476pub type __fsfilcnt_t = ::std::os::raw::c_ulong;
477pub type __fsfilcnt64_t = ::std::os::raw::c_ulong;
478pub type __fsword_t = ::std::os::raw::c_long;
479pub type __ssize_t = ::std::os::raw::c_long;
480pub type __syscall_slong_t = ::std::os::raw::c_long;
481pub type __syscall_ulong_t = ::std::os::raw::c_ulong;
482#[doc = " These few don't really vary by system, they always correspond\nto one of the other defined types."]
483pub type __loff_t = __off64_t;
484pub type __caddr_t = *mut ::std::os::raw::c_char;
485pub type __intptr_t = ::std::os::raw::c_long;
486pub type __socklen_t = ::std::os::raw::c_uint;
487#[doc = " C99: An integer type that can be accessed as an atomic entity,\neven in the presence of asynchronous interrupts.\nIt is not currently necessary for this to be machine-specific."]
488pub type __sig_atomic_t = ::std::os::raw::c_int;
489#[doc = " Signed."]
490pub type int_least8_t = __int_least8_t;
491pub type int_least16_t = __int_least16_t;
492pub type int_least32_t = __int_least32_t;
493pub type int_least64_t = __int_least64_t;
494#[doc = " Unsigned."]
495pub type uint_least8_t = __uint_least8_t;
496pub type uint_least16_t = __uint_least16_t;
497pub type uint_least32_t = __uint_least32_t;
498pub type uint_least64_t = __uint_least64_t;
499#[doc = " Signed."]
500pub type int_fast8_t = ::std::os::raw::c_schar;
501pub type int_fast16_t = ::std::os::raw::c_long;
502pub type int_fast32_t = ::std::os::raw::c_long;
503pub type int_fast64_t = ::std::os::raw::c_long;
504#[doc = " Unsigned."]
505pub type uint_fast8_t = ::std::os::raw::c_uchar;
506pub type uint_fast16_t = ::std::os::raw::c_ulong;
507pub type uint_fast32_t = ::std::os::raw::c_ulong;
508pub type uint_fast64_t = ::std::os::raw::c_ulong;
509#[doc = " Largest integral types."]
510pub type intmax_t = __intmax_t;
511pub type uintmax_t = __uintmax_t;
512pub type wchar_t = ::std::os::raw::c_int;
513#[doc = " Define 'max_align_t' to match the GCC definition."]
514#[repr(C)]
515#[repr(align(16))]
516#[derive(Debug, Copy, Clone)]
517pub struct max_align_t {
518    pub __clang_max_align_nonce1: ::std::os::raw::c_longlong,
519    pub __bindgen_padding_0: u64,
520    pub __clang_max_align_nonce2: u128,
521}
522pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_UNKNOWN: FPDF_TEXT_RENDERMODE = -1;
523pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_FILL: FPDF_TEXT_RENDERMODE = 0;
524pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_STROKE: FPDF_TEXT_RENDERMODE = 1;
525pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_FILL_STROKE: FPDF_TEXT_RENDERMODE = 2;
526pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_INVISIBLE: FPDF_TEXT_RENDERMODE = 3;
527pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_FILL_CLIP: FPDF_TEXT_RENDERMODE = 4;
528pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_STROKE_CLIP: FPDF_TEXT_RENDERMODE = 5;
529pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_FILL_STROKE_CLIP: FPDF_TEXT_RENDERMODE = 6;
530pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_CLIP: FPDF_TEXT_RENDERMODE = 7;
531pub const FPDF_TEXT_RENDERMODE_FPDF_TEXTRENDERMODE_LAST: FPDF_TEXT_RENDERMODE = 7;
532#[doc = " PDF text rendering modes"]
533pub type FPDF_TEXT_RENDERMODE = ::std::os::raw::c_int;
534#[repr(C)]
535#[derive(Debug, Copy, Clone)]
536pub struct fpdf_action_t__ {
537    _unused: [u8; 0],
538}
539#[doc = " PDF types - use incomplete types (never completed) to force API type safety."]
540pub type FPDF_ACTION = *mut fpdf_action_t__;
541#[repr(C)]
542#[derive(Debug, Copy, Clone)]
543pub struct fpdf_annotation_t__ {
544    _unused: [u8; 0],
545}
546pub type FPDF_ANNOTATION = *mut fpdf_annotation_t__;
547#[repr(C)]
548#[derive(Debug, Copy, Clone)]
549pub struct fpdf_attachment_t__ {
550    _unused: [u8; 0],
551}
552pub type FPDF_ATTACHMENT = *mut fpdf_attachment_t__;
553#[repr(C)]
554#[derive(Debug, Copy, Clone)]
555pub struct fpdf_avail_t__ {
556    _unused: [u8; 0],
557}
558pub type FPDF_AVAIL = *mut fpdf_avail_t__;
559#[repr(C)]
560#[derive(Debug, Copy, Clone)]
561pub struct fpdf_bitmap_t__ {
562    _unused: [u8; 0],
563}
564pub type FPDF_BITMAP = *mut fpdf_bitmap_t__;
565#[repr(C)]
566#[derive(Debug, Copy, Clone)]
567pub struct fpdf_bookmark_t__ {
568    _unused: [u8; 0],
569}
570pub type FPDF_BOOKMARK = *mut fpdf_bookmark_t__;
571#[repr(C)]
572#[derive(Debug, Copy, Clone)]
573pub struct fpdf_clippath_t__ {
574    _unused: [u8; 0],
575}
576pub type FPDF_CLIPPATH = *mut fpdf_clippath_t__;
577#[repr(C)]
578#[derive(Debug, Copy, Clone)]
579pub struct fpdf_dest_t__ {
580    _unused: [u8; 0],
581}
582pub type FPDF_DEST = *mut fpdf_dest_t__;
583#[repr(C)]
584#[derive(Debug, Copy, Clone)]
585pub struct fpdf_document_t__ {
586    _unused: [u8; 0],
587}
588pub type FPDF_DOCUMENT = *mut fpdf_document_t__;
589#[repr(C)]
590#[derive(Debug, Copy, Clone)]
591pub struct fpdf_font_t__ {
592    _unused: [u8; 0],
593}
594pub type FPDF_FONT = *mut fpdf_font_t__;
595#[repr(C)]
596#[derive(Debug, Copy, Clone)]
597pub struct fpdf_form_handle_t__ {
598    _unused: [u8; 0],
599}
600pub type FPDF_FORMHANDLE = *mut fpdf_form_handle_t__;
601#[repr(C)]
602#[derive(Debug, Copy, Clone)]
603pub struct fpdf_glyphpath_t__ {
604    _unused: [u8; 0],
605}
606pub type FPDF_GLYPHPATH = *const fpdf_glyphpath_t__;
607#[repr(C)]
608#[derive(Debug, Copy, Clone)]
609pub struct fpdf_javascript_action_t {
610    _unused: [u8; 0],
611}
612pub type FPDF_JAVASCRIPT_ACTION = *mut fpdf_javascript_action_t;
613#[repr(C)]
614#[derive(Debug, Copy, Clone)]
615pub struct fpdf_link_t__ {
616    _unused: [u8; 0],
617}
618pub type FPDF_LINK = *mut fpdf_link_t__;
619#[repr(C)]
620#[derive(Debug, Copy, Clone)]
621pub struct fpdf_page_t__ {
622    _unused: [u8; 0],
623}
624pub type FPDF_PAGE = *mut fpdf_page_t__;
625#[repr(C)]
626#[derive(Debug, Copy, Clone)]
627pub struct fpdf_pagelink_t__ {
628    _unused: [u8; 0],
629}
630pub type FPDF_PAGELINK = *mut fpdf_pagelink_t__;
631#[repr(C)]
632#[derive(Debug, Copy, Clone)]
633pub struct fpdf_pageobject_t__ {
634    _unused: [u8; 0],
635}
636pub type FPDF_PAGEOBJECT = *mut fpdf_pageobject_t__;
637#[repr(C)]
638#[derive(Debug, Copy, Clone)]
639pub struct fpdf_pageobjectmark_t__ {
640    _unused: [u8; 0],
641}
642pub type FPDF_PAGEOBJECTMARK = *mut fpdf_pageobjectmark_t__;
643#[repr(C)]
644#[derive(Debug, Copy, Clone)]
645pub struct fpdf_pagerange_t__ {
646    _unused: [u8; 0],
647}
648pub type FPDF_PAGERANGE = *const fpdf_pagerange_t__;
649#[repr(C)]
650#[derive(Debug, Copy, Clone)]
651pub struct fpdf_pathsegment_t {
652    _unused: [u8; 0],
653}
654pub type FPDF_PATHSEGMENT = *const fpdf_pathsegment_t;
655#[repr(C)]
656#[derive(Debug, Copy, Clone)]
657pub struct fpdf_schhandle_t__ {
658    _unused: [u8; 0],
659}
660pub type FPDF_SCHHANDLE = *mut fpdf_schhandle_t__;
661#[repr(C)]
662#[derive(Debug, Copy, Clone)]
663pub struct fpdf_signature_t__ {
664    _unused: [u8; 0],
665}
666pub type FPDF_SIGNATURE = *const fpdf_signature_t__;
667pub type FPDF_SKIA_CANVAS = *mut ::std::os::raw::c_void;
668#[repr(C)]
669#[derive(Debug, Copy, Clone)]
670pub struct fpdf_structelement_t__ {
671    _unused: [u8; 0],
672}
673pub type FPDF_STRUCTELEMENT = *mut fpdf_structelement_t__;
674#[repr(C)]
675#[derive(Debug, Copy, Clone)]
676pub struct fpdf_structelement_attr_t__ {
677    _unused: [u8; 0],
678}
679pub type FPDF_STRUCTELEMENT_ATTR = *const fpdf_structelement_attr_t__;
680#[repr(C)]
681#[derive(Debug, Copy, Clone)]
682pub struct fpdf_structelement_attr_value_t__ {
683    _unused: [u8; 0],
684}
685pub type FPDF_STRUCTELEMENT_ATTR_VALUE = *const fpdf_structelement_attr_value_t__;
686#[repr(C)]
687#[derive(Debug, Copy, Clone)]
688pub struct fpdf_structtree_t__ {
689    _unused: [u8; 0],
690}
691pub type FPDF_STRUCTTREE = *mut fpdf_structtree_t__;
692#[repr(C)]
693#[derive(Debug, Copy, Clone)]
694pub struct fpdf_textpage_t__ {
695    _unused: [u8; 0],
696}
697pub type FPDF_TEXTPAGE = *mut fpdf_textpage_t__;
698#[repr(C)]
699#[derive(Debug, Copy, Clone)]
700pub struct fpdf_widget_t__ {
701    _unused: [u8; 0],
702}
703pub type FPDF_WIDGET = *mut fpdf_widget_t__;
704#[repr(C)]
705#[derive(Debug, Copy, Clone)]
706pub struct fpdf_xobject_t__ {
707    _unused: [u8; 0],
708}
709pub type FPDF_XOBJECT = *mut fpdf_xobject_t__;
710#[doc = " Basic data types"]
711pub type FPDF_BOOL = ::std::os::raw::c_int;
712pub type FPDF_RESULT = ::std::os::raw::c_int;
713pub type FPDF_DWORD = ::std::os::raw::c_ulong;
714pub type FS_FLOAT = f32;
715pub const _FPDF_DUPLEXTYPE__DuplexUndefined: _FPDF_DUPLEXTYPE_ = 0;
716pub const _FPDF_DUPLEXTYPE__Simplex: _FPDF_DUPLEXTYPE_ = 1;
717pub const _FPDF_DUPLEXTYPE__DuplexFlipShortEdge: _FPDF_DUPLEXTYPE_ = 2;
718pub const _FPDF_DUPLEXTYPE__DuplexFlipLongEdge: _FPDF_DUPLEXTYPE_ = 3;
719#[doc = " Duplex types"]
720pub type _FPDF_DUPLEXTYPE_ = ::std::os::raw::c_uint;
721#[doc = " Duplex types"]
722pub use self::_FPDF_DUPLEXTYPE_ as FPDF_DUPLEXTYPE;
723#[doc = " String types"]
724pub type FPDF_WCHAR = ::std::os::raw::c_ushort;
725#[doc = " Public PDFium API type for byte strings."]
726pub type FPDF_BYTESTRING = *const ::std::os::raw::c_char;
727#[doc = " The public PDFium API always uses UTF-16LE encoded wide strings, each\n character uses 2 bytes (except surrogation), with the low byte first."]
728pub type FPDF_WIDESTRING = *const FPDF_WCHAR;
729#[doc = " Structure for persisting a string beyond the duration of a callback.\n Note: although represented as a char*, string may be interpreted as\n a UTF-16LE formated string. Used only by XFA callbacks."]
730#[repr(C)]
731#[derive(Debug, Copy, Clone)]
732pub struct FPDF_BSTR_ {
733    #[doc = " String buffer, manipulate only with FPDF_BStr_* methods."]
734    pub str_: *mut ::std::os::raw::c_char,
735    #[doc = " Length of the string, in bytes."]
736    pub len: ::std::os::raw::c_int,
737}
738#[doc = " Structure for persisting a string beyond the duration of a callback.\n Note: although represented as a char*, string may be interpreted as\n a UTF-16LE formated string. Used only by XFA callbacks."]
739pub type FPDF_BSTR = FPDF_BSTR_;
740#[doc = " For Windows programmers: In most cases it's OK to treat FPDF_WIDESTRING as a\n Windows unicode string, however, special care needs to be taken if you\n expect to process Unicode larger than 0xffff.\n\n For Linux/Unix programmers: most compiler/library environments use 4 bytes\n for a Unicode character, and you have to convert between FPDF_WIDESTRING and\n system wide string by yourself."]
741pub type FPDF_STRING = *const ::std::os::raw::c_char;
742#[doc = " Matrix for transformation, in the form [a b c d e f], equivalent to:\n | a  b  0 |\n | c  d  0 |\n | e  f  1 |\n\n Translation is performed with [1 0 0 1 tx ty].\n Scaling is performed with [sx 0 0 sy 0 0].\n See PDF Reference 1.7, 4.2.2 Common Transformations for more."]
743#[repr(C)]
744#[derive(Debug, Copy, Clone)]
745pub struct _FS_MATRIX_ {
746    pub a: f32,
747    pub b: f32,
748    pub c: f32,
749    pub d: f32,
750    pub e: f32,
751    pub f: f32,
752}
753#[doc = " Matrix for transformation, in the form [a b c d e f], equivalent to:\n | a  b  0 |\n | c  d  0 |\n | e  f  1 |\n\n Translation is performed with [1 0 0 1 tx ty].\n Scaling is performed with [sx 0 0 sy 0 0].\n See PDF Reference 1.7, 4.2.2 Common Transformations for more."]
754pub type FS_MATRIX = _FS_MATRIX_;
755#[doc = " Rectangle area(float) in device or page coordinate system."]
756#[repr(C)]
757#[derive(Debug, Copy, Clone)]
758pub struct _FS_RECTF_ {
759    #[doc = " The x-coordinate of the left-top corner."]
760    pub left: f32,
761    #[doc = " The y-coordinate of the left-top corner."]
762    pub top: f32,
763    #[doc = " The x-coordinate of the right-bottom corner."]
764    pub right: f32,
765    #[doc = " The y-coordinate of the right-bottom corner."]
766    pub bottom: f32,
767}
768#[doc = " Rectangle area(float) in device or page coordinate system."]
769pub type FS_LPRECTF = *mut _FS_RECTF_;
770#[doc = " Rectangle area(float) in device or page coordinate system."]
771pub type FS_RECTF = _FS_RECTF_;
772#[doc = " Const Pointer to FS_RECTF structure."]
773pub type FS_LPCRECTF = *const FS_RECTF;
774#[doc = " Rectangle size. Coordinate system agnostic."]
775#[repr(C)]
776#[derive(Debug, Copy, Clone)]
777pub struct FS_SIZEF_ {
778    pub width: f32,
779    pub height: f32,
780}
781#[doc = " Rectangle size. Coordinate system agnostic."]
782pub type FS_LPSIZEF = *mut FS_SIZEF_;
783#[doc = " Rectangle size. Coordinate system agnostic."]
784pub type FS_SIZEF = FS_SIZEF_;
785#[doc = " Const Pointer to FS_SIZEF structure."]
786pub type FS_LPCSIZEF = *const FS_SIZEF;
787#[doc = " 2D Point. Coordinate system agnostic."]
788#[repr(C)]
789#[derive(Debug, Copy, Clone)]
790pub struct FS_POINTF_ {
791    pub x: f32,
792    pub y: f32,
793}
794#[doc = " 2D Point. Coordinate system agnostic."]
795pub type FS_LPPOINTF = *mut FS_POINTF_;
796#[doc = " 2D Point. Coordinate system agnostic."]
797pub type FS_POINTF = FS_POINTF_;
798#[doc = " Const Pointer to FS_POINTF structure."]
799pub type FS_LPCPOINTF = *const FS_POINTF;
800#[repr(C)]
801#[derive(Debug, Copy, Clone)]
802pub struct _FS_QUADPOINTSF {
803    pub x1: FS_FLOAT,
804    pub y1: FS_FLOAT,
805    pub x2: FS_FLOAT,
806    pub y2: FS_FLOAT,
807    pub x3: FS_FLOAT,
808    pub y3: FS_FLOAT,
809    pub x4: FS_FLOAT,
810    pub y4: FS_FLOAT,
811}
812pub type FS_QUADPOINTSF = _FS_QUADPOINTSF;
813#[doc = " Annotation enums."]
814pub type FPDF_ANNOTATION_SUBTYPE = ::std::os::raw::c_int;
815pub type FPDF_ANNOT_APPEARANCEMODE = ::std::os::raw::c_int;
816#[doc = " Dictionary value types."]
817pub type FPDF_OBJECT_TYPE = ::std::os::raw::c_int;
818#[doc = " Anti-Grain Geometry - https://sourceforge.net/projects/agg/"]
819pub const FPDF_RENDERER_TYPE_FPDF_RENDERERTYPE_AGG: FPDF_RENDERER_TYPE = 0;
820#[doc = " Skia - https://skia.org/"]
821pub const FPDF_RENDERER_TYPE_FPDF_RENDERERTYPE_SKIA: FPDF_RENDERER_TYPE = 1;
822#[doc = " PDF renderer types - Experimental.\n Selection of 2D graphics library to use for rendering to FPDF_BITMAPs."]
823pub type FPDF_RENDERER_TYPE = ::std::os::raw::c_uint;
824#[doc = " Process-wide options for initializing the library."]
825#[repr(C)]
826#[derive(Debug, Copy, Clone)]
827pub struct FPDF_LIBRARY_CONFIG_ {
828    #[doc = " Version number of the interface. Currently must be 2.\n Support for version 1 will be deprecated in the future."]
829    pub version: ::std::os::raw::c_int,
830    #[doc = " Array of paths to scan in place of the defaults when using built-in\n FXGE font loading code. The array is terminated by a NULL pointer.\n The Array may be NULL itself to use the default paths. May be ignored\n entirely depending upon the platform."]
831    pub m_pUserFontPaths: *mut *const ::std::os::raw::c_char,
832    #[doc = " Pointer to the v8::Isolate to use, or NULL to force PDFium to create one."]
833    pub m_pIsolate: *mut ::std::os::raw::c_void,
834    #[doc = " The embedder data slot to use in the v8::Isolate to store PDFium's\n per-isolate data. The value needs to be in the range\n [0, |v8::Internals::kNumIsolateDataLots|). Note that 0 is fine for most\n embedders."]
835    pub m_v8EmbedderSlot: ::std::os::raw::c_uint,
836    #[doc = " Pointer to the V8::Platform to use."]
837    pub m_pPlatform: *mut ::std::os::raw::c_void,
838    #[doc = " Explicit specification of core renderer to use. |m_RendererType| must be\n a valid value for |FPDF_LIBRARY_CONFIG| versions of this level or higher,\n or else the initialization will fail with an immediate crash.\n Note that use of a specified |FPDF_RENDERER_TYPE| value for which the\n corresponding render library is not included in the build will similarly\n fail with an immediate crash."]
839    pub m_RendererType: FPDF_RENDERER_TYPE,
840}
841#[doc = " Process-wide options for initializing the library."]
842pub type FPDF_LIBRARY_CONFIG = FPDF_LIBRARY_CONFIG_;
843unsafe extern "C" {
844    #[doc = " Function: FPDF_InitLibraryWithConfig\n          Initialize the PDFium library and allocate global resources for it.\n Parameters:\n          config - configuration information as above.\n Return value:\n          None.\n Comments:\n          You have to call this function before you can call any PDF\n          processing functions."]
845    pub fn FPDF_InitLibraryWithConfig(config: *const FPDF_LIBRARY_CONFIG);
846}
847unsafe extern "C" {
848    #[doc = " Function: FPDF_InitLibrary\n          Initialize the PDFium library (alternative form).\n Parameters:\n          None\n Return value:\n          None.\n Comments:\n          Convenience function to call FPDF_InitLibraryWithConfig() with a\n          default configuration for backwards compatibility purposes. New\n          code should call FPDF_InitLibraryWithConfig() instead. This will\n          be deprecated in the future."]
849    pub fn FPDF_InitLibrary();
850}
851unsafe extern "C" {
852    #[doc = " Function: FPDF_DestroyLibrary\n          Release global resources allocated to the PDFium library by\n          FPDF_InitLibrary() or FPDF_InitLibraryWithConfig().\n Parameters:\n          None.\n Return value:\n          None.\n Comments:\n          After this function is called, you must not call any PDF\n          processing functions.\n\n          Calling this function does not automatically close other\n          objects. It is recommended to close other objects before\n          closing the library with this function."]
853    pub fn FPDF_DestroyLibrary();
854}
855unsafe extern "C" {
856    #[doc = " Function: FPDF_SetSandBoxPolicy\n          Set the policy for the sandbox environment.\n Parameters:\n          policy -   The specified policy for setting, for example:\n                     FPDF_POLICY_MACHINETIME_ACCESS.\n          enable -   True to enable, false to disable the policy.\n Return value:\n          None."]
857    pub fn FPDF_SetSandBoxPolicy(policy: FPDF_DWORD, enable: FPDF_BOOL);
858}
859unsafe extern "C" {
860    #[doc = " Function: FPDF_LoadDocument\n          Open and load a PDF document.\n Parameters:\n          file_path -  Path to the PDF file (including extension).\n          password  -  A string used as the password for the PDF file.\n                       If no password is needed, empty or NULL can be used.\n                       See comments below regarding the encoding.\n Return value:\n          A handle to the loaded document, or NULL on failure.\n Comments:\n          Loaded document can be closed by FPDF_CloseDocument().\n          If this function fails, you can use FPDF_GetLastError() to retrieve\n          the reason why it failed.\n\n          The encoding for |file_path| is UTF-8.\n\n          The encoding for |password| can be either UTF-8 or Latin-1. PDFs,\n          depending on the security handler revision, will only accept one or\n          the other encoding. If |password|'s encoding and the PDF's expected\n          encoding do not match, FPDF_LoadDocument() will automatically\n          convert |password| to the other encoding."]
861    pub fn FPDF_LoadDocument(file_path: FPDF_STRING, password: FPDF_BYTESTRING) -> FPDF_DOCUMENT;
862}
863unsafe extern "C" {
864    #[doc = " Function: FPDF_LoadMemDocument\n          Open and load a PDF document from memory.\n Parameters:\n          data_buf    -   Pointer to a buffer containing the PDF document.\n          size        -   Number of bytes in the PDF document.\n          password    -   A string used as the password for the PDF file.\n                          If no password is needed, empty or NULL can be used.\n Return value:\n          A handle to the loaded document, or NULL on failure.\n Comments:\n          The memory buffer must remain valid when the document is open.\n          The loaded document can be closed by FPDF_CloseDocument.\n          If this function fails, you can use FPDF_GetLastError() to retrieve\n          the reason why it failed.\n\n          See the comments for FPDF_LoadDocument() regarding the encoding for\n          |password|.\n Notes:\n          If PDFium is built with the XFA module, the application should call\n          FPDF_LoadXFA() function after the PDF document loaded to support XFA\n          fields defined in the fpdfformfill.h file."]
865    pub fn FPDF_LoadMemDocument(
866        data_buf: *const ::std::os::raw::c_void,
867        size: ::std::os::raw::c_int,
868        password: FPDF_BYTESTRING,
869    ) -> FPDF_DOCUMENT;
870}
871unsafe extern "C" {
872    #[doc = " Experimental API.\n Function: FPDF_LoadMemDocument64\n          Open and load a PDF document from memory.\n Parameters:\n          data_buf    -   Pointer to a buffer containing the PDF document.\n          size        -   Number of bytes in the PDF document.\n          password    -   A string used as the password for the PDF file.\n                          If no password is needed, empty or NULL can be used.\n Return value:\n          A handle to the loaded document, or NULL on failure.\n Comments:\n          The memory buffer must remain valid when the document is open.\n          The loaded document can be closed by FPDF_CloseDocument.\n          If this function fails, you can use FPDF_GetLastError() to retrieve\n          the reason why it failed.\n\n          See the comments for FPDF_LoadDocument() regarding the encoding for\n          |password|.\n Notes:\n          If PDFium is built with the XFA module, the application should call\n          FPDF_LoadXFA() function after the PDF document loaded to support XFA\n          fields defined in the fpdfformfill.h file."]
873    pub fn FPDF_LoadMemDocument64(
874        data_buf: *const ::std::os::raw::c_void,
875        size: usize,
876        password: FPDF_BYTESTRING,
877    ) -> FPDF_DOCUMENT;
878}
879#[doc = " Structure for custom file access."]
880#[repr(C)]
881#[derive(Debug, Copy, Clone)]
882pub struct FPDF_FILEACCESS {
883    #[doc = " File length, in bytes."]
884    pub m_FileLen: ::std::os::raw::c_ulong,
885    #[doc = " A function pointer for getting a block of data from a specific position.\n Position is specified by byte offset from the beginning of the file.\n The pointer to the buffer is never NULL and the size is never 0.\n The position and size will never go out of range of the file length.\n It may be possible for PDFium to call this function multiple times for\n the same position.\n Return value: should be non-zero if successful, zero for error."]
886    pub m_GetBlock: ::std::option::Option<
887        unsafe extern "C" fn(
888            param: *mut ::std::os::raw::c_void,
889            position: ::std::os::raw::c_ulong,
890            pBuf: *mut ::std::os::raw::c_uchar,
891            size: ::std::os::raw::c_ulong,
892        ) -> ::std::os::raw::c_int,
893    >,
894    #[doc = " A custom pointer for all implementation specific data.  This pointer will\n be used as the first parameter to the m_GetBlock callback."]
895    pub m_Param: *mut ::std::os::raw::c_void,
896}
897#[doc = " Structure for file reading or writing (I/O).\n\n Note: This is a handler and should be implemented by callers,\n and is only used from XFA."]
898#[repr(C)]
899#[derive(Debug, Copy, Clone)]
900pub struct FPDF_FILEHANDLER_ {
901    #[doc = " User-defined data.\n Note: Callers can use this field to track controls."]
902    pub clientData: *mut ::std::os::raw::c_void,
903    #[doc = " Callback function to release the current file stream object.\n\n Parameters:\n       clientData   -  Pointer to user-defined data.\n Returns:\n       None."]
904    pub Release:
905        ::std::option::Option<unsafe extern "C" fn(clientData: *mut ::std::os::raw::c_void)>,
906    #[doc = " Callback function to retrieve the current file stream size.\n\n Parameters:\n       clientData   -  Pointer to user-defined data.\n Returns:\n       Size of file stream."]
907    pub GetSize: ::std::option::Option<
908        unsafe extern "C" fn(clientData: *mut ::std::os::raw::c_void) -> FPDF_DWORD,
909    >,
910    #[doc = " Callback function to read data from the current file stream.\n\n Parameters:\n       clientData   -  Pointer to user-defined data.\n       offset       -  Offset position starts from the beginning of file\n                       stream. This parameter indicates reading position.\n       buffer       -  Memory buffer to store data which are read from\n                       file stream. This parameter should not be NULL.\n       size         -  Size of data which should be read from file stream,\n                       in bytes. The buffer indicated by |buffer| must be\n                       large enough to store specified data.\n Returns:\n       0 for success, other value for failure."]
911    pub ReadBlock: ::std::option::Option<
912        unsafe extern "C" fn(
913            clientData: *mut ::std::os::raw::c_void,
914            offset: FPDF_DWORD,
915            buffer: *mut ::std::os::raw::c_void,
916            size: FPDF_DWORD,
917        ) -> FPDF_RESULT,
918    >,
919    #[doc = " Callback function to write data into the current file stream.\n\n Parameters:\n       clientData   -  Pointer to user-defined data.\n       offset       -  Offset position starts from the beginning of file\n                       stream. This parameter indicates writing position.\n       buffer       -  Memory buffer contains data which is written into\n                       file stream. This parameter should not be NULL.\n       size         -  Size of data which should be written into file\n                       stream, in bytes.\n Returns:\n       0 for success, other value for failure."]
920    pub WriteBlock: ::std::option::Option<
921        unsafe extern "C" fn(
922            clientData: *mut ::std::os::raw::c_void,
923            offset: FPDF_DWORD,
924            buffer: *const ::std::os::raw::c_void,
925            size: FPDF_DWORD,
926        ) -> FPDF_RESULT,
927    >,
928    #[doc = " Callback function to flush all internal accessing buffers.\n\n Parameters:\n       clientData   -  Pointer to user-defined data.\n Returns:\n       0 for success, other value for failure."]
929    pub Flush: ::std::option::Option<
930        unsafe extern "C" fn(clientData: *mut ::std::os::raw::c_void) -> FPDF_RESULT,
931    >,
932    #[doc = " Callback function to change file size.\n\n Description:\n       This function is called under writing mode usually. Implementer\n       can determine whether to realize it based on application requests.\n Parameters:\n       clientData   -  Pointer to user-defined data.\n       size         -  New size of file stream, in bytes.\n Returns:\n       0 for success, other value for failure."]
933    pub Truncate: ::std::option::Option<
934        unsafe extern "C" fn(
935            clientData: *mut ::std::os::raw::c_void,
936            size: FPDF_DWORD,
937        ) -> FPDF_RESULT,
938    >,
939}
940#[doc = " Structure for file reading or writing (I/O).\n\n Note: This is a handler and should be implemented by callers,\n and is only used from XFA."]
941pub type FPDF_FILEHANDLER = FPDF_FILEHANDLER_;
942unsafe extern "C" {
943    #[doc = " Function: FPDF_LoadCustomDocument\n          Load PDF document from a custom access descriptor.\n Parameters:\n          pFileAccess -   A structure for accessing the file.\n          password    -   Optional password for decrypting the PDF file.\n Return value:\n          A handle to the loaded document, or NULL on failure.\n Comments:\n          The application must keep the file resources |pFileAccess| points to\n          valid until the returned FPDF_DOCUMENT is closed. |pFileAccess|\n          itself does not need to outlive the FPDF_DOCUMENT.\n\n          The loaded document can be closed with FPDF_CloseDocument().\n\n          See the comments for FPDF_LoadDocument() regarding the encoding for\n          |password|.\n Notes:\n          If PDFium is built with the XFA module, the application should call\n          FPDF_LoadXFA() function after the PDF document loaded to support XFA\n          fields defined in the fpdfformfill.h file."]
944    pub fn FPDF_LoadCustomDocument(
945        pFileAccess: *mut FPDF_FILEACCESS,
946        password: FPDF_BYTESTRING,
947    ) -> FPDF_DOCUMENT;
948}
949unsafe extern "C" {
950    #[doc = " Function: FPDF_GetFileVersion\n          Get the file version of the given PDF document.\n Parameters:\n          doc         -   Handle to a document.\n          fileVersion -   The PDF file version. File version: 14 for 1.4, 15\n                          for 1.5, ...\n Return value:\n          True if succeeds, false otherwise.\n Comments:\n          If the document was created by FPDF_CreateNewDocument,\n          then this function will always fail."]
951    pub fn FPDF_GetFileVersion(
952        doc: FPDF_DOCUMENT,
953        fileVersion: *mut ::std::os::raw::c_int,
954    ) -> FPDF_BOOL;
955}
956unsafe extern "C" {
957    #[doc = " Function: FPDF_GetLastError\n          Get last error code when a function fails.\n Parameters:\n          None.\n Return value:\n          A 32-bit integer indicating error code as defined above.\n Comments:\n          If the previous SDK call succeeded, the return value of this\n          function is not defined. This function only works in conjunction\n          with APIs that mention FPDF_GetLastError() in their documentation."]
958    pub fn FPDF_GetLastError() -> ::std::os::raw::c_ulong;
959}
960unsafe extern "C" {
961    #[doc = " Experimental API.\n Function: FPDF_DocumentHasValidCrossReferenceTable\n          Whether the document's cross reference table is valid or not.\n Parameters:\n          document    -   Handle to a document. Returned by FPDF_LoadDocument.\n Return value:\n          True if the PDF parser did not encounter problems parsing the cross\n          reference table. False if the parser could not parse the cross\n          reference table and the table had to be rebuild from other data\n          within the document.\n Comments:\n          The return value can change over time as the PDF parser evolves."]
962    pub fn FPDF_DocumentHasValidCrossReferenceTable(document: FPDF_DOCUMENT) -> FPDF_BOOL;
963}
964unsafe extern "C" {
965    #[doc = " Experimental API.\n Function: FPDF_GetTrailerEnds\n          Get the byte offsets of trailer ends.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument().\n          buffer      -   The address of a buffer that receives the\n                          byte offsets.\n          length      -   The size, in ints, of |buffer|.\n Return value:\n          Returns the number of ints in the buffer on success, 0 on error.\n\n |buffer| is an array of integers that describes the exact byte offsets of the\n trailer ends in the document. If |length| is less than the returned length,\n or |document| or |buffer| is NULL, |buffer| will not be modified."]
966    pub fn FPDF_GetTrailerEnds(
967        document: FPDF_DOCUMENT,
968        buffer: *mut ::std::os::raw::c_uint,
969        length: ::std::os::raw::c_ulong,
970    ) -> ::std::os::raw::c_ulong;
971}
972unsafe extern "C" {
973    #[doc = " Function: FPDF_GetDocPermissions\n          Get file permission flags of the document.\n Parameters:\n          document    -   Handle to a document. Returned by FPDF_LoadDocument.\n Return value:\n          A 32-bit integer indicating permission flags. Please refer to the\n          PDF Reference for detailed descriptions. If the document is not\n          protected or was unlocked by the owner, 0xffffffff will be returned."]
974    pub fn FPDF_GetDocPermissions(document: FPDF_DOCUMENT) -> ::std::os::raw::c_ulong;
975}
976unsafe extern "C" {
977    #[doc = " Function: FPDF_GetDocUserPermissions\n          Get user file permission flags of the document.\n Parameters:\n          document    -   Handle to a document. Returned by FPDF_LoadDocument.\n Return value:\n          A 32-bit integer indicating permission flags. Please refer to the\n          PDF Reference for detailed descriptions. If the document is not\n          protected, 0xffffffff will be returned. Always returns user\n          permissions, even if the document was unlocked by the owner."]
978    pub fn FPDF_GetDocUserPermissions(document: FPDF_DOCUMENT) -> ::std::os::raw::c_ulong;
979}
980unsafe extern "C" {
981    #[doc = " Function: FPDF_GetSecurityHandlerRevision\n          Get the revision for the security handler.\n Parameters:\n          document    -   Handle to a document. Returned by FPDF_LoadDocument.\n Return value:\n          The security handler revision number. Please refer to the PDF\n          Reference for a detailed description. If the document is not\n          protected, -1 will be returned."]
982    pub fn FPDF_GetSecurityHandlerRevision(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
983}
984unsafe extern "C" {
985    #[doc = " Function: FPDF_GetPageCount\n          Get total number of pages in the document.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument.\n Return value:\n          Total number of pages in the document."]
986    pub fn FPDF_GetPageCount(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
987}
988unsafe extern "C" {
989    #[doc = " Function: FPDF_LoadPage\n          Load a page inside the document.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument\n          page_index  -   Index number of the page. 0 for the first page.\n Return value:\n          A handle to the loaded page, or NULL if page load fails.\n Comments:\n          The loaded page can be rendered to devices using FPDF_RenderPage.\n          The loaded page can be closed using FPDF_ClosePage."]
990    pub fn FPDF_LoadPage(document: FPDF_DOCUMENT, page_index: ::std::os::raw::c_int) -> FPDF_PAGE;
991}
992unsafe extern "C" {
993    #[doc = " Experimental API\n Function: FPDF_GetPageWidthF\n          Get page width.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage().\n Return value:\n          Page width (excluding non-displayable area) measured in points.\n          One point is 1/72 inch (around 0.3528 mm).\n Comments:\n          Changing the rotation of |page| affects the return value."]
994    pub fn FPDF_GetPageWidthF(page: FPDF_PAGE) -> f32;
995}
996unsafe extern "C" {
997    #[doc = " Function: FPDF_GetPageWidth\n          Get page width.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n Return value:\n          Page width (excluding non-displayable area) measured in points.\n          One point is 1/72 inch (around 0.3528 mm).\n Note:\n          Prefer FPDF_GetPageWidthF() above. This will be deprecated in the\n          future.\n Comments:\n          Changing the rotation of |page| affects the return value."]
998    pub fn FPDF_GetPageWidth(page: FPDF_PAGE) -> f64;
999}
1000unsafe extern "C" {
1001    #[doc = " Experimental API\n Function: FPDF_GetPageHeightF\n          Get page height.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage().\n Return value:\n          Page height (excluding non-displayable area) measured in points.\n          One point is 1/72 inch (around 0.3528 mm)\n Comments:\n          Changing the rotation of |page| affects the return value."]
1002    pub fn FPDF_GetPageHeightF(page: FPDF_PAGE) -> f32;
1003}
1004unsafe extern "C" {
1005    #[doc = " Function: FPDF_GetPageHeight\n          Get page height.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n Return value:\n          Page height (excluding non-displayable area) measured in points.\n          One point is 1/72 inch (around 0.3528 mm)\n Note:\n          Prefer FPDF_GetPageHeightF() above. This will be deprecated in the\n          future.\n Comments:\n          Changing the rotation of |page| affects the return value."]
1006    pub fn FPDF_GetPageHeight(page: FPDF_PAGE) -> f64;
1007}
1008unsafe extern "C" {
1009    #[doc = " Experimental API.\n Function: FPDF_GetPageBoundingBox\n          Get the bounding box of the page. This is the intersection between\n          its media box and its crop box.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n          rect        -   Pointer to a rect to receive the page bounding box.\n                          On an error, |rect| won't be filled.\n Return value:\n          True for success."]
1010    pub fn FPDF_GetPageBoundingBox(page: FPDF_PAGE, rect: *mut FS_RECTF) -> FPDF_BOOL;
1011}
1012unsafe extern "C" {
1013    #[doc = " Experimental API.\n Function: FPDF_GetPageSizeByIndexF\n          Get the size of the page at the given index.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument().\n          page_index  -   Page index, zero for the first page.\n          size        -   Pointer to a FS_SIZEF to receive the page size.\n                          (in points).\n Return value:\n          Non-zero for success. 0 for error (document or page not found)."]
1014    pub fn FPDF_GetPageSizeByIndexF(
1015        document: FPDF_DOCUMENT,
1016        page_index: ::std::os::raw::c_int,
1017        size: *mut FS_SIZEF,
1018    ) -> FPDF_BOOL;
1019}
1020unsafe extern "C" {
1021    #[doc = " Function: FPDF_GetPageSizeByIndex\n          Get the size of the page at the given index.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument.\n          page_index  -   Page index, zero for the first page.\n          width       -   Pointer to a double to receive the page width\n                          (in points).\n          height      -   Pointer to a double to receive the page height\n                          (in points).\n Return value:\n          Non-zero for success. 0 for error (document or page not found).\n Note:\n          Prefer FPDF_GetPageSizeByIndexF() above. This will be deprecated in\n          the future."]
1022    pub fn FPDF_GetPageSizeByIndex(
1023        document: FPDF_DOCUMENT,
1024        page_index: ::std::os::raw::c_int,
1025        width: *mut f64,
1026        height: *mut f64,
1027    ) -> ::std::os::raw::c_int;
1028}
1029#[doc = " Struct for color scheme.\n Each should be a 32-bit value specifying the color, in 8888 ARGB format."]
1030#[repr(C)]
1031#[derive(Debug, Copy, Clone)]
1032pub struct FPDF_COLORSCHEME_ {
1033    pub path_fill_color: FPDF_DWORD,
1034    pub path_stroke_color: FPDF_DWORD,
1035    pub text_fill_color: FPDF_DWORD,
1036    pub text_stroke_color: FPDF_DWORD,
1037}
1038#[doc = " Struct for color scheme.\n Each should be a 32-bit value specifying the color, in 8888 ARGB format."]
1039pub type FPDF_COLORSCHEME = FPDF_COLORSCHEME_;
1040unsafe extern "C" {
1041    #[doc = " Function: FPDF_RenderPageBitmap\n          Render contents of a page to a device independent bitmap.\n Parameters:\n          bitmap      -   Handle to the device independent bitmap (as the\n                          output buffer). The bitmap handle can be created\n                          by FPDFBitmap_Create or retrieved from an image\n                          object by FPDFImageObj_GetBitmap.\n          page        -   Handle to the page. Returned by FPDF_LoadPage\n          start_x     -   Left pixel position of the display area in\n                          bitmap coordinates.\n          start_y     -   Top pixel position of the display area in bitmap\n                          coordinates.\n          size_x      -   Horizontal size (in pixels) for displaying the page.\n          size_y      -   Vertical size (in pixels) for displaying the page.\n          rotate      -   Page orientation:\n                            0 (normal)\n                            1 (rotated 90 degrees clockwise)\n                            2 (rotated 180 degrees)\n                            3 (rotated 90 degrees counter-clockwise)\n          flags       -   0 for normal display, or combination of the Page\n                          Rendering flags defined above. With the FPDF_ANNOT\n                          flag, it renders all annotations that do not require\n                          user-interaction, which are all annotations except\n                          widget and popup annotations.\n Return value:\n          None."]
1042    pub fn FPDF_RenderPageBitmap(
1043        bitmap: FPDF_BITMAP,
1044        page: FPDF_PAGE,
1045        start_x: ::std::os::raw::c_int,
1046        start_y: ::std::os::raw::c_int,
1047        size_x: ::std::os::raw::c_int,
1048        size_y: ::std::os::raw::c_int,
1049        rotate: ::std::os::raw::c_int,
1050        flags: ::std::os::raw::c_int,
1051    );
1052}
1053unsafe extern "C" {
1054    #[doc = " Function: FPDF_RenderPageBitmapWithMatrix\n          Render contents of a page to a device independent bitmap.\n Parameters:\n          bitmap      -   Handle to the device independent bitmap (as the\n                          output buffer). The bitmap handle can be created\n                          by FPDFBitmap_Create or retrieved by\n                          FPDFImageObj_GetBitmap.\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n          matrix      -   The transform matrix, which must be invertible.\n                          See PDF Reference 1.7, 4.2.2 Common Transformations.\n          clipping    -   The rect to clip to in device coords.\n          flags       -   0 for normal display, or combination of the Page\n                          Rendering flags defined above. With the FPDF_ANNOT\n                          flag, it renders all annotations that do not require\n                          user-interaction, which are all annotations except\n                          widget and popup annotations.\n Return value:\n          None. Note that behavior is undefined if det of |matrix| is 0."]
1055    pub fn FPDF_RenderPageBitmapWithMatrix(
1056        bitmap: FPDF_BITMAP,
1057        page: FPDF_PAGE,
1058        matrix: *const FS_MATRIX,
1059        clipping: *const FS_RECTF,
1060        flags: ::std::os::raw::c_int,
1061    );
1062}
1063unsafe extern "C" {
1064    #[doc = " Experimental API.\n Function: FPDF_RenderPageSkia\n          Render contents of a page to a Skia SkCanvas.\n Parameters:\n          canvas      -   SkCanvas to render to.\n          page        -   Handle to the page.\n          size_x      -   Horizontal size (in pixels) for displaying the page.\n          size_y      -   Vertical size (in pixels) for displaying the page.\n Return value:\n          None."]
1065    pub fn FPDF_RenderPageSkia(
1066        canvas: FPDF_SKIA_CANVAS,
1067        page: FPDF_PAGE,
1068        size_x: ::std::os::raw::c_int,
1069        size_y: ::std::os::raw::c_int,
1070    );
1071}
1072unsafe extern "C" {
1073    #[doc = " Function: FPDF_ClosePage\n          Close a loaded PDF page.\n Parameters:\n          page        -   Handle to the loaded page.\n Return value:\n          None."]
1074    pub fn FPDF_ClosePage(page: FPDF_PAGE);
1075}
1076unsafe extern "C" {
1077    #[doc = " Function: FPDF_CloseDocument\n          Close a loaded PDF document.\n Parameters:\n          document    -   Handle to the loaded document.\n Return value:\n          None."]
1078    pub fn FPDF_CloseDocument(document: FPDF_DOCUMENT);
1079}
1080unsafe extern "C" {
1081    #[doc = " Function: FPDF_DeviceToPage\n          Convert the screen coordinates of a point to page coordinates.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n          start_x     -   Left pixel position of the display area in\n                          device coordinates.\n          start_y     -   Top pixel position of the display area in device\n                          coordinates.\n          size_x      -   Horizontal size (in pixels) for displaying the page.\n          size_y      -   Vertical size (in pixels) for displaying the page.\n          rotate      -   Page orientation:\n                            0 (normal)\n                            1 (rotated 90 degrees clockwise)\n                            2 (rotated 180 degrees)\n                            3 (rotated 90 degrees counter-clockwise)\n          device_x    -   X value in device coordinates to be converted.\n          device_y    -   Y value in device coordinates to be converted.\n          page_x      -   A pointer to a double receiving the converted X\n                          value in page coordinates.\n          page_y      -   A pointer to a double receiving the converted Y\n                          value in page coordinates.\n Return value:\n          Returns true if the conversion succeeds, and |page_x| and |page_y|\n          successfully receives the converted coordinates.\n Comments:\n          The page coordinate system has its origin at the left-bottom corner\n          of the page, with the X-axis on the bottom going to the right, and\n          the Y-axis on the left side going up.\n\n          NOTE: this coordinate system can be altered when you zoom, scroll,\n          or rotate a page, however, a point on the page should always have\n          the same coordinate values in the page coordinate system.\n\n          The device coordinate system is device dependent. For screen device,\n          its origin is at the left-top corner of the window. However this\n          origin can be altered by the Windows coordinate transformation\n          utilities.\n\n          You must make sure the start_x, start_y, size_x, size_y\n          and rotate parameters have exactly same values as you used in\n          the FPDF_RenderPage() function call."]
1082    pub fn FPDF_DeviceToPage(
1083        page: FPDF_PAGE,
1084        start_x: ::std::os::raw::c_int,
1085        start_y: ::std::os::raw::c_int,
1086        size_x: ::std::os::raw::c_int,
1087        size_y: ::std::os::raw::c_int,
1088        rotate: ::std::os::raw::c_int,
1089        device_x: ::std::os::raw::c_int,
1090        device_y: ::std::os::raw::c_int,
1091        page_x: *mut f64,
1092        page_y: *mut f64,
1093    ) -> FPDF_BOOL;
1094}
1095unsafe extern "C" {
1096    #[doc = " Function: FPDF_PageToDevice\n          Convert the page coordinates of a point to screen coordinates.\n Parameters:\n          page        -   Handle to the page. Returned by FPDF_LoadPage.\n          start_x     -   Left pixel position of the display area in\n                          device coordinates.\n          start_y     -   Top pixel position of the display area in device\n                          coordinates.\n          size_x      -   Horizontal size (in pixels) for displaying the page.\n          size_y      -   Vertical size (in pixels) for displaying the page.\n          rotate      -   Page orientation:\n                            0 (normal)\n                            1 (rotated 90 degrees clockwise)\n                            2 (rotated 180 degrees)\n                            3 (rotated 90 degrees counter-clockwise)\n          page_x      -   X value in page coordinates.\n          page_y      -   Y value in page coordinate.\n          device_x    -   A pointer to an integer receiving the result X\n                          value in device coordinates.\n          device_y    -   A pointer to an integer receiving the result Y\n                          value in device coordinates.\n Return value:\n          Returns true if the conversion succeeds, and |device_x| and\n          |device_y| successfully receives the converted coordinates.\n Comments:\n          See comments for FPDF_DeviceToPage()."]
1097    pub fn FPDF_PageToDevice(
1098        page: FPDF_PAGE,
1099        start_x: ::std::os::raw::c_int,
1100        start_y: ::std::os::raw::c_int,
1101        size_x: ::std::os::raw::c_int,
1102        size_y: ::std::os::raw::c_int,
1103        rotate: ::std::os::raw::c_int,
1104        page_x: f64,
1105        page_y: f64,
1106        device_x: *mut ::std::os::raw::c_int,
1107        device_y: *mut ::std::os::raw::c_int,
1108    ) -> FPDF_BOOL;
1109}
1110unsafe extern "C" {
1111    #[doc = " Function: FPDFBitmap_Create\n          Create a device independent bitmap (FXDIB).\n Parameters:\n          width       -   The number of pixels in width for the bitmap.\n                          Must be greater than 0.\n          height      -   The number of pixels in height for the bitmap.\n                          Must be greater than 0.\n          alpha       -   A flag indicating whether the alpha channel is used.\n                          Non-zero for using alpha, zero for not using.\n Return value:\n          The created bitmap handle, or NULL if a parameter error or out of\n          memory.\n Comments:\n          The bitmap always uses 4 bytes per pixel. The first byte is always\n          double word aligned.\n\n          The byte order is BGRx (the last byte unused if no alpha channel) or\n          BGRA.\n\n          The pixels in a horizontal line are stored side by side, with the\n          left most pixel stored first (with lower memory address).\n          Each line uses width * 4 bytes.\n\n          Lines are stored one after another, with the top most line stored\n          first. There is no gap between adjacent lines.\n\n          This function allocates enough memory for holding all pixels in the\n          bitmap, but it doesn't initialize the buffer. Applications can use\n          FPDFBitmap_FillRect() to fill the bitmap using any color. If the OS\n          allows it, this function can allocate up to 4 GB of memory."]
1112    pub fn FPDFBitmap_Create(
1113        width: ::std::os::raw::c_int,
1114        height: ::std::os::raw::c_int,
1115        alpha: ::std::os::raw::c_int,
1116    ) -> FPDF_BITMAP;
1117}
1118unsafe extern "C" {
1119    #[doc = " Function: FPDFBitmap_CreateEx\n          Create a device independent bitmap (FXDIB)\n Parameters:\n          width       -   The number of pixels in width for the bitmap.\n                          Must be greater than 0.\n          height      -   The number of pixels in height for the bitmap.\n                          Must be greater than 0.\n          format      -   A number indicating for bitmap format, as defined\n                          above.\n          first_scan  -   A pointer to the first byte of the first line if\n                          using an external buffer. If this parameter is NULL,\n                          then a new buffer will be created.\n          stride      -   Number of bytes for each scan line. The value must\n                          be 0 or greater. When the value is 0,\n                          FPDFBitmap_CreateEx() will automatically calculate\n                          the appropriate value using |width| and |format|.\n                          When using an external buffer, it is recommended for\n                          the caller to pass in the value.\n                          When not using an external buffer, it is recommended\n                          for the caller to pass in 0.\n Return value:\n          The bitmap handle, or NULL if parameter error or out of memory.\n Comments:\n          Similar to FPDFBitmap_Create function, but allows for more formats\n          and an external buffer is supported. The bitmap created by this\n          function can be used in any place that a FPDF_BITMAP handle is\n          required.\n\n          If an external buffer is used, then the caller should destroy the\n          buffer. FPDFBitmap_Destroy() will not destroy the buffer.\n\n          It is recommended to use FPDFBitmap_GetStride() to get the stride\n          value."]
1120    pub fn FPDFBitmap_CreateEx(
1121        width: ::std::os::raw::c_int,
1122        height: ::std::os::raw::c_int,
1123        format: ::std::os::raw::c_int,
1124        first_scan: *mut ::std::os::raw::c_void,
1125        stride: ::std::os::raw::c_int,
1126    ) -> FPDF_BITMAP;
1127}
1128unsafe extern "C" {
1129    #[doc = " Function: FPDFBitmap_GetFormat\n          Get the format of the bitmap.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          The format of the bitmap.\n Comments:\n          Only formats supported by FPDFBitmap_CreateEx are supported by this\n          function; see the list of such formats above."]
1130    pub fn FPDFBitmap_GetFormat(bitmap: FPDF_BITMAP) -> ::std::os::raw::c_int;
1131}
1132unsafe extern "C" {
1133    #[doc = " Function: FPDFBitmap_FillRect\n          Fill a rectangle in a bitmap.\n Parameters:\n          bitmap      -   The handle to the bitmap. Returned by\n                          FPDFBitmap_Create.\n          left        -   The left position. Starting from 0 at the\n                          left-most pixel.\n          top         -   The top position. Starting from 0 at the\n                          top-most line.\n          width       -   Width in pixels to be filled.\n          height      -   Height in pixels to be filled.\n          color       -   A 32-bit value specifing the color, in 8888 ARGB\n                          format.\n Return value:\n          Returns whether the operation succeeded or not.\n Comments:\n          This function sets the color and (optionally) alpha value in the\n          specified region of the bitmap.\n\n          NOTE: If the alpha channel is used, this function does NOT\n          composite the background with the source color, instead the\n          background will be replaced by the source color and the alpha.\n\n          If the alpha channel is not used, the alpha parameter is ignored."]
1134    pub fn FPDFBitmap_FillRect(
1135        bitmap: FPDF_BITMAP,
1136        left: ::std::os::raw::c_int,
1137        top: ::std::os::raw::c_int,
1138        width: ::std::os::raw::c_int,
1139        height: ::std::os::raw::c_int,
1140        color: FPDF_DWORD,
1141    ) -> FPDF_BOOL;
1142}
1143unsafe extern "C" {
1144    #[doc = " Function: FPDFBitmap_GetBuffer\n          Get data buffer of a bitmap.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          The pointer to the first byte of the bitmap buffer.\n Comments:\n          The stride may be more than width * number of bytes per pixel\n\n          Applications can use this function to get the bitmap buffer pointer,\n          then manipulate any color and/or alpha values for any pixels in the\n          bitmap.\n\n          Use FPDFBitmap_GetFormat() to find out the format of the data."]
1145    pub fn FPDFBitmap_GetBuffer(bitmap: FPDF_BITMAP) -> *mut ::std::os::raw::c_void;
1146}
1147unsafe extern "C" {
1148    #[doc = " Function: FPDFBitmap_GetWidth\n          Get width of a bitmap.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          The width of the bitmap in pixels."]
1149    pub fn FPDFBitmap_GetWidth(bitmap: FPDF_BITMAP) -> ::std::os::raw::c_int;
1150}
1151unsafe extern "C" {
1152    #[doc = " Function: FPDFBitmap_GetHeight\n          Get height of a bitmap.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          The height of the bitmap in pixels."]
1153    pub fn FPDFBitmap_GetHeight(bitmap: FPDF_BITMAP) -> ::std::os::raw::c_int;
1154}
1155unsafe extern "C" {
1156    #[doc = " Function: FPDFBitmap_GetStride\n          Get number of bytes for each line in the bitmap buffer.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          The number of bytes for each line in the bitmap buffer.\n Comments:\n          The stride may be more than width * number of bytes per pixel."]
1157    pub fn FPDFBitmap_GetStride(bitmap: FPDF_BITMAP) -> ::std::os::raw::c_int;
1158}
1159unsafe extern "C" {
1160    #[doc = " Function: FPDFBitmap_Destroy\n          Destroy a bitmap and release all related buffers.\n Parameters:\n          bitmap      -   Handle to the bitmap. Returned by FPDFBitmap_Create\n                          or FPDFImageObj_GetBitmap.\n Return value:\n          None.\n Comments:\n          This function will not destroy any external buffers provided when\n          the bitmap was created."]
1161    pub fn FPDFBitmap_Destroy(bitmap: FPDF_BITMAP);
1162}
1163unsafe extern "C" {
1164    #[doc = " Function: FPDF_VIEWERREF_GetPrintScaling\n          Whether the PDF document prefers to be scaled or not.\n Parameters:\n          document    -   Handle to the loaded document.\n Return value:\n          None."]
1165    pub fn FPDF_VIEWERREF_GetPrintScaling(document: FPDF_DOCUMENT) -> FPDF_BOOL;
1166}
1167unsafe extern "C" {
1168    #[doc = " Function: FPDF_VIEWERREF_GetNumCopies\n          Returns the number of copies to be printed.\n Parameters:\n          document    -   Handle to the loaded document.\n Return value:\n          The number of copies to be printed."]
1169    pub fn FPDF_VIEWERREF_GetNumCopies(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
1170}
1171unsafe extern "C" {
1172    #[doc = " Function: FPDF_VIEWERREF_GetPrintPageRange\n          Page numbers to initialize print dialog box when file is printed.\n Parameters:\n          document    -   Handle to the loaded document.\n Return value:\n          The print page range to be used for printing."]
1173    pub fn FPDF_VIEWERREF_GetPrintPageRange(document: FPDF_DOCUMENT) -> FPDF_PAGERANGE;
1174}
1175unsafe extern "C" {
1176    #[doc = " Experimental API.\n Function: FPDF_VIEWERREF_GetPrintPageRangeCount\n          Returns the number of elements in a FPDF_PAGERANGE.\n Parameters:\n          pagerange   -   Handle to the page range.\n Return value:\n          The number of elements in the page range. Returns 0 on error."]
1177    pub fn FPDF_VIEWERREF_GetPrintPageRangeCount(pagerange: FPDF_PAGERANGE) -> usize;
1178}
1179unsafe extern "C" {
1180    #[doc = " Experimental API.\n Function: FPDF_VIEWERREF_GetPrintPageRangeElement\n          Returns an element from a FPDF_PAGERANGE.\n Parameters:\n          pagerange   -   Handle to the page range.\n          index       -   Index of the element.\n Return value:\n          The value of the element in the page range at a given index.\n          Returns -1 on error."]
1181    pub fn FPDF_VIEWERREF_GetPrintPageRangeElement(
1182        pagerange: FPDF_PAGERANGE,
1183        index: usize,
1184    ) -> ::std::os::raw::c_int;
1185}
1186unsafe extern "C" {
1187    #[doc = " Function: FPDF_VIEWERREF_GetDuplex\n          Returns the paper handling option to be used when printing from\n          the print dialog.\n Parameters:\n          document    -   Handle to the loaded document.\n Return value:\n          The paper handling option to be used when printing."]
1188    pub fn FPDF_VIEWERREF_GetDuplex(document: FPDF_DOCUMENT) -> FPDF_DUPLEXTYPE;
1189}
1190unsafe extern "C" {
1191    #[doc = " Function: FPDF_VIEWERREF_GetName\n          Gets the contents for a viewer ref, with a given key. The value must\n          be of type \"name\".\n Parameters:\n          document    -   Handle to the loaded document.\n          key         -   Name of the key in the viewer pref dictionary,\n                          encoded in UTF-8.\n          buffer      -   Caller-allocate buffer to receive the key, or NULL\n                      -   to query the required length.\n          length      -   Length of the buffer.\n Return value:\n          The number of bytes in the contents, including the NULL terminator.\n          Thus if the return value is 0, then that indicates an error, such\n          as when |document| is invalid. If |length| is less than the required\n          length, or |buffer| is NULL, |buffer| will not be modified."]
1192    pub fn FPDF_VIEWERREF_GetName(
1193        document: FPDF_DOCUMENT,
1194        key: FPDF_BYTESTRING,
1195        buffer: *mut ::std::os::raw::c_char,
1196        length: ::std::os::raw::c_ulong,
1197    ) -> ::std::os::raw::c_ulong;
1198}
1199unsafe extern "C" {
1200    #[doc = " Function: FPDF_CountNamedDests\n          Get the count of named destinations in the PDF document.\n Parameters:\n          document    -   Handle to a document\n Return value:\n          The count of named destinations."]
1201    pub fn FPDF_CountNamedDests(document: FPDF_DOCUMENT) -> FPDF_DWORD;
1202}
1203unsafe extern "C" {
1204    #[doc = " Function: FPDF_GetNamedDestByName\n          Get a the destination handle for the given name.\n Parameters:\n          document    -   Handle to the loaded document.\n          name        -   The name of a destination.\n Return value:\n          The handle to the destination."]
1205    pub fn FPDF_GetNamedDestByName(document: FPDF_DOCUMENT, name: FPDF_BYTESTRING) -> FPDF_DEST;
1206}
1207unsafe extern "C" {
1208    #[doc = " Function: FPDF_GetNamedDest\n          Get the named destination by index.\n Parameters:\n          document        -   Handle to a document\n          index           -   The index of a named destination.\n          buffer          -   The buffer to store the destination name,\n                              used as wchar_t*.\n          buflen [in/out] -   Size of the buffer in bytes on input,\n                              length of the result in bytes on output\n                              or -1 if the buffer is too small.\n Return value:\n          The destination handle for a given index, or NULL if there is no\n          named destination corresponding to |index|.\n Comments:\n          Call this function twice to get the name of the named destination:\n            1) First time pass in |buffer| as NULL and get buflen.\n            2) Second time pass in allocated |buffer| and buflen to retrieve\n               |buffer|, which should be used as wchar_t*.\n\n         If buflen is not sufficiently large, it will be set to -1 upon\n         return."]
1209    pub fn FPDF_GetNamedDest(
1210        document: FPDF_DOCUMENT,
1211        index: ::std::os::raw::c_int,
1212        buffer: *mut ::std::os::raw::c_void,
1213        buflen: *mut ::std::os::raw::c_long,
1214    ) -> FPDF_DEST;
1215}
1216unsafe extern "C" {
1217    #[doc = " Experimental API.\n Function: FPDF_GetXFAPacketCount\n          Get the number of valid packets in the XFA entry.\n Parameters:\n          document - Handle to the document.\n Return value:\n          The number of valid packets, or -1 on error."]
1218    pub fn FPDF_GetXFAPacketCount(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
1219}
1220unsafe extern "C" {
1221    #[doc = " Experimental API.\n Function: FPDF_GetXFAPacketName\n          Get the name of a packet in the XFA array.\n Parameters:\n          document - Handle to the document.\n          index    - Index number of the packet. 0 for the first packet.\n          buffer   - Buffer for holding the name of the XFA packet.\n          buflen   - Length of |buffer| in bytes.\n Return value:\n          The length of the packet name in bytes, or 0 on error.\n\n |document| must be valid and |index| must be in the range [0, N), where N is\n the value returned by FPDF_GetXFAPacketCount().\n |buffer| is only modified if it is non-NULL and |buflen| is greater than or\n equal to the length of the packet name. The packet name includes a\n terminating NUL character. |buffer| is unmodified on error."]
1222    pub fn FPDF_GetXFAPacketName(
1223        document: FPDF_DOCUMENT,
1224        index: ::std::os::raw::c_int,
1225        buffer: *mut ::std::os::raw::c_void,
1226        buflen: ::std::os::raw::c_ulong,
1227    ) -> ::std::os::raw::c_ulong;
1228}
1229unsafe extern "C" {
1230    #[doc = " Experimental API.\n Function: FPDF_GetXFAPacketContent\n          Get the content of a packet in the XFA array.\n Parameters:\n          document   - Handle to the document.\n          index      - Index number of the packet. 0 for the first packet.\n          buffer     - Buffer for holding the content of the XFA packet.\n          buflen     - Length of |buffer| in bytes.\n          out_buflen - Pointer to the variable that will receive the minimum\n                       buffer size needed to contain the content of the XFA\n                       packet.\n Return value:\n          Whether the operation succeeded or not.\n\n |document| must be valid and |index| must be in the range [0, N), where N is\n the value returned by FPDF_GetXFAPacketCount(). |out_buflen| must not be\n NULL. When the aforementioned arguments are valid, the operation succeeds,\n and |out_buflen| receives the content size. |buffer| is only modified if\n |buffer| is non-null and long enough to contain the content. Callers must\n check both the return value and the input |buflen| is no less than the\n returned |out_buflen| before using the data in |buffer|."]
1231    pub fn FPDF_GetXFAPacketContent(
1232        document: FPDF_DOCUMENT,
1233        index: ::std::os::raw::c_int,
1234        buffer: *mut ::std::os::raw::c_void,
1235        buflen: ::std::os::raw::c_ulong,
1236        out_buflen: *mut ::std::os::raw::c_ulong,
1237    ) -> FPDF_BOOL;
1238}
1239unsafe extern "C" {
1240    #[doc = " Function: FPDF_GetRecommendedV8Flags\n          Returns a space-separated string of command line flags that are\n          recommended to be passed into V8 via V8::SetFlagsFromString()\n          prior to initializing the PDFium library.\n Parameters:\n          None.\n Return value:\n          NUL-terminated string of the form \"--flag1 --flag2\".\n          The caller must not attempt to modify or free the result."]
1241    pub fn FPDF_GetRecommendedV8Flags() -> *const ::std::os::raw::c_char;
1242}
1243unsafe extern "C" {
1244    #[doc = " Experimental API.\n Function: FPDF_GetArrayBufferAllocatorSharedInstance()\n          Helper function for initializing V8 isolates that will\n          use PDFium's internal memory management.\n Parameters:\n          None.\n Return Value:\n          Pointer to a suitable v8::ArrayBuffer::Allocator, returned\n          as void for C compatibility.\n Notes:\n          Use is optional, but allows external creation of isolates\n          matching the ones PDFium will make when none is provided\n          via |FPDF_LIBRARY_CONFIG::m_pIsolate|.\n\n          Can only be called when the library is in an uninitialized or\n          destroyed state."]
1245    pub fn FPDF_GetArrayBufferAllocatorSharedInstance() -> *mut ::std::os::raw::c_void;
1246}
1247unsafe extern "C" {
1248    #[doc = " Function: FPDF_BStr_Init\n          Helper function to initialize a FPDF_BSTR."]
1249    pub fn FPDF_BStr_Init(bstr: *mut FPDF_BSTR) -> FPDF_RESULT;
1250}
1251unsafe extern "C" {
1252    #[doc = " Function: FPDF_BStr_Set\n          Helper function to copy string data into the FPDF_BSTR."]
1253    pub fn FPDF_BStr_Set(
1254        bstr: *mut FPDF_BSTR,
1255        cstr: *const ::std::os::raw::c_char,
1256        length: ::std::os::raw::c_int,
1257    ) -> FPDF_RESULT;
1258}
1259unsafe extern "C" {
1260    #[doc = " Function: FPDF_BStr_Clear\n          Helper function to clear a FPDF_BSTR."]
1261    pub fn FPDF_BStr_Clear(bstr: *mut FPDF_BSTR) -> FPDF_RESULT;
1262}
1263#[repr(C)]
1264#[derive(Debug, Copy, Clone)]
1265pub struct FPDF_IMAGEOBJ_METADATA {
1266    #[doc = " The image width in pixels."]
1267    pub width: ::std::os::raw::c_uint,
1268    #[doc = " The image height in pixels."]
1269    pub height: ::std::os::raw::c_uint,
1270    #[doc = " The image's horizontal pixel-per-inch."]
1271    pub horizontal_dpi: f32,
1272    #[doc = " The image's vertical pixel-per-inch."]
1273    pub vertical_dpi: f32,
1274    #[doc = " The number of bits used to represent each pixel."]
1275    pub bits_per_pixel: ::std::os::raw::c_uint,
1276    #[doc = " The image's colorspace. See above for the list of FPDF_COLORSPACE_*."]
1277    pub colorspace: ::std::os::raw::c_int,
1278    #[doc = " The image's marked content ID. Useful for pairing with associated alt-text.\n A value of -1 indicates no ID."]
1279    pub marked_content_id: ::std::os::raw::c_int,
1280}
1281unsafe extern "C" {
1282    #[doc = " Create a new PDF document.\n\n Returns a handle to a new document, or NULL on failure."]
1283    pub fn FPDF_CreateNewDocument() -> FPDF_DOCUMENT;
1284}
1285unsafe extern "C" {
1286    #[doc = " Create a new PDF page.\n\n   document   - handle to document.\n   page_index - suggested 0-based index of the page to create. If it is larger\n                than document's current last index(L), the created page index\n                is the next available index -- L+1.\n   width      - the page width in points.\n   height     - the page height in points.\n\n Returns the handle to the new page or NULL on failure.\n\n The page should be closed with FPDF_ClosePage() when finished as\n with any other page in the document."]
1287    pub fn FPDFPage_New(
1288        document: FPDF_DOCUMENT,
1289        page_index: ::std::os::raw::c_int,
1290        width: f64,
1291        height: f64,
1292    ) -> FPDF_PAGE;
1293}
1294unsafe extern "C" {
1295    #[doc = " Delete the page at |page_index|.\n\n   document   - handle to document.\n   page_index - the index of the page to delete."]
1296    pub fn FPDFPage_Delete(document: FPDF_DOCUMENT, page_index: ::std::os::raw::c_int);
1297}
1298unsafe extern "C" {
1299    #[doc = " Experimental API.\n Move the given pages to a new index position.\n\n  page_indices     - the ordered list of pages to move. No duplicates allowed.\n  page_indices_len - the number of elements in |page_indices|\n  dest_page_index  - the new index position to which the pages in\n                     |page_indices| are moved.\n\n Returns TRUE on success. If it returns FALSE, the document may be left in an\n indeterminate state.\n\n Example: The PDF document starts out with pages [A, B, C, D], with indices\n [0, 1, 2, 3].\n\n >  Move(doc, [3, 2], 2, 1); // returns true\n >  // The document has pages [A, D, C, B].\n >\n >  Move(doc, [0, 4, 3], 3, 1); // returns false\n >  // Returned false because index 4 is out of range.\n >\n >  Move(doc, [0, 3, 1], 3, 2); // returns false\n >  // Returned false because index 2 is out of range for 3 page indices.\n >\n >  Move(doc, [2, 2], 2, 0); // returns false\n >  // Returned false because [2, 2] contains duplicates.\n"]
1300    pub fn FPDF_MovePages(
1301        document: FPDF_DOCUMENT,
1302        page_indices: *const ::std::os::raw::c_int,
1303        page_indices_len: ::std::os::raw::c_ulong,
1304        dest_page_index: ::std::os::raw::c_int,
1305    ) -> FPDF_BOOL;
1306}
1307unsafe extern "C" {
1308    #[doc = " Get the rotation of |page|.\n\n   page - handle to a page\n\n Returns one of the following indicating the page rotation:\n   0 - No rotation.\n   1 - Rotated 90 degrees clockwise.\n   2 - Rotated 180 degrees clockwise.\n   3 - Rotated 270 degrees clockwise."]
1309    pub fn FPDFPage_GetRotation(page: FPDF_PAGE) -> ::std::os::raw::c_int;
1310}
1311unsafe extern "C" {
1312    #[doc = " Set rotation for |page|.\n\n   page   - handle to a page.\n   rotate - the rotation value, one of:\n              0 - No rotation.\n              1 - Rotated 90 degrees clockwise.\n              2 - Rotated 180 degrees clockwise.\n              3 - Rotated 270 degrees clockwise."]
1313    pub fn FPDFPage_SetRotation(page: FPDF_PAGE, rotate: ::std::os::raw::c_int);
1314}
1315unsafe extern "C" {
1316    #[doc = " Insert |page_object| into |page|.\n\n   page        - handle to a page\n   page_object - handle to a page object. The |page_object| will be\n                 automatically freed."]
1317    pub fn FPDFPage_InsertObject(page: FPDF_PAGE, page_object: FPDF_PAGEOBJECT);
1318}
1319unsafe extern "C" {
1320    #[doc = " Insert |page_object| into |page| at the specified |index|.\n\n   page        - handle to a page\n   page_object - handle to a page object as previously obtained by\n                 FPDFPageObj_CreateNew{Path|Rect}() or\n                 FPDFPageObj_New{Text|Image}Obj(). Ownership of the object\n                 is transferred back to PDFium.\n   index       - the index position to insert the object at. If index equals\n                 the current object count, the object will be appended to the\n                 end. If index is greater than the object count, the function\n                 will fail and return false.\n\n Returns true if successful."]
1321    pub fn FPDFPage_InsertObjectAtIndex(
1322        page: FPDF_PAGE,
1323        page_object: FPDF_PAGEOBJECT,
1324        index: usize,
1325    ) -> FPDF_BOOL;
1326}
1327unsafe extern "C" {
1328    #[doc = " Experimental API.\n Remove |page_object| from |page|.\n\n   page        - handle to a page\n   page_object - handle to a page object to be removed.\n\n Returns TRUE on success.\n\n Ownership is transferred to the caller. Call FPDFPageObj_Destroy() to free\n it.\n Note that when removing a |page_object| of type FPDF_PAGEOBJ_TEXT, all\n FPDF_TEXTPAGE handles for |page| are no longer valid."]
1329    pub fn FPDFPage_RemoveObject(page: FPDF_PAGE, page_object: FPDF_PAGEOBJECT) -> FPDF_BOOL;
1330}
1331unsafe extern "C" {
1332    #[doc = " Get number of page objects inside |page|.\n\n   page - handle to a page.\n\n Returns the number of objects in |page|."]
1333    pub fn FPDFPage_CountObjects(page: FPDF_PAGE) -> ::std::os::raw::c_int;
1334}
1335unsafe extern "C" {
1336    #[doc = " Get object in |page| at |index|.\n\n   page  - handle to a page.\n   index - the index of a page object.\n\n Returns the handle to the page object, or NULL on failed."]
1337    pub fn FPDFPage_GetObject(page: FPDF_PAGE, index: ::std::os::raw::c_int) -> FPDF_PAGEOBJECT;
1338}
1339unsafe extern "C" {
1340    #[doc = " Checks if |page| contains transparency.\n\n   page - handle to a page.\n\n Returns TRUE if |page| contains transparency."]
1341    pub fn FPDFPage_HasTransparency(page: FPDF_PAGE) -> FPDF_BOOL;
1342}
1343unsafe extern "C" {
1344    #[doc = " Generate the content of |page|.\n\n   page - handle to a page.\n\n Returns TRUE on success.\n\n Before you save the page to a file, or reload the page, you must call\n |FPDFPage_GenerateContent| or any changes to |page| will be lost."]
1345    pub fn FPDFPage_GenerateContent(page: FPDF_PAGE) -> FPDF_BOOL;
1346}
1347unsafe extern "C" {
1348    #[doc = " Destroy |page_object| by releasing its resources. |page_object| must have\n been created by FPDFPageObj_CreateNew{Path|Rect}() or\n FPDFPageObj_New{Text|Image}Obj(). This function must be called on\n newly-created objects if they are not added to a page through\n FPDFPage_InsertObject() or to an annotation through FPDFAnnot_AppendObject().\n\n   page_object - handle to a page object."]
1349    pub fn FPDFPageObj_Destroy(page_object: FPDF_PAGEOBJECT);
1350}
1351unsafe extern "C" {
1352    #[doc = " Checks if |page_object| contains transparency.\n\n   page_object - handle to a page object.\n\n Returns TRUE if |page_object| contains transparency."]
1353    pub fn FPDFPageObj_HasTransparency(page_object: FPDF_PAGEOBJECT) -> FPDF_BOOL;
1354}
1355unsafe extern "C" {
1356    #[doc = " Get type of |page_object|.\n\n   page_object - handle to a page object.\n\n Returns one of the FPDF_PAGEOBJ_* values on success, FPDF_PAGEOBJ_UNKNOWN on\n error."]
1357    pub fn FPDFPageObj_GetType(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1358}
1359unsafe extern "C" {
1360    #[doc = " Experimental API.\n Gets active state for |page_object| within page.\n\n   page_object - handle to a page object.\n   active      - pointer to variable that will receive if the page object is\n                 active. This is a required parameter. Not filled if FALSE\n                 is returned.\n\n For page objects where |active| is filled with FALSE, the |page_object| is\n treated as if it wasn't in the document even though it is still held\n internally.\n\n Returns TRUE if the operation succeeded, FALSE if it failed."]
1361    pub fn FPDFPageObj_GetIsActive(
1362        page_object: FPDF_PAGEOBJECT,
1363        active: *mut FPDF_BOOL,
1364    ) -> FPDF_BOOL;
1365}
1366unsafe extern "C" {
1367    #[doc = " Experimental API.\n Sets if |page_object| is active within page.\n\n   page_object - handle to a page object.\n   active      - a boolean specifying if the object is active.\n\n Returns TRUE on success.\n\n Page objects all start in the active state by default, and remain in that\n state unless this function is called.\n\n When |active| is false, this makes the |page_object| be treated as if it\n wasn't in the document even though it is still held internally."]
1368    pub fn FPDFPageObj_SetIsActive(page_object: FPDF_PAGEOBJECT, active: FPDF_BOOL) -> FPDF_BOOL;
1369}
1370unsafe extern "C" {
1371    #[doc = " Transform |page_object| by the given matrix.\n\n   page_object - handle to a page object.\n   a           - matrix value.\n   b           - matrix value.\n   c           - matrix value.\n   d           - matrix value.\n   e           - matrix value.\n   f           - matrix value.\n\n The matrix is composed as:\n   |a c e|\n   |b d f|\n and can be used to scale, rotate, shear and translate the |page_object|."]
1372    pub fn FPDFPageObj_Transform(
1373        page_object: FPDF_PAGEOBJECT,
1374        a: f64,
1375        b: f64,
1376        c: f64,
1377        d: f64,
1378        e: f64,
1379        f: f64,
1380    );
1381}
1382unsafe extern "C" {
1383    #[doc = " Experimental API.\n Transform |page_object| by the given matrix.\n\n   page_object - handle to a page object.\n   matrix      - the transform matrix.\n\n Returns TRUE on success.\n\n This can be used to scale, rotate, shear and translate the |page_object|.\n It is an improved version of FPDFPageObj_Transform() that does not do\n unnecessary double to float conversions, and only uses 1 parameter for the\n matrix. It also returns whether the operation succeeded or not."]
1384    pub fn FPDFPageObj_TransformF(
1385        page_object: FPDF_PAGEOBJECT,
1386        matrix: *const FS_MATRIX,
1387    ) -> FPDF_BOOL;
1388}
1389unsafe extern "C" {
1390    #[doc = " Experimental API.\n Get the transform matrix of a page object.\n\n   page_object - handle to a page object.\n   matrix      - pointer to struct to receive the matrix value.\n\n The matrix is composed as:\n   |a c e|\n   |b d f|\n and used to scale, rotate, shear and translate the page object.\n\n For page objects outside form objects, the matrix values are relative to the\n page that contains it.\n For page objects inside form objects, the matrix values are relative to the\n form that contains it.\n\n Returns TRUE on success."]
1391    pub fn FPDFPageObj_GetMatrix(page_object: FPDF_PAGEOBJECT, matrix: *mut FS_MATRIX)
1392    -> FPDF_BOOL;
1393}
1394unsafe extern "C" {
1395    #[doc = " Experimental API.\n Set the transform matrix of a page object.\n\n   page_object - handle to a page object.\n   matrix      - pointer to struct with the matrix value.\n\n The matrix is composed as:\n   |a c e|\n   |b d f|\n and can be used to scale, rotate, shear and translate the page object.\n\n Returns TRUE on success."]
1396    pub fn FPDFPageObj_SetMatrix(
1397        page_object: FPDF_PAGEOBJECT,
1398        matrix: *const FS_MATRIX,
1399    ) -> FPDF_BOOL;
1400}
1401unsafe extern "C" {
1402    #[doc = " Transform all annotations in |page|.\n\n   page - handle to a page.\n   a    - matrix value.\n   b    - matrix value.\n   c    - matrix value.\n   d    - matrix value.\n   e    - matrix value.\n   f    - matrix value.\n\n The matrix is composed as:\n   |a c e|\n   |b d f|\n and can be used to scale, rotate, shear and translate the |page| annotations."]
1403    pub fn FPDFPage_TransformAnnots(
1404        page: FPDF_PAGE,
1405        a: f64,
1406        b: f64,
1407        c: f64,
1408        d: f64,
1409        e: f64,
1410        f: f64,
1411    );
1412}
1413unsafe extern "C" {
1414    #[doc = " Create a new image object.\n\n   document - handle to a document.\n\n Returns a handle to a new image object."]
1415    pub fn FPDFPageObj_NewImageObj(document: FPDF_DOCUMENT) -> FPDF_PAGEOBJECT;
1416}
1417unsafe extern "C" {
1418    #[doc = " Experimental API.\n Get the marked content ID for the object.\n\n   page_object - handle to a page object.\n\n Returns the page object's marked content ID, or -1 on error."]
1419    pub fn FPDFPageObj_GetMarkedContentID(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1420}
1421unsafe extern "C" {
1422    #[doc = " Experimental API.\n Get number of content marks in |page_object|.\n\n   page_object - handle to a page object.\n\n Returns the number of content marks in |page_object|, or -1 in case of\n failure."]
1423    pub fn FPDFPageObj_CountMarks(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1424}
1425unsafe extern "C" {
1426    #[doc = " Experimental API.\n Get content mark in |page_object| at |index|.\n\n   page_object - handle to a page object.\n   index       - the index of a page object.\n\n Returns the handle to the content mark, or NULL on failure. The handle is\n still owned by the library, and it should not be freed directly. It becomes\n invalid if the page object is destroyed, either directly or indirectly by\n unloading the page."]
1427    pub fn FPDFPageObj_GetMark(
1428        page_object: FPDF_PAGEOBJECT,
1429        index: ::std::os::raw::c_ulong,
1430    ) -> FPDF_PAGEOBJECTMARK;
1431}
1432unsafe extern "C" {
1433    #[doc = " Experimental API.\n Add a new content mark to a |page_object|.\n\n   page_object - handle to a page object.\n   name        - the name (tag) of the mark.\n\n Returns the handle to the content mark, or NULL on failure. The handle is\n still owned by the library, and it should not be freed directly. It becomes\n invalid if the page object is destroyed, either directly or indirectly by\n unloading the page."]
1434    pub fn FPDFPageObj_AddMark(
1435        page_object: FPDF_PAGEOBJECT,
1436        name: FPDF_BYTESTRING,
1437    ) -> FPDF_PAGEOBJECTMARK;
1438}
1439unsafe extern "C" {
1440    #[doc = " Experimental API.\n Removes a content |mark| from a |page_object|.\n The mark handle will be invalid after the removal.\n\n   page_object - handle to a page object.\n   mark        - handle to a content mark in that object to remove.\n\n Returns TRUE if the operation succeeded, FALSE if it failed."]
1441    pub fn FPDFPageObj_RemoveMark(
1442        page_object: FPDF_PAGEOBJECT,
1443        mark: FPDF_PAGEOBJECTMARK,
1444    ) -> FPDF_BOOL;
1445}
1446unsafe extern "C" {
1447    #[doc = " Experimental API.\n Get the name of a content mark.\n\n   mark       - handle to a content mark.\n   buffer     - buffer for holding the returned name in UTF-16LE. This is only\n                modified if |buflen| is large enough to store the name.\n                Optional, pass null to just retrieve the size of the buffer\n                needed.\n   buflen     - length of the buffer in bytes.\n   out_buflen - pointer to variable that will receive the minimum buffer size\n                in bytes to contain the name. This is a required parameter.\n                Not filled if FALSE is returned.\n\n Returns TRUE if the operation succeeded, FALSE if it failed."]
1448    pub fn FPDFPageObjMark_GetName(
1449        mark: FPDF_PAGEOBJECTMARK,
1450        buffer: *mut FPDF_WCHAR,
1451        buflen: ::std::os::raw::c_ulong,
1452        out_buflen: *mut ::std::os::raw::c_ulong,
1453    ) -> FPDF_BOOL;
1454}
1455unsafe extern "C" {
1456    #[doc = " Experimental API.\n Get the number of key/value pair parameters in |mark|.\n\n   mark   - handle to a content mark.\n\n Returns the number of key/value pair parameters |mark|, or -1 in case of\n failure."]
1457    pub fn FPDFPageObjMark_CountParams(mark: FPDF_PAGEOBJECTMARK) -> ::std::os::raw::c_int;
1458}
1459unsafe extern "C" {
1460    #[doc = " Experimental API.\n Get the key of a property in a content mark.\n\n   mark       - handle to a content mark.\n   index      - index of the property.\n   buffer     - buffer for holding the returned key in UTF-16LE. This is only\n                modified if |buflen| is large enough to store the key.\n                Optional, pass null to just retrieve the size of the buffer\n                needed.\n   buflen     - length of the buffer in bytes.\n   out_buflen - pointer to variable that will receive the minimum buffer size\n                in bytes to contain the name. This is a required parameter.\n                Not filled if FALSE is returned.\n\n Returns TRUE if the operation was successful, FALSE otherwise."]
1461    pub fn FPDFPageObjMark_GetParamKey(
1462        mark: FPDF_PAGEOBJECTMARK,
1463        index: ::std::os::raw::c_ulong,
1464        buffer: *mut FPDF_WCHAR,
1465        buflen: ::std::os::raw::c_ulong,
1466        out_buflen: *mut ::std::os::raw::c_ulong,
1467    ) -> FPDF_BOOL;
1468}
1469unsafe extern "C" {
1470    #[doc = " Experimental API.\n Get the type of the value of a property in a content mark by key.\n\n   mark   - handle to a content mark.\n   key    - string key of the property.\n\n Returns the type of the value, or FPDF_OBJECT_UNKNOWN in case of failure."]
1471    pub fn FPDFPageObjMark_GetParamValueType(
1472        mark: FPDF_PAGEOBJECTMARK,
1473        key: FPDF_BYTESTRING,
1474    ) -> FPDF_OBJECT_TYPE;
1475}
1476unsafe extern "C" {
1477    #[doc = " Experimental API.\n Get the value of a number property in a content mark by key as int.\n FPDFPageObjMark_GetParamValueType() should have returned FPDF_OBJECT_NUMBER\n for this property.\n\n   mark      - handle to a content mark.\n   key       - string key of the property.\n   out_value - pointer to variable that will receive the value. Not filled if\n               false is returned.\n\n Returns TRUE if the key maps to a number value, FALSE otherwise."]
1478    pub fn FPDFPageObjMark_GetParamIntValue(
1479        mark: FPDF_PAGEOBJECTMARK,
1480        key: FPDF_BYTESTRING,
1481        out_value: *mut ::std::os::raw::c_int,
1482    ) -> FPDF_BOOL;
1483}
1484unsafe extern "C" {
1485    #[doc = " Experimental API.\n Get the value of a string property in a content mark by key.\n\n   mark       - handle to a content mark.\n   key        - string key of the property.\n   buffer     - buffer for holding the returned value in UTF-16LE. This is\n                only modified if |buflen| is large enough to store the value.\n                Optional, pass null to just retrieve the size of the buffer\n                needed.\n   buflen     - length of the buffer in bytes.\n   out_buflen - pointer to variable that will receive the minimum buffer size\n                in bytes to contain the name. This is a required parameter.\n                Not filled if FALSE is returned.\n\n Returns TRUE if the key maps to a string/blob value, FALSE otherwise."]
1486    pub fn FPDFPageObjMark_GetParamStringValue(
1487        mark: FPDF_PAGEOBJECTMARK,
1488        key: FPDF_BYTESTRING,
1489        buffer: *mut FPDF_WCHAR,
1490        buflen: ::std::os::raw::c_ulong,
1491        out_buflen: *mut ::std::os::raw::c_ulong,
1492    ) -> FPDF_BOOL;
1493}
1494unsafe extern "C" {
1495    #[doc = " Experimental API.\n Get the value of a blob property in a content mark by key.\n\n   mark       - handle to a content mark.\n   key        - string key of the property.\n   buffer     - buffer for holding the returned value. This is only modified\n                if |buflen| is large enough to store the value.\n                Optional, pass null to just retrieve the size of the buffer\n                needed.\n   buflen     - length of the buffer in bytes.\n   out_buflen - pointer to variable that will receive the minimum buffer size\n                in bytes to contain the name. This is a required parameter.\n                Not filled if FALSE is returned.\n\n Returns TRUE if the key maps to a string/blob value, FALSE otherwise."]
1496    pub fn FPDFPageObjMark_GetParamBlobValue(
1497        mark: FPDF_PAGEOBJECTMARK,
1498        key: FPDF_BYTESTRING,
1499        buffer: *mut ::std::os::raw::c_uchar,
1500        buflen: ::std::os::raw::c_ulong,
1501        out_buflen: *mut ::std::os::raw::c_ulong,
1502    ) -> FPDF_BOOL;
1503}
1504unsafe extern "C" {
1505    #[doc = " Experimental API.\n Set the value of an int property in a content mark by key. If a parameter\n with key |key| exists, its value is set to |value|. Otherwise, it is added as\n a new parameter.\n\n   document    - handle to the document.\n   page_object - handle to the page object with the mark.\n   mark        - handle to a content mark.\n   key         - string key of the property.\n   value       - int value to set.\n\n Returns TRUE if the operation succeeded, FALSE otherwise."]
1506    pub fn FPDFPageObjMark_SetIntParam(
1507        document: FPDF_DOCUMENT,
1508        page_object: FPDF_PAGEOBJECT,
1509        mark: FPDF_PAGEOBJECTMARK,
1510        key: FPDF_BYTESTRING,
1511        value: ::std::os::raw::c_int,
1512    ) -> FPDF_BOOL;
1513}
1514unsafe extern "C" {
1515    #[doc = " Experimental API.\n Set the value of a string property in a content mark by key. If a parameter\n with key |key| exists, its value is set to |value|. Otherwise, it is added as\n a new parameter.\n\n   document    - handle to the document.\n   page_object - handle to the page object with the mark.\n   mark        - handle to a content mark.\n   key         - string key of the property.\n   value       - string value to set.\n\n Returns TRUE if the operation succeeded, FALSE otherwise."]
1516    pub fn FPDFPageObjMark_SetStringParam(
1517        document: FPDF_DOCUMENT,
1518        page_object: FPDF_PAGEOBJECT,
1519        mark: FPDF_PAGEOBJECTMARK,
1520        key: FPDF_BYTESTRING,
1521        value: FPDF_BYTESTRING,
1522    ) -> FPDF_BOOL;
1523}
1524unsafe extern "C" {
1525    #[doc = " Experimental API.\n Set the value of a blob property in a content mark by key. If a parameter\n with key |key| exists, its value is set to |value|. Otherwise, it is added as\n a new parameter.\n\n   document    - handle to the document.\n   page_object - handle to the page object with the mark.\n   mark        - handle to a content mark.\n   key         - string key of the property.\n   value       - pointer to blob value to set.\n   value_len   - size in bytes of |value|.\n\n Returns TRUE if the operation succeeded, FALSE otherwise."]
1526    pub fn FPDFPageObjMark_SetBlobParam(
1527        document: FPDF_DOCUMENT,
1528        page_object: FPDF_PAGEOBJECT,
1529        mark: FPDF_PAGEOBJECTMARK,
1530        key: FPDF_BYTESTRING,
1531        value: *const ::std::os::raw::c_uchar,
1532        value_len: ::std::os::raw::c_ulong,
1533    ) -> FPDF_BOOL;
1534}
1535unsafe extern "C" {
1536    #[doc = " Experimental API.\n Removes a property from a content mark by key.\n\n   page_object - handle to the page object with the mark.\n   mark        - handle to a content mark.\n   key         - string key of the property.\n\n Returns TRUE if the operation succeeded, FALSE otherwise."]
1537    pub fn FPDFPageObjMark_RemoveParam(
1538        page_object: FPDF_PAGEOBJECT,
1539        mark: FPDF_PAGEOBJECTMARK,
1540        key: FPDF_BYTESTRING,
1541    ) -> FPDF_BOOL;
1542}
1543unsafe extern "C" {
1544    #[doc = " Load an image from a JPEG image file and then set it into |image_object|.\n\n   pages        - pointer to the start of all loaded pages, may be NULL.\n   count        - number of |pages|, may be 0.\n   image_object - handle to an image object.\n   file_access  - file access handler which specifies the JPEG image file.\n\n Returns TRUE on success.\n\n The image object might already have an associated image, which is shared and\n cached by the loaded pages. In that case, we need to clear the cached image\n for all the loaded pages. Pass |pages| and page count (|count|) to this API\n to clear the image cache. If the image is not previously shared, or NULL is a\n valid |pages| value."]
1545    pub fn FPDFImageObj_LoadJpegFile(
1546        pages: *mut FPDF_PAGE,
1547        count: ::std::os::raw::c_int,
1548        image_object: FPDF_PAGEOBJECT,
1549        file_access: *mut FPDF_FILEACCESS,
1550    ) -> FPDF_BOOL;
1551}
1552unsafe extern "C" {
1553    #[doc = " Load an image from a JPEG image file and then set it into |image_object|.\n\n   pages        - pointer to the start of all loaded pages, may be NULL.\n   count        - number of |pages|, may be 0.\n   image_object - handle to an image object.\n   file_access  - file access handler which specifies the JPEG image file.\n\n Returns TRUE on success.\n\n The image object might already have an associated image, which is shared and\n cached by the loaded pages. In that case, we need to clear the cached image\n for all the loaded pages. Pass |pages| and page count (|count|) to this API\n to clear the image cache. If the image is not previously shared, or NULL is a\n valid |pages| value. This function loads the JPEG image inline, so the image\n content is copied to the file. This allows |file_access| and its associated\n data to be deleted after this function returns."]
1554    pub fn FPDFImageObj_LoadJpegFileInline(
1555        pages: *mut FPDF_PAGE,
1556        count: ::std::os::raw::c_int,
1557        image_object: FPDF_PAGEOBJECT,
1558        file_access: *mut FPDF_FILEACCESS,
1559    ) -> FPDF_BOOL;
1560}
1561unsafe extern "C" {
1562    #[doc = " TODO(thestig): Start deprecating this once FPDFPageObj_SetMatrix() is stable.\n\n Set the transform matrix of |image_object|.\n\n   image_object - handle to an image object.\n   a            - matrix value.\n   b            - matrix value.\n   c            - matrix value.\n   d            - matrix value.\n   e            - matrix value.\n   f            - matrix value.\n\n The matrix is composed as:\n   |a c e|\n   |b d f|\n and can be used to scale, rotate, shear and translate the |image_object|.\n\n Returns TRUE on success."]
1563    pub fn FPDFImageObj_SetMatrix(
1564        image_object: FPDF_PAGEOBJECT,
1565        a: f64,
1566        b: f64,
1567        c: f64,
1568        d: f64,
1569        e: f64,
1570        f: f64,
1571    ) -> FPDF_BOOL;
1572}
1573unsafe extern "C" {
1574    #[doc = " Set |bitmap| to |image_object|.\n\n   pages        - pointer to the start of all loaded pages, may be NULL.\n   count        - number of |pages|, may be 0.\n   image_object - handle to an image object.\n   bitmap       - handle of the bitmap.\n\n Returns TRUE on success."]
1575    pub fn FPDFImageObj_SetBitmap(
1576        pages: *mut FPDF_PAGE,
1577        count: ::std::os::raw::c_int,
1578        image_object: FPDF_PAGEOBJECT,
1579        bitmap: FPDF_BITMAP,
1580    ) -> FPDF_BOOL;
1581}
1582unsafe extern "C" {
1583    #[doc = " Get a bitmap rasterization of |image_object|. FPDFImageObj_GetBitmap() only\n operates on |image_object| and does not take the associated image mask into\n account. It also ignores the matrix for |image_object|.\n The returned bitmap will be owned by the caller, and FPDFBitmap_Destroy()\n must be called on the returned bitmap when it is no longer needed.\n\n   image_object - handle to an image object.\n\n Returns the bitmap."]
1584    pub fn FPDFImageObj_GetBitmap(image_object: FPDF_PAGEOBJECT) -> FPDF_BITMAP;
1585}
1586unsafe extern "C" {
1587    #[doc = " Experimental API.\n Get a bitmap rasterization of |image_object| that takes the image mask and\n image matrix into account. To render correctly, the caller must provide the\n |document| associated with |image_object|. If there is a |page| associated\n with |image_object|, the caller should provide that as well.\n The returned bitmap will be owned by the caller, and FPDFBitmap_Destroy()\n must be called on the returned bitmap when it is no longer needed.\n\n   document     - handle to a document associated with |image_object|.\n   page         - handle to an optional page associated with |image_object|.\n   image_object - handle to an image object.\n\n Returns the bitmap or NULL on failure."]
1588    pub fn FPDFImageObj_GetRenderedBitmap(
1589        document: FPDF_DOCUMENT,
1590        page: FPDF_PAGE,
1591        image_object: FPDF_PAGEOBJECT,
1592    ) -> FPDF_BITMAP;
1593}
1594unsafe extern "C" {
1595    #[doc = " Get the decoded image data of |image_object|. The decoded data is the\n uncompressed image data, i.e. the raw image data after having all filters\n applied. |buffer| is only modified if |buflen| is longer than the length of\n the decoded image data.\n\n   image_object - handle to an image object.\n   buffer       - buffer for holding the decoded image data.\n   buflen       - length of the buffer in bytes.\n\n Returns the length of the decoded image data."]
1596    pub fn FPDFImageObj_GetImageDataDecoded(
1597        image_object: FPDF_PAGEOBJECT,
1598        buffer: *mut ::std::os::raw::c_void,
1599        buflen: ::std::os::raw::c_ulong,
1600    ) -> ::std::os::raw::c_ulong;
1601}
1602unsafe extern "C" {
1603    #[doc = " Get the raw image data of |image_object|. The raw data is the image data as\n stored in the PDF without applying any filters. |buffer| is only modified if\n |buflen| is longer than the length of the raw image data.\n\n   image_object - handle to an image object.\n   buffer       - buffer for holding the raw image data.\n   buflen       - length of the buffer in bytes.\n\n Returns the length of the raw image data."]
1604    pub fn FPDFImageObj_GetImageDataRaw(
1605        image_object: FPDF_PAGEOBJECT,
1606        buffer: *mut ::std::os::raw::c_void,
1607        buflen: ::std::os::raw::c_ulong,
1608    ) -> ::std::os::raw::c_ulong;
1609}
1610unsafe extern "C" {
1611    #[doc = " Get the number of filters (i.e. decoders) of the image in |image_object|.\n\n   image_object - handle to an image object.\n\n Returns the number of |image_object|'s filters."]
1612    pub fn FPDFImageObj_GetImageFilterCount(image_object: FPDF_PAGEOBJECT)
1613    -> ::std::os::raw::c_int;
1614}
1615unsafe extern "C" {
1616    #[doc = " Get the filter at |index| of |image_object|'s list of filters. Note that the\n filters need to be applied in order, i.e. the first filter should be applied\n first, then the second, etc. |buffer| is only modified if |buflen| is longer\n than the length of the filter string.\n\n   image_object - handle to an image object.\n   index        - the index of the filter requested.\n   buffer       - buffer for holding filter string, encoded in UTF-8.\n   buflen       - length of the buffer.\n\n Returns the length of the filter string."]
1617    pub fn FPDFImageObj_GetImageFilter(
1618        image_object: FPDF_PAGEOBJECT,
1619        index: ::std::os::raw::c_int,
1620        buffer: *mut ::std::os::raw::c_void,
1621        buflen: ::std::os::raw::c_ulong,
1622    ) -> ::std::os::raw::c_ulong;
1623}
1624unsafe extern "C" {
1625    #[doc = " Get the image metadata of |image_object|, including dimension, DPI, bits per\n pixel, and colorspace. If the |image_object| is not an image object or if it\n does not have an image, then the return value will be false. Otherwise,\n failure to retrieve any specific parameter would result in its value being 0.\n\n   image_object - handle to an image object.\n   page         - handle to the page that |image_object| is on. Required for\n                  retrieving the image's bits per pixel and colorspace.\n   metadata     - receives the image metadata; must not be NULL.\n\n Returns true if successful."]
1626    pub fn FPDFImageObj_GetImageMetadata(
1627        image_object: FPDF_PAGEOBJECT,
1628        page: FPDF_PAGE,
1629        metadata: *mut FPDF_IMAGEOBJ_METADATA,
1630    ) -> FPDF_BOOL;
1631}
1632unsafe extern "C" {
1633    #[doc = " Experimental API.\n Get the image size in pixels. Faster method to get only image size.\n\n   image_object - handle to an image object.\n   width        - receives the image width in pixels; must not be NULL.\n   height       - receives the image height in pixels; must not be NULL.\n\n Returns true if successful."]
1634    pub fn FPDFImageObj_GetImagePixelSize(
1635        image_object: FPDF_PAGEOBJECT,
1636        width: *mut ::std::os::raw::c_uint,
1637        height: *mut ::std::os::raw::c_uint,
1638    ) -> FPDF_BOOL;
1639}
1640unsafe extern "C" {
1641    #[doc = " Experimental API.\n Get ICC profile decoded data of |image_object|. If the |image_object| is not\n an image object or if it does not have an image, then the return value will\n be false. It also returns false if the |image_object| has no ICC profile.\n |buffer| is only modified if ICC profile exists and |buflen| is longer than\n the length of the ICC profile decoded data.\n\n   image_object - handle to an image object; must not be NULL.\n   page         - handle to the page containing |image_object|; must not be\n                  NULL. Required for retrieving the image's colorspace.\n   buffer       - Buffer to receive ICC profile data; may be NULL if querying\n                  required size via |out_buflen|.\n   buflen       - Length of the buffer in bytes. Ignored if |buffer| is NULL.\n   out_buflen   - Pointer to receive the ICC profile data size in bytes; must\n                  not be NULL. Will be set if this API returns true.\n\n Returns true if |out_buflen| is not null and an ICC profile exists for the\n given |image_object|."]
1642    pub fn FPDFImageObj_GetIccProfileDataDecoded(
1643        image_object: FPDF_PAGEOBJECT,
1644        page: FPDF_PAGE,
1645        buffer: *mut u8,
1646        buflen: usize,
1647        out_buflen: *mut usize,
1648    ) -> FPDF_BOOL;
1649}
1650unsafe extern "C" {
1651    #[doc = " Create a new path object at an initial position.\n\n   x - initial horizontal position.\n   y - initial vertical position.\n\n Returns a handle to a new path object."]
1652    pub fn FPDFPageObj_CreateNewPath(x: f32, y: f32) -> FPDF_PAGEOBJECT;
1653}
1654unsafe extern "C" {
1655    #[doc = " Create a closed path consisting of a rectangle.\n\n   x - horizontal position for the left boundary of the rectangle.\n   y - vertical position for the bottom boundary of the rectangle.\n   w - width of the rectangle.\n   h - height of the rectangle.\n\n Returns a handle to the new path object."]
1656    pub fn FPDFPageObj_CreateNewRect(x: f32, y: f32, w: f32, h: f32) -> FPDF_PAGEOBJECT;
1657}
1658unsafe extern "C" {
1659    #[doc = " Get the bounding box of |page_object|.\n\n page_object  - handle to a page object.\n left         - pointer where the left coordinate will be stored\n bottom       - pointer where the bottom coordinate will be stored\n right        - pointer where the right coordinate will be stored\n top          - pointer where the top coordinate will be stored\n\n On success, returns TRUE and fills in the 4 coordinates."]
1660    pub fn FPDFPageObj_GetBounds(
1661        page_object: FPDF_PAGEOBJECT,
1662        left: *mut f32,
1663        bottom: *mut f32,
1664        right: *mut f32,
1665        top: *mut f32,
1666    ) -> FPDF_BOOL;
1667}
1668unsafe extern "C" {
1669    #[doc = " Experimental API.\n Get the quad points that bounds |page_object|.\n\n page_object  - handle to a page object.\n quad_points  - pointer where the quadrilateral points will be stored.\n\n On success, returns TRUE and fills in |quad_points|.\n\n Similar to FPDFPageObj_GetBounds(), this returns the bounds of a page\n object. When the object is rotated by a non-multiple of 90 degrees, this API\n returns a tighter bound that cannot be represented with just the 4 sides of\n a rectangle.\n\n Currently only works the following |page_object| types: FPDF_PAGEOBJ_TEXT and\n FPDF_PAGEOBJ_IMAGE."]
1670    pub fn FPDFPageObj_GetRotatedBounds(
1671        page_object: FPDF_PAGEOBJECT,
1672        quad_points: *mut FS_QUADPOINTSF,
1673    ) -> FPDF_BOOL;
1674}
1675unsafe extern "C" {
1676    #[doc = " Set the blend mode of |page_object|.\n\n page_object  - handle to a page object.\n blend_mode   - string containing the blend mode.\n\n Blend mode can be one of following: Color, ColorBurn, ColorDodge, Darken,\n Difference, Exclusion, HardLight, Hue, Lighten, Luminosity, Multiply, Normal,\n Overlay, Saturation, Screen, SoftLight"]
1677    pub fn FPDFPageObj_SetBlendMode(page_object: FPDF_PAGEOBJECT, blend_mode: FPDF_BYTESTRING);
1678}
1679unsafe extern "C" {
1680    #[doc = " Set the stroke RGBA of a page object. Range of values: 0 - 255.\n\n page_object  - the handle to the page object.\n R            - the red component for the object's stroke color.\n G            - the green component for the object's stroke color.\n B            - the blue component for the object's stroke color.\n A            - the stroke alpha for the object.\n\n Returns TRUE on success."]
1681    pub fn FPDFPageObj_SetStrokeColor(
1682        page_object: FPDF_PAGEOBJECT,
1683        R: ::std::os::raw::c_uint,
1684        G: ::std::os::raw::c_uint,
1685        B: ::std::os::raw::c_uint,
1686        A: ::std::os::raw::c_uint,
1687    ) -> FPDF_BOOL;
1688}
1689unsafe extern "C" {
1690    #[doc = " Get the stroke RGBA of a page object. Range of values: 0 - 255.\n\n page_object  - the handle to the page object.\n R            - the red component of the path stroke color.\n G            - the green component of the object's stroke color.\n B            - the blue component of the object's stroke color.\n A            - the stroke alpha of the object.\n\n Returns TRUE on success."]
1691    pub fn FPDFPageObj_GetStrokeColor(
1692        page_object: FPDF_PAGEOBJECT,
1693        R: *mut ::std::os::raw::c_uint,
1694        G: *mut ::std::os::raw::c_uint,
1695        B: *mut ::std::os::raw::c_uint,
1696        A: *mut ::std::os::raw::c_uint,
1697    ) -> FPDF_BOOL;
1698}
1699unsafe extern "C" {
1700    #[doc = " Set the stroke width of a page object.\n\n path   - the handle to the page object.\n width  - the width of the stroke.\n\n Returns TRUE on success"]
1701    pub fn FPDFPageObj_SetStrokeWidth(page_object: FPDF_PAGEOBJECT, width: f32) -> FPDF_BOOL;
1702}
1703unsafe extern "C" {
1704    #[doc = " Get the stroke width of a page object.\n\n path   - the handle to the page object.\n width  - the width of the stroke.\n\n Returns TRUE on success"]
1705    pub fn FPDFPageObj_GetStrokeWidth(page_object: FPDF_PAGEOBJECT, width: *mut f32) -> FPDF_BOOL;
1706}
1707unsafe extern "C" {
1708    #[doc = " Get the line join of |page_object|.\n\n page_object  - handle to a page object.\n\n Returns the line join, or -1 on failure.\n Line join can be one of following: FPDF_LINEJOIN_MITER, FPDF_LINEJOIN_ROUND,\n FPDF_LINEJOIN_BEVEL"]
1709    pub fn FPDFPageObj_GetLineJoin(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1710}
1711unsafe extern "C" {
1712    #[doc = " Set the line join of |page_object|.\n\n page_object  - handle to a page object.\n line_join    - line join\n\n Line join can be one of following: FPDF_LINEJOIN_MITER, FPDF_LINEJOIN_ROUND,\n FPDF_LINEJOIN_BEVEL"]
1713    pub fn FPDFPageObj_SetLineJoin(
1714        page_object: FPDF_PAGEOBJECT,
1715        line_join: ::std::os::raw::c_int,
1716    ) -> FPDF_BOOL;
1717}
1718unsafe extern "C" {
1719    #[doc = " Get the line cap of |page_object|.\n\n page_object - handle to a page object.\n\n Returns the line cap, or -1 on failure.\n Line cap can be one of following: FPDF_LINECAP_BUTT, FPDF_LINECAP_ROUND,\n FPDF_LINECAP_PROJECTING_SQUARE"]
1720    pub fn FPDFPageObj_GetLineCap(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1721}
1722unsafe extern "C" {
1723    #[doc = " Set the line cap of |page_object|.\n\n page_object - handle to a page object.\n line_cap    - line cap\n\n Line cap can be one of following: FPDF_LINECAP_BUTT, FPDF_LINECAP_ROUND,\n FPDF_LINECAP_PROJECTING_SQUARE"]
1724    pub fn FPDFPageObj_SetLineCap(
1725        page_object: FPDF_PAGEOBJECT,
1726        line_cap: ::std::os::raw::c_int,
1727    ) -> FPDF_BOOL;
1728}
1729unsafe extern "C" {
1730    #[doc = " Set the fill RGBA of a page object. Range of values: 0 - 255.\n\n page_object  - the handle to the page object.\n R            - the red component for the object's fill color.\n G            - the green component for the object's fill color.\n B            - the blue component for the object's fill color.\n A            - the fill alpha for the object.\n\n Returns TRUE on success."]
1731    pub fn FPDFPageObj_SetFillColor(
1732        page_object: FPDF_PAGEOBJECT,
1733        R: ::std::os::raw::c_uint,
1734        G: ::std::os::raw::c_uint,
1735        B: ::std::os::raw::c_uint,
1736        A: ::std::os::raw::c_uint,
1737    ) -> FPDF_BOOL;
1738}
1739unsafe extern "C" {
1740    #[doc = " Get the fill RGBA of a page object. Range of values: 0 - 255.\n\n page_object  - the handle to the page object.\n R            - the red component of the object's fill color.\n G            - the green component of the object's fill color.\n B            - the blue component of the object's fill color.\n A            - the fill alpha of the object.\n\n Returns TRUE on success."]
1741    pub fn FPDFPageObj_GetFillColor(
1742        page_object: FPDF_PAGEOBJECT,
1743        R: *mut ::std::os::raw::c_uint,
1744        G: *mut ::std::os::raw::c_uint,
1745        B: *mut ::std::os::raw::c_uint,
1746        A: *mut ::std::os::raw::c_uint,
1747    ) -> FPDF_BOOL;
1748}
1749unsafe extern "C" {
1750    #[doc = " Experimental API.\n Get the line dash |phase| of |page_object|.\n\n page_object - handle to a page object.\n phase - pointer where the dashing phase will be stored.\n\n Returns TRUE on success."]
1751    pub fn FPDFPageObj_GetDashPhase(page_object: FPDF_PAGEOBJECT, phase: *mut f32) -> FPDF_BOOL;
1752}
1753unsafe extern "C" {
1754    #[doc = " Experimental API.\n Set the line dash phase of |page_object|.\n\n page_object - handle to a page object.\n phase - line dash phase.\n\n Returns TRUE on success."]
1755    pub fn FPDFPageObj_SetDashPhase(page_object: FPDF_PAGEOBJECT, phase: f32) -> FPDF_BOOL;
1756}
1757unsafe extern "C" {
1758    #[doc = " Experimental API.\n Get the line dash array of |page_object|.\n\n page_object - handle to a page object.\n\n Returns the line dash array size or -1 on failure."]
1759    pub fn FPDFPageObj_GetDashCount(page_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1760}
1761unsafe extern "C" {
1762    #[doc = " Experimental API.\n Get the line dash array of |page_object|.\n\n page_object - handle to a page object.\n dash_array - pointer where the dashing array will be stored.\n dash_count - number of elements in |dash_array|.\n\n Returns TRUE on success."]
1763    pub fn FPDFPageObj_GetDashArray(
1764        page_object: FPDF_PAGEOBJECT,
1765        dash_array: *mut f32,
1766        dash_count: usize,
1767    ) -> FPDF_BOOL;
1768}
1769unsafe extern "C" {
1770    #[doc = " Experimental API.\n Set the line dash array of |page_object|.\n\n page_object - handle to a page object.\n dash_array - the dash array.\n dash_count - number of elements in |dash_array|.\n phase - the line dash phase.\n\n Returns TRUE on success."]
1771    pub fn FPDFPageObj_SetDashArray(
1772        page_object: FPDF_PAGEOBJECT,
1773        dash_array: *const f32,
1774        dash_count: usize,
1775        phase: f32,
1776    ) -> FPDF_BOOL;
1777}
1778unsafe extern "C" {
1779    #[doc = " Get number of segments inside |path|.\n\n   path - handle to a path.\n\n A segment is a command, created by e.g. FPDFPath_MoveTo(),\n FPDFPath_LineTo() or FPDFPath_BezierTo().\n\n Returns the number of objects in |path| or -1 on failure."]
1780    pub fn FPDFPath_CountSegments(path: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
1781}
1782unsafe extern "C" {
1783    #[doc = " Get segment in |path| at |index|.\n\n   path  - handle to a path.\n   index - the index of a segment.\n\n Returns the handle to the segment, or NULL on faiure."]
1784    pub fn FPDFPath_GetPathSegment(
1785        path: FPDF_PAGEOBJECT,
1786        index: ::std::os::raw::c_int,
1787    ) -> FPDF_PATHSEGMENT;
1788}
1789unsafe extern "C" {
1790    #[doc = " Get coordinates of |segment|.\n\n   segment  - handle to a segment.\n   x      - the horizontal position of the segment.\n   y      - the vertical position of the segment.\n\n Returns TRUE on success, otherwise |x| and |y| is not set."]
1791    pub fn FPDFPathSegment_GetPoint(
1792        segment: FPDF_PATHSEGMENT,
1793        x: *mut f32,
1794        y: *mut f32,
1795    ) -> FPDF_BOOL;
1796}
1797unsafe extern "C" {
1798    #[doc = " Get type of |segment|.\n\n   segment - handle to a segment.\n\n Returns one of the FPDF_SEGMENT_* values on success,\n FPDF_SEGMENT_UNKNOWN on error."]
1799    pub fn FPDFPathSegment_GetType(segment: FPDF_PATHSEGMENT) -> ::std::os::raw::c_int;
1800}
1801unsafe extern "C" {
1802    #[doc = " Gets if the |segment| closes the current subpath of a given path.\n\n   segment - handle to a segment.\n\n Returns close flag for non-NULL segment, FALSE otherwise."]
1803    pub fn FPDFPathSegment_GetClose(segment: FPDF_PATHSEGMENT) -> FPDF_BOOL;
1804}
1805unsafe extern "C" {
1806    #[doc = " Move a path's current point.\n\n path   - the handle to the path object.\n x      - the horizontal position of the new current point.\n y      - the vertical position of the new current point.\n\n Note that no line will be created between the previous current point and the\n new one.\n\n Returns TRUE on success"]
1807    pub fn FPDFPath_MoveTo(path: FPDF_PAGEOBJECT, x: f32, y: f32) -> FPDF_BOOL;
1808}
1809unsafe extern "C" {
1810    #[doc = " Add a line between the current point and a new point in the path.\n\n path   - the handle to the path object.\n x      - the horizontal position of the new point.\n y      - the vertical position of the new point.\n\n The path's current point is changed to (x, y).\n\n Returns TRUE on success"]
1811    pub fn FPDFPath_LineTo(path: FPDF_PAGEOBJECT, x: f32, y: f32) -> FPDF_BOOL;
1812}
1813unsafe extern "C" {
1814    #[doc = " Add a cubic Bezier curve to the given path, starting at the current point.\n\n path   - the handle to the path object.\n x1     - the horizontal position of the first Bezier control point.\n y1     - the vertical position of the first Bezier control point.\n x2     - the horizontal position of the second Bezier control point.\n y2     - the vertical position of the second Bezier control point.\n x3     - the horizontal position of the ending point of the Bezier curve.\n y3     - the vertical position of the ending point of the Bezier curve.\n\n Returns TRUE on success"]
1815    pub fn FPDFPath_BezierTo(
1816        path: FPDF_PAGEOBJECT,
1817        x1: f32,
1818        y1: f32,
1819        x2: f32,
1820        y2: f32,
1821        x3: f32,
1822        y3: f32,
1823    ) -> FPDF_BOOL;
1824}
1825unsafe extern "C" {
1826    #[doc = " Close the current subpath of a given path.\n\n path   - the handle to the path object.\n\n This will add a line between the current point and the initial point of the\n subpath, thus terminating the current subpath.\n\n Returns TRUE on success"]
1827    pub fn FPDFPath_Close(path: FPDF_PAGEOBJECT) -> FPDF_BOOL;
1828}
1829unsafe extern "C" {
1830    #[doc = " Set the drawing mode of a path.\n\n path     - the handle to the path object.\n fillmode - the filling mode to be set: one of the FPDF_FILLMODE_* flags.\n stroke   - a boolean specifying if the path should be stroked or not.\n\n Returns TRUE on success"]
1831    pub fn FPDFPath_SetDrawMode(
1832        path: FPDF_PAGEOBJECT,
1833        fillmode: ::std::os::raw::c_int,
1834        stroke: FPDF_BOOL,
1835    ) -> FPDF_BOOL;
1836}
1837unsafe extern "C" {
1838    #[doc = " Get the drawing mode of a path.\n\n path     - the handle to the path object.\n fillmode - the filling mode of the path: one of the FPDF_FILLMODE_* flags.\n stroke   - a boolean specifying if the path is stroked or not.\n\n Returns TRUE on success"]
1839    pub fn FPDFPath_GetDrawMode(
1840        path: FPDF_PAGEOBJECT,
1841        fillmode: *mut ::std::os::raw::c_int,
1842        stroke: *mut FPDF_BOOL,
1843    ) -> FPDF_BOOL;
1844}
1845unsafe extern "C" {
1846    #[doc = " Create a new text object using one of the standard PDF fonts.\n\n document   - handle to the document.\n font       - string containing the font name, without spaces.\n font_size  - the font size for the new text object.\n\n Returns a handle to a new text object, or NULL on failure"]
1847    pub fn FPDFPageObj_NewTextObj(
1848        document: FPDF_DOCUMENT,
1849        font: FPDF_BYTESTRING,
1850        font_size: f32,
1851    ) -> FPDF_PAGEOBJECT;
1852}
1853unsafe extern "C" {
1854    #[doc = " Set the text for a text object. If it had text, it will be replaced.\n\n text_object  - handle to the text object.\n text         - the UTF-16LE encoded string containing the text to be added.\n\n Returns TRUE on success"]
1855    pub fn FPDFText_SetText(text_object: FPDF_PAGEOBJECT, text: FPDF_WIDESTRING) -> FPDF_BOOL;
1856}
1857unsafe extern "C" {
1858    #[doc = " Experimental API.\n Set the text using charcodes for a text object. If it had text, it will be\n replaced.\n\n text_object  - handle to the text object.\n charcodes    - pointer to an array of charcodes to be added.\n count        - number of elements in |charcodes|.\n\n Returns TRUE on success"]
1859    pub fn FPDFText_SetCharcodes(
1860        text_object: FPDF_PAGEOBJECT,
1861        charcodes: *const u32,
1862        count: usize,
1863    ) -> FPDF_BOOL;
1864}
1865unsafe extern "C" {
1866    #[doc = " Returns a font object loaded from a stream of data. The font is loaded\n into the document. Various font data structures, such as the ToUnicode data,\n are auto-generated based on the inputs.\n\n document  - handle to the document.\n data      - the stream of font data, which will be copied by the font object.\n size      - the size of the font data, in bytes.\n font_type - FPDF_FONT_TYPE1 or FPDF_FONT_TRUETYPE depending on the font type.\n cid       - a boolean specifying if the font is a CID font or not.\n\n The loaded font can be closed using FPDFFont_Close().\n\n Returns NULL on failure"]
1867    pub fn FPDFText_LoadFont(
1868        document: FPDF_DOCUMENT,
1869        data: *const u8,
1870        size: u32,
1871        font_type: ::std::os::raw::c_int,
1872        cid: FPDF_BOOL,
1873    ) -> FPDF_FONT;
1874}
1875unsafe extern "C" {
1876    #[doc = " Experimental API.\n Loads one of the standard 14 fonts per PDF spec 1.7 page 416. The preferred\n way of using font style is using a dash to separate the name from the style,\n for example 'Helvetica-BoldItalic'.\n\n document   - handle to the document.\n font       - string containing the font name, without spaces.\n\n The loaded font can be closed using FPDFFont_Close().\n\n Returns NULL on failure."]
1877    pub fn FPDFText_LoadStandardFont(document: FPDF_DOCUMENT, font: FPDF_BYTESTRING) -> FPDF_FONT;
1878}
1879unsafe extern "C" {
1880    #[doc = " Experimental API.\n Returns a font object loaded from a stream of data for a type 2 CID font. The\n font is loaded into the document. Unlike FPDFText_LoadFont(), the ToUnicode\n data and the CIDToGIDMap data are caller provided, instead of auto-generated.\n\n document                 - handle to the document.\n font_data                - the stream of font data, which will be copied by\n                            the font object.\n font_data_size           - the size of the font data, in bytes.\n to_unicode_cmap          - the ToUnicode data.\n cid_to_gid_map_data      - the stream of CIDToGIDMap data.\n cid_to_gid_map_data_size - the size of the CIDToGIDMap data, in bytes.\n\n The loaded font can be closed using FPDFFont_Close().\n\n Returns NULL on failure."]
1881    pub fn FPDFText_LoadCidType2Font(
1882        document: FPDF_DOCUMENT,
1883        font_data: *const u8,
1884        font_data_size: u32,
1885        to_unicode_cmap: FPDF_BYTESTRING,
1886        cid_to_gid_map_data: *const u8,
1887        cid_to_gid_map_data_size: u32,
1888    ) -> FPDF_FONT;
1889}
1890unsafe extern "C" {
1891    #[doc = " Get the font size of a text object.\n\n   text - handle to a text.\n   size - pointer to the font size of the text object, measured in points\n   (about 1/72 inch)\n\n Returns TRUE on success."]
1892    pub fn FPDFTextObj_GetFontSize(text: FPDF_PAGEOBJECT, size: *mut f32) -> FPDF_BOOL;
1893}
1894unsafe extern "C" {
1895    #[doc = " Close a loaded PDF font.\n\n font   - Handle to the loaded font."]
1896    pub fn FPDFFont_Close(font: FPDF_FONT);
1897}
1898unsafe extern "C" {
1899    #[doc = " Create a new text object using a loaded font.\n\n document   - handle to the document.\n font       - handle to the font object.\n font_size  - the font size for the new text object.\n\n Returns a handle to a new text object, or NULL on failure"]
1900    pub fn FPDFPageObj_CreateTextObj(
1901        document: FPDF_DOCUMENT,
1902        font: FPDF_FONT,
1903        font_size: f32,
1904    ) -> FPDF_PAGEOBJECT;
1905}
1906unsafe extern "C" {
1907    #[doc = " Get the text rendering mode of a text object.\n\n text     - the handle to the text object.\n\n Returns one of the known FPDF_TEXT_RENDERMODE enum values on success,\n FPDF_TEXTRENDERMODE_UNKNOWN on error."]
1908    pub fn FPDFTextObj_GetTextRenderMode(text: FPDF_PAGEOBJECT) -> FPDF_TEXT_RENDERMODE;
1909}
1910unsafe extern "C" {
1911    #[doc = " Experimental API.\n Set the text rendering mode of a text object.\n\n text         - the handle to the text object.\n render_mode  - the FPDF_TEXT_RENDERMODE enum value to be set (cannot set to\n                FPDF_TEXTRENDERMODE_UNKNOWN).\n\n Returns TRUE on success."]
1912    pub fn FPDFTextObj_SetTextRenderMode(
1913        text: FPDF_PAGEOBJECT,
1914        render_mode: FPDF_TEXT_RENDERMODE,
1915    ) -> FPDF_BOOL;
1916}
1917unsafe extern "C" {
1918    #[doc = " Get the text of a text object.\n\n text_object      - the handle to the text object.\n text_page        - the handle to the text page.\n buffer           - the address of a buffer that receives the text.\n length           - the size, in bytes, of |buffer|.\n\n Returns the number of bytes in the text (including the trailing NUL\n character) on success, 0 on error.\n\n Regardless of the platform, the |buffer| is always in UTF-16LE encoding.\n If |length| is less than the returned length, or |buffer| is NULL, |buffer|\n will not be modified."]
1919    pub fn FPDFTextObj_GetText(
1920        text_object: FPDF_PAGEOBJECT,
1921        text_page: FPDF_TEXTPAGE,
1922        buffer: *mut FPDF_WCHAR,
1923        length: ::std::os::raw::c_ulong,
1924    ) -> ::std::os::raw::c_ulong;
1925}
1926unsafe extern "C" {
1927    #[doc = " Experimental API.\n Get a bitmap rasterization of |text_object|. To render correctly, the caller\n must provide the |document| associated with |text_object|. If there is a\n |page| associated with |text_object|, the caller should provide that as well.\n The returned bitmap will be owned by the caller, and FPDFBitmap_Destroy()\n must be called on the returned bitmap when it is no longer needed.\n\n   document    - handle to a document associated with |text_object|.\n   page        - handle to an optional page associated with |text_object|.\n   text_object - handle to a text object.\n   scale       - the scaling factor, which must be greater than 0.\n\n Returns the bitmap or NULL on failure."]
1928    pub fn FPDFTextObj_GetRenderedBitmap(
1929        document: FPDF_DOCUMENT,
1930        page: FPDF_PAGE,
1931        text_object: FPDF_PAGEOBJECT,
1932        scale: f32,
1933    ) -> FPDF_BITMAP;
1934}
1935unsafe extern "C" {
1936    #[doc = " Experimental API.\n Get the font of a text object.\n\n text - the handle to the text object.\n\n Returns a handle to the font object held by |text| which retains ownership."]
1937    pub fn FPDFTextObj_GetFont(text: FPDF_PAGEOBJECT) -> FPDF_FONT;
1938}
1939unsafe extern "C" {
1940    #[doc = " Experimental API.\n Get the base name of a font.\n\n font   - the handle to the font object.\n buffer - the address of a buffer that receives the base font name.\n length - the size, in bytes, of |buffer|.\n\n Returns the number of bytes in the base name (including the trailing NUL\n character) on success, 0 on error. The base name is typically the font's\n PostScript name. See descriptions of \"BaseFont\" in ISO 32000-1:2008 spec.\n\n Regardless of the platform, the |buffer| is always in UTF-8 encoding.\n If |length| is less than the returned length, or |buffer| is NULL, |buffer|\n will not be modified."]
1941    pub fn FPDFFont_GetBaseFontName(
1942        font: FPDF_FONT,
1943        buffer: *mut ::std::os::raw::c_char,
1944        length: usize,
1945    ) -> usize;
1946}
1947unsafe extern "C" {
1948    #[doc = " Experimental API.\n Get the family name of a font.\n\n font   - the handle to the font object.\n buffer - the address of a buffer that receives the font name.\n length - the size, in bytes, of |buffer|.\n\n Returns the number of bytes in the family name (including the trailing NUL\n character) on success, 0 on error.\n\n Regardless of the platform, the |buffer| is always in UTF-8 encoding.\n If |length| is less than the returned length, or |buffer| is NULL, |buffer|\n will not be modified."]
1949    pub fn FPDFFont_GetFamilyName(
1950        font: FPDF_FONT,
1951        buffer: *mut ::std::os::raw::c_char,
1952        length: usize,
1953    ) -> usize;
1954}
1955unsafe extern "C" {
1956    #[doc = " Experimental API.\n Get the decoded data from the |font| object.\n\n font       - The handle to the font object. (Required)\n buffer     - The address of a buffer that receives the font data.\n buflen     - Length of the buffer.\n out_buflen - Pointer to variable that will receive the minimum buffer size\n              to contain the font data. Not filled if the return value is\n              FALSE. (Required)\n\n Returns TRUE on success. In which case, |out_buflen| will be filled, and\n |buffer| will be filled if it is large enough. Returns FALSE if any of the\n required parameters are null.\n\n The decoded data is the uncompressed font data. i.e. the raw font data after\n having all stream filters applied, when the data is embedded.\n\n If the font is not embedded, then this API will instead return the data for\n the substitution font it is using."]
1957    pub fn FPDFFont_GetFontData(
1958        font: FPDF_FONT,
1959        buffer: *mut u8,
1960        buflen: usize,
1961        out_buflen: *mut usize,
1962    ) -> FPDF_BOOL;
1963}
1964unsafe extern "C" {
1965    #[doc = " Experimental API.\n Get whether |font| is embedded or not.\n\n font - the handle to the font object.\n\n Returns 1 if the font is embedded, 0 if it not, and -1 on failure."]
1966    pub fn FPDFFont_GetIsEmbedded(font: FPDF_FONT) -> ::std::os::raw::c_int;
1967}
1968unsafe extern "C" {
1969    #[doc = " Experimental API.\n Get the descriptor flags of a font.\n\n font - the handle to the font object.\n\n Returns the bit flags specifying various characteristics of the font as\n defined in ISO 32000-1:2008, table 123, -1 on failure."]
1970    pub fn FPDFFont_GetFlags(font: FPDF_FONT) -> ::std::os::raw::c_int;
1971}
1972unsafe extern "C" {
1973    #[doc = " Experimental API.\n Get the font weight of a font.\n\n font - the handle to the font object.\n\n Returns the font weight, -1 on failure.\n Typical values are 400 (normal) and 700 (bold)."]
1974    pub fn FPDFFont_GetWeight(font: FPDF_FONT) -> ::std::os::raw::c_int;
1975}
1976unsafe extern "C" {
1977    #[doc = " Experimental API.\n Get the italic angle of a font.\n\n font  - the handle to the font object.\n angle - pointer where the italic angle will be stored\n\n The italic angle of a |font| is defined as degrees counterclockwise\n from vertical. For a font that slopes to the right, this will be negative.\n\n Returns TRUE on success; |angle| unmodified on failure."]
1978    pub fn FPDFFont_GetItalicAngle(font: FPDF_FONT, angle: *mut ::std::os::raw::c_int)
1979    -> FPDF_BOOL;
1980}
1981unsafe extern "C" {
1982    #[doc = " Experimental API.\n Get ascent distance of a font.\n\n font       - the handle to the font object.\n font_size  - the size of the |font|.\n ascent     - pointer where the font ascent will be stored\n\n Ascent is the maximum distance in points above the baseline reached by the\n glyphs of the |font|. One point is 1/72 inch (around 0.3528 mm).\n\n Returns TRUE on success; |ascent| unmodified on failure."]
1983    pub fn FPDFFont_GetAscent(font: FPDF_FONT, font_size: f32, ascent: *mut f32) -> FPDF_BOOL;
1984}
1985unsafe extern "C" {
1986    #[doc = " Experimental API.\n Get descent distance of a font.\n\n font       - the handle to the font object.\n font_size  - the size of the |font|.\n descent    - pointer where the font descent will be stored\n\n Descent is the maximum distance in points below the baseline reached by the\n glyphs of the |font|. One point is 1/72 inch (around 0.3528 mm).\n\n Returns TRUE on success; |descent| unmodified on failure."]
1987    pub fn FPDFFont_GetDescent(font: FPDF_FONT, font_size: f32, descent: *mut f32) -> FPDF_BOOL;
1988}
1989unsafe extern "C" {
1990    #[doc = " Experimental API.\n Get the width of a glyph in a font.\n\n font       - the handle to the font object.\n glyph      - the glyph.\n font_size  - the size of the font.\n width      - pointer where the glyph width will be stored\n\n Glyph width is the distance from the end of the prior glyph to the next\n glyph. This will be the vertical distance for vertical writing.\n\n Returns TRUE on success; |width| unmodified on failure."]
1991    pub fn FPDFFont_GetGlyphWidth(
1992        font: FPDF_FONT,
1993        glyph: u32,
1994        font_size: f32,
1995        width: *mut f32,
1996    ) -> FPDF_BOOL;
1997}
1998unsafe extern "C" {
1999    #[doc = " Experimental API.\n Get the glyphpath describing how to draw a font glyph.\n\n font       - the handle to the font object.\n glyph      - the glyph being drawn.\n font_size  - the size of the font.\n\n Returns the handle to the segment, or NULL on faiure."]
2000    pub fn FPDFFont_GetGlyphPath(font: FPDF_FONT, glyph: u32, font_size: f32) -> FPDF_GLYPHPATH;
2001}
2002unsafe extern "C" {
2003    #[doc = " Experimental API.\n Get number of segments inside glyphpath.\n\n glyphpath - handle to a glyph path.\n\n Returns the number of objects in |glyphpath| or -1 on failure."]
2004    pub fn FPDFGlyphPath_CountGlyphSegments(glyphpath: FPDF_GLYPHPATH) -> ::std::os::raw::c_int;
2005}
2006unsafe extern "C" {
2007    #[doc = " Experimental API.\n Get segment in glyphpath at index.\n\n glyphpath  - handle to a glyph path.\n index      - the index of a segment.\n\n Returns the handle to the segment, or NULL on faiure."]
2008    pub fn FPDFGlyphPath_GetGlyphPathSegment(
2009        glyphpath: FPDF_GLYPHPATH,
2010        index: ::std::os::raw::c_int,
2011    ) -> FPDF_PATHSEGMENT;
2012}
2013unsafe extern "C" {
2014    #[doc = " Get number of page objects inside |form_object|.\n\n   form_object - handle to a form object.\n\n Returns the number of objects in |form_object| on success, -1 on error."]
2015    pub fn FPDFFormObj_CountObjects(form_object: FPDF_PAGEOBJECT) -> ::std::os::raw::c_int;
2016}
2017unsafe extern "C" {
2018    #[doc = " Get page object in |form_object| at |index|.\n\n   form_object - handle to a form object.\n   index       - the 0-based index of a page object.\n\n Returns the handle to the page object, or NULL on error."]
2019    pub fn FPDFFormObj_GetObject(
2020        form_object: FPDF_PAGEOBJECT,
2021        index: ::std::os::raw::c_ulong,
2022    ) -> FPDF_PAGEOBJECT;
2023}
2024unsafe extern "C" {
2025    #[doc = " Experimental API.\n\n Remove |page_object| from |form_object|.\n\n   form_object - handle to a form object.\n   page_object - handle to a page object to be removed from the form.\n\n Returns TRUE on success.\n\n Ownership of the removed |page_object| is transferred to the caller.\n Call FPDFPageObj_Destroy() on the removed page_object to free it."]
2026    pub fn FPDFFormObj_RemoveObject(
2027        form_object: FPDF_PAGEOBJECT,
2028        page_object: FPDF_PAGEOBJECT,
2029    ) -> FPDF_BOOL;
2030}
2031unsafe extern "C" {
2032    #[doc = " Get the character index in |text_page| internal character list.\n\n   text_page  - a text page information structure.\n   nTextIndex - index of the text returned from FPDFText_GetText().\n\n Returns the index of the character in internal character list. -1 for error."]
2033    pub fn FPDFText_GetCharIndexFromTextIndex(
2034        text_page: FPDF_TEXTPAGE,
2035        nTextIndex: ::std::os::raw::c_int,
2036    ) -> ::std::os::raw::c_int;
2037}
2038unsafe extern "C" {
2039    #[doc = " Get the text index in |text_page| internal character list.\n\n   text_page  - a text page information structure.\n   nCharIndex - index of the character in internal character list.\n\n Returns the index of the text returned from FPDFText_GetText(). -1 for error."]
2040    pub fn FPDFText_GetTextIndexFromCharIndex(
2041        text_page: FPDF_TEXTPAGE,
2042        nCharIndex: ::std::os::raw::c_int,
2043    ) -> ::std::os::raw::c_int;
2044}
2045pub const FWL_EVENTFLAG_FWL_EVENTFLAG_ShiftKey: FWL_EVENTFLAG = 1;
2046pub const FWL_EVENTFLAG_FWL_EVENTFLAG_ControlKey: FWL_EVENTFLAG = 2;
2047pub const FWL_EVENTFLAG_FWL_EVENTFLAG_AltKey: FWL_EVENTFLAG = 4;
2048pub const FWL_EVENTFLAG_FWL_EVENTFLAG_MetaKey: FWL_EVENTFLAG = 8;
2049pub const FWL_EVENTFLAG_FWL_EVENTFLAG_KeyPad: FWL_EVENTFLAG = 16;
2050pub const FWL_EVENTFLAG_FWL_EVENTFLAG_AutoRepeat: FWL_EVENTFLAG = 32;
2051pub const FWL_EVENTFLAG_FWL_EVENTFLAG_LeftButtonDown: FWL_EVENTFLAG = 64;
2052pub const FWL_EVENTFLAG_FWL_EVENTFLAG_MiddleButtonDown: FWL_EVENTFLAG = 128;
2053pub const FWL_EVENTFLAG_FWL_EVENTFLAG_RightButtonDown: FWL_EVENTFLAG = 256;
2054#[doc = " Key flags."]
2055pub type FWL_EVENTFLAG = ::std::os::raw::c_uint;
2056pub const FWL_VKEYCODE_FWL_VKEY_Back: FWL_VKEYCODE = 8;
2057pub const FWL_VKEYCODE_FWL_VKEY_Tab: FWL_VKEYCODE = 9;
2058pub const FWL_VKEYCODE_FWL_VKEY_NewLine: FWL_VKEYCODE = 10;
2059pub const FWL_VKEYCODE_FWL_VKEY_Clear: FWL_VKEYCODE = 12;
2060pub const FWL_VKEYCODE_FWL_VKEY_Return: FWL_VKEYCODE = 13;
2061pub const FWL_VKEYCODE_FWL_VKEY_Shift: FWL_VKEYCODE = 16;
2062pub const FWL_VKEYCODE_FWL_VKEY_Control: FWL_VKEYCODE = 17;
2063pub const FWL_VKEYCODE_FWL_VKEY_Menu: FWL_VKEYCODE = 18;
2064pub const FWL_VKEYCODE_FWL_VKEY_Pause: FWL_VKEYCODE = 19;
2065pub const FWL_VKEYCODE_FWL_VKEY_Capital: FWL_VKEYCODE = 20;
2066pub const FWL_VKEYCODE_FWL_VKEY_Kana: FWL_VKEYCODE = 21;
2067pub const FWL_VKEYCODE_FWL_VKEY_Hangul: FWL_VKEYCODE = 21;
2068pub const FWL_VKEYCODE_FWL_VKEY_Junja: FWL_VKEYCODE = 23;
2069pub const FWL_VKEYCODE_FWL_VKEY_Final: FWL_VKEYCODE = 24;
2070pub const FWL_VKEYCODE_FWL_VKEY_Hanja: FWL_VKEYCODE = 25;
2071pub const FWL_VKEYCODE_FWL_VKEY_Kanji: FWL_VKEYCODE = 25;
2072pub const FWL_VKEYCODE_FWL_VKEY_Escape: FWL_VKEYCODE = 27;
2073pub const FWL_VKEYCODE_FWL_VKEY_Convert: FWL_VKEYCODE = 28;
2074pub const FWL_VKEYCODE_FWL_VKEY_NonConvert: FWL_VKEYCODE = 29;
2075pub const FWL_VKEYCODE_FWL_VKEY_Accept: FWL_VKEYCODE = 30;
2076pub const FWL_VKEYCODE_FWL_VKEY_ModeChange: FWL_VKEYCODE = 31;
2077pub const FWL_VKEYCODE_FWL_VKEY_Space: FWL_VKEYCODE = 32;
2078pub const FWL_VKEYCODE_FWL_VKEY_Prior: FWL_VKEYCODE = 33;
2079pub const FWL_VKEYCODE_FWL_VKEY_Next: FWL_VKEYCODE = 34;
2080pub const FWL_VKEYCODE_FWL_VKEY_End: FWL_VKEYCODE = 35;
2081pub const FWL_VKEYCODE_FWL_VKEY_Home: FWL_VKEYCODE = 36;
2082pub const FWL_VKEYCODE_FWL_VKEY_Left: FWL_VKEYCODE = 37;
2083pub const FWL_VKEYCODE_FWL_VKEY_Up: FWL_VKEYCODE = 38;
2084pub const FWL_VKEYCODE_FWL_VKEY_Right: FWL_VKEYCODE = 39;
2085pub const FWL_VKEYCODE_FWL_VKEY_Down: FWL_VKEYCODE = 40;
2086pub const FWL_VKEYCODE_FWL_VKEY_Select: FWL_VKEYCODE = 41;
2087pub const FWL_VKEYCODE_FWL_VKEY_Print: FWL_VKEYCODE = 42;
2088pub const FWL_VKEYCODE_FWL_VKEY_Execute: FWL_VKEYCODE = 43;
2089pub const FWL_VKEYCODE_FWL_VKEY_Snapshot: FWL_VKEYCODE = 44;
2090pub const FWL_VKEYCODE_FWL_VKEY_Insert: FWL_VKEYCODE = 45;
2091pub const FWL_VKEYCODE_FWL_VKEY_Delete: FWL_VKEYCODE = 46;
2092pub const FWL_VKEYCODE_FWL_VKEY_Help: FWL_VKEYCODE = 47;
2093pub const FWL_VKEYCODE_FWL_VKEY_0: FWL_VKEYCODE = 48;
2094pub const FWL_VKEYCODE_FWL_VKEY_1: FWL_VKEYCODE = 49;
2095pub const FWL_VKEYCODE_FWL_VKEY_2: FWL_VKEYCODE = 50;
2096pub const FWL_VKEYCODE_FWL_VKEY_3: FWL_VKEYCODE = 51;
2097pub const FWL_VKEYCODE_FWL_VKEY_4: FWL_VKEYCODE = 52;
2098pub const FWL_VKEYCODE_FWL_VKEY_5: FWL_VKEYCODE = 53;
2099pub const FWL_VKEYCODE_FWL_VKEY_6: FWL_VKEYCODE = 54;
2100pub const FWL_VKEYCODE_FWL_VKEY_7: FWL_VKEYCODE = 55;
2101pub const FWL_VKEYCODE_FWL_VKEY_8: FWL_VKEYCODE = 56;
2102pub const FWL_VKEYCODE_FWL_VKEY_9: FWL_VKEYCODE = 57;
2103pub const FWL_VKEYCODE_FWL_VKEY_A: FWL_VKEYCODE = 65;
2104pub const FWL_VKEYCODE_FWL_VKEY_B: FWL_VKEYCODE = 66;
2105pub const FWL_VKEYCODE_FWL_VKEY_C: FWL_VKEYCODE = 67;
2106pub const FWL_VKEYCODE_FWL_VKEY_D: FWL_VKEYCODE = 68;
2107pub const FWL_VKEYCODE_FWL_VKEY_E: FWL_VKEYCODE = 69;
2108pub const FWL_VKEYCODE_FWL_VKEY_F: FWL_VKEYCODE = 70;
2109pub const FWL_VKEYCODE_FWL_VKEY_G: FWL_VKEYCODE = 71;
2110pub const FWL_VKEYCODE_FWL_VKEY_H: FWL_VKEYCODE = 72;
2111pub const FWL_VKEYCODE_FWL_VKEY_I: FWL_VKEYCODE = 73;
2112pub const FWL_VKEYCODE_FWL_VKEY_J: FWL_VKEYCODE = 74;
2113pub const FWL_VKEYCODE_FWL_VKEY_K: FWL_VKEYCODE = 75;
2114pub const FWL_VKEYCODE_FWL_VKEY_L: FWL_VKEYCODE = 76;
2115pub const FWL_VKEYCODE_FWL_VKEY_M: FWL_VKEYCODE = 77;
2116pub const FWL_VKEYCODE_FWL_VKEY_N: FWL_VKEYCODE = 78;
2117pub const FWL_VKEYCODE_FWL_VKEY_O: FWL_VKEYCODE = 79;
2118pub const FWL_VKEYCODE_FWL_VKEY_P: FWL_VKEYCODE = 80;
2119pub const FWL_VKEYCODE_FWL_VKEY_Q: FWL_VKEYCODE = 81;
2120pub const FWL_VKEYCODE_FWL_VKEY_R: FWL_VKEYCODE = 82;
2121pub const FWL_VKEYCODE_FWL_VKEY_S: FWL_VKEYCODE = 83;
2122pub const FWL_VKEYCODE_FWL_VKEY_T: FWL_VKEYCODE = 84;
2123pub const FWL_VKEYCODE_FWL_VKEY_U: FWL_VKEYCODE = 85;
2124pub const FWL_VKEYCODE_FWL_VKEY_V: FWL_VKEYCODE = 86;
2125pub const FWL_VKEYCODE_FWL_VKEY_W: FWL_VKEYCODE = 87;
2126pub const FWL_VKEYCODE_FWL_VKEY_X: FWL_VKEYCODE = 88;
2127pub const FWL_VKEYCODE_FWL_VKEY_Y: FWL_VKEYCODE = 89;
2128pub const FWL_VKEYCODE_FWL_VKEY_Z: FWL_VKEYCODE = 90;
2129pub const FWL_VKEYCODE_FWL_VKEY_LWin: FWL_VKEYCODE = 91;
2130pub const FWL_VKEYCODE_FWL_VKEY_Command: FWL_VKEYCODE = 91;
2131pub const FWL_VKEYCODE_FWL_VKEY_RWin: FWL_VKEYCODE = 92;
2132pub const FWL_VKEYCODE_FWL_VKEY_Apps: FWL_VKEYCODE = 93;
2133pub const FWL_VKEYCODE_FWL_VKEY_Sleep: FWL_VKEYCODE = 95;
2134pub const FWL_VKEYCODE_FWL_VKEY_NumPad0: FWL_VKEYCODE = 96;
2135pub const FWL_VKEYCODE_FWL_VKEY_NumPad1: FWL_VKEYCODE = 97;
2136pub const FWL_VKEYCODE_FWL_VKEY_NumPad2: FWL_VKEYCODE = 98;
2137pub const FWL_VKEYCODE_FWL_VKEY_NumPad3: FWL_VKEYCODE = 99;
2138pub const FWL_VKEYCODE_FWL_VKEY_NumPad4: FWL_VKEYCODE = 100;
2139pub const FWL_VKEYCODE_FWL_VKEY_NumPad5: FWL_VKEYCODE = 101;
2140pub const FWL_VKEYCODE_FWL_VKEY_NumPad6: FWL_VKEYCODE = 102;
2141pub const FWL_VKEYCODE_FWL_VKEY_NumPad7: FWL_VKEYCODE = 103;
2142pub const FWL_VKEYCODE_FWL_VKEY_NumPad8: FWL_VKEYCODE = 104;
2143pub const FWL_VKEYCODE_FWL_VKEY_NumPad9: FWL_VKEYCODE = 105;
2144pub const FWL_VKEYCODE_FWL_VKEY_Multiply: FWL_VKEYCODE = 106;
2145pub const FWL_VKEYCODE_FWL_VKEY_Add: FWL_VKEYCODE = 107;
2146pub const FWL_VKEYCODE_FWL_VKEY_Separator: FWL_VKEYCODE = 108;
2147pub const FWL_VKEYCODE_FWL_VKEY_Subtract: FWL_VKEYCODE = 109;
2148pub const FWL_VKEYCODE_FWL_VKEY_Decimal: FWL_VKEYCODE = 110;
2149pub const FWL_VKEYCODE_FWL_VKEY_Divide: FWL_VKEYCODE = 111;
2150pub const FWL_VKEYCODE_FWL_VKEY_F1: FWL_VKEYCODE = 112;
2151pub const FWL_VKEYCODE_FWL_VKEY_F2: FWL_VKEYCODE = 113;
2152pub const FWL_VKEYCODE_FWL_VKEY_F3: FWL_VKEYCODE = 114;
2153pub const FWL_VKEYCODE_FWL_VKEY_F4: FWL_VKEYCODE = 115;
2154pub const FWL_VKEYCODE_FWL_VKEY_F5: FWL_VKEYCODE = 116;
2155pub const FWL_VKEYCODE_FWL_VKEY_F6: FWL_VKEYCODE = 117;
2156pub const FWL_VKEYCODE_FWL_VKEY_F7: FWL_VKEYCODE = 118;
2157pub const FWL_VKEYCODE_FWL_VKEY_F8: FWL_VKEYCODE = 119;
2158pub const FWL_VKEYCODE_FWL_VKEY_F9: FWL_VKEYCODE = 120;
2159pub const FWL_VKEYCODE_FWL_VKEY_F10: FWL_VKEYCODE = 121;
2160pub const FWL_VKEYCODE_FWL_VKEY_F11: FWL_VKEYCODE = 122;
2161pub const FWL_VKEYCODE_FWL_VKEY_F12: FWL_VKEYCODE = 123;
2162pub const FWL_VKEYCODE_FWL_VKEY_F13: FWL_VKEYCODE = 124;
2163pub const FWL_VKEYCODE_FWL_VKEY_F14: FWL_VKEYCODE = 125;
2164pub const FWL_VKEYCODE_FWL_VKEY_F15: FWL_VKEYCODE = 126;
2165pub const FWL_VKEYCODE_FWL_VKEY_F16: FWL_VKEYCODE = 127;
2166pub const FWL_VKEYCODE_FWL_VKEY_F17: FWL_VKEYCODE = 128;
2167pub const FWL_VKEYCODE_FWL_VKEY_F18: FWL_VKEYCODE = 129;
2168pub const FWL_VKEYCODE_FWL_VKEY_F19: FWL_VKEYCODE = 130;
2169pub const FWL_VKEYCODE_FWL_VKEY_F20: FWL_VKEYCODE = 131;
2170pub const FWL_VKEYCODE_FWL_VKEY_F21: FWL_VKEYCODE = 132;
2171pub const FWL_VKEYCODE_FWL_VKEY_F22: FWL_VKEYCODE = 133;
2172pub const FWL_VKEYCODE_FWL_VKEY_F23: FWL_VKEYCODE = 134;
2173pub const FWL_VKEYCODE_FWL_VKEY_F24: FWL_VKEYCODE = 135;
2174pub const FWL_VKEYCODE_FWL_VKEY_NunLock: FWL_VKEYCODE = 144;
2175pub const FWL_VKEYCODE_FWL_VKEY_Scroll: FWL_VKEYCODE = 145;
2176pub const FWL_VKEYCODE_FWL_VKEY_LShift: FWL_VKEYCODE = 160;
2177pub const FWL_VKEYCODE_FWL_VKEY_RShift: FWL_VKEYCODE = 161;
2178pub const FWL_VKEYCODE_FWL_VKEY_LControl: FWL_VKEYCODE = 162;
2179pub const FWL_VKEYCODE_FWL_VKEY_RControl: FWL_VKEYCODE = 163;
2180pub const FWL_VKEYCODE_FWL_VKEY_LMenu: FWL_VKEYCODE = 164;
2181pub const FWL_VKEYCODE_FWL_VKEY_RMenu: FWL_VKEYCODE = 165;
2182pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Back: FWL_VKEYCODE = 166;
2183pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Forward: FWL_VKEYCODE = 167;
2184pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Refresh: FWL_VKEYCODE = 168;
2185pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Stop: FWL_VKEYCODE = 169;
2186pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Search: FWL_VKEYCODE = 170;
2187pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Favorites: FWL_VKEYCODE = 171;
2188pub const FWL_VKEYCODE_FWL_VKEY_BROWSER_Home: FWL_VKEYCODE = 172;
2189pub const FWL_VKEYCODE_FWL_VKEY_VOLUME_Mute: FWL_VKEYCODE = 173;
2190pub const FWL_VKEYCODE_FWL_VKEY_VOLUME_Down: FWL_VKEYCODE = 174;
2191pub const FWL_VKEYCODE_FWL_VKEY_VOLUME_Up: FWL_VKEYCODE = 175;
2192pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_NEXT_Track: FWL_VKEYCODE = 176;
2193pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_PREV_Track: FWL_VKEYCODE = 177;
2194pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_Stop: FWL_VKEYCODE = 178;
2195pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_PLAY_Pause: FWL_VKEYCODE = 179;
2196pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_LAUNCH_Mail: FWL_VKEYCODE = 180;
2197pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_LAUNCH_MEDIA_Select: FWL_VKEYCODE = 181;
2198pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_LAUNCH_APP1: FWL_VKEYCODE = 182;
2199pub const FWL_VKEYCODE_FWL_VKEY_MEDIA_LAUNCH_APP2: FWL_VKEYCODE = 183;
2200pub const FWL_VKEYCODE_FWL_VKEY_OEM_1: FWL_VKEYCODE = 186;
2201pub const FWL_VKEYCODE_FWL_VKEY_OEM_Plus: FWL_VKEYCODE = 187;
2202pub const FWL_VKEYCODE_FWL_VKEY_OEM_Comma: FWL_VKEYCODE = 188;
2203pub const FWL_VKEYCODE_FWL_VKEY_OEM_Minus: FWL_VKEYCODE = 189;
2204pub const FWL_VKEYCODE_FWL_VKEY_OEM_Period: FWL_VKEYCODE = 190;
2205pub const FWL_VKEYCODE_FWL_VKEY_OEM_2: FWL_VKEYCODE = 191;
2206pub const FWL_VKEYCODE_FWL_VKEY_OEM_3: FWL_VKEYCODE = 192;
2207pub const FWL_VKEYCODE_FWL_VKEY_OEM_4: FWL_VKEYCODE = 219;
2208pub const FWL_VKEYCODE_FWL_VKEY_OEM_5: FWL_VKEYCODE = 220;
2209pub const FWL_VKEYCODE_FWL_VKEY_OEM_6: FWL_VKEYCODE = 221;
2210pub const FWL_VKEYCODE_FWL_VKEY_OEM_7: FWL_VKEYCODE = 222;
2211pub const FWL_VKEYCODE_FWL_VKEY_OEM_8: FWL_VKEYCODE = 223;
2212pub const FWL_VKEYCODE_FWL_VKEY_OEM_102: FWL_VKEYCODE = 226;
2213pub const FWL_VKEYCODE_FWL_VKEY_ProcessKey: FWL_VKEYCODE = 229;
2214pub const FWL_VKEYCODE_FWL_VKEY_Packet: FWL_VKEYCODE = 231;
2215pub const FWL_VKEYCODE_FWL_VKEY_Attn: FWL_VKEYCODE = 246;
2216pub const FWL_VKEYCODE_FWL_VKEY_Crsel: FWL_VKEYCODE = 247;
2217pub const FWL_VKEYCODE_FWL_VKEY_Exsel: FWL_VKEYCODE = 248;
2218pub const FWL_VKEYCODE_FWL_VKEY_Ereof: FWL_VKEYCODE = 249;
2219pub const FWL_VKEYCODE_FWL_VKEY_Play: FWL_VKEYCODE = 250;
2220pub const FWL_VKEYCODE_FWL_VKEY_Zoom: FWL_VKEYCODE = 251;
2221pub const FWL_VKEYCODE_FWL_VKEY_NoName: FWL_VKEYCODE = 252;
2222pub const FWL_VKEYCODE_FWL_VKEY_PA1: FWL_VKEYCODE = 253;
2223pub const FWL_VKEYCODE_FWL_VKEY_OEM_Clear: FWL_VKEYCODE = 254;
2224pub const FWL_VKEYCODE_FWL_VKEY_Unknown: FWL_VKEYCODE = 0;
2225#[doc = " Virtual keycodes."]
2226pub type FWL_VKEYCODE = ::std::os::raw::c_uint;
2227unsafe extern "C" {
2228    #[doc = " Flatten annotations and form fields into the page contents.\n\n   page  - handle to the page.\n   nFlag - One of the |FLAT_*| values denoting the page usage.\n\n Returns one of the |FLATTEN_*| values.\n\n Currently, all failures return |FLATTEN_FAIL| with no indication of the\n cause."]
2229    pub fn FPDFPage_Flatten(page: FPDF_PAGE, nFlag: ::std::os::raw::c_int)
2230    -> ::std::os::raw::c_int;
2231}
2232#[doc = " Interface: FPDF_SYSFONTINFO\n          Interface for getting system font information and font mapping"]
2233#[repr(C)]
2234#[derive(Debug, Copy, Clone)]
2235pub struct _FPDF_SYSFONTINFO {
2236    #[doc = " Version number of the interface. Currently must be 1."]
2237    pub version: ::std::os::raw::c_int,
2238    #[doc = " Method: Release\n          Give implementation a chance to release any data after the\n          interface is no longer used.\n Interface Version:\n          1\n Implementation Required:\n          No\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n Return Value:\n          None\n Comments:\n          Called by PDFium during the final cleanup process."]
2239    pub Release: ::std::option::Option<unsafe extern "C" fn(pThis: *mut _FPDF_SYSFONTINFO)>,
2240    #[doc = " Method: EnumFonts\n          Enumerate all fonts installed on the system\n Interface Version:\n          1\n Implementation Required:\n          No\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          pMapper     -   An opaque pointer to internal font mapper, used\n                          when calling FPDF_AddInstalledFont().\n Return Value:\n          None\n Comments:\n          Implementations should call FPDF_AddInstalledFont() function for\n          each font found. Only TrueType/OpenType and Type1 fonts are\n          accepted by PDFium."]
2241    pub EnumFonts: ::std::option::Option<
2242        unsafe extern "C" fn(pThis: *mut _FPDF_SYSFONTINFO, pMapper: *mut ::std::os::raw::c_void),
2243    >,
2244    #[doc = " Method: MapFont\n          Use the system font mapper to get a font handle from requested\n          parameters.\n Interface Version:\n          1\n Implementation Required:\n          Required if GetFont method is not implemented.\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          weight      -   Weight of the requested font. 400 is normal and\n                          700 is bold.\n          bItalic     -   Italic option of the requested font, TRUE or\n                          FALSE.\n          charset     -   Character set identifier for the requested font.\n                          See above defined constants.\n          pitch_family -  A combination of flags. See above defined\n                          constants.\n          face        -   Typeface name. Currently use system local encoding\n                          only.\n          bExact      -   Obsolete: this parameter is now ignored.\n Return Value:\n          An opaque pointer for font handle, or NULL if system mapping is\n          not supported.\n Comments:\n          If the system supports native font mapper (like Windows),\n          implementation can implement this method to get a font handle.\n          Otherwise, PDFium will do the mapping and then call GetFont\n          method. Only TrueType/OpenType and Type1 fonts are accepted\n          by PDFium."]
2245    pub MapFont: ::std::option::Option<
2246        unsafe extern "C" fn(
2247            pThis: *mut _FPDF_SYSFONTINFO,
2248            weight: ::std::os::raw::c_int,
2249            bItalic: FPDF_BOOL,
2250            charset: ::std::os::raw::c_int,
2251            pitch_family: ::std::os::raw::c_int,
2252            face: *const ::std::os::raw::c_char,
2253            bExact: *mut FPDF_BOOL,
2254        ) -> *mut ::std::os::raw::c_void,
2255    >,
2256    #[doc = " Method: GetFont\n          Get a handle to a particular font by its internal ID\n Interface Version:\n          1\n Implementation Required:\n          Required if MapFont method is not implemented.\n Return Value:\n          An opaque pointer for font handle.\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          face        -   Typeface name in system local encoding.\n Comments:\n          If the system mapping not supported, PDFium will do the font\n          mapping and use this method to get a font handle."]
2257    pub GetFont: ::std::option::Option<
2258        unsafe extern "C" fn(
2259            pThis: *mut _FPDF_SYSFONTINFO,
2260            face: *const ::std::os::raw::c_char,
2261        ) -> *mut ::std::os::raw::c_void,
2262    >,
2263    #[doc = " Method: GetFontData\n          Get font data from a font\n Interface Version:\n          1\n Implementation Required:\n          Yes\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          hFont       -   Font handle returned by MapFont or GetFont method\n          table       -   TrueType/OpenType table identifier (refer to\n                          TrueType specification), or 0 for the whole file.\n          buffer      -   The buffer receiving the font data. Can be NULL if\n                          not provided.\n          buf_size    -   Buffer size, can be zero if not provided.\n Return Value:\n          Number of bytes needed, if buffer not provided or not large\n          enough, or number of bytes written into buffer otherwise.\n Comments:\n          Can read either the full font file, or a particular\n          TrueType/OpenType table."]
2264    pub GetFontData: ::std::option::Option<
2265        unsafe extern "C" fn(
2266            pThis: *mut _FPDF_SYSFONTINFO,
2267            hFont: *mut ::std::os::raw::c_void,
2268            table: ::std::os::raw::c_uint,
2269            buffer: *mut ::std::os::raw::c_uchar,
2270            buf_size: ::std::os::raw::c_ulong,
2271        ) -> ::std::os::raw::c_ulong,
2272    >,
2273    #[doc = " Method: GetFaceName\n          Get face name from a font handle\n Interface Version:\n          1\n Implementation Required:\n          No\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          hFont       -   Font handle returned by MapFont or GetFont method\n          buffer      -   The buffer receiving the face name. Can be NULL if\n                          not provided\n          buf_size    -   Buffer size, can be zero if not provided\n Return Value:\n          Number of bytes needed, if buffer not provided or not large\n          enough, or number of bytes written into buffer otherwise."]
2274    pub GetFaceName: ::std::option::Option<
2275        unsafe extern "C" fn(
2276            pThis: *mut _FPDF_SYSFONTINFO,
2277            hFont: *mut ::std::os::raw::c_void,
2278            buffer: *mut ::std::os::raw::c_char,
2279            buf_size: ::std::os::raw::c_ulong,
2280        ) -> ::std::os::raw::c_ulong,
2281    >,
2282    #[doc = " Method: GetFontCharset\n          Get character set information for a font handle\n Interface Version:\n          1\n Implementation Required:\n          No\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          hFont       -   Font handle returned by MapFont or GetFont method\n Return Value:\n          Character set identifier. See defined constants above."]
2283    pub GetFontCharset: ::std::option::Option<
2284        unsafe extern "C" fn(
2285            pThis: *mut _FPDF_SYSFONTINFO,
2286            hFont: *mut ::std::os::raw::c_void,
2287        ) -> ::std::os::raw::c_int,
2288    >,
2289    #[doc = " Method: DeleteFont\n          Delete a font handle\n Interface Version:\n          1\n Implementation Required:\n          Yes\n Parameters:\n          pThis       -   Pointer to the interface structure itself\n          hFont       -   Font handle returned by MapFont or GetFont method\n Return Value:\n          None"]
2290    pub DeleteFont: ::std::option::Option<
2291        unsafe extern "C" fn(pThis: *mut _FPDF_SYSFONTINFO, hFont: *mut ::std::os::raw::c_void),
2292    >,
2293}
2294#[doc = " Interface: FPDF_SYSFONTINFO\n          Interface for getting system font information and font mapping"]
2295pub type FPDF_SYSFONTINFO = _FPDF_SYSFONTINFO;
2296#[doc = " Struct: FPDF_CharsetFontMap\n    Provides the name of a font to use for a given charset value."]
2297#[repr(C)]
2298#[derive(Debug, Copy, Clone)]
2299pub struct FPDF_CharsetFontMap_ {
2300    #[doc = " Character Set Enum value, see FXFONT_*_CHARSET above."]
2301    pub charset: ::std::os::raw::c_int,
2302    #[doc = " Name of default font to use with that charset."]
2303    pub fontname: *const ::std::os::raw::c_char,
2304}
2305#[doc = " Struct: FPDF_CharsetFontMap\n    Provides the name of a font to use for a given charset value."]
2306pub type FPDF_CharsetFontMap = FPDF_CharsetFontMap_;
2307unsafe extern "C" {
2308    #[doc = " Function: FPDF_GetDefaultTTFMap\n    Returns a pointer to the default character set to TT Font name map. The\n    map is an array of FPDF_CharsetFontMap structs, with its end indicated\n    by a { -1, NULL } entry.\n Parameters:\n     None.\n Return Value:\n     Pointer to the Charset Font Map.\n Note:\n     Once FPDF_GetDefaultTTFMapCount() and FPDF_GetDefaultTTFMapEntry() are no\n     longer experimental, this API will be marked as deprecated.\n     See https://crbug.com/348468114"]
2309    pub fn FPDF_GetDefaultTTFMap() -> *const FPDF_CharsetFontMap;
2310}
2311unsafe extern "C" {
2312    #[doc = " Experimental API.\n\n Function: FPDF_GetDefaultTTFMapCount\n    Returns the number of entries in the default character set to TT Font name\n    map.\n Parameters:\n    None.\n Return Value:\n    The number of entries in the map."]
2313    pub fn FPDF_GetDefaultTTFMapCount() -> usize;
2314}
2315unsafe extern "C" {
2316    #[doc = " Experimental API.\n\n Function: FPDF_GetDefaultTTFMapEntry\n    Returns an entry in the default character set to TT Font name map.\n Parameters:\n    index    -   The index to the entry in the map to retrieve.\n Return Value:\n     A pointer to the entry, if it is in the map, or NULL if the index is out\n     of bounds."]
2317    pub fn FPDF_GetDefaultTTFMapEntry(index: usize) -> *const FPDF_CharsetFontMap;
2318}
2319unsafe extern "C" {
2320    #[doc = " Function: FPDF_AddInstalledFont\n          Add a system font to the list in PDFium.\n Comments:\n          This function is only called during the system font list building\n          process.\n Parameters:\n          mapper          -   Opaque pointer to Foxit font mapper\n          face            -   The font face name\n          charset         -   Font character set. See above defined constants.\n Return Value:\n          None."]
2321    pub fn FPDF_AddInstalledFont(
2322        mapper: *mut ::std::os::raw::c_void,
2323        face: *const ::std::os::raw::c_char,
2324        charset: ::std::os::raw::c_int,
2325    );
2326}
2327unsafe extern "C" {
2328    #[doc = " Function: FPDF_SetSystemFontInfo\n          Set the system font info interface into PDFium\n Parameters:\n          font_info       -   Pointer to a FPDF_SYSFONTINFO structure\n Return Value:\n          None\n Comments:\n          Platform support implementation should implement required methods of\n          FFDF_SYSFONTINFO interface, then call this function during PDFium\n          initialization process.\n\n          Call this with NULL to tell PDFium to stop using a previously set\n          |FPDF_SYSFONTINFO|."]
2329    pub fn FPDF_SetSystemFontInfo(font_info: *mut FPDF_SYSFONTINFO);
2330}
2331unsafe extern "C" {
2332    #[doc = " Function: FPDF_GetDefaultSystemFontInfo\n          Get default system font info interface for current platform\n Parameters:\n          None\n Return Value:\n          Pointer to a FPDF_SYSFONTINFO structure describing the default\n          interface, or NULL if the platform doesn't have a default interface.\n          Application should call FPDF_FreeDefaultSystemFontInfo to free the\n          returned pointer.\n Comments:\n          For some platforms, PDFium implements a default version of system\n          font info interface. The default implementation can be passed to\n          FPDF_SetSystemFontInfo()."]
2333    pub fn FPDF_GetDefaultSystemFontInfo() -> *mut FPDF_SYSFONTINFO;
2334}
2335unsafe extern "C" {
2336    #[doc = " Function: FPDF_FreeDefaultSystemFontInfo\n           Free a default system font info interface\n Parameters:\n           font_info       -   Pointer to a FPDF_SYSFONTINFO structure\n Return Value:\n           None\n Comments:\n           This function should be called on the output from\n           FPDF_GetDefaultSystemFontInfo() once it is no longer needed."]
2337    pub fn FPDF_FreeDefaultSystemFontInfo(font_info: *mut FPDF_SYSFONTINFO);
2338}
2339unsafe extern "C" {
2340    #[doc = " Experimental API.\n Import pages to a FPDF_DOCUMENT.\n\n   dest_doc     - The destination document for the pages.\n   src_doc      - The document to be imported.\n   page_indices - An array of page indices to be imported. The first page is\n                  zero. If |page_indices| is NULL, all pages from |src_doc|\n                  are imported.\n   length       - The length of the |page_indices| array.\n   index        - The page index at which to insert the first imported page\n                  into |dest_doc|. The first page is zero.\n\n Returns TRUE on success. Returns FALSE if any pages in |page_indices| is\n invalid."]
2341    pub fn FPDF_ImportPagesByIndex(
2342        dest_doc: FPDF_DOCUMENT,
2343        src_doc: FPDF_DOCUMENT,
2344        page_indices: *const ::std::os::raw::c_int,
2345        length: ::std::os::raw::c_ulong,
2346        index: ::std::os::raw::c_int,
2347    ) -> FPDF_BOOL;
2348}
2349unsafe extern "C" {
2350    #[doc = " Import pages to a FPDF_DOCUMENT.\n\n   dest_doc  - The destination document for the pages.\n   src_doc   - The document to be imported.\n   pagerange - A page range string, Such as \"1,3,5-7\". The first page is one.\n               If |pagerange| is NULL, all pages from |src_doc| are imported.\n   index     - The page index at which to insert the first imported page into\n               |dest_doc|. The first page is zero.\n\n Returns TRUE on success. Returns FALSE if any pages in |pagerange| is\n invalid or if |pagerange| cannot be read."]
2351    pub fn FPDF_ImportPages(
2352        dest_doc: FPDF_DOCUMENT,
2353        src_doc: FPDF_DOCUMENT,
2354        pagerange: FPDF_BYTESTRING,
2355        index: ::std::os::raw::c_int,
2356    ) -> FPDF_BOOL;
2357}
2358unsafe extern "C" {
2359    #[doc = " Experimental API.\n Create a new document from |src_doc|.  The pages of |src_doc| will be\n combined to provide |num_pages_on_x_axis x num_pages_on_y_axis| pages per\n |output_doc| page.\n\n   src_doc             - The document to be imported.\n   output_width        - The output page width in PDF \"user space\" units.\n   output_height       - The output page height in PDF \"user space\" units.\n   num_pages_on_x_axis - The number of pages on X Axis.\n   num_pages_on_y_axis - The number of pages on Y Axis.\n\n Return value:\n   A handle to the created document, or NULL on failure.\n\n Comments:\n   number of pages per page = num_pages_on_x_axis * num_pages_on_y_axis\n"]
2360    pub fn FPDF_ImportNPagesToOne(
2361        src_doc: FPDF_DOCUMENT,
2362        output_width: f32,
2363        output_height: f32,
2364        num_pages_on_x_axis: usize,
2365        num_pages_on_y_axis: usize,
2366    ) -> FPDF_DOCUMENT;
2367}
2368unsafe extern "C" {
2369    #[doc = " Experimental API.\n Create a template to generate form xobjects from |src_doc|'s page at\n |src_page_index|, for use in |dest_doc|.\n\n Returns a handle on success, or NULL on failure. Caller owns the newly\n created object."]
2370    pub fn FPDF_NewXObjectFromPage(
2371        dest_doc: FPDF_DOCUMENT,
2372        src_doc: FPDF_DOCUMENT,
2373        src_page_index: ::std::os::raw::c_int,
2374    ) -> FPDF_XOBJECT;
2375}
2376unsafe extern "C" {
2377    #[doc = " Experimental API.\n Close an FPDF_XOBJECT handle created by FPDF_NewXObjectFromPage().\n FPDF_PAGEOBJECTs created from the FPDF_XOBJECT handle are not affected."]
2378    pub fn FPDF_CloseXObject(xobject: FPDF_XOBJECT);
2379}
2380unsafe extern "C" {
2381    #[doc = " Experimental API.\n Create a new form object from an FPDF_XOBJECT object.\n\n Returns a new form object on success, or NULL on failure. Caller owns the\n newly created object."]
2382    pub fn FPDF_NewFormObjectFromXObject(xobject: FPDF_XOBJECT) -> FPDF_PAGEOBJECT;
2383}
2384unsafe extern "C" {
2385    #[doc = " Copy the viewer preferences from |src_doc| into |dest_doc|.\n\n   dest_doc - Document to write the viewer preferences into.\n   src_doc  - Document to read the viewer preferences from.\n\n Returns TRUE on success."]
2386    pub fn FPDF_CopyViewerPreferences(dest_doc: FPDF_DOCUMENT, src_doc: FPDF_DOCUMENT)
2387    -> FPDF_BOOL;
2388}
2389unsafe extern "C" {
2390    #[doc = " Experimental API.\n Gets the decoded data from the thumbnail of |page| if it exists.\n This only modifies |buffer| if |buflen| less than or equal to the\n size of the decoded data. Returns the size of the decoded\n data or 0 if thumbnail DNE. Optional, pass null to just retrieve\n the size of the buffer needed.\n\n   page    - handle to a page.\n   buffer  - buffer for holding the decoded image data.\n   buflen  - length of the buffer in bytes."]
2391    pub fn FPDFPage_GetDecodedThumbnailData(
2392        page: FPDF_PAGE,
2393        buffer: *mut ::std::os::raw::c_void,
2394        buflen: ::std::os::raw::c_ulong,
2395    ) -> ::std::os::raw::c_ulong;
2396}
2397unsafe extern "C" {
2398    #[doc = " Experimental API.\n Gets the raw data from the thumbnail of |page| if it exists.\n This only modifies |buffer| if |buflen| is less than or equal to\n the size of the raw data. Returns the size of the raw data or 0\n if thumbnail DNE. Optional, pass null to just retrieve the size\n of the buffer needed.\n\n   page    - handle to a page.\n   buffer  - buffer for holding the raw image data.\n   buflen  - length of the buffer in bytes."]
2399    pub fn FPDFPage_GetRawThumbnailData(
2400        page: FPDF_PAGE,
2401        buffer: *mut ::std::os::raw::c_void,
2402        buflen: ::std::os::raw::c_ulong,
2403    ) -> ::std::os::raw::c_ulong;
2404}
2405unsafe extern "C" {
2406    #[doc = " Experimental API.\n Returns the thumbnail of |page| as a FPDF_BITMAP. Returns a nullptr\n if unable to access the thumbnail's stream.\n\n   page - handle to a page."]
2407    pub fn FPDFPage_GetThumbnailAsBitmap(page: FPDF_PAGE) -> FPDF_BITMAP;
2408}
2409#[doc = " IFPDF_RENDERINFO interface."]
2410#[repr(C)]
2411#[derive(Debug, Copy, Clone)]
2412pub struct _IFSDK_PAUSE {
2413    #[doc = " Version number of the interface. Currently must be 1."]
2414    pub version: ::std::os::raw::c_int,
2415    #[doc = " Method: NeedToPauseNow\n           Check if we need to pause a progressive process now.\n Interface Version:\n           1\n Implementation Required:\n           yes\n Parameters:\n           pThis       -   Pointer to the interface structure itself\n Return Value:\n           Non-zero for pause now, 0 for continue."]
2416    pub NeedToPauseNow:
2417        ::std::option::Option<unsafe extern "C" fn(pThis: *mut _IFSDK_PAUSE) -> FPDF_BOOL>,
2418    #[doc = " A user defined data pointer, used by user's application. Can be NULL."]
2419    pub user: *mut ::std::os::raw::c_void,
2420}
2421#[doc = " IFPDF_RENDERINFO interface."]
2422pub type IFSDK_PAUSE = _IFSDK_PAUSE;
2423unsafe extern "C" {
2424    #[doc = " Experimental API.\n Function: FPDF_RenderPageBitmapWithColorScheme_Start\n          Start to render page contents to a device independent bitmap\n          progressively with a specified color scheme for the content.\n Parameters:\n          bitmap       -   Handle to the device independent bitmap (as the\n                           output buffer). Bitmap handle can be created by\n                           FPDFBitmap_Create function.\n          page         -   Handle to the page as returned by FPDF_LoadPage\n                           function.\n          start_x      -   Left pixel position of the display area in the\n                           bitmap coordinate.\n          start_y      -   Top pixel position of the display area in the\n                           bitmap coordinate.\n          size_x       -   Horizontal size (in pixels) for displaying the\n                           page.\n          size_y       -   Vertical size (in pixels) for displaying the page.\n          rotate       -   Page orientation: 0 (normal), 1 (rotated 90\n                           degrees clockwise), 2 (rotated 180 degrees),\n                           3 (rotated 90 degrees counter-clockwise).\n          flags        -   0 for normal display, or combination of flags\n                           defined in fpdfview.h. With FPDF_ANNOT flag, it\n                           renders all annotations that does not require\n                           user-interaction, which are all annotations except\n                           widget and popup annotations.\n          color_scheme -   Color scheme to be used in rendering the |page|.\n                           If null, this function will work similar to\n                           FPDF_RenderPageBitmap_Start().\n          pause        -   The IFSDK_PAUSE interface. A callback mechanism\n                           allowing the page rendering process.\n Return value:\n          Rendering Status. See flags for progressive process status for the\n          details."]
2425    pub fn FPDF_RenderPageBitmapWithColorScheme_Start(
2426        bitmap: FPDF_BITMAP,
2427        page: FPDF_PAGE,
2428        start_x: ::std::os::raw::c_int,
2429        start_y: ::std::os::raw::c_int,
2430        size_x: ::std::os::raw::c_int,
2431        size_y: ::std::os::raw::c_int,
2432        rotate: ::std::os::raw::c_int,
2433        flags: ::std::os::raw::c_int,
2434        color_scheme: *const FPDF_COLORSCHEME,
2435        pause: *mut IFSDK_PAUSE,
2436    ) -> ::std::os::raw::c_int;
2437}
2438unsafe extern "C" {
2439    #[doc = " Function: FPDF_RenderPageBitmap_Start\n          Start to render page contents to a device independent bitmap\n          progressively.\n Parameters:\n          bitmap      -   Handle to the device independent bitmap (as the\n                          output buffer). Bitmap handle can be created by\n                          FPDFBitmap_Create().\n          page        -   Handle to the page, as returned by FPDF_LoadPage().\n          start_x     -   Left pixel position of the display area in the\n                          bitmap coordinates.\n          start_y     -   Top pixel position of the display area in the bitmap\n                          coordinates.\n          size_x      -   Horizontal size (in pixels) for displaying the page.\n          size_y      -   Vertical size (in pixels) for displaying the page.\n          rotate      -   Page orientation: 0 (normal), 1 (rotated 90 degrees\n                          clockwise), 2 (rotated 180 degrees), 3 (rotated 90\n                          degrees counter-clockwise).\n          flags       -   0 for normal display, or combination of flags\n                          defined in fpdfview.h. With FPDF_ANNOT flag, it\n                          renders all annotations that does not require\n                          user-interaction, which are all annotations except\n                          widget and popup annotations.\n          pause       -   The IFSDK_PAUSE interface.A callback mechanism\n                          allowing the page rendering process\n Return value:\n          Rendering Status. See flags for progressive process status for the\n          details."]
2440    pub fn FPDF_RenderPageBitmap_Start(
2441        bitmap: FPDF_BITMAP,
2442        page: FPDF_PAGE,
2443        start_x: ::std::os::raw::c_int,
2444        start_y: ::std::os::raw::c_int,
2445        size_x: ::std::os::raw::c_int,
2446        size_y: ::std::os::raw::c_int,
2447        rotate: ::std::os::raw::c_int,
2448        flags: ::std::os::raw::c_int,
2449        pause: *mut IFSDK_PAUSE,
2450    ) -> ::std::os::raw::c_int;
2451}
2452unsafe extern "C" {
2453    #[doc = " Function: FPDF_RenderPage_Continue\n          Continue rendering a PDF page.\n Parameters:\n          page        -   Handle to the page, as returned by FPDF_LoadPage().\n          pause       -   The IFSDK_PAUSE interface (a callback mechanism\n                          allowing the page rendering process to be paused\n                          before it's finished). This can be NULL if you\n                          don't want to pause.\n Return value:\n          The rendering status. See flags for progressive process status for\n          the details."]
2454    pub fn FPDF_RenderPage_Continue(
2455        page: FPDF_PAGE,
2456        pause: *mut IFSDK_PAUSE,
2457    ) -> ::std::os::raw::c_int;
2458}
2459unsafe extern "C" {
2460    #[doc = " Function: FPDF_RenderPage_Close\n          Release the resource allocate during page rendering. Need to be\n          called after finishing rendering or\n          cancel the rendering.\n Parameters:\n          page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return value:\n          None."]
2461    pub fn FPDF_RenderPage_Close(page: FPDF_PAGE);
2462}
2463unsafe extern "C" {
2464    #[doc = " Experimental API.\n\n Determine if |document| represents a tagged PDF.\n\n For the definition of tagged PDF, See (see 10.7 \"Tagged PDF\" in PDF\n Reference 1.7).\n\n   document - handle to a document.\n\n Returns |true| iff |document| is a tagged PDF."]
2465    pub fn FPDFCatalog_IsTagged(document: FPDF_DOCUMENT) -> FPDF_BOOL;
2466}
2467unsafe extern "C" {
2468    #[doc = " Experimental API.\n Sets the language of |document| to |language|.\n\n document - handle to a document.\n language - the language to set to.\n\n Returns TRUE on success."]
2469    pub fn FPDFCatalog_SetLanguage(document: FPDF_DOCUMENT, language: FPDF_BYTESTRING)
2470    -> FPDF_BOOL;
2471}
2472unsafe extern "C" {
2473    #[doc = " Function: FPDFText_LoadPage\n          Prepare information about all characters in a page.\n Parameters:\n          page    -   Handle to the page. Returned by FPDF_LoadPage function\n                      (in FPDFVIEW module).\n Return value:\n          A handle to the text page information structure.\n          NULL if something goes wrong.\n Comments:\n          Application must call FPDFText_ClosePage to release the text page\n          information.\n"]
2474    pub fn FPDFText_LoadPage(page: FPDF_PAGE) -> FPDF_TEXTPAGE;
2475}
2476unsafe extern "C" {
2477    #[doc = " Function: FPDFText_ClosePage\n          Release all resources allocated for a text page information\n          structure.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n Return Value:\n          None.\n"]
2478    pub fn FPDFText_ClosePage(text_page: FPDF_TEXTPAGE);
2479}
2480unsafe extern "C" {
2481    #[doc = " Function: FPDFText_CountChars\n          Get number of characters in a page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n Return value:\n          Number of characters in the page. Return -1 for error.\n          Generated characters, like additional space characters, new line\n          characters, are also counted.\n Comments:\n          Characters in a page form a \"stream\", inside the stream, each\n          character has an index.\n          We will use the index parameters in many of FPDFTEXT functions. The\n          first character in the page\n          has an index value of zero.\n"]
2482    pub fn FPDFText_CountChars(text_page: FPDF_TEXTPAGE) -> ::std::os::raw::c_int;
2483}
2484unsafe extern "C" {
2485    #[doc = " Function: FPDFText_GetUnicode\n          Get Unicode of a character in a page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          The Unicode of the particular character.\n          If a character is not encoded in Unicode and Foxit engine can't\n          convert to Unicode,\n          the return value will be zero.\n"]
2486    pub fn FPDFText_GetUnicode(
2487        text_page: FPDF_TEXTPAGE,
2488        index: ::std::os::raw::c_int,
2489    ) -> ::std::os::raw::c_uint;
2490}
2491unsafe extern "C" {
2492    #[doc = " Experimental API.\n Function: FPDFText_GetTextObject\n          Get the FPDF_PAGEOBJECT associated with a given character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          The associated text object for the character at |index|, or NULL on\n          error. The returned text object, if non-null, is of type\n          |FPDF_PAGEOBJ_TEXT|. The caller does not own the returned object.\n"]
2493    pub fn FPDFText_GetTextObject(
2494        text_page: FPDF_TEXTPAGE,
2495        index: ::std::os::raw::c_int,
2496    ) -> FPDF_PAGEOBJECT;
2497}
2498unsafe extern "C" {
2499    #[doc = " Experimental API.\n Function: FPDFText_IsGenerated\n          Get if a character in a page is generated by PDFium.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          1 if the character is generated by PDFium.\n          0 if the character is not generated by PDFium.\n          -1 if there was an error.\n"]
2500    pub fn FPDFText_IsGenerated(
2501        text_page: FPDF_TEXTPAGE,
2502        index: ::std::os::raw::c_int,
2503    ) -> ::std::os::raw::c_int;
2504}
2505unsafe extern "C" {
2506    #[doc = " Experimental API.\n Function: FPDFText_IsHyphen\n          Get if a character in a page is a hyphen.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          1 if the character is a hyphen.\n          0 if the character is not a hyphen.\n          -1 if there was an error.\n"]
2507    pub fn FPDFText_IsHyphen(
2508        text_page: FPDF_TEXTPAGE,
2509        index: ::std::os::raw::c_int,
2510    ) -> ::std::os::raw::c_int;
2511}
2512unsafe extern "C" {
2513    #[doc = " Experimental API.\n Function: FPDFText_HasUnicodeMapError\n          Get if a character in a page has an invalid unicode mapping.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          1 if the character has an invalid unicode mapping.\n          0 if the character has no known unicode mapping issues.\n          -1 if there was an error.\n"]
2514    pub fn FPDFText_HasUnicodeMapError(
2515        text_page: FPDF_TEXTPAGE,
2516        index: ::std::os::raw::c_int,
2517    ) -> ::std::os::raw::c_int;
2518}
2519unsafe extern "C" {
2520    #[doc = " Function: FPDFText_GetFontSize\n          Get the font size of a particular character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          The font size of the particular character, measured in points (about\n          1/72 inch). This is the typographic size of the font (so called\n          \"em size\").\n"]
2521    pub fn FPDFText_GetFontSize(text_page: FPDF_TEXTPAGE, index: ::std::os::raw::c_int) -> f64;
2522}
2523unsafe extern "C" {
2524    #[doc = " Experimental API.\n Function: FPDFText_GetFontInfo\n          Get the font name and flags of a particular character.\n Parameters:\n          text_page - Handle to a text page information structure.\n                      Returned by FPDFText_LoadPage function.\n          index     - Zero-based index of the character.\n          buffer    - A buffer receiving the font name.\n          buflen    - The length of |buffer| in bytes.\n          flags     - Optional pointer to an int receiving the font flags.\n                      These flags should be interpreted per PDF spec 1.7\n                      Section 5.7.1 Font Descriptor Flags.\n Return value:\n          On success, return the length of the font name, including the\n          trailing NUL character, in bytes. If this length is less than or\n          equal to |length|, |buffer| is set to the font name, |flags| is\n          set to the font flags. |buffer| is in UTF-8 encoding. Return 0 on\n          failure.\n"]
2525    pub fn FPDFText_GetFontInfo(
2526        text_page: FPDF_TEXTPAGE,
2527        index: ::std::os::raw::c_int,
2528        buffer: *mut ::std::os::raw::c_void,
2529        buflen: ::std::os::raw::c_ulong,
2530        flags: *mut ::std::os::raw::c_int,
2531    ) -> ::std::os::raw::c_ulong;
2532}
2533unsafe extern "C" {
2534    #[doc = " Experimental API.\n Function: FPDFText_GetFontWeight\n          Get the font weight of a particular character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return value:\n          On success, return the font weight of the particular character. If\n          |text_page| is invalid, if |index| is out of bounds, or if the\n          character's text object is undefined, return -1.\n"]
2535    pub fn FPDFText_GetFontWeight(
2536        text_page: FPDF_TEXTPAGE,
2537        index: ::std::os::raw::c_int,
2538    ) -> ::std::os::raw::c_int;
2539}
2540unsafe extern "C" {
2541    #[doc = " Experimental API.\n Function: FPDFText_GetFillColor\n          Get the fill color of a particular character.\n Parameters:\n          text_page      -   Handle to a text page information structure.\n                             Returned by FPDFText_LoadPage function.\n          index          -   Zero-based index of the character.\n          R              -   Pointer to an unsigned int number receiving the\n                             red value of the fill color.\n          G              -   Pointer to an unsigned int number receiving the\n                             green value of the fill color.\n          B              -   Pointer to an unsigned int number receiving the\n                             blue value of the fill color.\n          A              -   Pointer to an unsigned int number receiving the\n                             alpha value of the fill color.\n Return value:\n          Whether the call succeeded. If false, |R|, |G|, |B| and |A| are\n          unchanged.\n"]
2542    pub fn FPDFText_GetFillColor(
2543        text_page: FPDF_TEXTPAGE,
2544        index: ::std::os::raw::c_int,
2545        R: *mut ::std::os::raw::c_uint,
2546        G: *mut ::std::os::raw::c_uint,
2547        B: *mut ::std::os::raw::c_uint,
2548        A: *mut ::std::os::raw::c_uint,
2549    ) -> FPDF_BOOL;
2550}
2551unsafe extern "C" {
2552    #[doc = " Experimental API.\n Function: FPDFText_GetStrokeColor\n          Get the stroke color of a particular character.\n Parameters:\n          text_page      -   Handle to a text page information structure.\n                             Returned by FPDFText_LoadPage function.\n          index          -   Zero-based index of the character.\n          R              -   Pointer to an unsigned int number receiving the\n                             red value of the stroke color.\n          G              -   Pointer to an unsigned int number receiving the\n                             green value of the stroke color.\n          B              -   Pointer to an unsigned int number receiving the\n                             blue value of the stroke color.\n          A              -   Pointer to an unsigned int number receiving the\n                             alpha value of the stroke color.\n Return value:\n          Whether the call succeeded. If false, |R|, |G|, |B| and |A| are\n          unchanged.\n"]
2553    pub fn FPDFText_GetStrokeColor(
2554        text_page: FPDF_TEXTPAGE,
2555        index: ::std::os::raw::c_int,
2556        R: *mut ::std::os::raw::c_uint,
2557        G: *mut ::std::os::raw::c_uint,
2558        B: *mut ::std::os::raw::c_uint,
2559        A: *mut ::std::os::raw::c_uint,
2560    ) -> FPDF_BOOL;
2561}
2562unsafe extern "C" {
2563    #[doc = " Experimental API.\n Function: FPDFText_GetCharAngle\n          Get character rotation angle.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n Return Value:\n          On success, return the angle value in radian. Value will always be\n          greater or equal to 0. If |text_page| is invalid, or if |index| is\n          out of bounds, then return -1.\n"]
2564    pub fn FPDFText_GetCharAngle(text_page: FPDF_TEXTPAGE, index: ::std::os::raw::c_int) -> f32;
2565}
2566unsafe extern "C" {
2567    #[doc = " Function: FPDFText_GetCharBox\n          Get bounding box of a particular character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n          left        -   Pointer to a double number receiving left position\n                          of the character box.\n          right       -   Pointer to a double number receiving right position\n                          of the character box.\n          bottom      -   Pointer to a double number receiving bottom position\n                          of the character box.\n          top         -   Pointer to a double number receiving top position of\n                          the character box.\n Return Value:\n          On success, return TRUE and fill in |left|, |right|, |bottom|, and\n          |top|. If |text_page| is invalid, or if |index| is out of bounds,\n          then return FALSE, and the out parameters remain unmodified.\n Comments:\n          All positions are measured in PDF \"user space\".\n"]
2568    pub fn FPDFText_GetCharBox(
2569        text_page: FPDF_TEXTPAGE,
2570        index: ::std::os::raw::c_int,
2571        left: *mut f64,
2572        right: *mut f64,
2573        bottom: *mut f64,
2574        top: *mut f64,
2575    ) -> FPDF_BOOL;
2576}
2577unsafe extern "C" {
2578    #[doc = " Experimental API.\n Function: FPDFText_GetLooseCharBox\n          Get a \"loose\" bounding box of a particular character, i.e., covering\n          the entire glyph bounds, without taking the actual glyph shape into\n          account.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n          rect        -   Pointer to a FS_RECTF receiving the character box.\n Return Value:\n          On success, return TRUE and fill in |rect|. If |text_page| is\n          invalid, or if |index| is out of bounds, then return FALSE, and the\n          |rect| out parameter remains unmodified.\n Comments:\n          All positions are measured in PDF \"user space\".\n"]
2579    pub fn FPDFText_GetLooseCharBox(
2580        text_page: FPDF_TEXTPAGE,
2581        index: ::std::os::raw::c_int,
2582        rect: *mut FS_RECTF,
2583    ) -> FPDF_BOOL;
2584}
2585unsafe extern "C" {
2586    #[doc = " Experimental API.\n Function: FPDFText_GetMatrix\n          Get the effective transformation matrix for a particular character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage().\n          index       -   Zero-based index of the character.\n          matrix      -   Pointer to a FS_MATRIX receiving the transformation\n                          matrix.\n Return Value:\n          On success, return TRUE and fill in |matrix|. If |text_page| is\n          invalid, or if |index| is out of bounds, or if |matrix| is NULL,\n          then return FALSE, and |matrix| remains unmodified.\n"]
2587    pub fn FPDFText_GetMatrix(
2588        text_page: FPDF_TEXTPAGE,
2589        index: ::std::os::raw::c_int,
2590        matrix: *mut FS_MATRIX,
2591    ) -> FPDF_BOOL;
2592}
2593unsafe extern "C" {
2594    #[doc = " Function: FPDFText_GetCharOrigin\n          Get origin of a particular character.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          index       -   Zero-based index of the character.\n          x           -   Pointer to a double number receiving x coordinate of\n                          the character origin.\n          y           -   Pointer to a double number receiving y coordinate of\n                          the character origin.\n Return Value:\n          Whether the call succeeded. If false, x and y are unchanged.\n Comments:\n          All positions are measured in PDF \"user space\".\n"]
2595    pub fn FPDFText_GetCharOrigin(
2596        text_page: FPDF_TEXTPAGE,
2597        index: ::std::os::raw::c_int,
2598        x: *mut f64,
2599        y: *mut f64,
2600    ) -> FPDF_BOOL;
2601}
2602unsafe extern "C" {
2603    #[doc = " Function: FPDFText_GetCharIndexAtPos\n          Get the index of a character at or nearby a certain position on the\n          page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          x           -   X position in PDF \"user space\".\n          y           -   Y position in PDF \"user space\".\n          xTolerance  -   An x-axis tolerance value for character hit\n                          detection, in point units.\n          yTolerance  -   A y-axis tolerance value for character hit\n                          detection, in point units.\n Return Value:\n          The zero-based index of the character at, or nearby the point (x,y).\n          If there is no character at or nearby the point, return value will\n          be -1. If an error occurs, -3 will be returned.\n"]
2604    pub fn FPDFText_GetCharIndexAtPos(
2605        text_page: FPDF_TEXTPAGE,
2606        x: f64,
2607        y: f64,
2608        xTolerance: f64,
2609        yTolerance: f64,
2610    ) -> ::std::os::raw::c_int;
2611}
2612unsafe extern "C" {
2613    #[doc = " Function: FPDFText_GetText\n          Extract unicode text string from the page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          start_index -   Index for the start characters.\n          count       -   Number of UCS-2 values to be extracted.\n          result      -   A buffer (allocated by application) receiving the\n                          extracted UCS-2 values. The buffer must be able to\n                          hold `count` UCS-2 values plus a terminator.\n Return Value:\n          Number of characters written into the result buffer, including the\n          trailing terminator.\n Comments:\n          This function ignores characters without UCS-2 representations.\n          It considers all characters on the page, even those that are not\n          visible when the page has a cropbox. To filter out the characters\n          outside of the cropbox, use FPDF_GetPageBoundingBox() and\n          FPDFText_GetCharBox().\n"]
2614    pub fn FPDFText_GetText(
2615        text_page: FPDF_TEXTPAGE,
2616        start_index: ::std::os::raw::c_int,
2617        count: ::std::os::raw::c_int,
2618        result: *mut ::std::os::raw::c_ushort,
2619    ) -> ::std::os::raw::c_int;
2620}
2621unsafe extern "C" {
2622    #[doc = " Function: FPDFText_CountRects\n          Counts number of rectangular areas occupied by a segment of text,\n          and caches the result for subsequent FPDFText_GetRect() calls.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          start_index -   Index for the start character.\n          count       -   Number of characters, or -1 for all remaining.\n Return value:\n          Number of rectangles, 0 if text_page is null, or -1 on bad\n          start_index.\n Comments:\n          This function, along with FPDFText_GetRect can be used by\n          applications to detect the position on the page for a text segment,\n          so proper areas can be highlighted. The FPDFText_* functions will\n          automatically merge small character boxes into bigger one if those\n          characters are on the same line and use same font settings.\n"]
2623    pub fn FPDFText_CountRects(
2624        text_page: FPDF_TEXTPAGE,
2625        start_index: ::std::os::raw::c_int,
2626        count: ::std::os::raw::c_int,
2627    ) -> ::std::os::raw::c_int;
2628}
2629unsafe extern "C" {
2630    #[doc = " Function: FPDFText_GetRect\n          Get a rectangular area from the result generated by\n          FPDFText_CountRects.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          rect_index  -   Zero-based index for the rectangle.\n          left        -   Pointer to a double value receiving the rectangle\n                          left boundary.\n          top         -   Pointer to a double value receiving the rectangle\n                          top boundary.\n          right       -   Pointer to a double value receiving the rectangle\n                          right boundary.\n          bottom      -   Pointer to a double value receiving the rectangle\n                          bottom boundary.\n Return Value:\n          On success, return TRUE and fill in |left|, |top|, |right|, and\n          |bottom|. If |text_page| is invalid then return FALSE, and the out\n          parameters remain unmodified. If |text_page| is valid but\n          |rect_index| is out of bounds, then return FALSE and set the out\n          parameters to 0.\n"]
2631    pub fn FPDFText_GetRect(
2632        text_page: FPDF_TEXTPAGE,
2633        rect_index: ::std::os::raw::c_int,
2634        left: *mut f64,
2635        top: *mut f64,
2636        right: *mut f64,
2637        bottom: *mut f64,
2638    ) -> FPDF_BOOL;
2639}
2640unsafe extern "C" {
2641    #[doc = " Function: FPDFText_GetBoundedText\n          Extract unicode text within a rectangular boundary on the page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          left        -   Left boundary.\n          top         -   Top boundary.\n          right       -   Right boundary.\n          bottom      -   Bottom boundary.\n          buffer      -   Caller-allocated buffer to receive UTF-16 values.\n          buflen      -   Number of UTF-16 values (not bytes) that `buffer`\n                          is capable of holding.\n Return Value:\n          If buffer is NULL or buflen is zero, return number of UTF-16\n          values (not bytes) of text present within the rectangle, excluding\n          a terminating NUL. Generally you should pass a buffer at least one\n          larger than this if you want a terminating NUL, which will be\n          provided if space is available. Otherwise, return number of UTF-16\n          values copied into the buffer, including the terminating NUL when\n          space for it is available.\n Comment:\n          If the buffer is too small, as much text as will fit is copied into\n          it. May return a split surrogate in that case.\n"]
2642    pub fn FPDFText_GetBoundedText(
2643        text_page: FPDF_TEXTPAGE,
2644        left: f64,
2645        top: f64,
2646        right: f64,
2647        bottom: f64,
2648        buffer: *mut ::std::os::raw::c_ushort,
2649        buflen: ::std::os::raw::c_int,
2650    ) -> ::std::os::raw::c_int;
2651}
2652unsafe extern "C" {
2653    #[doc = " Function: FPDFText_FindStart\n          Start a search.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n          findwhat    -   A unicode match pattern.\n          flags       -   Option flags.\n          start_index -   Start from this character. -1 for end of the page.\n Return Value:\n          A handle for the search context. FPDFText_FindClose must be called\n          to release this handle.\n"]
2654    pub fn FPDFText_FindStart(
2655        text_page: FPDF_TEXTPAGE,
2656        findwhat: FPDF_WIDESTRING,
2657        flags: ::std::os::raw::c_ulong,
2658        start_index: ::std::os::raw::c_int,
2659    ) -> FPDF_SCHHANDLE;
2660}
2661unsafe extern "C" {
2662    #[doc = " Function: FPDFText_FindNext\n          Search in the direction from page start to end.\n Parameters:\n          handle      -   A search context handle returned by\n                          FPDFText_FindStart.\n Return Value:\n          Whether a match is found.\n"]
2663    pub fn FPDFText_FindNext(handle: FPDF_SCHHANDLE) -> FPDF_BOOL;
2664}
2665unsafe extern "C" {
2666    #[doc = " Function: FPDFText_FindPrev\n          Search in the direction from page end to start.\n Parameters:\n          handle      -   A search context handle returned by\n                          FPDFText_FindStart.\n Return Value:\n          Whether a match is found.\n"]
2667    pub fn FPDFText_FindPrev(handle: FPDF_SCHHANDLE) -> FPDF_BOOL;
2668}
2669unsafe extern "C" {
2670    #[doc = " Function: FPDFText_GetSchResultIndex\n          Get the starting character index of the search result.\n Parameters:\n          handle      -   A search context handle returned by\n                          FPDFText_FindStart.\n Return Value:\n          Index for the starting character.\n"]
2671    pub fn FPDFText_GetSchResultIndex(handle: FPDF_SCHHANDLE) -> ::std::os::raw::c_int;
2672}
2673unsafe extern "C" {
2674    #[doc = " Function: FPDFText_GetSchCount\n          Get the number of matched characters in the search result.\n Parameters:\n          handle      -   A search context handle returned by\n                          FPDFText_FindStart.\n Return Value:\n          Number of matched characters.\n"]
2675    pub fn FPDFText_GetSchCount(handle: FPDF_SCHHANDLE) -> ::std::os::raw::c_int;
2676}
2677unsafe extern "C" {
2678    #[doc = " Function: FPDFText_FindClose\n          Release a search context.\n Parameters:\n          handle      -   A search context handle returned by\n                          FPDFText_FindStart.\n Return Value:\n          None.\n"]
2679    pub fn FPDFText_FindClose(handle: FPDF_SCHHANDLE);
2680}
2681unsafe extern "C" {
2682    #[doc = " Function: FPDFLink_LoadWebLinks\n          Prepare information about weblinks in a page.\n Parameters:\n          text_page   -   Handle to a text page information structure.\n                          Returned by FPDFText_LoadPage function.\n Return Value:\n          A handle to the page's links information structure, or\n          NULL if something goes wrong.\n Comments:\n          Weblinks are those links implicitly embedded in PDF pages. PDF also\n          has a type of annotation called \"link\" (FPDFTEXT doesn't deal with\n          that kind of link). FPDFTEXT weblink feature is useful for\n          automatically detecting links in the page contents. For example,\n          things like \"https://www.example.com\" will be detected, so\n          applications can allow user to click on those characters to activate\n          the link, even the PDF doesn't come with link annotations.\n\n          FPDFLink_CloseWebLinks must be called to release resources.\n"]
2683    pub fn FPDFLink_LoadWebLinks(text_page: FPDF_TEXTPAGE) -> FPDF_PAGELINK;
2684}
2685unsafe extern "C" {
2686    #[doc = " Function: FPDFLink_CountWebLinks\n          Count number of detected web links.\n Parameters:\n          link_page   -   Handle returned by FPDFLink_LoadWebLinks.\n Return Value:\n          Number of detected web links.\n"]
2687    pub fn FPDFLink_CountWebLinks(link_page: FPDF_PAGELINK) -> ::std::os::raw::c_int;
2688}
2689unsafe extern "C" {
2690    #[doc = " Function: FPDFLink_GetURL\n          Fetch the URL information for a detected web link.\n Parameters:\n          link_page   -   Handle returned by FPDFLink_LoadWebLinks.\n          link_index  -   Zero-based index for the link.\n          buffer      -   A unicode buffer for the result.\n          buflen      -   Number of 16-bit code units (not bytes) for the\n                          buffer, including an additional terminator.\n Return Value:\n          If |buffer| is NULL or |buflen| is zero, return the number of 16-bit\n          code units (not bytes) needed to buffer the result (an additional\n          terminator is included in this count).\n          Otherwise, copy the result into |buffer|, truncating at |buflen| if\n          the result is too large to fit, and return the number of 16-bit code\n          units actually copied into the buffer (the additional terminator is\n          also included in this count).\n          If |link_index| does not correspond to a valid link, then the result\n          is an empty string.\n"]
2691    pub fn FPDFLink_GetURL(
2692        link_page: FPDF_PAGELINK,
2693        link_index: ::std::os::raw::c_int,
2694        buffer: *mut ::std::os::raw::c_ushort,
2695        buflen: ::std::os::raw::c_int,
2696    ) -> ::std::os::raw::c_int;
2697}
2698unsafe extern "C" {
2699    #[doc = " Function: FPDFLink_CountRects\n          Count number of rectangular areas for the link.\n Parameters:\n          link_page   -   Handle returned by FPDFLink_LoadWebLinks.\n          link_index  -   Zero-based index for the link.\n Return Value:\n          Number of rectangular areas for the link.  If |link_index| does\n          not correspond to a valid link, then 0 is returned.\n"]
2700    pub fn FPDFLink_CountRects(
2701        link_page: FPDF_PAGELINK,
2702        link_index: ::std::os::raw::c_int,
2703    ) -> ::std::os::raw::c_int;
2704}
2705unsafe extern "C" {
2706    #[doc = " Function: FPDFLink_GetRect\n          Fetch the boundaries of a rectangle for a link.\n Parameters:\n          link_page   -   Handle returned by FPDFLink_LoadWebLinks.\n          link_index  -   Zero-based index for the link.\n          rect_index  -   Zero-based index for a rectangle.\n          left        -   Pointer to a double value receiving the rectangle\n                          left boundary.\n          top         -   Pointer to a double value receiving the rectangle\n                          top boundary.\n          right       -   Pointer to a double value receiving the rectangle\n                          right boundary.\n          bottom      -   Pointer to a double value receiving the rectangle\n                          bottom boundary.\n Return Value:\n          On success, return TRUE and fill in |left|, |top|, |right|, and\n          |bottom|. If |link_page| is invalid or if |link_index| does not\n          correspond to a valid link, then return FALSE, and the out\n          parameters remain unmodified.\n"]
2707    pub fn FPDFLink_GetRect(
2708        link_page: FPDF_PAGELINK,
2709        link_index: ::std::os::raw::c_int,
2710        rect_index: ::std::os::raw::c_int,
2711        left: *mut f64,
2712        top: *mut f64,
2713        right: *mut f64,
2714        bottom: *mut f64,
2715    ) -> FPDF_BOOL;
2716}
2717unsafe extern "C" {
2718    #[doc = " Experimental API.\n Function: FPDFLink_GetTextRange\n          Fetch the start char index and char count for a link.\n Parameters:\n          link_page         -   Handle returned by FPDFLink_LoadWebLinks.\n          link_index        -   Zero-based index for the link.\n          start_char_index  -   pointer to int receiving the start char index\n          char_count        -   pointer to int receiving the char count\n Return Value:\n          On success, return TRUE and fill in |start_char_index| and\n          |char_count|. if |link_page| is invalid or if |link_index| does\n          not correspond to a valid link, then return FALSE and the out\n          parameters remain unmodified.\n"]
2719    pub fn FPDFLink_GetTextRange(
2720        link_page: FPDF_PAGELINK,
2721        link_index: ::std::os::raw::c_int,
2722        start_char_index: *mut ::std::os::raw::c_int,
2723        char_count: *mut ::std::os::raw::c_int,
2724    ) -> FPDF_BOOL;
2725}
2726unsafe extern "C" {
2727    #[doc = " Function: FPDFLink_CloseWebLinks\n          Release resources used by weblink feature.\n Parameters:\n          link_page   -   Handle returned by FPDFLink_LoadWebLinks.\n Return Value:\n          None.\n"]
2728    pub fn FPDFLink_CloseWebLinks(link_page: FPDF_PAGELINK);
2729}
2730unsafe extern "C" {
2731    #[doc = " Set \"MediaBox\" entry to the page dictionary.\n\n page   - Handle to a page.\n left   - The left of the rectangle.\n bottom - The bottom of the rectangle.\n right  - The right of the rectangle.\n top    - The top of the rectangle."]
2732    pub fn FPDFPage_SetMediaBox(page: FPDF_PAGE, left: f32, bottom: f32, right: f32, top: f32);
2733}
2734unsafe extern "C" {
2735    #[doc = " Set \"CropBox\" entry to the page dictionary.\n\n page   - Handle to a page.\n left   - The left of the rectangle.\n bottom - The bottom of the rectangle.\n right  - The right of the rectangle.\n top    - The top of the rectangle."]
2736    pub fn FPDFPage_SetCropBox(page: FPDF_PAGE, left: f32, bottom: f32, right: f32, top: f32);
2737}
2738unsafe extern "C" {
2739    #[doc = " Set \"BleedBox\" entry to the page dictionary.\n\n page   - Handle to a page.\n left   - The left of the rectangle.\n bottom - The bottom of the rectangle.\n right  - The right of the rectangle.\n top    - The top of the rectangle."]
2740    pub fn FPDFPage_SetBleedBox(page: FPDF_PAGE, left: f32, bottom: f32, right: f32, top: f32);
2741}
2742unsafe extern "C" {
2743    #[doc = " Set \"TrimBox\" entry to the page dictionary.\n\n page   - Handle to a page.\n left   - The left of the rectangle.\n bottom - The bottom of the rectangle.\n right  - The right of the rectangle.\n top    - The top of the rectangle."]
2744    pub fn FPDFPage_SetTrimBox(page: FPDF_PAGE, left: f32, bottom: f32, right: f32, top: f32);
2745}
2746unsafe extern "C" {
2747    #[doc = " Set \"ArtBox\" entry to the page dictionary.\n\n page   - Handle to a page.\n left   - The left of the rectangle.\n bottom - The bottom of the rectangle.\n right  - The right of the rectangle.\n top    - The top of the rectangle."]
2748    pub fn FPDFPage_SetArtBox(page: FPDF_PAGE, left: f32, bottom: f32, right: f32, top: f32);
2749}
2750unsafe extern "C" {
2751    #[doc = " Get \"MediaBox\" entry from the page dictionary.\n\n page   - Handle to a page.\n left   - Pointer to a float value receiving the left of the rectangle.\n bottom - Pointer to a float value receiving the bottom of the rectangle.\n right  - Pointer to a float value receiving the right of the rectangle.\n top    - Pointer to a float value receiving the top of the rectangle.\n\n On success, return true and write to the out parameters. Otherwise return\n false and leave the out parameters unmodified."]
2752    pub fn FPDFPage_GetMediaBox(
2753        page: FPDF_PAGE,
2754        left: *mut f32,
2755        bottom: *mut f32,
2756        right: *mut f32,
2757        top: *mut f32,
2758    ) -> FPDF_BOOL;
2759}
2760unsafe extern "C" {
2761    #[doc = " Get \"CropBox\" entry from the page dictionary.\n\n page   - Handle to a page.\n left   - Pointer to a float value receiving the left of the rectangle.\n bottom - Pointer to a float value receiving the bottom of the rectangle.\n right  - Pointer to a float value receiving the right of the rectangle.\n top    - Pointer to a float value receiving the top of the rectangle.\n\n On success, return true and write to the out parameters. Otherwise return\n false and leave the out parameters unmodified."]
2762    pub fn FPDFPage_GetCropBox(
2763        page: FPDF_PAGE,
2764        left: *mut f32,
2765        bottom: *mut f32,
2766        right: *mut f32,
2767        top: *mut f32,
2768    ) -> FPDF_BOOL;
2769}
2770unsafe extern "C" {
2771    #[doc = " Get \"BleedBox\" entry from the page dictionary.\n\n page   - Handle to a page.\n left   - Pointer to a float value receiving the left of the rectangle.\n bottom - Pointer to a float value receiving the bottom of the rectangle.\n right  - Pointer to a float value receiving the right of the rectangle.\n top    - Pointer to a float value receiving the top of the rectangle.\n\n On success, return true and write to the out parameters. Otherwise return\n false and leave the out parameters unmodified."]
2772    pub fn FPDFPage_GetBleedBox(
2773        page: FPDF_PAGE,
2774        left: *mut f32,
2775        bottom: *mut f32,
2776        right: *mut f32,
2777        top: *mut f32,
2778    ) -> FPDF_BOOL;
2779}
2780unsafe extern "C" {
2781    #[doc = " Get \"TrimBox\" entry from the page dictionary.\n\n page   - Handle to a page.\n left   - Pointer to a float value receiving the left of the rectangle.\n bottom - Pointer to a float value receiving the bottom of the rectangle.\n right  - Pointer to a float value receiving the right of the rectangle.\n top    - Pointer to a float value receiving the top of the rectangle.\n\n On success, return true and write to the out parameters. Otherwise return\n false and leave the out parameters unmodified."]
2782    pub fn FPDFPage_GetTrimBox(
2783        page: FPDF_PAGE,
2784        left: *mut f32,
2785        bottom: *mut f32,
2786        right: *mut f32,
2787        top: *mut f32,
2788    ) -> FPDF_BOOL;
2789}
2790unsafe extern "C" {
2791    #[doc = " Get \"ArtBox\" entry from the page dictionary.\n\n page   - Handle to a page.\n left   - Pointer to a float value receiving the left of the rectangle.\n bottom - Pointer to a float value receiving the bottom of the rectangle.\n right  - Pointer to a float value receiving the right of the rectangle.\n top    - Pointer to a float value receiving the top of the rectangle.\n\n On success, return true and write to the out parameters. Otherwise return\n false and leave the out parameters unmodified."]
2792    pub fn FPDFPage_GetArtBox(
2793        page: FPDF_PAGE,
2794        left: *mut f32,
2795        bottom: *mut f32,
2796        right: *mut f32,
2797        top: *mut f32,
2798    ) -> FPDF_BOOL;
2799}
2800unsafe extern "C" {
2801    #[doc = " Apply transforms to |page|.\n\n If |matrix| is provided it will be applied to transform the page.\n If |clipRect| is provided it will be used to clip the resulting page.\n If neither |matrix| or |clipRect| are provided this method returns |false|.\n Returns |true| if transforms are applied.\n\n This function will transform the whole page, and would take effect to all the\n objects in the page.\n\n page        - Page handle.\n matrix      - Transform matrix.\n clipRect    - Clipping rectangle."]
2802    pub fn FPDFPage_TransFormWithClip(
2803        page: FPDF_PAGE,
2804        matrix: *const FS_MATRIX,
2805        clipRect: *const FS_RECTF,
2806    ) -> FPDF_BOOL;
2807}
2808unsafe extern "C" {
2809    #[doc = " Transform (scale, rotate, shear, move) the clip path of page object.\n page_object - Handle to a page object. Returned by\n FPDFPageObj_NewImageObj().\n\n a  - The coefficient \"a\" of the matrix.\n b  - The coefficient \"b\" of the matrix.\n c  - The coefficient \"c\" of the matrix.\n d  - The coefficient \"d\" of the matrix.\n e  - The coefficient \"e\" of the matrix.\n f  - The coefficient \"f\" of the matrix."]
2810    pub fn FPDFPageObj_TransformClipPath(
2811        page_object: FPDF_PAGEOBJECT,
2812        a: f64,
2813        b: f64,
2814        c: f64,
2815        d: f64,
2816        e: f64,
2817        f: f64,
2818    );
2819}
2820unsafe extern "C" {
2821    #[doc = " Experimental API.\n Get the clip path of the page object.\n\n   page object - Handle to a page object. Returned by e.g.\n                 FPDFPage_GetObject().\n\n Returns the handle to the clip path, or NULL on failure. The caller does not\n take ownership of the returned FPDF_CLIPPATH. Instead, it remains valid until\n FPDF_ClosePage() is called for the page containing |page_object|."]
2822    pub fn FPDFPageObj_GetClipPath(page_object: FPDF_PAGEOBJECT) -> FPDF_CLIPPATH;
2823}
2824unsafe extern "C" {
2825    #[doc = " Experimental API.\n Get number of paths inside |clip_path|.\n\n   clip_path - handle to a clip_path.\n\n Returns the number of objects in |clip_path| or -1 on failure."]
2826    pub fn FPDFClipPath_CountPaths(clip_path: FPDF_CLIPPATH) -> ::std::os::raw::c_int;
2827}
2828unsafe extern "C" {
2829    #[doc = " Experimental API.\n Get number of segments inside one path of |clip_path|.\n\n   clip_path  - handle to a clip_path.\n   path_index - index into the array of paths of the clip path.\n\n Returns the number of segments or -1 on failure."]
2830    pub fn FPDFClipPath_CountPathSegments(
2831        clip_path: FPDF_CLIPPATH,
2832        path_index: ::std::os::raw::c_int,
2833    ) -> ::std::os::raw::c_int;
2834}
2835unsafe extern "C" {
2836    #[doc = " Experimental API.\n Get segment in one specific path of |clip_path| at index.\n\n   clip_path     - handle to a clip_path.\n   path_index    - the index of a path.\n   segment_index - the index of a segment.\n\n Returns the handle to the segment, or NULL on failure. The caller does not\n take ownership of the returned FPDF_PATHSEGMENT. Instead, it remains valid\n until FPDF_ClosePage() is called for the page containing |clip_path|."]
2837    pub fn FPDFClipPath_GetPathSegment(
2838        clip_path: FPDF_CLIPPATH,
2839        path_index: ::std::os::raw::c_int,
2840        segment_index: ::std::os::raw::c_int,
2841    ) -> FPDF_PATHSEGMENT;
2842}
2843unsafe extern "C" {
2844    #[doc = " Create a new clip path, with a rectangle inserted.\n\n Caller takes ownership of the returned FPDF_CLIPPATH. It should be freed with\n FPDF_DestroyClipPath().\n\n left   - The left of the clip box.\n bottom - The bottom of the clip box.\n right  - The right of the clip box.\n top    - The top of the clip box."]
2845    pub fn FPDF_CreateClipPath(left: f32, bottom: f32, right: f32, top: f32) -> FPDF_CLIPPATH;
2846}
2847unsafe extern "C" {
2848    #[doc = " Destroy the clip path.\n\n clipPath - A handle to the clip path. It will be invalid after this call."]
2849    pub fn FPDF_DestroyClipPath(clipPath: FPDF_CLIPPATH);
2850}
2851unsafe extern "C" {
2852    #[doc = " Clip the page content, the page content that outside the clipping region\n become invisible.\n\n A clip path will be inserted before the page content stream or content array.\n In this way, the page content will be clipped by this clip path.\n\n page        - A page handle.\n clipPath    - A handle to the clip path. (Does not take ownership.)"]
2853    pub fn FPDFPage_InsertClipPath(page: FPDF_PAGE, clipPath: FPDF_CLIPPATH);
2854}
2855unsafe extern "C" {
2856    #[doc = " Experimental API.\n Get the number of JavaScript actions in |document|.\n\n   document - handle to a document.\n\n Returns the number of JavaScript actions in |document| or -1 on error."]
2857    pub fn FPDFDoc_GetJavaScriptActionCount(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
2858}
2859unsafe extern "C" {
2860    #[doc = " Experimental API.\n Get the JavaScript action at |index| in |document|.\n\n   document - handle to a document.\n   index    - the index of the requested JavaScript action.\n\n Returns the handle to the JavaScript action, or NULL on failure.\n Caller owns the returned handle and must close it with\n FPDFDoc_CloseJavaScriptAction()."]
2861    pub fn FPDFDoc_GetJavaScriptAction(
2862        document: FPDF_DOCUMENT,
2863        index: ::std::os::raw::c_int,
2864    ) -> FPDF_JAVASCRIPT_ACTION;
2865}
2866unsafe extern "C" {
2867    #[doc = "   javascript - Handle to a JavaScript action."]
2868    pub fn FPDFDoc_CloseJavaScriptAction(javascript: FPDF_JAVASCRIPT_ACTION);
2869}
2870unsafe extern "C" {
2871    #[doc = " Experimental API.\n Get the name from the |javascript| handle. |buffer| is only modified if\n |buflen| is longer than the length of the name. On errors, |buffer| is\n unmodified and the returned length is 0.\n\n   javascript - handle to an JavaScript action.\n   buffer     - buffer for holding the name, encoded in UTF-16LE.\n   buflen     - length of the buffer in bytes.\n\n Returns the length of the JavaScript action name in bytes."]
2872    pub fn FPDFJavaScriptAction_GetName(
2873        javascript: FPDF_JAVASCRIPT_ACTION,
2874        buffer: *mut FPDF_WCHAR,
2875        buflen: ::std::os::raw::c_ulong,
2876    ) -> ::std::os::raw::c_ulong;
2877}
2878unsafe extern "C" {
2879    #[doc = " Experimental API.\n Get the script from the |javascript| handle. |buffer| is only modified if\n |buflen| is longer than the length of the script. On errors, |buffer| is\n unmodified and the returned length is 0.\n\n   javascript - handle to an JavaScript action.\n   buffer     - buffer for holding the name, encoded in UTF-16LE.\n   buflen     - length of the buffer in bytes.\n\n Returns the length of the JavaScript action name in bytes."]
2880    pub fn FPDFJavaScriptAction_GetScript(
2881        javascript: FPDF_JAVASCRIPT_ACTION,
2882        buffer: *mut FPDF_WCHAR,
2883        buflen: ::std::os::raw::c_ulong,
2884    ) -> ::std::os::raw::c_ulong;
2885}
2886unsafe extern "C" {
2887    #[doc = " Experimental API.\n Function: FPDF_GetSignatureCount\n          Get total number of signatures in the document.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument().\n Return value:\n          Total number of signatures in the document on success, -1 on error."]
2888    pub fn FPDF_GetSignatureCount(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
2889}
2890unsafe extern "C" {
2891    #[doc = " Experimental API.\n Function: FPDF_GetSignatureObject\n          Get the Nth signature of the document.\n Parameters:\n          document    -   Handle to document. Returned by FPDF_LoadDocument().\n          index       -   Index into the array of signatures of the document.\n Return value:\n          Returns the handle to the signature, or NULL on failure. The caller\n          does not take ownership of the returned FPDF_SIGNATURE. Instead, it\n          remains valid until FPDF_CloseDocument() is called for the document."]
2892    pub fn FPDF_GetSignatureObject(
2893        document: FPDF_DOCUMENT,
2894        index: ::std::os::raw::c_int,
2895    ) -> FPDF_SIGNATURE;
2896}
2897unsafe extern "C" {
2898    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetContents\n          Get the contents of a signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n          buffer      -   The address of a buffer that receives the contents.\n          length      -   The size, in bytes, of |buffer|.\n Return value:\n          Returns the number of bytes in the contents on success, 0 on error.\n\n For public-key signatures, |buffer| is either a DER-encoded PKCS#1 binary or\n a DER-encoded PKCS#7 binary. If |length| is less than the returned length, or\n |buffer| is NULL, |buffer| will not be modified."]
2899    pub fn FPDFSignatureObj_GetContents(
2900        signature: FPDF_SIGNATURE,
2901        buffer: *mut ::std::os::raw::c_void,
2902        length: ::std::os::raw::c_ulong,
2903    ) -> ::std::os::raw::c_ulong;
2904}
2905unsafe extern "C" {
2906    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetByteRange\n          Get the byte range of a signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n          buffer      -   The address of a buffer that receives the\n                          byte range.\n          length      -   The size, in ints, of |buffer|.\n Return value:\n          Returns the number of ints in the byte range on\n          success, 0 on error.\n\n |buffer| is an array of pairs of integers (starting byte offset,\n length in bytes) that describes the exact byte range for the digest\n calculation. If |length| is less than the returned length, or\n |buffer| is NULL, |buffer| will not be modified."]
2907    pub fn FPDFSignatureObj_GetByteRange(
2908        signature: FPDF_SIGNATURE,
2909        buffer: *mut ::std::os::raw::c_int,
2910        length: ::std::os::raw::c_ulong,
2911    ) -> ::std::os::raw::c_ulong;
2912}
2913unsafe extern "C" {
2914    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetSubFilter\n          Get the encoding of the value of a signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n          buffer      -   The address of a buffer that receives the encoding.\n          length      -   The size, in bytes, of |buffer|.\n Return value:\n          Returns the number of bytes in the encoding name (including the\n          trailing NUL character) on success, 0 on error.\n\n The |buffer| is always encoded in 7-bit ASCII. If |length| is less than the\n returned length, or |buffer| is NULL, |buffer| will not be modified."]
2915    pub fn FPDFSignatureObj_GetSubFilter(
2916        signature: FPDF_SIGNATURE,
2917        buffer: *mut ::std::os::raw::c_char,
2918        length: ::std::os::raw::c_ulong,
2919    ) -> ::std::os::raw::c_ulong;
2920}
2921unsafe extern "C" {
2922    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetReason\n          Get the reason (comment) of the signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n          buffer      -   The address of a buffer that receives the reason.\n          length      -   The size, in bytes, of |buffer|.\n Return value:\n          Returns the number of bytes in the reason on success, 0 on error.\n\n Regardless of the platform, the |buffer| is always in UTF-16LE encoding. The\n string is terminated by a UTF16 NUL character. If |length| is less than the\n returned length, or |buffer| is NULL, |buffer| will not be modified."]
2923    pub fn FPDFSignatureObj_GetReason(
2924        signature: FPDF_SIGNATURE,
2925        buffer: *mut ::std::os::raw::c_void,
2926        length: ::std::os::raw::c_ulong,
2927    ) -> ::std::os::raw::c_ulong;
2928}
2929unsafe extern "C" {
2930    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetTime\n          Get the time of signing of a signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n          buffer      -   The address of a buffer that receives the time.\n          length      -   The size, in bytes, of |buffer|.\n Return value:\n          Returns the number of bytes in the encoding name (including the\n          trailing NUL character) on success, 0 on error.\n\n The |buffer| is always encoded in 7-bit ASCII. If |length| is less than the\n returned length, or |buffer| is NULL, |buffer| will not be modified.\n\n The format of time is expected to be D:YYYYMMDDHHMMSS+XX'YY', i.e. it's\n percision is seconds, with timezone information. This value should be used\n only when the time of signing is not available in the (PKCS#7 binary)\n signature."]
2931    pub fn FPDFSignatureObj_GetTime(
2932        signature: FPDF_SIGNATURE,
2933        buffer: *mut ::std::os::raw::c_char,
2934        length: ::std::os::raw::c_ulong,
2935    ) -> ::std::os::raw::c_ulong;
2936}
2937unsafe extern "C" {
2938    #[doc = " Experimental API.\n Function: FPDFSignatureObj_GetDocMDPPermission\n          Get the DocMDP permission of a signature object.\n Parameters:\n          signature   -   Handle to the signature object. Returned by\n                          FPDF_GetSignatureObject().\n Return value:\n          Returns the permission (1, 2 or 3) on success, 0 on error."]
2939    pub fn FPDFSignatureObj_GetDocMDPPermission(
2940        signature: FPDF_SIGNATURE,
2941    ) -> ::std::os::raw::c_uint;
2942}
2943#[doc = " Structure for custom file write"]
2944#[repr(C)]
2945#[derive(Debug, Copy, Clone)]
2946pub struct FPDF_FILEWRITE_ {
2947    #[doc = "\n Version number of the interface. Currently must be 1.\n"]
2948    pub version: ::std::os::raw::c_int,
2949    #[doc = " Method: WriteBlock\n          Output a block of data in your custom way.\n Interface Version:\n          1\n Implementation Required:\n          Yes\n Comments:\n          Called by function FPDF_SaveDocument\n Parameters:\n          pThis       -   Pointer to the structure itself\n          pData       -   Pointer to a buffer to output\n          size        -   The size of the buffer.\n Return value:\n          Should be non-zero if successful, zero for error."]
2950    pub WriteBlock: ::std::option::Option<
2951        unsafe extern "C" fn(
2952            pThis: *mut FPDF_FILEWRITE_,
2953            pData: *const ::std::os::raw::c_void,
2954            size: ::std::os::raw::c_ulong,
2955        ) -> ::std::os::raw::c_int,
2956    >,
2957}
2958#[doc = " Structure for custom file write"]
2959pub type FPDF_FILEWRITE = FPDF_FILEWRITE_;
2960unsafe extern "C" {
2961    #[doc = " Function: FPDF_SaveAsCopy\n          Saves the copy of specified document in custom way.\n Parameters:\n          document        -   Handle to document, as returned by\n                              FPDF_LoadDocument() or FPDF_CreateNewDocument().\n          pFileWrite      -   A pointer to a custom file write structure.\n          flags           -   Flags above that affect how the PDF gets saved.\n                              Pass in 0 when there are no flags.\n Return value:\n          TRUE for succeed, FALSE for failed.\n"]
2962    pub fn FPDF_SaveAsCopy(
2963        document: FPDF_DOCUMENT,
2964        pFileWrite: *mut FPDF_FILEWRITE,
2965        flags: FPDF_DWORD,
2966    ) -> FPDF_BOOL;
2967}
2968unsafe extern "C" {
2969    #[doc = " Function: FPDF_SaveWithVersion\n          Same as FPDF_SaveAsCopy(), except the file version of the\n          saved document can be specified by the caller.\n Parameters:\n          document        -   Handle to document.\n          pFileWrite      -   A pointer to a custom file write structure.\n          flags           -   The creating flags.\n          fileVersion     -   The PDF file version. File version: 14 for 1.4,\n                              15 for 1.5, ...\n Return value:\n          TRUE if succeed, FALSE if failed.\n"]
2970    pub fn FPDF_SaveWithVersion(
2971        document: FPDF_DOCUMENT,
2972        pFileWrite: *mut FPDF_FILEWRITE,
2973        flags: FPDF_DWORD,
2974        fileVersion: ::std::os::raw::c_int,
2975    ) -> FPDF_BOOL;
2976}
2977#[repr(C)]
2978#[derive(Debug, Copy, Clone)]
2979pub struct _IPDF_JsPlatform {
2980    #[doc = " Version number of the interface. Currently must be 2."]
2981    pub version: ::std::os::raw::c_int,
2982    #[doc = " Method: app_alert\n       Pop up a dialog to show warning or hint.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       Msg         -   A string containing the message to be displayed.\n       Title       -   The title of the dialog.\n       Type        -   The type of button group, one of the\n                       JSPLATFORM_ALERT_BUTTON_* values above.\n       nIcon       -   The type of the icon, one of the\n                       JSPLATFORM_ALERT_ICON_* above.\n Return Value:\n       Option selected by user in dialogue, one of the\n       JSPLATFORM_ALERT_RETURN_* values above."]
2983    pub app_alert: ::std::option::Option<
2984        unsafe extern "C" fn(
2985            pThis: *mut _IPDF_JsPlatform,
2986            Msg: FPDF_WIDESTRING,
2987            Title: FPDF_WIDESTRING,
2988            Type: ::std::os::raw::c_int,
2989            Icon: ::std::os::raw::c_int,
2990        ) -> ::std::os::raw::c_int,
2991    >,
2992    #[doc = " Method: app_beep\n       Causes the system to play a sound.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       nType       -   The sound type, see JSPLATFORM_BEEP_TYPE_*\n                       above.\n Return Value:\n       None"]
2993    pub app_beep: ::std::option::Option<
2994        unsafe extern "C" fn(pThis: *mut _IPDF_JsPlatform, nType: ::std::os::raw::c_int),
2995    >,
2996    #[doc = " Method: app_response\n       Displays a dialog box containing a question and an entry field for\n       the user to reply to the question.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       Question    -   The question to be posed to the user.\n       Title       -   The title of the dialog box.\n       Default     -   A default value for the answer to the question. If\n                       not specified, no default value is presented.\n       cLabel      -   A short string to appear in front of and on the\n                       same line as the edit text field.\n       bPassword   -   If true, indicates that the user's response should\n                       be shown as asterisks (*) or bullets (?) to mask\n                       the response, which might be sensitive information.\n       response    -   A string buffer allocated by PDFium, to receive the\n                       user's response.\n       length      -   The length of the buffer in bytes. Currently, it is\n                       always 2048.\n Return Value:\n       Number of bytes the complete user input would actually require, not\n       including trailing zeros, regardless of the value of the length\n       parameter or the presence of the response buffer.\n Comments:\n       No matter on what platform, the response buffer should be always\n       written using UTF-16LE encoding. If a response buffer is\n       present and the size of the user input exceeds the capacity of the\n       buffer as specified by the length parameter, only the\n       first \"length\" bytes of the user input are to be written to the\n       buffer."]
2997    pub app_response: ::std::option::Option<
2998        unsafe extern "C" fn(
2999            pThis: *mut _IPDF_JsPlatform,
3000            Question: FPDF_WIDESTRING,
3001            Title: FPDF_WIDESTRING,
3002            Default: FPDF_WIDESTRING,
3003            cLabel: FPDF_WIDESTRING,
3004            bPassword: FPDF_BOOL,
3005            response: *mut ::std::os::raw::c_void,
3006            length: ::std::os::raw::c_int,
3007        ) -> ::std::os::raw::c_int,
3008    >,
3009    #[doc = " Method: Doc_getFilePath\n       Get the file path of the current document.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       filePath    -   The string buffer to receive the file path. Can\n                       be NULL.\n       length      -   The length of the buffer, number of bytes. Can\n                       be 0.\n Return Value:\n       Number of bytes the filePath consumes, including trailing zeros.\n Comments:\n       The filePath should always be provided in the local encoding.\n       The return value always indicated number of bytes required for\n       the buffer, even when there is no buffer specified, or the buffer\n       size is less than required. In this case, the buffer will not\n       be modified."]
3010    pub Doc_getFilePath: ::std::option::Option<
3011        unsafe extern "C" fn(
3012            pThis: *mut _IPDF_JsPlatform,
3013            filePath: *mut ::std::os::raw::c_void,
3014            length: ::std::os::raw::c_int,
3015        ) -> ::std::os::raw::c_int,
3016    >,
3017    #[doc = " Method: Doc_mail\n       Mails the data buffer as an attachment to all recipients, with or\n       without user interaction.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       mailData    -   Pointer to the data buffer to be sent. Can be NULL.\n       length      -   The size,in bytes, of the buffer pointed by\n                       mailData parameter. Can be 0.\n       bUI         -   If true, the rest of the parameters are used in a\n                       compose-new-message window that is displayed to the\n                       user. If false, the cTo parameter is required and\n                       all others are optional.\n       To          -   A semicolon-delimited list of recipients for the\n                       message.\n       Subject     -   The subject of the message. The length limit is\n                       64 KB.\n       CC          -   A semicolon-delimited list of CC recipients for\n                       the message.\n       BCC         -   A semicolon-delimited list of BCC recipients for\n                       the message.\n       Msg         -   The content of the message. The length limit is\n                       64 KB.\n Return Value:\n       None.\n Comments:\n       If the parameter mailData is NULL or length is 0, the current\n       document will be mailed as an attachment to all recipients."]
3018    pub Doc_mail: ::std::option::Option<
3019        unsafe extern "C" fn(
3020            pThis: *mut _IPDF_JsPlatform,
3021            mailData: *mut ::std::os::raw::c_void,
3022            length: ::std::os::raw::c_int,
3023            bUI: FPDF_BOOL,
3024            To: FPDF_WIDESTRING,
3025            Subject: FPDF_WIDESTRING,
3026            CC: FPDF_WIDESTRING,
3027            BCC: FPDF_WIDESTRING,
3028            Msg: FPDF_WIDESTRING,
3029        ),
3030    >,
3031    #[doc = " Method: Doc_print\n       Prints all or a specific number of pages of the document.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis         -   Pointer to the interface structure itself.\n       bUI           -   If true, will cause a UI to be presented to the\n                         user to obtain printing information and confirm\n                         the action.\n       nStart        -   A 0-based index that defines the start of an\n                         inclusive range of pages.\n       nEnd          -   A 0-based index that defines the end of an\n                         inclusive page range.\n       bSilent       -   If true, suppresses the cancel dialog box while\n                         the document is printing. The default is false.\n       bShrinkToFit  -   If true, the page is shrunk (if necessary) to\n                         fit within the imageable area of the printed page.\n       bPrintAsImage -   If true, print pages as an image.\n       bReverse      -   If true, print from nEnd to nStart.\n       bAnnotations  -   If true (the default), annotations are\n                         printed.\n Return Value:\n       None."]
3032    pub Doc_print: ::std::option::Option<
3033        unsafe extern "C" fn(
3034            pThis: *mut _IPDF_JsPlatform,
3035            bUI: FPDF_BOOL,
3036            nStart: ::std::os::raw::c_int,
3037            nEnd: ::std::os::raw::c_int,
3038            bSilent: FPDF_BOOL,
3039            bShrinkToFit: FPDF_BOOL,
3040            bPrintAsImage: FPDF_BOOL,
3041            bReverse: FPDF_BOOL,
3042            bAnnotations: FPDF_BOOL,
3043        ),
3044    >,
3045    #[doc = " Method: Doc_submitForm\n       Send the form data to a specified URL.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       formData    -   Pointer to the data buffer to be sent.\n       length      -   The size,in bytes, of the buffer pointed by\n                       formData parameter.\n       URL         -   The URL to send to.\n Return Value:\n       None."]
3046    pub Doc_submitForm: ::std::option::Option<
3047        unsafe extern "C" fn(
3048            pThis: *mut _IPDF_JsPlatform,
3049            formData: *mut ::std::os::raw::c_void,
3050            length: ::std::os::raw::c_int,
3051            URL: FPDF_WIDESTRING,
3052        ),
3053    >,
3054    #[doc = " Method: Doc_gotoPage\n       Jump to a specified page.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n       nPageNum    -   The specified page number, zero for the first page.\n Return Value:\n       None."]
3055    pub Doc_gotoPage: ::std::option::Option<
3056        unsafe extern "C" fn(pThis: *mut _IPDF_JsPlatform, nPageNum: ::std::os::raw::c_int),
3057    >,
3058    #[doc = " Method: Field_browse\n       Show a file selection dialog, and return the selected file path.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       filePath    -   Pointer to the data buffer to receive the file\n                       path. Can be NULL.\n       length      -   The length of the buffer, in bytes. Can be 0.\n Return Value:\n       Number of bytes the filePath consumes, including trailing zeros.\n Comments:\n       The filePath should always be provided in local encoding."]
3059    pub Field_browse: ::std::option::Option<
3060        unsafe extern "C" fn(
3061            pThis: *mut _IPDF_JsPlatform,
3062            filePath: *mut ::std::os::raw::c_void,
3063            length: ::std::os::raw::c_int,
3064        ) -> ::std::os::raw::c_int,
3065    >,
3066    #[doc = " Pointer for embedder-specific data. Unused by PDFium, and despite\n its name, can be any data the embedder desires, though traditionally\n a FPDF_FORMFILLINFO interface."]
3067    pub m_pFormfillinfo: *mut ::std::os::raw::c_void,
3068    #[doc = " Unused in v3, retain for compatibility."]
3069    pub m_isolate: *mut ::std::os::raw::c_void,
3070    #[doc = " Unused in v3, retain for compatibility."]
3071    pub m_v8EmbedderSlot: ::std::os::raw::c_uint,
3072}
3073pub type IPDF_JSPLATFORM = _IPDF_JsPlatform;
3074#[doc = " Function signature for the callback function passed to the FFI_SetTimer\n method.\n Parameters:\n          idEvent     -   Identifier of the timer.\n Return value:\n          None."]
3075pub type TimerCallback =
3076    ::std::option::Option<unsafe extern "C" fn(idEvent: ::std::os::raw::c_int)>;
3077#[doc = " Declares of a struct type to the local system time."]
3078#[repr(C)]
3079#[derive(Debug, Copy, Clone)]
3080pub struct _FPDF_SYSTEMTIME {
3081    #[doc = " years since 1900"]
3082    pub wYear: ::std::os::raw::c_ushort,
3083    #[doc = " months since January - [0,11]"]
3084    pub wMonth: ::std::os::raw::c_ushort,
3085    #[doc = " days since Sunday - [0,6]"]
3086    pub wDayOfWeek: ::std::os::raw::c_ushort,
3087    #[doc = " day of the month - [1,31]"]
3088    pub wDay: ::std::os::raw::c_ushort,
3089    #[doc = " hours since midnight - [0,23]"]
3090    pub wHour: ::std::os::raw::c_ushort,
3091    #[doc = " minutes after the hour - [0,59]"]
3092    pub wMinute: ::std::os::raw::c_ushort,
3093    #[doc = " seconds after the minute - [0,59]"]
3094    pub wSecond: ::std::os::raw::c_ushort,
3095    #[doc = " milliseconds after the second - [0,999]"]
3096    pub wMilliseconds: ::std::os::raw::c_ushort,
3097}
3098#[doc = " Declares of a struct type to the local system time."]
3099pub type FPDF_SYSTEMTIME = _FPDF_SYSTEMTIME;
3100#[repr(C)]
3101#[derive(Debug, Copy, Clone)]
3102pub struct _FPDF_FORMFILLINFO {
3103    #[doc = " Version number of the interface.\n Version 1 contains stable interfaces. Version 2 has additional\n experimental interfaces.\n When PDFium is built without the XFA module, version can be 1 or 2.\n With version 1, only stable interfaces are called. With version 2,\n additional experimental interfaces are also called.\n When PDFium is built with the XFA module, version must be 2.\n All the XFA related interfaces are experimental. If PDFium is built with\n the XFA module and version 1 then none of the XFA related interfaces\n would be called. When PDFium is built with XFA module then the version\n must be 2."]
3104    pub version: ::std::os::raw::c_int,
3105    #[doc = " Method: Release\n       Give the implementation a chance to release any resources after the\n       interface is no longer used.\n Interface Version:\n       1\n Implementation Required:\n       No\n Comments:\n       Called by PDFium during the final cleanup process.\n Parameters:\n       pThis       -   Pointer to the interface structure itself\n Return Value:\n       None"]
3106    pub Release: ::std::option::Option<unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO)>,
3107    #[doc = " Method: FFI_Invalidate\n       Invalidate the client area within the specified rectangle.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       page        -   Handle to the page. Returned by FPDF_LoadPage().\n       left        -   Left position of the client area in PDF page\n                       coordinates.\n       top         -   Top position of the client area in PDF page\n                       coordinates.\n       right       -   Right position of the client area in PDF page\n                       coordinates.\n       bottom      -   Bottom position of the client area in PDF page\n                       coordinates.\n Return Value:\n       None.\n Comments:\n       All positions are measured in PDF \"user space\".\n       Implementation should call FPDF_RenderPageBitmap() for repainting\n       the specified page area."]
3108    pub FFI_Invalidate: ::std::option::Option<
3109        unsafe extern "C" fn(
3110            pThis: *mut _FPDF_FORMFILLINFO,
3111            page: FPDF_PAGE,
3112            left: f64,
3113            top: f64,
3114            right: f64,
3115            bottom: f64,
3116        ),
3117    >,
3118    #[doc = " Method: FFI_OutputSelectedRect\n       When the user selects text in form fields with the mouse, this\n       callback function will be invoked with the selected areas.\n Interface Version:\n       1\n Implementation Required:\n       No\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       page        -   Handle to the page. Returned by FPDF_LoadPage()/\n       left        -   Left position of the client area in PDF page\n                       coordinates.\n       top         -   Top position of the client area in PDF page\n                       coordinates.\n       right       -   Right position of the client area in PDF page\n                       coordinates.\n       bottom      -   Bottom position of the client area in PDF page\n                       coordinates.\n Return Value:\n       None.\n Comments:\n       This callback function is useful for implementing special text\n       selection effects. An implementation should first record the\n       returned rectangles, then draw them one by one during the next\n       painting period. Lastly, it should remove all the recorded\n       rectangles when finished painting."]
3119    pub FFI_OutputSelectedRect: ::std::option::Option<
3120        unsafe extern "C" fn(
3121            pThis: *mut _FPDF_FORMFILLINFO,
3122            page: FPDF_PAGE,
3123            left: f64,
3124            top: f64,
3125            right: f64,
3126            bottom: f64,
3127        ),
3128    >,
3129    #[doc = " Method: FFI_SetCursor\n       Set the Cursor shape.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       nCursorType -   Cursor type, see Flags for Cursor type for details.\n Return value:\n       None."]
3130    pub FFI_SetCursor: ::std::option::Option<
3131        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO, nCursorType: ::std::os::raw::c_int),
3132    >,
3133    #[doc = " Method: FFI_SetTimer\n       This method installs a system timer. An interval value is specified,\n       and every time that interval elapses, the system must call into the\n       callback function with the timer ID as returned by this function.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       uElapse     -   Specifies the time-out value, in milliseconds.\n       lpTimerFunc -   A pointer to the callback function-TimerCallback.\n Return value:\n       The timer identifier of the new timer if the function is successful.\n       An application passes this value to the FFI_KillTimer method to kill\n       the timer. Nonzero if it is successful; otherwise, it is zero."]
3134    pub FFI_SetTimer: ::std::option::Option<
3135        unsafe extern "C" fn(
3136            pThis: *mut _FPDF_FORMFILLINFO,
3137            uElapse: ::std::os::raw::c_int,
3138            lpTimerFunc: TimerCallback,
3139        ) -> ::std::os::raw::c_int,
3140    >,
3141    #[doc = " Method: FFI_KillTimer\n       This method uninstalls a system timer, as set by an earlier call to\n       FFI_SetTimer.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       nTimerID    -   The timer ID returned by FFI_SetTimer function.\n Return value:\n       None."]
3142    pub FFI_KillTimer: ::std::option::Option<
3143        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO, nTimerID: ::std::os::raw::c_int),
3144    >,
3145    #[doc = " Method: FFI_GetLocalTime\n       This method receives the current local time on the system.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n Return value:\n       The local time. See FPDF_SYSTEMTIME above for details.\n Note: Unused."]
3146    pub FFI_GetLocalTime: ::std::option::Option<
3147        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO) -> FPDF_SYSTEMTIME,
3148    >,
3149    #[doc = " Method: FFI_OnChange\n       This method will be invoked to notify the implementation when the\n       value of any FormField on the document had been changed.\n Interface Version:\n       1\n Implementation Required:\n       no\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n Return value:\n       None."]
3150    pub FFI_OnChange: ::std::option::Option<unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO)>,
3151    #[doc = " Method: FFI_GetPage\n       This method receives the page handle associated with a specified\n       page index.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       document    -   Handle to document. Returned by FPDF_LoadDocument().\n       nPageIndex  -   Index number of the page. 0 for the first page.\n Return value:\n       Handle to the page, as previously returned to the implementation by\n       FPDF_LoadPage().\n Comments:\n       The implementation is expected to keep track of the page handles it\n       receives from PDFium, and their mappings to page numbers. In some\n       cases, the document-level JavaScript action may refer to a page\n       which hadn't been loaded yet. To successfully run the Javascript\n       action, the implementation needs to load the page."]
3152    pub FFI_GetPage: ::std::option::Option<
3153        unsafe extern "C" fn(
3154            pThis: *mut _FPDF_FORMFILLINFO,
3155            document: FPDF_DOCUMENT,
3156            nPageIndex: ::std::os::raw::c_int,
3157        ) -> FPDF_PAGE,
3158    >,
3159    #[doc = " Method: FFI_GetCurrentPage\n       This method receives the handle to the current page.\n Interface Version:\n       1\n Implementation Required:\n       Yes when V8 support is present, otherwise unused.\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       document    -   Handle to document. Returned by FPDF_LoadDocument().\n Return value:\n       Handle to the page. Returned by FPDF_LoadPage().\n Comments:\n       PDFium doesn't keep keep track of the \"current page\" (e.g. the one\n       that is most visible on screen), so it must ask the embedder for\n       this information."]
3160    pub FFI_GetCurrentPage: ::std::option::Option<
3161        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO, document: FPDF_DOCUMENT) -> FPDF_PAGE,
3162    >,
3163    #[doc = " Method: FFI_GetRotation\n       This method receives currently rotation of the page view.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis       -   Pointer to the interface structure itself.\n       page        -   Handle to page, as returned by FPDF_LoadPage().\n Return value:\n       A number to indicate the page rotation in 90 degree increments\n       in a clockwise direction:\n         0 - 0 degrees\n         1 - 90 degrees\n         2 - 180 degrees\n         3 - 270 degrees\n Note: Unused."]
3164    pub FFI_GetRotation: ::std::option::Option<
3165        unsafe extern "C" fn(
3166            pThis: *mut _FPDF_FORMFILLINFO,
3167            page: FPDF_PAGE,
3168        ) -> ::std::os::raw::c_int,
3169    >,
3170    #[doc = " Method: FFI_ExecuteNamedAction\n       This method will execute a named action.\n Interface Version:\n       1\n Implementation Required:\n       yes\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       namedAction     -   A byte string which indicates the named action,\n                           terminated by 0.\n Return value:\n       None.\n Comments:\n       See ISO 32000-1:2008, section 12.6.4.11 for descriptions of the\n       standard named actions, but note that a document may supply any\n       name of its choosing."]
3171    pub FFI_ExecuteNamedAction: ::std::option::Option<
3172        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO, namedAction: FPDF_BYTESTRING),
3173    >,
3174    #[doc = " Method: FFI_SetTextFieldFocus\n       Called when a text field is getting or losing focus.\n Interface Version:\n       1\n Implementation Required:\n       no\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       value           -   The string value of the form field, in UTF-16LE\n                           format.\n       valueLen        -   The length of the string value. This is the\n                           number of characters, not bytes.\n       is_focus        -   True if the form field is getting focus, false\n                           if the form field is losing focus.\n Return value:\n       None.\n Comments:\n       Only supports text fields and combobox fields."]
3175    pub FFI_SetTextFieldFocus: ::std::option::Option<
3176        unsafe extern "C" fn(
3177            pThis: *mut _FPDF_FORMFILLINFO,
3178            value: FPDF_WIDESTRING,
3179            valueLen: FPDF_DWORD,
3180            is_focus: FPDF_BOOL,
3181        ),
3182    >,
3183    #[doc = " Method: FFI_DoURIAction\n       Ask the implementation to navigate to a uniform resource identifier.\n Interface Version:\n       1\n Implementation Required:\n       No\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       bsURI           -   A byte string which indicates the uniform\n                           resource identifier, terminated by 0.\n Return value:\n       None.\n Comments:\n       If the embedder is version 2 or higher and have implementation for\n       FFI_DoURIActionWithKeyboardModifier, then\n       FFI_DoURIActionWithKeyboardModifier takes precedence over\n       FFI_DoURIAction.\n       See the URI actions description of <<PDF Reference, version 1.7>>\n       for more details."]
3184    pub FFI_DoURIAction: ::std::option::Option<
3185        unsafe extern "C" fn(pThis: *mut _FPDF_FORMFILLINFO, bsURI: FPDF_BYTESTRING),
3186    >,
3187    #[doc = " Method: FFI_DoGoToAction\n       This action changes the view to a specified destination.\n Interface Version:\n       1\n Implementation Required:\n       No\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       nPageIndex      -   The index of the PDF page.\n       zoomMode        -   The zoom mode for viewing page. See below.\n       fPosArray       -   The float array which carries the position info.\n       sizeofArray     -   The size of float array.\n PDFZoom values:\n         - XYZ = 1\n         - FITPAGE = 2\n         - FITHORZ = 3\n         - FITVERT = 4\n         - FITRECT = 5\n         - FITBBOX = 6\n         - FITBHORZ = 7\n         - FITBVERT = 8\n Return value:\n       None.\n Comments:\n       See the Destinations description of <<PDF Reference, version 1.7>>\n       in 8.2.1 for more details."]
3188    pub FFI_DoGoToAction: ::std::option::Option<
3189        unsafe extern "C" fn(
3190            pThis: *mut _FPDF_FORMFILLINFO,
3191            nPageIndex: ::std::os::raw::c_int,
3192            zoomMode: ::std::os::raw::c_int,
3193            fPosArray: *mut f32,
3194            sizeofArray: ::std::os::raw::c_int,
3195        ),
3196    >,
3197    #[doc = " Pointer to IPDF_JSPLATFORM interface.\n Unused if PDFium is built without V8 support. Otherwise, if NULL, then\n JavaScript will be prevented from executing while rendering the document."]
3198    pub m_pJsPlatform: *mut IPDF_JSPLATFORM,
3199    #[doc = " Whether the XFA module is disabled when built with the XFA module.\n Interface Version:\n       Ignored if |version| < 2."]
3200    pub xfa_disabled: FPDF_BOOL,
3201    #[doc = " Method: FFI_DisplayCaret\n       This method will show the caret at specified position.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       page            -   Handle to page. Returned by FPDF_LoadPage().\n       left            -   Left position of the client area in PDF page\n                           coordinates.\n       top             -   Top position of the client area in PDF page\n                           coordinates.\n       right           -   Right position of the client area in PDF page\n                           coordinates.\n       bottom          -   Bottom position of the client area in PDF page\n                           coordinates.\n Return value:\n       None."]
3202    pub FFI_DisplayCaret: ::std::option::Option<
3203        unsafe extern "C" fn(
3204            pThis: *mut _FPDF_FORMFILLINFO,
3205            page: FPDF_PAGE,
3206            bVisible: FPDF_BOOL,
3207            left: f64,
3208            top: f64,
3209            right: f64,
3210            bottom: f64,
3211        ),
3212    >,
3213    #[doc = " Method: FFI_GetCurrentPageIndex\n       This method will get the current page index.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       document        -   Handle to document from FPDF_LoadDocument().\n Return value:\n       The index of current page."]
3214    pub FFI_GetCurrentPageIndex: ::std::option::Option<
3215        unsafe extern "C" fn(
3216            pThis: *mut _FPDF_FORMFILLINFO,
3217            document: FPDF_DOCUMENT,
3218        ) -> ::std::os::raw::c_int,
3219    >,
3220    #[doc = " Method: FFI_SetCurrentPage\n       This method will set the current page.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       document        -   Handle to document from FPDF_LoadDocument().\n       iCurPage        -   The index of the PDF page.\n Return value:\n       None."]
3221    pub FFI_SetCurrentPage: ::std::option::Option<
3222        unsafe extern "C" fn(
3223            pThis: *mut _FPDF_FORMFILLINFO,
3224            document: FPDF_DOCUMENT,
3225            iCurPage: ::std::os::raw::c_int,
3226        ),
3227    >,
3228    #[doc = " Method: FFI_GotoURL\n       This method will navigate to the specified URL.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis            -   Pointer to the interface structure itself.\n       document         -   Handle to document from FPDF_LoadDocument().\n       wsURL            -   The string value of the URL, in UTF-16LE format.\n Return value:\n       None."]
3229    pub FFI_GotoURL: ::std::option::Option<
3230        unsafe extern "C" fn(
3231            pThis: *mut _FPDF_FORMFILLINFO,
3232            document: FPDF_DOCUMENT,
3233            wsURL: FPDF_WIDESTRING,
3234        ),
3235    >,
3236    #[doc = " Method: FFI_GetPageViewRect\n       This method will get the current page view rectangle.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       page            -   Handle to page. Returned by FPDF_LoadPage().\n       left            -   The pointer to receive left position of the page\n                           view area in PDF page coordinates.\n       top             -   The pointer to receive top position of the page\n                           view area in PDF page coordinates.\n       right           -   The pointer to receive right position of the\n                           page view area in PDF page coordinates.\n       bottom          -   The pointer to receive bottom position of the\n                           page view area in PDF page coordinates.\n Return value:\n     None."]
3237    pub FFI_GetPageViewRect: ::std::option::Option<
3238        unsafe extern "C" fn(
3239            pThis: *mut _FPDF_FORMFILLINFO,
3240            page: FPDF_PAGE,
3241            left: *mut f64,
3242            top: *mut f64,
3243            right: *mut f64,
3244            bottom: *mut f64,
3245        ),
3246    >,
3247    #[doc = " Method: FFI_PageEvent\n       This method fires when pages have been added to or deleted from\n       the XFA document.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       page_count      -   The number of pages to be added or deleted.\n       event_type      -   See FXFA_PAGEVIEWEVENT_* above.\n Return value:\n       None.\n Comments:\n       The pages to be added or deleted always start from the last page\n       of document. This means that if parameter page_count is 2 and\n       event type is FXFA_PAGEVIEWEVENT_POSTADDED, 2 new pages have been\n       appended to the tail of document; If page_count is 2 and\n       event type is FXFA_PAGEVIEWEVENT_POSTREMOVED, the last 2 pages\n       have been deleted."]
3248    pub FFI_PageEvent: ::std::option::Option<
3249        unsafe extern "C" fn(
3250            pThis: *mut _FPDF_FORMFILLINFO,
3251            page_count: ::std::os::raw::c_int,
3252            event_type: FPDF_DWORD,
3253        ),
3254    >,
3255    #[doc = " Method: FFI_PopupMenu\n       This method will track the right context menu for XFA fields.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       page            -   Handle to page. Returned by FPDF_LoadPage().\n       hWidget         -   Always null, exists for compatibility.\n       menuFlag        -   The menu flags. Please refer to macro definition\n                           of FXFA_MENU_XXX and this can be one or a\n                           combination of these macros.\n       x               -   X position of the client area in PDF page\n                           coordinates.\n       y               -   Y position of the client area in PDF page\n                           coordinates.\n Return value:\n       TRUE indicates success; otherwise false."]
3256    pub FFI_PopupMenu: ::std::option::Option<
3257        unsafe extern "C" fn(
3258            pThis: *mut _FPDF_FORMFILLINFO,
3259            page: FPDF_PAGE,
3260            hWidget: FPDF_WIDGET,
3261            menuFlag: ::std::os::raw::c_int,
3262            x: f32,
3263            y: f32,
3264        ) -> FPDF_BOOL,
3265    >,
3266    #[doc = " Method: FFI_OpenFile\n       This method will open the specified file with the specified mode.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       fileFlag        -   The file flag. Please refer to macro definition\n                           of FXFA_SAVEAS_XXX and use one of these macros.\n       wsURL           -   The string value of the file URL, in UTF-16LE\n                           format.\n       mode            -   The mode for open file, e.g. \"rb\" or \"wb\".\n Return value:\n       The handle to FPDF_FILEHANDLER."]
3267    pub FFI_OpenFile: ::std::option::Option<
3268        unsafe extern "C" fn(
3269            pThis: *mut _FPDF_FORMFILLINFO,
3270            fileFlag: ::std::os::raw::c_int,
3271            wsURL: FPDF_WIDESTRING,
3272            mode: *const ::std::os::raw::c_char,
3273        ) -> *mut FPDF_FILEHANDLER,
3274    >,
3275    #[doc = " Method: FFI_EmailTo\n       This method will email the specified file stream to the specified\n       contact.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       pFileHandler    -   Handle to the FPDF_FILEHANDLER.\n       pTo             -   A semicolon-delimited list of recipients for the\n                           message,in UTF-16LE format.\n       pSubject        -   The subject of the message,in UTF-16LE format.\n       pCC             -   A semicolon-delimited list of CC recipients for\n                           the message,in UTF-16LE format.\n       pBcc            -   A semicolon-delimited list of BCC recipients for\n                           the message,in UTF-16LE format.\n       pMsg            -   Pointer to the data buffer to be sent.Can be\n                           NULL,in UTF-16LE format.\n Return value:\n       None."]
3276    pub FFI_EmailTo: ::std::option::Option<
3277        unsafe extern "C" fn(
3278            pThis: *mut _FPDF_FORMFILLINFO,
3279            fileHandler: *mut FPDF_FILEHANDLER,
3280            pTo: FPDF_WIDESTRING,
3281            pSubject: FPDF_WIDESTRING,
3282            pCC: FPDF_WIDESTRING,
3283            pBcc: FPDF_WIDESTRING,
3284            pMsg: FPDF_WIDESTRING,
3285        ),
3286    >,
3287    #[doc = " Method: FFI_UploadTo\n       This method will upload the specified file stream to the\n       specified URL.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       pFileHandler    -   Handle to the FPDF_FILEHANDLER.\n       fileFlag        -   The file flag. Please refer to macro definition\n                           of FXFA_SAVEAS_XXX and use one of these macros.\n       uploadTo        -   Pointer to the URL path, in UTF-16LE format.\n Return value:\n       None."]
3288    pub FFI_UploadTo: ::std::option::Option<
3289        unsafe extern "C" fn(
3290            pThis: *mut _FPDF_FORMFILLINFO,
3291            fileHandler: *mut FPDF_FILEHANDLER,
3292            fileFlag: ::std::os::raw::c_int,
3293            uploadTo: FPDF_WIDESTRING,
3294        ),
3295    >,
3296    #[doc = " Method: FFI_GetPlatform\n       This method will get the current platform.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       platform        -   Pointer to the data buffer to receive the\n                           platform,in UTF-16LE format. Can be NULL.\n       length          -   The length of the buffer in bytes. Can be\n                           0 to query the required size.\n Return value:\n       The length of the buffer, number of bytes."]
3297    pub FFI_GetPlatform: ::std::option::Option<
3298        unsafe extern "C" fn(
3299            pThis: *mut _FPDF_FORMFILLINFO,
3300            platform: *mut ::std::os::raw::c_void,
3301            length: ::std::os::raw::c_int,
3302        ) -> ::std::os::raw::c_int,
3303    >,
3304    #[doc = " Method: FFI_GetLanguage\n       This method will get the current language.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       language        -   Pointer to the data buffer to receive the\n                           current language. Can be NULL.\n       length          -   The length of the buffer in bytes. Can be\n                           0 to query the required size.\n Return value:\n       The length of the buffer, number of bytes."]
3305    pub FFI_GetLanguage: ::std::option::Option<
3306        unsafe extern "C" fn(
3307            pThis: *mut _FPDF_FORMFILLINFO,
3308            language: *mut ::std::os::raw::c_void,
3309            length: ::std::os::raw::c_int,
3310        ) -> ::std::os::raw::c_int,
3311    >,
3312    #[doc = " Method: FFI_DownloadFromURL\n       This method will download the specified file from the URL.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       URL             -   The string value of the file URL, in UTF-16LE\n                           format.\n Return value:\n       The handle to FPDF_FILEHANDLER."]
3313    pub FFI_DownloadFromURL: ::std::option::Option<
3314        unsafe extern "C" fn(
3315            pThis: *mut _FPDF_FORMFILLINFO,
3316            URL: FPDF_WIDESTRING,
3317        ) -> *mut FPDF_FILEHANDLER,
3318    >,
3319    #[doc = " Method: FFI_PostRequestURL\n       This method will post the request to the server URL.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       wsURL           -   The string value of the server URL, in UTF-16LE\n                           format.\n       wsData          -   The post data,in UTF-16LE format.\n       wsContentType   -   The content type of the request data, in\n                           UTF-16LE format.\n       wsEncode        -   The encode type, in UTF-16LE format.\n       wsHeader        -   The request header,in UTF-16LE format.\n       response        -   Pointer to the FPDF_BSTR to receive the response\n                           data from the server, in UTF-16LE format.\n Return value:\n       TRUE indicates success, otherwise FALSE."]
3320    pub FFI_PostRequestURL: ::std::option::Option<
3321        unsafe extern "C" fn(
3322            pThis: *mut _FPDF_FORMFILLINFO,
3323            wsURL: FPDF_WIDESTRING,
3324            wsData: FPDF_WIDESTRING,
3325            wsContentType: FPDF_WIDESTRING,
3326            wsEncode: FPDF_WIDESTRING,
3327            wsHeader: FPDF_WIDESTRING,
3328            response: *mut FPDF_BSTR,
3329        ) -> FPDF_BOOL,
3330    >,
3331    #[doc = " Method: FFI_PutRequestURL\n       This method will put the request to the server URL.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       Required for XFA, otherwise set to NULL.\n Parameters:\n       pThis           -   Pointer to the interface structure itself.\n       wsURL           -   The string value of the server URL, in UTF-16LE\n                           format.\n       wsData          -   The put data, in UTF-16LE format.\n       wsEncode        -   The encode type, in UTR-16LE format.\n Return value:\n       TRUE indicates success, otherwise FALSE."]
3332    pub FFI_PutRequestURL: ::std::option::Option<
3333        unsafe extern "C" fn(
3334            pThis: *mut _FPDF_FORMFILLINFO,
3335            wsURL: FPDF_WIDESTRING,
3336            wsData: FPDF_WIDESTRING,
3337            wsEncode: FPDF_WIDESTRING,
3338        ) -> FPDF_BOOL,
3339    >,
3340    #[doc = " Method: FFI_OnFocusChange\n     Called when the focused annotation is updated.\n Interface Version:\n     Ignored if |version| < 2.\n Implementation Required:\n     No\n Parameters:\n     param           -   Pointer to the interface structure itself.\n     annot           -   The focused annotation.\n     page_index      -   Index number of the page which contains the\n                         focused annotation. 0 for the first page.\n Return value:\n     None.\n Comments:\n     This callback function is useful for implementing any view based\n     action such as scrolling the annotation rect into view. The\n     embedder should not copy and store the annot as its scope is\n     limited to this call only."]
3341    pub FFI_OnFocusChange: ::std::option::Option<
3342        unsafe extern "C" fn(
3343            param: *mut _FPDF_FORMFILLINFO,
3344            annot: FPDF_ANNOTATION,
3345            page_index: ::std::os::raw::c_int,
3346        ),
3347    >,
3348    #[doc = " Method: FFI_DoURIActionWithKeyboardModifier\n       Ask the implementation to navigate to a uniform resource identifier\n       with the specified modifiers.\n Interface Version:\n       Ignored if |version| < 2.\n Implementation Required:\n       No\n Parameters:\n       param           -   Pointer to the interface structure itself.\n       uri             -   A byte string which indicates the uniform\n                           resource identifier, terminated by 0.\n       modifiers       -   Keyboard modifier that indicates which of\n                           the virtual keys are down, if any.\n Return value:\n       None.\n Comments:\n       If the embedder who is version 2 and does not implement this API,\n       then a call will be redirected to FFI_DoURIAction.\n       See the URI actions description of <<PDF Reference, version 1.7>>\n       for more details."]
3349    pub FFI_DoURIActionWithKeyboardModifier: ::std::option::Option<
3350        unsafe extern "C" fn(
3351            param: *mut _FPDF_FORMFILLINFO,
3352            uri: FPDF_BYTESTRING,
3353            modifiers: ::std::os::raw::c_int,
3354        ),
3355    >,
3356}
3357pub type FPDF_FORMFILLINFO = _FPDF_FORMFILLINFO;
3358unsafe extern "C" {
3359    #[doc = " Function: FPDFDOC_InitFormFillEnvironment\n       Initialize form fill environment.\n Parameters:\n       document        -   Handle to document from FPDF_LoadDocument().\n       formInfo        -   Pointer to a FPDF_FORMFILLINFO structure.\n Return Value:\n       Handle to the form fill module, or NULL on failure.\n Comments:\n       This function should be called before any form fill operation.\n       The FPDF_FORMFILLINFO passed in via |formInfo| must remain valid until\n       the returned FPDF_FORMHANDLE is closed."]
3360    pub fn FPDFDOC_InitFormFillEnvironment(
3361        document: FPDF_DOCUMENT,
3362        formInfo: *mut FPDF_FORMFILLINFO,
3363    ) -> FPDF_FORMHANDLE;
3364}
3365unsafe extern "C" {
3366    #[doc = " Function: FPDFDOC_ExitFormFillEnvironment\n       Take ownership of |hHandle| and exit form fill environment.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       None.\n Comments:\n       This function is a no-op when |hHandle| is null."]
3367    pub fn FPDFDOC_ExitFormFillEnvironment(hHandle: FPDF_FORMHANDLE);
3368}
3369unsafe extern "C" {
3370    #[doc = " Function: FORM_OnAfterLoadPage\n       This method is required for implementing all the form related\n       functions. Should be invoked after user successfully loaded a\n       PDF page, and FPDFDOC_InitFormFillEnvironment() has been invoked.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       None."]
3371    pub fn FORM_OnAfterLoadPage(page: FPDF_PAGE, hHandle: FPDF_FORMHANDLE);
3372}
3373unsafe extern "C" {
3374    #[doc = " Function: FORM_OnBeforeClosePage\n       This method is required for implementing all the form related\n       functions. Should be invoked before user closes the PDF page.\n Parameters:\n        page        -   Handle to the page, as returned by FPDF_LoadPage().\n        hHandle     -   Handle to the form fill module, as returned by\n                        FPDFDOC_InitFormFillEnvironment().\n Return Value:\n        None."]
3375    pub fn FORM_OnBeforeClosePage(page: FPDF_PAGE, hHandle: FPDF_FORMHANDLE);
3376}
3377unsafe extern "C" {
3378    #[doc = " Function: FORM_DoDocumentJSAction\n       This method is required for performing document-level JavaScript\n       actions. It should be invoked after the PDF document has been loaded.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       None.\n Comments:\n       If there is document-level JavaScript action embedded in the\n       document, this method will execute the JavaScript action. Otherwise,\n       the method will do nothing."]
3379    pub fn FORM_DoDocumentJSAction(hHandle: FPDF_FORMHANDLE);
3380}
3381unsafe extern "C" {
3382    #[doc = " Function: FORM_DoDocumentOpenAction\n       This method is required for performing open-action when the document\n       is opened.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       None.\n Comments:\n       This method will do nothing if there are no open-actions embedded\n       in the document."]
3383    pub fn FORM_DoDocumentOpenAction(hHandle: FPDF_FORMHANDLE);
3384}
3385unsafe extern "C" {
3386    #[doc = " Function: FORM_DoDocumentAAction\n       This method is required for performing the document's\n       additional-action.\n Parameters:\n       hHandle     -   Handle to the form fill module. Returned by\n                       FPDFDOC_InitFormFillEnvironment.\n       aaType      -   The type of the additional-actions which defined\n                       above.\n Return Value:\n       None.\n Comments:\n       This method will do nothing if there is no document\n       additional-action corresponding to the specified |aaType|."]
3387    pub fn FORM_DoDocumentAAction(hHandle: FPDF_FORMHANDLE, aaType: ::std::os::raw::c_int);
3388}
3389unsafe extern "C" {
3390    #[doc = " Function: FORM_DoPageAAction\n       This method is required for performing the page object's\n       additional-action when opened or closed.\n Parameters:\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       aaType      -   The type of the page object's additional-actions\n                       which defined above.\n Return Value:\n       None.\n Comments:\n       This method will do nothing if no additional-action corresponding\n       to the specified |aaType| exists."]
3391    pub fn FORM_DoPageAAction(
3392        page: FPDF_PAGE,
3393        hHandle: FPDF_FORMHANDLE,
3394        aaType: ::std::os::raw::c_int,
3395    );
3396}
3397unsafe extern "C" {
3398    #[doc = " Function: FORM_OnMouseMove\n       Call this member function when the mouse cursor moves.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_x      -   Specifies the x-coordinate of the cursor in PDF user\n                       space.\n       page_y      -   Specifies the y-coordinate of the cursor in PDF user\n                       space.\n Return Value:\n       True indicates success; otherwise false."]
3399    pub fn FORM_OnMouseMove(
3400        hHandle: FPDF_FORMHANDLE,
3401        page: FPDF_PAGE,
3402        modifier: ::std::os::raw::c_int,
3403        page_x: f64,
3404        page_y: f64,
3405    ) -> FPDF_BOOL;
3406}
3407unsafe extern "C" {
3408    #[doc = " Experimental API\n Function: FORM_OnMouseWheel\n       Call this member function when the user scrolls the mouse wheel.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_coord  -   Specifies the coordinates of the cursor in PDF user\n                       space.\n       delta_x     -   Specifies the amount of wheel movement on the x-axis,\n                       in units of platform-agnostic wheel deltas. Negative\n                       values mean left.\n       delta_y     -   Specifies the amount of wheel movement on the y-axis,\n                       in units of platform-agnostic wheel deltas. Negative\n                       values mean down.\n Return Value:\n       True indicates success; otherwise false.\n Comments:\n       For |delta_x| and |delta_y|, the caller must normalize\n       platform-specific wheel deltas. e.g. On Windows, a delta value of 240\n       for a WM_MOUSEWHEEL event normalizes to 2, since Windows defines\n       WHEEL_DELTA as 120."]
3409    pub fn FORM_OnMouseWheel(
3410        hHandle: FPDF_FORMHANDLE,
3411        page: FPDF_PAGE,
3412        modifier: ::std::os::raw::c_int,
3413        page_coord: *const FS_POINTF,
3414        delta_x: ::std::os::raw::c_int,
3415        delta_y: ::std::os::raw::c_int,
3416    ) -> FPDF_BOOL;
3417}
3418unsafe extern "C" {
3419    #[doc = " Function: FORM_OnFocus\n       This function focuses the form annotation at a given point. If the\n       annotation at the point already has focus, nothing happens. If there\n       is no annotation at the point, removes form focus.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_x      -   Specifies the x-coordinate of the cursor in PDF user\n                       space.\n       page_y      -   Specifies the y-coordinate of the cursor in PDF user\n                       space.\n Return Value:\n       True if there is an annotation at the given point and it has focus."]
3420    pub fn FORM_OnFocus(
3421        hHandle: FPDF_FORMHANDLE,
3422        page: FPDF_PAGE,
3423        modifier: ::std::os::raw::c_int,
3424        page_x: f64,
3425        page_y: f64,
3426    ) -> FPDF_BOOL;
3427}
3428unsafe extern "C" {
3429    #[doc = " Function: FORM_OnLButtonDown\n       Call this member function when the user presses the left\n       mouse button.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_x      -   Specifies the x-coordinate of the cursor in PDF user\n                       space.\n       page_y      -   Specifies the y-coordinate of the cursor in PDF user\n                       space.\n Return Value:\n       True indicates success; otherwise false."]
3430    pub fn FORM_OnLButtonDown(
3431        hHandle: FPDF_FORMHANDLE,
3432        page: FPDF_PAGE,
3433        modifier: ::std::os::raw::c_int,
3434        page_x: f64,
3435        page_y: f64,
3436    ) -> FPDF_BOOL;
3437}
3438unsafe extern "C" {
3439    #[doc = " Function: FORM_OnRButtonDown\n       Same as above, execpt for the right mouse button.\n Comments:\n       At the present time, has no effect except in XFA builds, but is\n       included for the sake of symmetry."]
3440    pub fn FORM_OnRButtonDown(
3441        hHandle: FPDF_FORMHANDLE,
3442        page: FPDF_PAGE,
3443        modifier: ::std::os::raw::c_int,
3444        page_x: f64,
3445        page_y: f64,
3446    ) -> FPDF_BOOL;
3447}
3448unsafe extern "C" {
3449    #[doc = " Function: FORM_OnLButtonUp\n       Call this member function when the user releases the left\n       mouse button.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_x      -   Specifies the x-coordinate of the cursor in device.\n       page_y      -   Specifies the y-coordinate of the cursor in device.\n Return Value:\n       True indicates success; otherwise false."]
3450    pub fn FORM_OnLButtonUp(
3451        hHandle: FPDF_FORMHANDLE,
3452        page: FPDF_PAGE,
3453        modifier: ::std::os::raw::c_int,
3454        page_x: f64,
3455        page_y: f64,
3456    ) -> FPDF_BOOL;
3457}
3458unsafe extern "C" {
3459    #[doc = " Function: FORM_OnRButtonUp\n       Same as above, execpt for the right mouse button.\n Comments:\n       At the present time, has no effect except in XFA builds, but is\n       included for the sake of symmetry."]
3460    pub fn FORM_OnRButtonUp(
3461        hHandle: FPDF_FORMHANDLE,
3462        page: FPDF_PAGE,
3463        modifier: ::std::os::raw::c_int,
3464        page_x: f64,
3465        page_y: f64,
3466    ) -> FPDF_BOOL;
3467}
3468unsafe extern "C" {
3469    #[doc = " Function: FORM_OnLButtonDoubleClick\n       Call this member function when the user double clicks the\n       left mouse button.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       modifier    -   Indicates whether various virtual keys are down.\n       page_x      -   Specifies the x-coordinate of the cursor in PDF user\n                       space.\n       page_y      -   Specifies the y-coordinate of the cursor in PDF user\n                       space.\n Return Value:\n       True indicates success; otherwise false."]
3470    pub fn FORM_OnLButtonDoubleClick(
3471        hHandle: FPDF_FORMHANDLE,
3472        page: FPDF_PAGE,
3473        modifier: ::std::os::raw::c_int,
3474        page_x: f64,
3475        page_y: f64,
3476    ) -> FPDF_BOOL;
3477}
3478unsafe extern "C" {
3479    #[doc = " Function: FORM_OnKeyDown\n       Call this member function when a nonsystem key is pressed.\n Parameters:\n       hHandle     -   Handle to the form fill module, aseturned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       nKeyCode    -   The virtual-key code of the given key (see\n                       fpdf_fwlevent.h for virtual key codes).\n       modifier    -   Mask of key flags (see fpdf_fwlevent.h for key\n                       flag values).\n Return Value:\n       True indicates success; otherwise false."]
3480    pub fn FORM_OnKeyDown(
3481        hHandle: FPDF_FORMHANDLE,
3482        page: FPDF_PAGE,
3483        nKeyCode: ::std::os::raw::c_int,
3484        modifier: ::std::os::raw::c_int,
3485    ) -> FPDF_BOOL;
3486}
3487unsafe extern "C" {
3488    #[doc = " Function: FORM_OnKeyUp\n       Call this member function when a nonsystem key is released.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       nKeyCode    -   The virtual-key code of the given key (see\n                       fpdf_fwlevent.h for virtual key codes).\n       modifier    -   Mask of key flags (see fpdf_fwlevent.h for key\n                       flag values).\n Return Value:\n       True indicates success; otherwise false.\n Comments:\n       Currently unimplemented and always returns false. PDFium reserves this\n       API and may implement it in the future on an as-needed basis."]
3489    pub fn FORM_OnKeyUp(
3490        hHandle: FPDF_FORMHANDLE,
3491        page: FPDF_PAGE,
3492        nKeyCode: ::std::os::raw::c_int,
3493        modifier: ::std::os::raw::c_int,
3494    ) -> FPDF_BOOL;
3495}
3496unsafe extern "C" {
3497    #[doc = " Function: FORM_OnChar\n       Call this member function when a keystroke translates to a\n       nonsystem character.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       nChar       -   The character code value itself.\n       modifier    -   Mask of key flags (see fpdf_fwlevent.h for key\n                       flag values).\n Return Value:\n       True indicates success; otherwise false."]
3498    pub fn FORM_OnChar(
3499        hHandle: FPDF_FORMHANDLE,
3500        page: FPDF_PAGE,
3501        nChar: ::std::os::raw::c_int,
3502        modifier: ::std::os::raw::c_int,
3503    ) -> FPDF_BOOL;
3504}
3505unsafe extern "C" {
3506    #[doc = " Experimental API\n Function: FORM_GetFocusedText\n       Call this function to obtain the text within the current focused\n       field, if any.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       buffer      -   Buffer for holding the form text, encoded in\n                       UTF-16LE. If NULL, |buffer| is not modified.\n       buflen      -   Length of |buffer| in bytes. If |buflen| is less\n                       than the length of the form text string, |buffer| is\n                       not modified.\n Return Value:\n       Length in bytes for the text in the focused field."]
3507    pub fn FORM_GetFocusedText(
3508        hHandle: FPDF_FORMHANDLE,
3509        page: FPDF_PAGE,
3510        buffer: *mut ::std::os::raw::c_void,
3511        buflen: ::std::os::raw::c_ulong,
3512    ) -> ::std::os::raw::c_ulong;
3513}
3514unsafe extern "C" {
3515    #[doc = " Function: FORM_GetSelectedText\n       Call this function to obtain selected text within a form text\n       field or form combobox text field.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n       buffer      -   Buffer for holding the selected text, encoded in\n                       UTF-16LE. If NULL, |buffer| is not modified.\n       buflen      -   Length of |buffer| in bytes. If |buflen| is less\n                       than the length of the selected text string,\n                       |buffer| is not modified.\n Return Value:\n       Length in bytes of selected text in form text field or form combobox\n       text field."]
3516    pub fn FORM_GetSelectedText(
3517        hHandle: FPDF_FORMHANDLE,
3518        page: FPDF_PAGE,
3519        buffer: *mut ::std::os::raw::c_void,
3520        buflen: ::std::os::raw::c_ulong,
3521    ) -> ::std::os::raw::c_ulong;
3522}
3523unsafe extern "C" {
3524    #[doc = " Experimental API\n Function: FORM_ReplaceAndKeepSelection\n       Call this function to replace the selected text in a form\n       text field or user-editable form combobox text field with another\n       text string (which can be empty or non-empty). If there is no\n       selected text, this function will append the replacement text after\n       the current caret position. After the insertion, the inserted text\n       will be selected.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as Returned by FPDF_LoadPage().\n       wsText      -   The text to be inserted, in UTF-16LE format.\n Return Value:\n       None."]
3525    pub fn FORM_ReplaceAndKeepSelection(
3526        hHandle: FPDF_FORMHANDLE,
3527        page: FPDF_PAGE,
3528        wsText: FPDF_WIDESTRING,
3529    );
3530}
3531unsafe extern "C" {
3532    #[doc = " Function: FORM_ReplaceSelection\n       Call this function to replace the selected text in a form\n       text field or user-editable form combobox text field with another\n       text string (which can be empty or non-empty). If there is no\n       selected text, this function will append the replacement text after\n       the current caret position. After the insertion, the selection range\n       will be set to empty.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as Returned by FPDF_LoadPage().\n       wsText      -   The text to be inserted, in UTF-16LE format.\n Return Value:\n       None."]
3533    pub fn FORM_ReplaceSelection(
3534        hHandle: FPDF_FORMHANDLE,
3535        page: FPDF_PAGE,
3536        wsText: FPDF_WIDESTRING,
3537    );
3538}
3539unsafe extern "C" {
3540    #[doc = " Experimental API\n Function: FORM_SelectAllText\n       Call this function to select all the text within the currently focused\n       form text field or form combobox text field.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return Value:\n       Whether the operation succeeded or not."]
3541    pub fn FORM_SelectAllText(hHandle: FPDF_FORMHANDLE, page: FPDF_PAGE) -> FPDF_BOOL;
3542}
3543unsafe extern "C" {
3544    #[doc = " Function: FORM_CanUndo\n       Find out if it is possible for the current focused widget in a given\n       form to perform an undo operation.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return Value:\n       True if it is possible to undo."]
3545    pub fn FORM_CanUndo(hHandle: FPDF_FORMHANDLE, page: FPDF_PAGE) -> FPDF_BOOL;
3546}
3547unsafe extern "C" {
3548    #[doc = " Function: FORM_CanRedo\n       Find out if it is possible for the current focused widget in a given\n       form to perform a redo operation.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return Value:\n       True if it is possible to redo."]
3549    pub fn FORM_CanRedo(hHandle: FPDF_FORMHANDLE, page: FPDF_PAGE) -> FPDF_BOOL;
3550}
3551unsafe extern "C" {
3552    #[doc = " Function: FORM_Undo\n       Make the current focused widget perform an undo operation.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return Value:\n       True if the undo operation succeeded."]
3553    pub fn FORM_Undo(hHandle: FPDF_FORMHANDLE, page: FPDF_PAGE) -> FPDF_BOOL;
3554}
3555unsafe extern "C" {
3556    #[doc = " Function: FORM_Redo\n       Make the current focused widget perform a redo operation.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return Value:\n       True if the redo operation succeeded."]
3557    pub fn FORM_Redo(hHandle: FPDF_FORMHANDLE, page: FPDF_PAGE) -> FPDF_BOOL;
3558}
3559unsafe extern "C" {
3560    #[doc = " Function: FORM_ForceToKillFocus.\n       Call this member function to force to kill the focus of the form\n       field which has focus. If it would kill the focus of a form field,\n       save the value of form field if was changed by theuser.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       True indicates success; otherwise false."]
3561    pub fn FORM_ForceToKillFocus(hHandle: FPDF_FORMHANDLE) -> FPDF_BOOL;
3562}
3563unsafe extern "C" {
3564    #[doc = " Experimental API.\n Function: FORM_GetFocusedAnnot.\n       Call this member function to get the currently focused annotation.\n Parameters:\n       handle      -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       page_index  -   Buffer to hold the index number of the page which\n                       contains the focused annotation. 0 for the first page.\n                       Can't be NULL.\n       annot       -   Buffer to hold the focused annotation. Can't be NULL.\n Return Value:\n       On success, return true and write to the out parameters. Otherwise\n       return false and leave the out parameters unmodified.\n Comments:\n       Not currently supported for XFA forms - will report no focused\n       annotation.\n       Must call FPDFPage_CloseAnnot() when the annotation returned in |annot|\n       by this function is no longer needed.\n       This will return true and set |page_index| to -1 and |annot| to NULL,\n       if there is no focused annotation."]
3565    pub fn FORM_GetFocusedAnnot(
3566        handle: FPDF_FORMHANDLE,
3567        page_index: *mut ::std::os::raw::c_int,
3568        annot: *mut FPDF_ANNOTATION,
3569    ) -> FPDF_BOOL;
3570}
3571unsafe extern "C" {
3572    #[doc = " Experimental API.\n Function: FORM_SetFocusedAnnot.\n       Call this member function to set the currently focused annotation.\n Parameters:\n       handle      -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       annot       -   Handle to an annotation.\n Return Value:\n       True indicates success; otherwise false.\n Comments:\n       |annot| can't be NULL. To kill focus, use FORM_ForceToKillFocus()\n       instead."]
3573    pub fn FORM_SetFocusedAnnot(handle: FPDF_FORMHANDLE, annot: FPDF_ANNOTATION) -> FPDF_BOOL;
3574}
3575unsafe extern "C" {
3576    #[doc = " Function: FPDFPage_HasFormFieldAtPoint\n     Get the form field type by point.\n Parameters:\n     hHandle     -   Handle to the form fill module. Returned by\n                     FPDFDOC_InitFormFillEnvironment().\n     page        -   Handle to the page. Returned by FPDF_LoadPage().\n     page_x      -   X position in PDF \"user space\".\n     page_y      -   Y position in PDF \"user space\".\n Return Value:\n     Return the type of the form field; -1 indicates no field.\n     See field types above."]
3577    pub fn FPDFPage_HasFormFieldAtPoint(
3578        hHandle: FPDF_FORMHANDLE,
3579        page: FPDF_PAGE,
3580        page_x: f64,
3581        page_y: f64,
3582    ) -> ::std::os::raw::c_int;
3583}
3584unsafe extern "C" {
3585    #[doc = " Function: FPDFPage_FormFieldZOrderAtPoint\n     Get the form field z-order by point.\n Parameters:\n     hHandle     -   Handle to the form fill module. Returned by\n                     FPDFDOC_InitFormFillEnvironment().\n     page        -   Handle to the page. Returned by FPDF_LoadPage().\n     page_x      -   X position in PDF \"user space\".\n     page_y      -   Y position in PDF \"user space\".\n Return Value:\n     Return the z-order of the form field; -1 indicates no field.\n     Higher numbers are closer to the front."]
3586    pub fn FPDFPage_FormFieldZOrderAtPoint(
3587        hHandle: FPDF_FORMHANDLE,
3588        page: FPDF_PAGE,
3589        page_x: f64,
3590        page_y: f64,
3591    ) -> ::std::os::raw::c_int;
3592}
3593unsafe extern "C" {
3594    #[doc = " Function: FPDF_SetFormFieldHighlightColor\n       Set the highlight color of the specified (or all) form fields\n       in the document.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       doc         -   Handle to the document, as returned by\n                       FPDF_LoadDocument().\n       fieldType   -   A 32-bit integer indicating the type of a form\n                       field (defined above).\n       color       -   The highlight color of the form field. Constructed by\n                       0xxxrrggbb.\n Return Value:\n       None.\n Comments:\n       When the parameter fieldType is set to FPDF_FORMFIELD_UNKNOWN, the\n       highlight color will be applied to all the form fields in the\n       document.\n       Please refresh the client window to show the highlight immediately\n       if necessary."]
3595    pub fn FPDF_SetFormFieldHighlightColor(
3596        hHandle: FPDF_FORMHANDLE,
3597        fieldType: ::std::os::raw::c_int,
3598        color: ::std::os::raw::c_ulong,
3599    );
3600}
3601unsafe extern "C" {
3602    #[doc = " Function: FPDF_SetFormFieldHighlightAlpha\n       Set the transparency of the form field highlight color in the\n       document.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n       doc         -   Handle to the document, as returaned by\n                       FPDF_LoadDocument().\n       alpha       -   The transparency of the form field highlight color,\n                       between 0-255.\n Return Value:\n       None."]
3603    pub fn FPDF_SetFormFieldHighlightAlpha(
3604        hHandle: FPDF_FORMHANDLE,
3605        alpha: ::std::os::raw::c_uchar,
3606    );
3607}
3608unsafe extern "C" {
3609    #[doc = " Function: FPDF_RemoveFormFieldHighlight\n       Remove the form field highlight color in the document.\n Parameters:\n       hHandle     -   Handle to the form fill module, as returned by\n                       FPDFDOC_InitFormFillEnvironment().\n Return Value:\n       None.\n Comments:\n       Please refresh the client window to remove the highlight immediately\n       if necessary."]
3610    pub fn FPDF_RemoveFormFieldHighlight(hHandle: FPDF_FORMHANDLE);
3611}
3612unsafe extern "C" {
3613    #[doc = " Function: FPDF_FFLDraw\n       Render FormFields and popup window on a page to a device independent\n       bitmap.\n Parameters:\n       hHandle      -   Handle to the form fill module, as returned by\n                        FPDFDOC_InitFormFillEnvironment().\n       bitmap       -   Handle to the device independent bitmap (as the\n                        output buffer). Bitmap handles can be created by\n                        FPDFBitmap_Create().\n       page         -   Handle to the page, as returned by FPDF_LoadPage().\n       start_x      -   Left pixel position of the display area in the\n                        device coordinates.\n       start_y      -   Top pixel position of the display area in the device\n                        coordinates.\n       size_x       -   Horizontal size (in pixels) for displaying the page.\n       size_y       -   Vertical size (in pixels) for displaying the page.\n       rotate       -   Page orientation: 0 (normal), 1 (rotated 90 degrees\n                        clockwise), 2 (rotated 180 degrees), 3 (rotated 90\n                        degrees counter-clockwise).\n       flags        -   0 for normal display, or combination of flags\n                        defined above.\n Return Value:\n       None.\n Comments:\n       This function is designed to render annotations that are\n       user-interactive, which are widget annotations (for FormFields) and\n       popup annotations.\n       With the FPDF_ANNOT flag, this function will render a popup annotation\n       when users mouse-hover on a non-widget annotation. Regardless of\n       FPDF_ANNOT flag, this function will always render widget annotations\n       for FormFields.\n       In order to implement the FormFill functions, implementation should\n       call this function after rendering functions, such as\n       FPDF_RenderPageBitmap() or FPDF_RenderPageBitmap_Start(), have\n       finished rendering the page contents."]
3614    pub fn FPDF_FFLDraw(
3615        hHandle: FPDF_FORMHANDLE,
3616        bitmap: FPDF_BITMAP,
3617        page: FPDF_PAGE,
3618        start_x: ::std::os::raw::c_int,
3619        start_y: ::std::os::raw::c_int,
3620        size_x: ::std::os::raw::c_int,
3621        size_y: ::std::os::raw::c_int,
3622        rotate: ::std::os::raw::c_int,
3623        flags: ::std::os::raw::c_int,
3624    );
3625}
3626unsafe extern "C" {
3627    pub fn FPDF_FFLDrawSkia(
3628        hHandle: FPDF_FORMHANDLE,
3629        canvas: FPDF_SKIA_CANVAS,
3630        page: FPDF_PAGE,
3631        start_x: ::std::os::raw::c_int,
3632        start_y: ::std::os::raw::c_int,
3633        size_x: ::std::os::raw::c_int,
3634        size_y: ::std::os::raw::c_int,
3635        rotate: ::std::os::raw::c_int,
3636        flags: ::std::os::raw::c_int,
3637    );
3638}
3639unsafe extern "C" {
3640    #[doc = " Experimental API\n Function: FPDF_GetFormType\n           Returns the type of form contained in the PDF document.\n Parameters:\n           document - Handle to document.\n Return Value:\n           Integer value representing one of the FORMTYPE_ values.\n Comments:\n           If |document| is NULL, then the return value is FORMTYPE_NONE."]
3641    pub fn FPDF_GetFormType(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
3642}
3643unsafe extern "C" {
3644    #[doc = " Experimental API\n Function: FORM_SetIndexSelected\n           Selects/deselects the value at the given |index| of the focused\n           annotation.\n Parameters:\n           hHandle     -   Handle to the form fill module. Returned by\n                           FPDFDOC_InitFormFillEnvironment.\n           page        -   Handle to the page. Returned by FPDF_LoadPage\n           index       -   0-based index of value to be set as\n                           selected/unselected\n           selected    -   true to select, false to deselect\n Return Value:\n           TRUE if the operation succeeded.\n           FALSE if the operation failed or widget is not a supported type.\n Comments:\n           Intended for use with listbox/combobox widget types. Comboboxes\n           have at most a single value selected at a time which cannot be\n           deselected. Deselect on a combobox is a no-op that returns false.\n           Default implementation is a no-op that will return false for\n           other types.\n           Not currently supported for XFA forms - will return false."]
3645    pub fn FORM_SetIndexSelected(
3646        hHandle: FPDF_FORMHANDLE,
3647        page: FPDF_PAGE,
3648        index: ::std::os::raw::c_int,
3649        selected: FPDF_BOOL,
3650    ) -> FPDF_BOOL;
3651}
3652unsafe extern "C" {
3653    #[doc = " Experimental API\n Function: FORM_IsIndexSelected\n           Returns whether or not the value at |index| of the focused\n           annotation is currently selected.\n Parameters:\n           hHandle     -   Handle to the form fill module. Returned by\n                           FPDFDOC_InitFormFillEnvironment.\n           page        -   Handle to the page. Returned by FPDF_LoadPage\n           index       -   0-based Index of value to check\n Return Value:\n           TRUE if value at |index| is currently selected.\n           FALSE if value at |index| is not selected or widget is not a\n           supported type.\n Comments:\n           Intended for use with listbox/combobox widget types. Default\n           implementation is a no-op that will return false for other types.\n           Not currently supported for XFA forms - will return false."]
3654    pub fn FORM_IsIndexSelected(
3655        hHandle: FPDF_FORMHANDLE,
3656        page: FPDF_PAGE,
3657        index: ::std::os::raw::c_int,
3658    ) -> FPDF_BOOL;
3659}
3660unsafe extern "C" {
3661    #[doc = " Function: FPDF_LoadXFA\n          If the document consists of XFA fields, call this method to\n          attempt to load XFA fields.\n Parameters:\n          document     -   Handle to document from FPDF_LoadDocument().\n Return Value:\n          TRUE upon success, otherwise FALSE. If XFA support is not built\n          into PDFium, performs no action and always returns FALSE."]
3662    pub fn FPDF_LoadXFA(document: FPDF_DOCUMENT) -> FPDF_BOOL;
3663}
3664unsafe extern "C" {
3665    #[doc = " Experimental API.\n Get the number of embedded files in |document|.\n\n   document - handle to a document.\n\n Returns the number of embedded files in |document|."]
3666    pub fn FPDFDoc_GetAttachmentCount(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
3667}
3668unsafe extern "C" {
3669    #[doc = " Experimental API.\n Add an embedded file with |name| in |document|. If |name| is empty, or if\n |name| is the name of a existing embedded file in |document|, or if\n |document|'s embedded file name tree is too deep (i.e. |document| has too\n many embedded files already), then a new attachment will not be added.\n\n   document - handle to a document.\n   name     - name of the new attachment.\n\n Returns a handle to the new attachment object, or NULL on failure."]
3670    pub fn FPDFDoc_AddAttachment(document: FPDF_DOCUMENT, name: FPDF_WIDESTRING)
3671    -> FPDF_ATTACHMENT;
3672}
3673unsafe extern "C" {
3674    #[doc = " Experimental API.\n Get the embedded attachment at |index| in |document|. Note that the returned\n attachment handle is only valid while |document| is open.\n\n   document - handle to a document.\n   index    - the index of the requested embedded file.\n\n Returns the handle to the attachment object, or NULL on failure."]
3675    pub fn FPDFDoc_GetAttachment(
3676        document: FPDF_DOCUMENT,
3677        index: ::std::os::raw::c_int,
3678    ) -> FPDF_ATTACHMENT;
3679}
3680unsafe extern "C" {
3681    #[doc = " Experimental API.\n Delete the embedded attachment at |index| in |document|. Note that this does\n not remove the attachment data from the PDF file; it simply removes the\n file's entry in the embedded files name tree so that it does not appear in\n the attachment list. This behavior may change in the future.\n\n   document - handle to a document.\n   index    - the index of the embedded file to be deleted.\n\n Returns true if successful."]
3682    pub fn FPDFDoc_DeleteAttachment(
3683        document: FPDF_DOCUMENT,
3684        index: ::std::os::raw::c_int,
3685    ) -> FPDF_BOOL;
3686}
3687unsafe extern "C" {
3688    #[doc = " Experimental API.\n Get the name of the |attachment| file. |buffer| is only modified if |buflen|\n is longer than the length of the file name. On errors, |buffer| is unmodified\n and the returned length is 0.\n\n   attachment - handle to an attachment.\n   buffer     - buffer for holding the file name, encoded in UTF-16LE.\n   buflen     - length of the buffer in bytes.\n\n Returns the length of the file name in bytes."]
3689    pub fn FPDFAttachment_GetName(
3690        attachment: FPDF_ATTACHMENT,
3691        buffer: *mut FPDF_WCHAR,
3692        buflen: ::std::os::raw::c_ulong,
3693    ) -> ::std::os::raw::c_ulong;
3694}
3695unsafe extern "C" {
3696    #[doc = " Experimental API.\n Check if the params dictionary of |attachment| has |key| as a key.\n\n   attachment - handle to an attachment.\n   key        - the key to look for, encoded in UTF-8.\n\n Returns true if |key| exists."]
3697    pub fn FPDFAttachment_HasKey(attachment: FPDF_ATTACHMENT, key: FPDF_BYTESTRING) -> FPDF_BOOL;
3698}
3699unsafe extern "C" {
3700    #[doc = " Experimental API.\n Get the type of the value corresponding to |key| in the params dictionary of\n the embedded |attachment|.\n\n   attachment - handle to an attachment.\n   key        - the key to look for, encoded in UTF-8.\n\n Returns the type of the dictionary value."]
3701    pub fn FPDFAttachment_GetValueType(
3702        attachment: FPDF_ATTACHMENT,
3703        key: FPDF_BYTESTRING,
3704    ) -> FPDF_OBJECT_TYPE;
3705}
3706unsafe extern "C" {
3707    #[doc = " Experimental API.\n Set the string value corresponding to |key| in the params dictionary of the\n embedded file |attachment|, overwriting the existing value if any. The value\n type should be FPDF_OBJECT_STRING after this function call succeeds.\n\n   attachment - handle to an attachment.\n   key        - the key to the dictionary entry, encoded in UTF-8.\n   value      - the string value to be set, encoded in UTF-16LE.\n\n Returns true if successful."]
3708    pub fn FPDFAttachment_SetStringValue(
3709        attachment: FPDF_ATTACHMENT,
3710        key: FPDF_BYTESTRING,
3711        value: FPDF_WIDESTRING,
3712    ) -> FPDF_BOOL;
3713}
3714unsafe extern "C" {
3715    #[doc = " Experimental API.\n Get the string value corresponding to |key| in the params dictionary of the\n embedded file |attachment|. |buffer| is only modified if |buflen| is longer\n than the length of the string value. Note that if |key| does not exist in the\n dictionary or if |key|'s corresponding value in the dictionary is not a\n string (i.e. the value is not of type FPDF_OBJECT_STRING or\n FPDF_OBJECT_NAME), then an empty string would be copied to |buffer| and the\n return value would be 2. On other errors, nothing would be added to |buffer|\n and the return value would be 0.\n\n   attachment - handle to an attachment.\n   key        - the key to the requested string value, encoded in UTF-8.\n   buffer     - buffer for holding the string value encoded in UTF-16LE.\n   buflen     - length of the buffer in bytes.\n\n Returns the length of the dictionary value string in bytes."]
3716    pub fn FPDFAttachment_GetStringValue(
3717        attachment: FPDF_ATTACHMENT,
3718        key: FPDF_BYTESTRING,
3719        buffer: *mut FPDF_WCHAR,
3720        buflen: ::std::os::raw::c_ulong,
3721    ) -> ::std::os::raw::c_ulong;
3722}
3723unsafe extern "C" {
3724    #[doc = " Experimental API.\n Set the file data of |attachment|, overwriting the existing file data if any.\n The creation date and checksum will be updated, while all other dictionary\n entries will be deleted. Note that only contents with |len| smaller than\n INT_MAX is supported.\n\n   attachment - handle to an attachment.\n   contents   - buffer holding the file data to write to |attachment|.\n   len        - length of file data in bytes.\n\n Returns true if successful."]
3725    pub fn FPDFAttachment_SetFile(
3726        attachment: FPDF_ATTACHMENT,
3727        document: FPDF_DOCUMENT,
3728        contents: *const ::std::os::raw::c_void,
3729        len: ::std::os::raw::c_ulong,
3730    ) -> FPDF_BOOL;
3731}
3732unsafe extern "C" {
3733    #[doc = " Experimental API.\n Get the file data of |attachment|.\n When the attachment file data is readable, true is returned, and |out_buflen|\n is updated to indicate the file data size. |buffer| is only modified if\n |buflen| is non-null and long enough to contain the entire file data. Callers\n must check both the return value and the input |buflen| is no less than the\n returned |out_buflen| before using the data.\n\n Otherwise, when the attachment file data is unreadable or when |out_buflen|\n is null, false is returned and |buffer| and |out_buflen| remain unmodified.\n\n   attachment - handle to an attachment.\n   buffer     - buffer for holding the file data from |attachment|.\n   buflen     - length of the buffer in bytes.\n   out_buflen - pointer to the variable that will receive the minimum buffer\n                size to contain the file data of |attachment|.\n\n Returns true on success, false otherwise."]
3734    pub fn FPDFAttachment_GetFile(
3735        attachment: FPDF_ATTACHMENT,
3736        buffer: *mut ::std::os::raw::c_void,
3737        buflen: ::std::os::raw::c_ulong,
3738        out_buflen: *mut ::std::os::raw::c_ulong,
3739    ) -> FPDF_BOOL;
3740}
3741unsafe extern "C" {
3742    #[doc = " Experimental API.\n Get the MIME type (Subtype) of the embedded file |attachment|. |buffer| is\n only modified if |buflen| is longer than the length of the MIME type string.\n If the Subtype is not found or if there is no file stream, an empty string\n would be copied to |buffer| and the return value would be 2. On other errors,\n nothing would be added to |buffer| and the return value would be 0.\n\n   attachment - handle to an attachment.\n   buffer     - buffer for holding the MIME type string encoded in UTF-16LE.\n   buflen     - length of the buffer in bytes.\n\n Returns the length of the MIME type string in bytes."]
3743    pub fn FPDFAttachment_GetSubtype(
3744        attachment: FPDF_ATTACHMENT,
3745        buffer: *mut FPDF_WCHAR,
3746        buflen: ::std::os::raw::c_ulong,
3747    ) -> ::std::os::raw::c_ulong;
3748}
3749pub const FPDFANNOT_COLORTYPE_FPDFANNOT_COLORTYPE_Color: FPDFANNOT_COLORTYPE = 0;
3750pub const FPDFANNOT_COLORTYPE_FPDFANNOT_COLORTYPE_InteriorColor: FPDFANNOT_COLORTYPE = 1;
3751pub type FPDFANNOT_COLORTYPE = ::std::os::raw::c_uint;
3752unsafe extern "C" {
3753    #[doc = " Experimental API.\n Check if an annotation subtype is currently supported for creation.\n Currently supported subtypes:\n    - circle\n    - fileattachment\n    - freetext\n    - highlight\n    - ink\n    - link\n    - popup\n    - square,\n    - squiggly\n    - stamp\n    - strikeout\n    - text\n    - underline\n\n   subtype   - the subtype to be checked.\n\n Returns true if this subtype supported."]
3754    pub fn FPDFAnnot_IsSupportedSubtype(subtype: FPDF_ANNOTATION_SUBTYPE) -> FPDF_BOOL;
3755}
3756unsafe extern "C" {
3757    #[doc = " Experimental API.\n Create an annotation in |page| of the subtype |subtype|. If the specified\n subtype is illegal or unsupported, then a new annotation will not be created.\n Must call FPDFPage_CloseAnnot() when the annotation returned by this\n function is no longer needed.\n\n   page      - handle to a page.\n   subtype   - the subtype of the new annotation.\n\n Returns a handle to the new annotation object, or NULL on failure."]
3758    pub fn FPDFPage_CreateAnnot(
3759        page: FPDF_PAGE,
3760        subtype: FPDF_ANNOTATION_SUBTYPE,
3761    ) -> FPDF_ANNOTATION;
3762}
3763unsafe extern "C" {
3764    #[doc = " Experimental API.\n Get the number of annotations in |page|.\n\n   page   - handle to a page.\n\n Returns the number of annotations in |page|."]
3765    pub fn FPDFPage_GetAnnotCount(page: FPDF_PAGE) -> ::std::os::raw::c_int;
3766}
3767unsafe extern "C" {
3768    #[doc = " Experimental API.\n Get annotation in |page| at |index|. Must call FPDFPage_CloseAnnot() when the\n annotation returned by this function is no longer needed.\n\n   page  - handle to a page.\n   index - the index of the annotation.\n\n Returns a handle to the annotation object, or NULL on failure."]
3769    pub fn FPDFPage_GetAnnot(page: FPDF_PAGE, index: ::std::os::raw::c_int) -> FPDF_ANNOTATION;
3770}
3771unsafe extern "C" {
3772    #[doc = " Experimental API.\n Get the index of |annot| in |page|. This is the opposite of\n FPDFPage_GetAnnot().\n\n   page  - handle to the page that the annotation is on.\n   annot - handle to an annotation.\n\n Returns the index of |annot|, or -1 on failure."]
3773    pub fn FPDFPage_GetAnnotIndex(page: FPDF_PAGE, annot: FPDF_ANNOTATION)
3774    -> ::std::os::raw::c_int;
3775}
3776unsafe extern "C" {
3777    #[doc = " Experimental API.\n Close an annotation. Must be called when the annotation returned by\n FPDFPage_CreateAnnot() or FPDFPage_GetAnnot() is no longer needed. This\n function does not remove the annotation from the document.\n\n   annot  - handle to an annotation."]
3778    pub fn FPDFPage_CloseAnnot(annot: FPDF_ANNOTATION);
3779}
3780unsafe extern "C" {
3781    #[doc = " Experimental API.\n Remove the annotation in |page| at |index|.\n\n   page  - handle to a page.\n   index - the index of the annotation.\n\n Returns true if successful."]
3782    pub fn FPDFPage_RemoveAnnot(page: FPDF_PAGE, index: ::std::os::raw::c_int) -> FPDF_BOOL;
3783}
3784unsafe extern "C" {
3785    #[doc = " Experimental API.\n Get the subtype of an annotation.\n\n   annot  - handle to an annotation.\n\n Returns the annotation subtype."]
3786    pub fn FPDFAnnot_GetSubtype(annot: FPDF_ANNOTATION) -> FPDF_ANNOTATION_SUBTYPE;
3787}
3788unsafe extern "C" {
3789    #[doc = " Experimental API.\n Check if an annotation subtype is currently supported for object extraction,\n update, and removal.\n Currently supported subtypes: ink and stamp.\n\n   subtype   - the subtype to be checked.\n\n Returns true if this subtype supported."]
3790    pub fn FPDFAnnot_IsObjectSupportedSubtype(subtype: FPDF_ANNOTATION_SUBTYPE) -> FPDF_BOOL;
3791}
3792unsafe extern "C" {
3793    #[doc = " Experimental API.\n Update |obj| in |annot|. |obj| must be in |annot| already and must have\n been retrieved by FPDFAnnot_GetObject(). Currently, only ink and stamp\n annotations are supported by this API. Also note that only path, image, and\n text objects have APIs for modification; see FPDFPath_*(), FPDFText_*(), and\n FPDFImageObj_*().\n\n   annot  - handle to an annotation.\n   obj    - handle to the object that |annot| needs to update.\n\n Return true if successful."]
3794    pub fn FPDFAnnot_UpdateObject(annot: FPDF_ANNOTATION, obj: FPDF_PAGEOBJECT) -> FPDF_BOOL;
3795}
3796unsafe extern "C" {
3797    #[doc = " Experimental API.\n Add a new InkStroke, represented by an array of points, to the InkList of\n |annot|. The API creates an InkList if one doesn't already exist in |annot|.\n This API works only for ink annotations. Please refer to ISO 32000-1:2008\n spec, section 12.5.6.13.\n\n   annot       - handle to an annotation.\n   points      - pointer to a FS_POINTF array representing input points.\n   point_count - number of elements in |points| array. This should not exceed\n                 the maximum value that can be represented by an int32_t).\n\n Returns the 0-based index at which the new InkStroke is added in the InkList\n of the |annot|. Returns -1 on failure."]
3798    pub fn FPDFAnnot_AddInkStroke(
3799        annot: FPDF_ANNOTATION,
3800        points: *const FS_POINTF,
3801        point_count: usize,
3802    ) -> ::std::os::raw::c_int;
3803}
3804unsafe extern "C" {
3805    #[doc = " Experimental API.\n Removes an InkList in |annot|.\n This API works only for ink annotations.\n\n   annot  - handle to an annotation.\n\n Return true on successful removal of /InkList entry from context of the\n non-null ink |annot|. Returns false on failure."]
3806    pub fn FPDFAnnot_RemoveInkList(annot: FPDF_ANNOTATION) -> FPDF_BOOL;
3807}
3808unsafe extern "C" {
3809    #[doc = " Experimental API.\n Add |obj| to |annot|. |obj| must have been created by\n FPDFPageObj_CreateNew{Path|Rect}() or FPDFPageObj_New{Text|Image}Obj(), and\n will be owned by |annot|. Note that an |obj| cannot belong to more than one\n |annot|. Currently, only ink and stamp annotations are supported by this API.\n Also note that only path, image, and text objects have APIs for creation.\n\n   annot  - handle to an annotation.\n   obj    - handle to the object that is to be added to |annot|.\n\n Return true if successful."]
3810    pub fn FPDFAnnot_AppendObject(annot: FPDF_ANNOTATION, obj: FPDF_PAGEOBJECT) -> FPDF_BOOL;
3811}
3812unsafe extern "C" {
3813    #[doc = " Experimental API.\n Get the total number of objects in |annot|, including path objects, text\n objects, external objects, image objects, and shading objects.\n\n   annot  - handle to an annotation.\n\n Returns the number of objects in |annot|."]
3814    pub fn FPDFAnnot_GetObjectCount(annot: FPDF_ANNOTATION) -> ::std::os::raw::c_int;
3815}
3816unsafe extern "C" {
3817    #[doc = " Experimental API.\n Get the object in |annot| at |index|.\n\n   annot  - handle to an annotation.\n   index  - the index of the object.\n\n Return a handle to the object, or NULL on failure."]
3818    pub fn FPDFAnnot_GetObject(
3819        annot: FPDF_ANNOTATION,
3820        index: ::std::os::raw::c_int,
3821    ) -> FPDF_PAGEOBJECT;
3822}
3823unsafe extern "C" {
3824    #[doc = " Experimental API.\n Remove the object in |annot| at |index|.\n\n   annot  - handle to an annotation.\n   index  - the index of the object to be removed.\n\n Return true if successful."]
3825    pub fn FPDFAnnot_RemoveObject(
3826        annot: FPDF_ANNOTATION,
3827        index: ::std::os::raw::c_int,
3828    ) -> FPDF_BOOL;
3829}
3830unsafe extern "C" {
3831    #[doc = " Experimental API.\n Set the color of an annotation. Fails when called on annotations with\n appearance streams already defined; instead use\n FPDFPageObj_Set{Stroke|Fill}Color().\n\n   annot    - handle to an annotation.\n   type     - type of the color to be set.\n   R, G, B  - buffer to hold the RGB value of the color. Ranges from 0 to 255.\n   A        - buffer to hold the opacity. Ranges from 0 to 255.\n\n Returns true if successful."]
3832    pub fn FPDFAnnot_SetColor(
3833        annot: FPDF_ANNOTATION,
3834        type_: FPDFANNOT_COLORTYPE,
3835        R: ::std::os::raw::c_uint,
3836        G: ::std::os::raw::c_uint,
3837        B: ::std::os::raw::c_uint,
3838        A: ::std::os::raw::c_uint,
3839    ) -> FPDF_BOOL;
3840}
3841unsafe extern "C" {
3842    #[doc = " Experimental API.\n Get the color of an annotation. If no color is specified, default to yellow\n for highlight annotation, black for all else. Fails when called on\n annotations with appearance streams already defined; instead use\n FPDFPageObj_Get{Stroke|Fill}Color().\n\n   annot    - handle to an annotation.\n   type     - type of the color requested.\n   R, G, B  - buffer to hold the RGB value of the color. Ranges from 0 to 255.\n   A        - buffer to hold the opacity. Ranges from 0 to 255.\n\n Returns true if successful."]
3843    pub fn FPDFAnnot_GetColor(
3844        annot: FPDF_ANNOTATION,
3845        type_: FPDFANNOT_COLORTYPE,
3846        R: *mut ::std::os::raw::c_uint,
3847        G: *mut ::std::os::raw::c_uint,
3848        B: *mut ::std::os::raw::c_uint,
3849        A: *mut ::std::os::raw::c_uint,
3850    ) -> FPDF_BOOL;
3851}
3852unsafe extern "C" {
3853    #[doc = " Experimental API.\n Check if the annotation is of a type that has attachment points\n (i.e. quadpoints). Quadpoints are the vertices of the rectangle that\n encompasses the texts affected by the annotation. They provide the\n coordinates in the page where the annotation is attached. Only text markup\n annotations (i.e. highlight, strikeout, squiggly, and underline) and link\n annotations have quadpoints.\n\n   annot  - handle to an annotation.\n\n Returns true if the annotation is of a type that has quadpoints, false\n otherwise."]
3854    pub fn FPDFAnnot_HasAttachmentPoints(annot: FPDF_ANNOTATION) -> FPDF_BOOL;
3855}
3856unsafe extern "C" {
3857    #[doc = " Experimental API.\n Replace the attachment points (i.e. quadpoints) set of an annotation at\n |quad_index|. This index needs to be within the result of\n FPDFAnnot_CountAttachmentPoints().\n If the annotation's appearance stream is defined and this annotation is of a\n type with quadpoints, then update the bounding box too if the new quadpoints\n define a bigger one.\n\n   annot       - handle to an annotation.\n   quad_index  - index of the set of quadpoints.\n   quad_points - the quadpoints to be set.\n\n Returns true if successful."]
3858    pub fn FPDFAnnot_SetAttachmentPoints(
3859        annot: FPDF_ANNOTATION,
3860        quad_index: usize,
3861        quad_points: *const FS_QUADPOINTSF,
3862    ) -> FPDF_BOOL;
3863}
3864unsafe extern "C" {
3865    #[doc = " Experimental API.\n Append to the list of attachment points (i.e. quadpoints) of an annotation.\n If the annotation's appearance stream is defined and this annotation is of a\n type with quadpoints, then update the bounding box too if the new quadpoints\n define a bigger one.\n\n   annot       - handle to an annotation.\n   quad_points - the quadpoints to be set.\n\n Returns true if successful."]
3866    pub fn FPDFAnnot_AppendAttachmentPoints(
3867        annot: FPDF_ANNOTATION,
3868        quad_points: *const FS_QUADPOINTSF,
3869    ) -> FPDF_BOOL;
3870}
3871unsafe extern "C" {
3872    #[doc = " Experimental API.\n Get the number of sets of quadpoints of an annotation.\n\n   annot  - handle to an annotation.\n\n Returns the number of sets of quadpoints, or 0 on failure."]
3873    pub fn FPDFAnnot_CountAttachmentPoints(annot: FPDF_ANNOTATION) -> usize;
3874}
3875unsafe extern "C" {
3876    #[doc = " Experimental API.\n Get the attachment points (i.e. quadpoints) of an annotation.\n\n   annot       - handle to an annotation.\n   quad_index  - index of the set of quadpoints.\n   quad_points - receives the quadpoints; must not be NULL.\n\n Returns true if successful."]
3877    pub fn FPDFAnnot_GetAttachmentPoints(
3878        annot: FPDF_ANNOTATION,
3879        quad_index: usize,
3880        quad_points: *mut FS_QUADPOINTSF,
3881    ) -> FPDF_BOOL;
3882}
3883unsafe extern "C" {
3884    #[doc = " Experimental API.\n Set the annotation rectangle defining the location of the annotation. If the\n annotation's appearance stream is defined and this annotation is of a type\n without quadpoints, then update the bounding box too if the new rectangle\n defines a bigger one.\n\n   annot  - handle to an annotation.\n   rect   - the annotation rectangle to be set.\n\n Returns true if successful."]
3885    pub fn FPDFAnnot_SetRect(annot: FPDF_ANNOTATION, rect: *const FS_RECTF) -> FPDF_BOOL;
3886}
3887unsafe extern "C" {
3888    #[doc = " Experimental API.\n Get the annotation rectangle defining the location of the annotation.\n\n   annot  - handle to an annotation.\n   rect   - receives the rectangle; must not be NULL.\n\n Returns true if successful."]
3889    pub fn FPDFAnnot_GetRect(annot: FPDF_ANNOTATION, rect: *mut FS_RECTF) -> FPDF_BOOL;
3890}
3891unsafe extern "C" {
3892    #[doc = " Experimental API.\n Get the vertices of a polygon or polyline annotation. |buffer| is an array of\n points of the annotation. If |length| is less than the returned length, or\n |annot| or |buffer| is NULL, |buffer| will not be modified.\n\n   annot  - handle to an annotation, as returned by e.g. FPDFPage_GetAnnot()\n   buffer - buffer for holding the points.\n   length - length of the buffer in points.\n\n Returns the number of points if the annotation is of type polygon or\n polyline, 0 otherwise."]
3893    pub fn FPDFAnnot_GetVertices(
3894        annot: FPDF_ANNOTATION,
3895        buffer: *mut FS_POINTF,
3896        length: ::std::os::raw::c_ulong,
3897    ) -> ::std::os::raw::c_ulong;
3898}
3899unsafe extern "C" {
3900    #[doc = " Experimental API.\n Get the number of paths in the ink list of an ink annotation.\n\n   annot  - handle to an annotation, as returned by e.g. FPDFPage_GetAnnot()\n\n Returns the number of paths in the ink list if the annotation is of type ink,\n 0 otherwise."]
3901    pub fn FPDFAnnot_GetInkListCount(annot: FPDF_ANNOTATION) -> ::std::os::raw::c_ulong;
3902}
3903unsafe extern "C" {
3904    #[doc = " Experimental API.\n Get a path in the ink list of an ink annotation. |buffer| is an array of\n points of the path. If |length| is less than the returned length, or |annot|\n or |buffer| is NULL, |buffer| will not be modified.\n\n   annot  - handle to an annotation, as returned by e.g. FPDFPage_GetAnnot()\n   path_index - index of the path\n   buffer - buffer for holding the points.\n   length - length of the buffer in points.\n\n Returns the number of points of the path if the annotation is of type ink, 0\n otherwise."]
3905    pub fn FPDFAnnot_GetInkListPath(
3906        annot: FPDF_ANNOTATION,
3907        path_index: ::std::os::raw::c_ulong,
3908        buffer: *mut FS_POINTF,
3909        length: ::std::os::raw::c_ulong,
3910    ) -> ::std::os::raw::c_ulong;
3911}
3912unsafe extern "C" {
3913    #[doc = " Experimental API.\n Get the starting and ending coordinates of a line annotation.\n\n   annot  - handle to an annotation, as returned by e.g. FPDFPage_GetAnnot()\n   start - starting point\n   end - ending point\n\n Returns true if the annotation is of type line, |start| and |end| are not\n NULL, false otherwise."]
3914    pub fn FPDFAnnot_GetLine(
3915        annot: FPDF_ANNOTATION,
3916        start: *mut FS_POINTF,
3917        end: *mut FS_POINTF,
3918    ) -> FPDF_BOOL;
3919}
3920unsafe extern "C" {
3921    #[doc = " Experimental API.\n Set the characteristics of the annotation's border (rounded rectangle).\n\n   annot              - handle to an annotation\n   horizontal_radius  - horizontal corner radius, in default user space units\n   vertical_radius    - vertical corner radius, in default user space units\n   border_width       - border width, in default user space units\n\n Returns true if setting the border for |annot| succeeds, false otherwise.\n\n If |annot| contains an appearance stream that overrides the border values,\n then the appearance stream will be removed on success."]
3922    pub fn FPDFAnnot_SetBorder(
3923        annot: FPDF_ANNOTATION,
3924        horizontal_radius: f32,
3925        vertical_radius: f32,
3926        border_width: f32,
3927    ) -> FPDF_BOOL;
3928}
3929unsafe extern "C" {
3930    #[doc = " Experimental API.\n Get the characteristics of the annotation's border (rounded rectangle).\n\n   annot              - handle to an annotation\n   horizontal_radius  - horizontal corner radius, in default user space units\n   vertical_radius    - vertical corner radius, in default user space units\n   border_width       - border width, in default user space units\n\n Returns true if |horizontal_radius|, |vertical_radius| and |border_width| are\n not NULL, false otherwise."]
3931    pub fn FPDFAnnot_GetBorder(
3932        annot: FPDF_ANNOTATION,
3933        horizontal_radius: *mut f32,
3934        vertical_radius: *mut f32,
3935        border_width: *mut f32,
3936    ) -> FPDF_BOOL;
3937}
3938unsafe extern "C" {
3939    #[doc = " Experimental API.\n Get the JavaScript of an event of the annotation's additional actions.\n |buffer| is only modified if |buflen| is large enough to hold the whole\n JavaScript string. If |buflen| is smaller, the total size of the JavaScript\n is still returned, but nothing is copied.  If there is no JavaScript for\n |event| in |annot|, an empty string is written to |buf| and 2 is returned,\n denoting the size of the null terminator in the buffer.  On other errors,\n nothing is written to |buffer| and 0 is returned.\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n    event       -   event type, one of the FPDF_ANNOT_AACTION_* values.\n    buffer      -   buffer for holding the value string, encoded in UTF-16LE.\n    buflen      -   length of the buffer in bytes.\n\n Returns the length of the string value in bytes, including the 2-byte\n null terminator."]
3940    pub fn FPDFAnnot_GetFormAdditionalActionJavaScript(
3941        hHandle: FPDF_FORMHANDLE,
3942        annot: FPDF_ANNOTATION,
3943        event: ::std::os::raw::c_int,
3944        buffer: *mut FPDF_WCHAR,
3945        buflen: ::std::os::raw::c_ulong,
3946    ) -> ::std::os::raw::c_ulong;
3947}
3948unsafe extern "C" {
3949    #[doc = " Experimental API.\n Check if |annot|'s dictionary has |key| as a key.\n\n   annot  - handle to an annotation.\n   key    - the key to look for, encoded in UTF-8.\n\n Returns true if |key| exists."]
3950    pub fn FPDFAnnot_HasKey(annot: FPDF_ANNOTATION, key: FPDF_BYTESTRING) -> FPDF_BOOL;
3951}
3952unsafe extern "C" {
3953    #[doc = " Experimental API.\n Get the type of the value corresponding to |key| in |annot|'s dictionary.\n\n   annot  - handle to an annotation.\n   key    - the key to look for, encoded in UTF-8.\n\n Returns the type of the dictionary value."]
3954    pub fn FPDFAnnot_GetValueType(annot: FPDF_ANNOTATION, key: FPDF_BYTESTRING)
3955    -> FPDF_OBJECT_TYPE;
3956}
3957unsafe extern "C" {
3958    #[doc = " Experimental API.\n Set the string value corresponding to |key| in |annot|'s dictionary,\n overwriting the existing value if any. The value type would be\n FPDF_OBJECT_STRING after this function call succeeds.\n\n   annot  - handle to an annotation.\n   key    - the key to the dictionary entry to be set, encoded in UTF-8.\n   value  - the string value to be set, encoded in UTF-16LE.\n\n Returns true if successful."]
3959    pub fn FPDFAnnot_SetStringValue(
3960        annot: FPDF_ANNOTATION,
3961        key: FPDF_BYTESTRING,
3962        value: FPDF_WIDESTRING,
3963    ) -> FPDF_BOOL;
3964}
3965unsafe extern "C" {
3966    #[doc = " Experimental API.\n Get the string value corresponding to |key| in |annot|'s dictionary. |buffer|\n is only modified if |buflen| is longer than the length of contents. Note that\n if |key| does not exist in the dictionary or if |key|'s corresponding value\n in the dictionary is not a string (i.e. the value is not of type\n FPDF_OBJECT_STRING or FPDF_OBJECT_NAME), then an empty string would be copied\n to |buffer| and the return value would be 2. On other errors, nothing would\n be added to |buffer| and the return value would be 0.\n\n   annot  - handle to an annotation.\n   key    - the key to the requested dictionary entry, encoded in UTF-8.\n   buffer - buffer for holding the value string, encoded in UTF-16LE.\n   buflen - length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
3967    pub fn FPDFAnnot_GetStringValue(
3968        annot: FPDF_ANNOTATION,
3969        key: FPDF_BYTESTRING,
3970        buffer: *mut FPDF_WCHAR,
3971        buflen: ::std::os::raw::c_ulong,
3972    ) -> ::std::os::raw::c_ulong;
3973}
3974unsafe extern "C" {
3975    #[doc = " Experimental API.\n Get the float value corresponding to |key| in |annot|'s dictionary. Writes\n value to |value| and returns True if |key| exists in the dictionary and\n |key|'s corresponding value is a number (FPDF_OBJECT_NUMBER), False\n otherwise.\n\n   annot  - handle to an annotation.\n   key    - the key to the requested dictionary entry, encoded in UTF-8.\n   value  - receives the value, must not be NULL.\n\n Returns True if value found, False otherwise."]
3976    pub fn FPDFAnnot_GetNumberValue(
3977        annot: FPDF_ANNOTATION,
3978        key: FPDF_BYTESTRING,
3979        value: *mut f32,
3980    ) -> FPDF_BOOL;
3981}
3982unsafe extern "C" {
3983    #[doc = " Experimental API.\n Set the AP (appearance string) in |annot|'s dictionary for a given\n |appearanceMode|.\n\n   annot          - handle to an annotation.\n   appearanceMode - the appearance mode (normal, rollover or down) for which\n                    to get the AP.\n   value          - the string value to be set, encoded in UTF-16LE. If\n                    nullptr is passed, the AP is cleared for that mode. If the\n                    mode is Normal, APs for all modes are cleared.\n\n Returns true if successful."]
3984    pub fn FPDFAnnot_SetAP(
3985        annot: FPDF_ANNOTATION,
3986        appearanceMode: FPDF_ANNOT_APPEARANCEMODE,
3987        value: FPDF_WIDESTRING,
3988    ) -> FPDF_BOOL;
3989}
3990unsafe extern "C" {
3991    #[doc = " Experimental API.\n Get the AP (appearance string) from |annot|'s dictionary for a given\n |appearanceMode|.\n |buffer| is only modified if |buflen| is large enough to hold the whole AP\n string. If |buflen| is smaller, the total size of the AP is still returned,\n but nothing is copied.\n If there is no appearance stream for |annot| in |appearanceMode|, an empty\n string is written to |buf| and 2 is returned.\n On other errors, nothing is written to |buffer| and 0 is returned.\n\n   annot          - handle to an annotation.\n   appearanceMode - the appearance mode (normal, rollover or down) for which\n                    to get the AP.\n   buffer         - buffer for holding the value string, encoded in UTF-16LE.\n   buflen         - length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
3992    pub fn FPDFAnnot_GetAP(
3993        annot: FPDF_ANNOTATION,
3994        appearanceMode: FPDF_ANNOT_APPEARANCEMODE,
3995        buffer: *mut FPDF_WCHAR,
3996        buflen: ::std::os::raw::c_ulong,
3997    ) -> ::std::os::raw::c_ulong;
3998}
3999unsafe extern "C" {
4000    #[doc = " Experimental API.\n Get the annotation corresponding to |key| in |annot|'s dictionary. Common\n keys for linking annotations include \"IRT\" and \"Popup\". Must call\n FPDFPage_CloseAnnot() when the annotation returned by this function is no\n longer needed.\n\n   annot  - handle to an annotation.\n   key    - the key to the requested dictionary entry, encoded in UTF-8.\n\n Returns a handle to the linked annotation object, or NULL on failure."]
4001    pub fn FPDFAnnot_GetLinkedAnnot(
4002        annot: FPDF_ANNOTATION,
4003        key: FPDF_BYTESTRING,
4004    ) -> FPDF_ANNOTATION;
4005}
4006unsafe extern "C" {
4007    #[doc = " Experimental API.\n Get the annotation flags of |annot|.\n\n   annot    - handle to an annotation.\n\n Returns the annotation flags."]
4008    pub fn FPDFAnnot_GetFlags(annot: FPDF_ANNOTATION) -> ::std::os::raw::c_int;
4009}
4010unsafe extern "C" {
4011    #[doc = " Experimental API.\n Set the |annot|'s flags to be of the value |flags|.\n\n   annot      - handle to an annotation.\n   flags      - the flag values to be set.\n\n Returns true if successful."]
4012    pub fn FPDFAnnot_SetFlags(annot: FPDF_ANNOTATION, flags: ::std::os::raw::c_int) -> FPDF_BOOL;
4013}
4014unsafe extern "C" {
4015    #[doc = " Experimental API.\n Get the annotation flags of |annot|.\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n\n Returns the annotation flags specific to interactive forms."]
4016    pub fn FPDFAnnot_GetFormFieldFlags(
4017        handle: FPDF_FORMHANDLE,
4018        annot: FPDF_ANNOTATION,
4019    ) -> ::std::os::raw::c_int;
4020}
4021unsafe extern "C" {
4022    #[doc = " Experimental API.\n Sets the form field flags for an interactive form annotation.\n\n   handle       -   the handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n   annot        -   handle to an interactive form annotation.\n   flags        -   the form field flags to be set.\n\n Returns true if successful."]
4023    pub fn FPDFAnnot_SetFormFieldFlags(
4024        handle: FPDF_FORMHANDLE,
4025        annot: FPDF_ANNOTATION,
4026        flags: ::std::os::raw::c_int,
4027    ) -> FPDF_BOOL;
4028}
4029unsafe extern "C" {
4030    #[doc = " Experimental API.\n Retrieves an interactive form annotation whose rectangle contains a given\n point on a page. Must call FPDFPage_CloseAnnot() when the annotation returned\n is no longer needed.\n\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    page        -   handle to the page, returned by FPDF_LoadPage function.\n    point       -   position in PDF \"user space\".\n\n Returns the interactive form annotation whose rectangle contains the given\n coordinates on the page. If there is no such annotation, return NULL."]
4031    pub fn FPDFAnnot_GetFormFieldAtPoint(
4032        hHandle: FPDF_FORMHANDLE,
4033        page: FPDF_PAGE,
4034        point: *const FS_POINTF,
4035    ) -> FPDF_ANNOTATION;
4036}
4037unsafe extern "C" {
4038    #[doc = " Experimental API.\n Gets the name of |annot|, which is an interactive form annotation.\n |buffer| is only modified if |buflen| is longer than the length of contents.\n In case of error, nothing will be added to |buffer| and the return value will\n be 0. Note that return value of empty string is 2 for \"\\0\\0\".\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n    buffer      -   buffer for holding the name string, encoded in UTF-16LE.\n    buflen      -   length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
4039    pub fn FPDFAnnot_GetFormFieldName(
4040        hHandle: FPDF_FORMHANDLE,
4041        annot: FPDF_ANNOTATION,
4042        buffer: *mut FPDF_WCHAR,
4043        buflen: ::std::os::raw::c_ulong,
4044    ) -> ::std::os::raw::c_ulong;
4045}
4046unsafe extern "C" {
4047    #[doc = " Experimental API.\n Gets the alternate name of |annot|, which is an interactive form annotation.\n |buffer| is only modified if |buflen| is longer than the length of contents.\n In case of error, nothing will be added to |buffer| and the return value will\n be 0. Note that return value of empty string is 2 for \"\\0\\0\".\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n    buffer      -   buffer for holding the alternate name string, encoded in\n                    UTF-16LE.\n    buflen      -   length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
4048    pub fn FPDFAnnot_GetFormFieldAlternateName(
4049        hHandle: FPDF_FORMHANDLE,
4050        annot: FPDF_ANNOTATION,
4051        buffer: *mut FPDF_WCHAR,
4052        buflen: ::std::os::raw::c_ulong,
4053    ) -> ::std::os::raw::c_ulong;
4054}
4055unsafe extern "C" {
4056    #[doc = " Experimental API.\n Gets the form field type of |annot|, which is an interactive form annotation.\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n\n Returns the type of the form field (one of the FPDF_FORMFIELD_* values) on\n success. Returns -1 on error.\n See field types in fpdf_formfill.h."]
4057    pub fn FPDFAnnot_GetFormFieldType(
4058        hHandle: FPDF_FORMHANDLE,
4059        annot: FPDF_ANNOTATION,
4060    ) -> ::std::os::raw::c_int;
4061}
4062unsafe extern "C" {
4063    #[doc = " Experimental API.\n Gets the value of |annot|, which is an interactive form annotation.\n |buffer| is only modified if |buflen| is longer than the length of contents.\n In case of error, nothing will be added to |buffer| and the return value will\n be 0. Note that return value of empty string is 2 for \"\\0\\0\".\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n    buffer      -   buffer for holding the value string, encoded in UTF-16LE.\n    buflen      -   length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
4064    pub fn FPDFAnnot_GetFormFieldValue(
4065        hHandle: FPDF_FORMHANDLE,
4066        annot: FPDF_ANNOTATION,
4067        buffer: *mut FPDF_WCHAR,
4068        buflen: ::std::os::raw::c_ulong,
4069    ) -> ::std::os::raw::c_ulong;
4070}
4071unsafe extern "C" {
4072    #[doc = " Experimental API.\n Get the number of options in the |annot|'s \"Opt\" dictionary. Intended for\n use with listbox and combobox widget annotations.\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n\n Returns the number of options in \"Opt\" dictionary on success. Return value\n will be -1 if annotation does not have an \"Opt\" dictionary or other error."]
4073    pub fn FPDFAnnot_GetOptionCount(
4074        hHandle: FPDF_FORMHANDLE,
4075        annot: FPDF_ANNOTATION,
4076    ) -> ::std::os::raw::c_int;
4077}
4078unsafe extern "C" {
4079    #[doc = " Experimental API.\n Get the string value for the label of the option at |index| in |annot|'s\n \"Opt\" dictionary. Intended for use with listbox and combobox widget\n annotations. |buffer| is only modified if |buflen| is longer than the length\n of contents. If index is out of range or in case of other error, nothing\n will be added to |buffer| and the return value will be 0. Note that\n return value of empty string is 2 for \"\\0\\0\".\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n   index   - numeric index of the option in the \"Opt\" array\n   buffer  - buffer for holding the value string, encoded in UTF-16LE.\n   buflen  - length of the buffer in bytes.\n\n Returns the length of the string value in bytes.\n If |annot| does not have an \"Opt\" array, |index| is out of range or if any\n other error occurs, returns 0."]
4080    pub fn FPDFAnnot_GetOptionLabel(
4081        hHandle: FPDF_FORMHANDLE,
4082        annot: FPDF_ANNOTATION,
4083        index: ::std::os::raw::c_int,
4084        buffer: *mut FPDF_WCHAR,
4085        buflen: ::std::os::raw::c_ulong,
4086    ) -> ::std::os::raw::c_ulong;
4087}
4088unsafe extern "C" {
4089    #[doc = " Experimental API.\n Determine whether or not the option at |index| in |annot|'s \"Opt\" dictionary\n is selected. Intended for use with listbox and combobox widget annotations.\n\n   handle  - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n   index   - numeric index of the option in the \"Opt\" array.\n\n Returns true if the option at |index| in |annot|'s \"Opt\" dictionary is\n selected, false otherwise."]
4090    pub fn FPDFAnnot_IsOptionSelected(
4091        handle: FPDF_FORMHANDLE,
4092        annot: FPDF_ANNOTATION,
4093        index: ::std::os::raw::c_int,
4094    ) -> FPDF_BOOL;
4095}
4096unsafe extern "C" {
4097    #[doc = " Experimental API.\n Get the float value of the font size for an |annot| with variable text.\n If 0, the font is to be auto-sized: its size is computed as a function of\n the height of the annotation rectangle.\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n   value   - Required. Float which will be set to font size on success.\n\n Returns true if the font size was set in |value|, false on error or if\n |value| not provided."]
4098    pub fn FPDFAnnot_GetFontSize(
4099        hHandle: FPDF_FORMHANDLE,
4100        annot: FPDF_ANNOTATION,
4101        value: *mut f32,
4102    ) -> FPDF_BOOL;
4103}
4104unsafe extern "C" {
4105    #[doc = " Experimental API.\n Set the text color of an annotation.\n\n   handle   - handle to the form fill module, returned by\n              FPDFDOC_InitFormFillEnvironment.\n   annot    - handle to an annotation.\n   R        - the red component for the text color.\n   G        - the green component for the text color.\n   B        - the blue component for the text color.\n\n Returns true if successful.\n\n Currently supported subtypes: freetext.\n The range for the color components is 0 to 255."]
4106    pub fn FPDFAnnot_SetFontColor(
4107        handle: FPDF_FORMHANDLE,
4108        annot: FPDF_ANNOTATION,
4109        R: ::std::os::raw::c_uint,
4110        G: ::std::os::raw::c_uint,
4111        B: ::std::os::raw::c_uint,
4112    ) -> FPDF_BOOL;
4113}
4114unsafe extern "C" {
4115    #[doc = " Experimental API.\n Get the RGB value of the font color for an |annot| with variable text.\n\n   hHandle  - handle to the form fill module, returned by\n              FPDFDOC_InitFormFillEnvironment.\n   annot    - handle to an annotation.\n   R, G, B  - buffer to hold the RGB value of the color. Ranges from 0 to 255.\n\n Returns true if the font color was set, false on error or if the font\n color was not provided."]
4116    pub fn FPDFAnnot_GetFontColor(
4117        hHandle: FPDF_FORMHANDLE,
4118        annot: FPDF_ANNOTATION,
4119        R: *mut ::std::os::raw::c_uint,
4120        G: *mut ::std::os::raw::c_uint,
4121        B: *mut ::std::os::raw::c_uint,
4122    ) -> FPDF_BOOL;
4123}
4124unsafe extern "C" {
4125    #[doc = " Experimental API.\n Determine if |annot| is a form widget that is checked. Intended for use with\n checkbox and radio button widgets.\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n\n Returns true if |annot| is a form widget and is checked, false otherwise."]
4126    pub fn FPDFAnnot_IsChecked(hHandle: FPDF_FORMHANDLE, annot: FPDF_ANNOTATION) -> FPDF_BOOL;
4127}
4128unsafe extern "C" {
4129    #[doc = " Experimental API.\n Set the list of focusable annotation subtypes. Annotations of subtype\n FPDF_ANNOT_WIDGET are by default focusable. New subtypes set using this API\n will override the existing subtypes.\n\n   hHandle  - handle to the form fill module, returned by\n              FPDFDOC_InitFormFillEnvironment.\n   subtypes - list of annotation subtype which can be tabbed over.\n   count    - total number of annotation subtype in list.\n Returns true if list of annotation subtype is set successfully, false\n otherwise."]
4130    pub fn FPDFAnnot_SetFocusableSubtypes(
4131        hHandle: FPDF_FORMHANDLE,
4132        subtypes: *const FPDF_ANNOTATION_SUBTYPE,
4133        count: usize,
4134    ) -> FPDF_BOOL;
4135}
4136unsafe extern "C" {
4137    #[doc = " Experimental API.\n Get the count of focusable annotation subtypes as set by host\n for a |hHandle|.\n\n   hHandle  - handle to the form fill module, returned by\n              FPDFDOC_InitFormFillEnvironment.\n Returns the count of focusable annotation subtypes or -1 on error.\n Note : Annotations of type FPDF_ANNOT_WIDGET are by default focusable."]
4138    pub fn FPDFAnnot_GetFocusableSubtypesCount(hHandle: FPDF_FORMHANDLE) -> ::std::os::raw::c_int;
4139}
4140unsafe extern "C" {
4141    #[doc = " Experimental API.\n Get the list of focusable annotation subtype as set by host.\n\n   hHandle  - handle to the form fill module, returned by\n              FPDFDOC_InitFormFillEnvironment.\n   subtypes - receives the list of annotation subtype which can be tabbed\n              over. Caller must have allocated |subtypes| more than or\n              equal to the count obtained from\n              FPDFAnnot_GetFocusableSubtypesCount() API.\n   count    - size of |subtypes|.\n Returns true on success and set list of annotation subtype to |subtypes|,\n false otherwise.\n Note : Annotations of type FPDF_ANNOT_WIDGET are by default focusable."]
4142    pub fn FPDFAnnot_GetFocusableSubtypes(
4143        hHandle: FPDF_FORMHANDLE,
4144        subtypes: *mut FPDF_ANNOTATION_SUBTYPE,
4145        count: usize,
4146    ) -> FPDF_BOOL;
4147}
4148unsafe extern "C" {
4149    #[doc = " Experimental API.\n Gets FPDF_LINK object for |annot|. Intended to use for link annotations.\n\n   annot   - handle to an annotation.\n\n Returns FPDF_LINK from the FPDF_ANNOTATION and NULL on failure,\n if the input annot is NULL or input annot's subtype is not link."]
4150    pub fn FPDFAnnot_GetLink(annot: FPDF_ANNOTATION) -> FPDF_LINK;
4151}
4152unsafe extern "C" {
4153    #[doc = " Experimental API.\n Gets the count of annotations in the |annot|'s control group.\n A group of interactive form annotations is collectively called a form\n control group. Here, |annot|, an interactive form annotation, should be\n either a radio button or a checkbox.\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n\n Returns number of controls in its control group or -1 on error."]
4154    pub fn FPDFAnnot_GetFormControlCount(
4155        hHandle: FPDF_FORMHANDLE,
4156        annot: FPDF_ANNOTATION,
4157    ) -> ::std::os::raw::c_int;
4158}
4159unsafe extern "C" {
4160    #[doc = " Experimental API.\n Gets the index of |annot| in |annot|'s control group.\n A group of interactive form annotations is collectively called a form\n control group. Here, |annot|, an interactive form annotation, should be\n either a radio button or a checkbox.\n\n   hHandle - handle to the form fill module, returned by\n             FPDFDOC_InitFormFillEnvironment.\n   annot   - handle to an annotation.\n\n Returns index of a given |annot| in its control group or -1 on error."]
4161    pub fn FPDFAnnot_GetFormControlIndex(
4162        hHandle: FPDF_FORMHANDLE,
4163        annot: FPDF_ANNOTATION,
4164    ) -> ::std::os::raw::c_int;
4165}
4166unsafe extern "C" {
4167    #[doc = " Experimental API.\n Gets the export value of |annot| which is an interactive form annotation.\n Intended for use with radio button and checkbox widget annotations.\n |buffer| is only modified if |buflen| is longer than the length of contents.\n In case of error, nothing will be added to |buffer| and the return value\n will be 0. Note that return value of empty string is 2 for \"\\0\\0\".\n\n    hHandle     -   handle to the form fill module, returned by\n                    FPDFDOC_InitFormFillEnvironment().\n    annot       -   handle to an interactive form annotation.\n    buffer      -   buffer for holding the value string, encoded in UTF-16LE.\n    buflen      -   length of the buffer in bytes.\n\n Returns the length of the string value in bytes."]
4168    pub fn FPDFAnnot_GetFormFieldExportValue(
4169        hHandle: FPDF_FORMHANDLE,
4170        annot: FPDF_ANNOTATION,
4171        buffer: *mut FPDF_WCHAR,
4172        buflen: ::std::os::raw::c_ulong,
4173    ) -> ::std::os::raw::c_ulong;
4174}
4175unsafe extern "C" {
4176    #[doc = " Experimental API.\n Add a URI action to |annot|, overwriting the existing action, if any.\n\n   annot  - handle to a link annotation.\n   uri    - the URI to be set, encoded in 7-bit ASCII.\n\n Returns true if successful."]
4177    pub fn FPDFAnnot_SetURI(
4178        annot: FPDF_ANNOTATION,
4179        uri: *const ::std::os::raw::c_char,
4180    ) -> FPDF_BOOL;
4181}
4182unsafe extern "C" {
4183    #[doc = " Experimental API.\n Get the attachment from |annot|.\n\n   annot - handle to a file annotation.\n\n Returns the handle to the attachment object, or NULL on failure."]
4184    pub fn FPDFAnnot_GetFileAttachment(annot: FPDF_ANNOTATION) -> FPDF_ATTACHMENT;
4185}
4186unsafe extern "C" {
4187    #[doc = " Experimental API.\n Add an embedded file with |name| to |annot|.\n\n   annot    - handle to a file annotation.\n   name     - name of the new attachment.\n\n Returns a handle to the new attachment object, or NULL on failure."]
4188    pub fn FPDFAnnot_AddFileAttachment(
4189        annot: FPDF_ANNOTATION,
4190        name: FPDF_WIDESTRING,
4191    ) -> FPDF_ATTACHMENT;
4192}
4193#[doc = " Returned by `clock'."]
4194pub type clock_t = __clock_t;
4195pub type time_t = __time_t;
4196#[doc = " ISO C `broken-down time' structure."]
4197#[repr(C)]
4198#[derive(Debug, Copy, Clone)]
4199pub struct tm {
4200    #[doc = " Seconds.\t[0-60] (1 leap second)"]
4201    pub tm_sec: ::std::os::raw::c_int,
4202    #[doc = " Minutes.\t[0-59]"]
4203    pub tm_min: ::std::os::raw::c_int,
4204    #[doc = " Hours.\t[0-23]"]
4205    pub tm_hour: ::std::os::raw::c_int,
4206    #[doc = " Day.\t\t[1-31]"]
4207    pub tm_mday: ::std::os::raw::c_int,
4208    #[doc = " Month.\t[0-11]"]
4209    pub tm_mon: ::std::os::raw::c_int,
4210    #[doc = " Year\t- 1900."]
4211    pub tm_year: ::std::os::raw::c_int,
4212    #[doc = " Day of week.\t[0-6]"]
4213    pub tm_wday: ::std::os::raw::c_int,
4214    #[doc = " Days in year.[0-365]"]
4215    pub tm_yday: ::std::os::raw::c_int,
4216    #[doc = " DST.\t\t[-1/0/1]"]
4217    pub tm_isdst: ::std::os::raw::c_int,
4218    #[doc = " Seconds east of UTC."]
4219    pub tm_gmtoff: ::std::os::raw::c_long,
4220    #[doc = " Timezone abbreviation."]
4221    pub tm_zone: *const ::std::os::raw::c_char,
4222}
4223#[doc = " POSIX.1b structure for a time value.  This is like a `struct timeval' but\nhas nanoseconds instead of microseconds."]
4224#[repr(C)]
4225#[derive(Debug, Copy, Clone)]
4226pub struct timespec {
4227    #[doc = " Seconds."]
4228    pub tv_sec: __time_t,
4229    #[doc = " Nanoseconds."]
4230    pub tv_nsec: __syscall_slong_t,
4231}
4232#[doc = " Clock ID used in clock and timer functions."]
4233pub type clockid_t = __clockid_t;
4234#[doc = " Timer ID returned by `timer_create'."]
4235pub type timer_t = __timer_t;
4236#[doc = " POSIX.1b structure for timer start values and intervals."]
4237#[repr(C)]
4238#[derive(Debug, Copy, Clone)]
4239pub struct itimerspec {
4240    pub it_interval: timespec,
4241    pub it_value: timespec,
4242}
4243#[repr(C)]
4244#[derive(Debug, Copy, Clone)]
4245pub struct sigevent {
4246    _unused: [u8; 0],
4247}
4248pub type pid_t = __pid_t;
4249#[doc = " POSIX.1-2008: the locale_t type, representing a locale context\n(implementation-namespace version).  This type should be treated\nas opaque by applications; some details are exposed for the sake of\nefficiency in e.g. ctype functions."]
4250#[repr(C)]
4251#[derive(Debug, Copy, Clone)]
4252pub struct __locale_struct {
4253    #[doc = " 13 = __LC_LAST."]
4254    pub __locales: [*mut __locale_data; 13usize],
4255    #[doc = " To increase the speed of this solution we add some special members."]
4256    pub __ctype_b: *const ::std::os::raw::c_ushort,
4257    pub __ctype_tolower: *const ::std::os::raw::c_int,
4258    pub __ctype_toupper: *const ::std::os::raw::c_int,
4259    #[doc = " Note: LC_ALL is not a valid index into this array."]
4260    pub __names: [*const ::std::os::raw::c_char; 13usize],
4261}
4262pub type __locale_t = *mut __locale_struct;
4263pub type locale_t = __locale_t;
4264unsafe extern "C" {
4265    #[doc = " Time used by the program so far (user time + system time).\nThe result / CLOCKS_PER_SEC is program time in seconds."]
4266    pub fn clock() -> clock_t;
4267}
4268unsafe extern "C" {
4269    #[doc = " Return the current time and put it in *TIMER if TIMER is not NULL."]
4270    pub fn time(__timer: *mut time_t) -> time_t;
4271}
4272unsafe extern "C" {
4273    #[doc = " Return the difference between TIME1 and TIME0."]
4274    pub fn difftime(__time1: time_t, __time0: time_t) -> f64;
4275}
4276unsafe extern "C" {
4277    #[doc = " Return the `time_t' representation of TP and normalize TP."]
4278    pub fn mktime(__tp: *mut tm) -> time_t;
4279}
4280unsafe extern "C" {
4281    #[doc = " Format TP into S according to FORMAT.\nWrite no more than MAXSIZE characters and return the number\nof characters written, or 0 if it would exceed MAXSIZE."]
4282    pub fn strftime(
4283        __s: *mut ::std::os::raw::c_char,
4284        __maxsize: usize,
4285        __format: *const ::std::os::raw::c_char,
4286        __tp: *const tm,
4287    ) -> usize;
4288}
4289unsafe extern "C" {
4290    #[doc = " Similar to the two functions above but take the information from\nthe provided locale and not the global locale."]
4291    pub fn strftime_l(
4292        __s: *mut ::std::os::raw::c_char,
4293        __maxsize: usize,
4294        __format: *const ::std::os::raw::c_char,
4295        __tp: *const tm,
4296        __loc: locale_t,
4297    ) -> usize;
4298}
4299unsafe extern "C" {
4300    #[doc = " Return the `struct tm' representation of *TIMER\nin Universal Coordinated Time (aka Greenwich Mean Time)."]
4301    pub fn gmtime(__timer: *const time_t) -> *mut tm;
4302}
4303unsafe extern "C" {
4304    #[doc = " Return the `struct tm' representation\nof *TIMER in the local timezone."]
4305    pub fn localtime(__timer: *const time_t) -> *mut tm;
4306}
4307unsafe extern "C" {
4308    #[doc = " Return the `struct tm' representation of *TIMER in UTC,\nusing *TP to store the result."]
4309    pub fn gmtime_r(__timer: *const time_t, __tp: *mut tm) -> *mut tm;
4310}
4311unsafe extern "C" {
4312    #[doc = " Return the `struct tm' representation of *TIMER in local time,\nusing *TP to store the result."]
4313    pub fn localtime_r(__timer: *const time_t, __tp: *mut tm) -> *mut tm;
4314}
4315unsafe extern "C" {
4316    #[doc = " Return a string of the form \"Day Mon dd hh:mm:ss yyyy\\n\"\nthat is the representation of TP in this format."]
4317    pub fn asctime(__tp: *const tm) -> *mut ::std::os::raw::c_char;
4318}
4319unsafe extern "C" {
4320    pub fn ctime(__timer: *const time_t) -> *mut ::std::os::raw::c_char;
4321}
4322unsafe extern "C" {
4323    #[doc = " Return in BUF a string of the form \"Day Mon dd hh:mm:ss yyyy\\n\"\nthat is the representation of TP in this format."]
4324    pub fn asctime_r(
4325        __tp: *const tm,
4326        __buf: *mut ::std::os::raw::c_char,
4327    ) -> *mut ::std::os::raw::c_char;
4328}
4329unsafe extern "C" {
4330    pub fn ctime_r(
4331        __timer: *const time_t,
4332        __buf: *mut ::std::os::raw::c_char,
4333    ) -> *mut ::std::os::raw::c_char;
4334}
4335unsafe extern "C" {
4336    #[doc = " Current time zone abbreviations."]
4337    pub static mut __tzname: [*mut ::std::os::raw::c_char; 2usize];
4338}
4339unsafe extern "C" {
4340    #[doc = " If daylight-saving time is ever in use."]
4341    pub static mut __daylight: ::std::os::raw::c_int;
4342}
4343unsafe extern "C" {
4344    #[doc = " Seconds west of UTC."]
4345    pub static mut __timezone: ::std::os::raw::c_long;
4346}
4347unsafe extern "C" {
4348    #[doc = " Same as above."]
4349    pub static mut tzname: [*mut ::std::os::raw::c_char; 2usize];
4350}
4351unsafe extern "C" {
4352    #[doc = " Set time conversion information from the TZ environment variable.\nIf TZ is not defined, a locale-dependent default is used."]
4353    pub fn tzset();
4354}
4355unsafe extern "C" {
4356    pub static mut daylight: ::std::os::raw::c_int;
4357}
4358unsafe extern "C" {
4359    pub static mut timezone: ::std::os::raw::c_long;
4360}
4361unsafe extern "C" {
4362    #[doc = " Like `mktime', but for TP represents Universal Time, not local time."]
4363    pub fn timegm(__tp: *mut tm) -> time_t;
4364}
4365unsafe extern "C" {
4366    #[doc = " Another name for `mktime'."]
4367    pub fn timelocal(__tp: *mut tm) -> time_t;
4368}
4369unsafe extern "C" {
4370    #[doc = " Return the number of days in YEAR."]
4371    pub fn dysize(__year: ::std::os::raw::c_int) -> ::std::os::raw::c_int;
4372}
4373unsafe extern "C" {
4374    #[doc = " Pause execution for a number of nanoseconds.\n\nThis function is a cancellation point and therefore not marked with\n__THROW."]
4375    pub fn nanosleep(
4376        __requested_time: *const timespec,
4377        __remaining: *mut timespec,
4378    ) -> ::std::os::raw::c_int;
4379}
4380unsafe extern "C" {
4381    #[doc = " Get resolution of clock CLOCK_ID."]
4382    pub fn clock_getres(__clock_id: clockid_t, __res: *mut timespec) -> ::std::os::raw::c_int;
4383}
4384unsafe extern "C" {
4385    #[doc = " Get current value of clock CLOCK_ID and store it in TP."]
4386    pub fn clock_gettime(__clock_id: clockid_t, __tp: *mut timespec) -> ::std::os::raw::c_int;
4387}
4388unsafe extern "C" {
4389    #[doc = " Set clock CLOCK_ID to value TP."]
4390    pub fn clock_settime(__clock_id: clockid_t, __tp: *const timespec) -> ::std::os::raw::c_int;
4391}
4392unsafe extern "C" {
4393    pub fn clock_nanosleep(
4394        __clock_id: clockid_t,
4395        __flags: ::std::os::raw::c_int,
4396        __req: *const timespec,
4397        __rem: *mut timespec,
4398    ) -> ::std::os::raw::c_int;
4399}
4400unsafe extern "C" {
4401    #[doc = " Return clock ID for CPU-time clock."]
4402    pub fn clock_getcpuclockid(__pid: pid_t, __clock_id: *mut clockid_t) -> ::std::os::raw::c_int;
4403}
4404unsafe extern "C" {
4405    #[doc = " Create new per-process timer using CLOCK_ID."]
4406    pub fn timer_create(
4407        __clock_id: clockid_t,
4408        __evp: *mut sigevent,
4409        __timerid: *mut timer_t,
4410    ) -> ::std::os::raw::c_int;
4411}
4412unsafe extern "C" {
4413    #[doc = " Delete timer TIMERID."]
4414    pub fn timer_delete(__timerid: timer_t) -> ::std::os::raw::c_int;
4415}
4416unsafe extern "C" {
4417    pub fn timer_settime(
4418        __timerid: timer_t,
4419        __flags: ::std::os::raw::c_int,
4420        __value: *const itimerspec,
4421        __ovalue: *mut itimerspec,
4422    ) -> ::std::os::raw::c_int;
4423}
4424unsafe extern "C" {
4425    #[doc = " Get current value of timer TIMERID and store it in VALUE."]
4426    pub fn timer_gettime(__timerid: timer_t, __value: *mut itimerspec) -> ::std::os::raw::c_int;
4427}
4428unsafe extern "C" {
4429    #[doc = " Get expiration overrun for timer TIMERID."]
4430    pub fn timer_getoverrun(__timerid: timer_t) -> ::std::os::raw::c_int;
4431}
4432unsafe extern "C" {
4433    #[doc = " Set TS to calendar time based in time base BASE."]
4434    pub fn timespec_get(
4435        __ts: *mut timespec,
4436        __base: ::std::os::raw::c_int,
4437    ) -> ::std::os::raw::c_int;
4438}
4439#[doc = " Interface for unsupported feature notifications."]
4440#[repr(C)]
4441#[derive(Debug, Copy, Clone)]
4442pub struct _UNSUPPORT_INFO {
4443    #[doc = " Version number of the interface. Must be 1."]
4444    pub version: ::std::os::raw::c_int,
4445    #[doc = " Unsupported object notification function.\n Interface Version: 1\n Implementation Required: Yes\n\n   pThis - pointer to the interface structure.\n   nType - the type of unsupported object. One of the |FPDF_UNSP_*| entries."]
4446    pub FSDK_UnSupport_Handler: ::std::option::Option<
4447        unsafe extern "C" fn(pThis: *mut _UNSUPPORT_INFO, nType: ::std::os::raw::c_int),
4448    >,
4449}
4450#[doc = " Interface for unsupported feature notifications."]
4451pub type UNSUPPORT_INFO = _UNSUPPORT_INFO;
4452unsafe extern "C" {
4453    #[doc = " Setup an unsupported object handler.\n\n   unsp_info - Pointer to an UNSUPPORT_INFO structure.\n\n Returns TRUE on success."]
4454    pub fn FSDK_SetUnSpObjProcessHandler(unsp_info: *mut UNSUPPORT_INFO) -> FPDF_BOOL;
4455}
4456unsafe extern "C" {
4457    #[doc = " Set replacement function for calls to time().\n\n This API is intended to be used only for testing, thus may cause PDFium to\n behave poorly in production environments.\n\n   func - Function pointer to alternate implementation of time(), or\n          NULL to restore to actual time() call itself."]
4458    pub fn FSDK_SetTimeFunction(func: ::std::option::Option<unsafe extern "C" fn() -> time_t>);
4459}
4460unsafe extern "C" {
4461    #[doc = " Set replacement function for calls to localtime().\n\n This API is intended to be used only for testing, thus may cause PDFium to\n behave poorly in production environments.\n\n   func - Function pointer to alternate implementation of localtime(), or\n          NULL to restore to actual localtime() call itself."]
4462    pub fn FSDK_SetLocaltimeFunction(
4463        func: ::std::option::Option<unsafe extern "C" fn(arg1: *const time_t) -> *mut tm>,
4464    );
4465}
4466unsafe extern "C" {
4467    #[doc = " Get the document's PageMode.\n\n   doc - Handle to document.\n\n Returns one of the |PAGEMODE_*| flags defined above.\n\n The page mode defines how the document should be initially displayed."]
4468    pub fn FPDFDoc_GetPageMode(document: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
4469}
4470pub const FPDF_FILEIDTYPE_FILEIDTYPE_PERMANENT: FPDF_FILEIDTYPE = 0;
4471pub const FPDF_FILEIDTYPE_FILEIDTYPE_CHANGING: FPDF_FILEIDTYPE = 1;
4472#[doc = " The file identifier entry type. See section 14.4 \"File Identifiers\" of the\n ISO 32000-1:2008 spec."]
4473pub type FPDF_FILEIDTYPE = ::std::os::raw::c_uint;
4474unsafe extern "C" {
4475    #[doc = " Get the first child of |bookmark|, or the first top-level bookmark item.\n\n   document - handle to the document.\n   bookmark - handle to the current bookmark. Pass NULL for the first top\n              level item.\n\n Returns a handle to the first child of |bookmark| or the first top-level\n bookmark item. NULL if no child or top-level bookmark found.\n Note that another name for the bookmarks is the document outline, as\n described in ISO 32000-1:2008, section 12.3.3."]
4476    pub fn FPDFBookmark_GetFirstChild(
4477        document: FPDF_DOCUMENT,
4478        bookmark: FPDF_BOOKMARK,
4479    ) -> FPDF_BOOKMARK;
4480}
4481unsafe extern "C" {
4482    #[doc = " Get the next sibling of |bookmark|.\n\n   document - handle to the document.\n   bookmark - handle to the current bookmark.\n\n Returns a handle to the next sibling of |bookmark|, or NULL if this is the\n last bookmark at this level.\n\n Note that the caller is responsible for handling circular bookmark\n references, as may arise from malformed documents."]
4483    pub fn FPDFBookmark_GetNextSibling(
4484        document: FPDF_DOCUMENT,
4485        bookmark: FPDF_BOOKMARK,
4486    ) -> FPDF_BOOKMARK;
4487}
4488unsafe extern "C" {
4489    #[doc = " Get the title of |bookmark|.\n\n   bookmark - handle to the bookmark.\n   buffer   - buffer for the title. May be NULL.\n   buflen   - the length of the buffer in bytes. May be 0.\n\n Returns the number of bytes in the title, including the terminating NUL\n character. The number of bytes is returned regardless of the |buffer| and\n |buflen| parameters.\n\n Regardless of the platform, the |buffer| is always in UTF-16LE encoding. The\n string is terminated by a UTF16 NUL character. If |buflen| is less than the\n required length, or |buffer| is NULL, |buffer| will not be modified."]
4490    pub fn FPDFBookmark_GetTitle(
4491        bookmark: FPDF_BOOKMARK,
4492        buffer: *mut ::std::os::raw::c_void,
4493        buflen: ::std::os::raw::c_ulong,
4494    ) -> ::std::os::raw::c_ulong;
4495}
4496unsafe extern "C" {
4497    #[doc = " Experimental API.\n Get the number of chlidren of |bookmark|.\n\n   bookmark - handle to the bookmark.\n\n Returns a signed integer that represents the number of sub-items the given\n bookmark has. If the value is positive, child items shall be shown by default\n (open state). If the value is negative, child items shall be hidden by\n default (closed state). Please refer to PDF 32000-1:2008, Table 153.\n Returns 0 if the bookmark has no children or is invalid."]
4498    pub fn FPDFBookmark_GetCount(bookmark: FPDF_BOOKMARK) -> ::std::os::raw::c_int;
4499}
4500unsafe extern "C" {
4501    #[doc = " Find the bookmark with |title| in |document|.\n\n   document - handle to the document.\n   title    - the UTF-16LE encoded Unicode title for which to search.\n\n Returns the handle to the bookmark, or NULL if |title| can't be found.\n\n FPDFBookmark_Find() will always return the first bookmark found even if\n multiple bookmarks have the same |title|."]
4502    pub fn FPDFBookmark_Find(document: FPDF_DOCUMENT, title: FPDF_WIDESTRING) -> FPDF_BOOKMARK;
4503}
4504unsafe extern "C" {
4505    #[doc = " Get the destination associated with |bookmark|.\n\n   document - handle to the document.\n   bookmark - handle to the bookmark.\n\n Returns the handle to the destination data, or NULL if no destination is\n associated with |bookmark|."]
4506    pub fn FPDFBookmark_GetDest(document: FPDF_DOCUMENT, bookmark: FPDF_BOOKMARK) -> FPDF_DEST;
4507}
4508unsafe extern "C" {
4509    #[doc = " Get the action associated with |bookmark|.\n\n   bookmark - handle to the bookmark.\n\n Returns the handle to the action data, or NULL if no action is associated\n with |bookmark|.\n If this function returns a valid handle, it is valid as long as |bookmark| is\n valid.\n If this function returns NULL, FPDFBookmark_GetDest() should be called to get\n the |bookmark| destination data."]
4510    pub fn FPDFBookmark_GetAction(bookmark: FPDF_BOOKMARK) -> FPDF_ACTION;
4511}
4512unsafe extern "C" {
4513    #[doc = " Get the type of |action|.\n\n   action - handle to the action.\n\n Returns one of:\n   PDFACTION_UNSUPPORTED\n   PDFACTION_GOTO\n   PDFACTION_REMOTEGOTO\n   PDFACTION_URI\n   PDFACTION_LAUNCH"]
4514    pub fn FPDFAction_GetType(action: FPDF_ACTION) -> ::std::os::raw::c_ulong;
4515}
4516unsafe extern "C" {
4517    #[doc = " Get the destination of |action|.\n\n   document - handle to the document.\n   action   - handle to the action. |action| must be a |PDFACTION_GOTO| or\n              |PDFACTION_REMOTEGOTO|.\n\n Returns a handle to the destination data, or NULL on error, typically\n because the arguments were bad or the action was of the wrong type.\n\n In the case of |PDFACTION_REMOTEGOTO|, you must first call\n FPDFAction_GetFilePath(), then load the document at that path, then pass\n the document handle from that document as |document| to FPDFAction_GetDest()."]
4518    pub fn FPDFAction_GetDest(document: FPDF_DOCUMENT, action: FPDF_ACTION) -> FPDF_DEST;
4519}
4520unsafe extern "C" {
4521    #[doc = " Get the file path of |action|.\n\n   action - handle to the action. |action| must be a |PDFACTION_LAUNCH| or\n            |PDFACTION_REMOTEGOTO|.\n   buffer - a buffer for output the path string. May be NULL.\n   buflen - the length of the buffer, in bytes. May be 0.\n\n Returns the number of bytes in the file path, including the trailing NUL\n character, or 0 on error, typically because the arguments were bad or the\n action was of the wrong type.\n\n Regardless of the platform, the |buffer| is always in UTF-8 encoding.\n If |buflen| is less than the returned length, or |buffer| is NULL, |buffer|\n will not be modified."]
4522    pub fn FPDFAction_GetFilePath(
4523        action: FPDF_ACTION,
4524        buffer: *mut ::std::os::raw::c_void,
4525        buflen: ::std::os::raw::c_ulong,
4526    ) -> ::std::os::raw::c_ulong;
4527}
4528unsafe extern "C" {
4529    #[doc = " Get the URI path of |action|.\n\n   document - handle to the document.\n   action   - handle to the action. Must be a |PDFACTION_URI|.\n   buffer   - a buffer for the path string. May be NULL.\n   buflen   - the length of the buffer, in bytes. May be 0.\n\n Returns the number of bytes in the URI path, including the trailing NUL\n character, or 0 on error, typically because the arguments were bad or the\n action was of the wrong type.\n\n The |buffer| may contain badly encoded data. The caller should validate the\n output. e.g. Check to see if it is UTF-8.\n\n If |buflen| is less than the returned length, or |buffer| is NULL, |buffer|\n will not be modified.\n\n Historically, the documentation for this API claimed |buffer| is always\n encoded in 7-bit ASCII, but did not actually enforce it.\n https://pdfium.googlesource.com/pdfium.git/+/d609e84cee2e14a18333247485af91df48a40592\n added that enforcement, but that did not work well for real world PDFs that\n used UTF-8. As of this writing, this API reverted back to its original\n behavior prior to commit d609e84cee."]
4530    pub fn FPDFAction_GetURIPath(
4531        document: FPDF_DOCUMENT,
4532        action: FPDF_ACTION,
4533        buffer: *mut ::std::os::raw::c_void,
4534        buflen: ::std::os::raw::c_ulong,
4535    ) -> ::std::os::raw::c_ulong;
4536}
4537unsafe extern "C" {
4538    #[doc = " Get the page index of |dest|.\n\n   document - handle to the document.\n   dest     - handle to the destination.\n\n Returns the 0-based page index containing |dest|. Returns -1 on error."]
4539    pub fn FPDFDest_GetDestPageIndex(
4540        document: FPDF_DOCUMENT,
4541        dest: FPDF_DEST,
4542    ) -> ::std::os::raw::c_int;
4543}
4544unsafe extern "C" {
4545    #[doc = " Experimental API.\n Get the view (fit type) specified by |dest|.\n\n   dest         - handle to the destination.\n   pNumParams   - receives the number of view parameters, which is at most 4.\n   pParams      - buffer to write the view parameters. Must be at least 4\n                  FS_FLOATs long.\n Returns one of the PDFDEST_VIEW_* constants, PDFDEST_VIEW_UNKNOWN_MODE if\n |dest| does not specify a view."]
4546    pub fn FPDFDest_GetView(
4547        dest: FPDF_DEST,
4548        pNumParams: *mut ::std::os::raw::c_ulong,
4549        pParams: *mut FS_FLOAT,
4550    ) -> ::std::os::raw::c_ulong;
4551}
4552unsafe extern "C" {
4553    #[doc = " Get the (x, y, zoom) location of |dest| in the destination page, if the\n destination is in [page /XYZ x y zoom] syntax.\n\n   dest       - handle to the destination.\n   hasXVal    - out parameter; true if the x value is not null\n   hasYVal    - out parameter; true if the y value is not null\n   hasZoomVal - out parameter; true if the zoom value is not null\n   x          - out parameter; the x coordinate, in page coordinates.\n   y          - out parameter; the y coordinate, in page coordinates.\n   zoom       - out parameter; the zoom value.\n Returns TRUE on successfully reading the /XYZ value.\n\n Note the [x, y, zoom] values are only set if the corresponding hasXVal,\n hasYVal or hasZoomVal flags are true."]
4554    pub fn FPDFDest_GetLocationInPage(
4555        dest: FPDF_DEST,
4556        hasXVal: *mut FPDF_BOOL,
4557        hasYVal: *mut FPDF_BOOL,
4558        hasZoomVal: *mut FPDF_BOOL,
4559        x: *mut FS_FLOAT,
4560        y: *mut FS_FLOAT,
4561        zoom: *mut FS_FLOAT,
4562    ) -> FPDF_BOOL;
4563}
4564unsafe extern "C" {
4565    #[doc = " Find a link at point (|x|,|y|) on |page|.\n\n   page - handle to the document page.\n   x    - the x coordinate, in the page coordinate system.\n   y    - the y coordinate, in the page coordinate system.\n\n Returns a handle to the link, or NULL if no link found at the given point.\n\n You can convert coordinates from screen coordinates to page coordinates using\n FPDF_DeviceToPage()."]
4566    pub fn FPDFLink_GetLinkAtPoint(page: FPDF_PAGE, x: f64, y: f64) -> FPDF_LINK;
4567}
4568unsafe extern "C" {
4569    #[doc = " Find the Z-order of link at point (|x|,|y|) on |page|.\n\n   page - handle to the document page.\n   x    - the x coordinate, in the page coordinate system.\n   y    - the y coordinate, in the page coordinate system.\n\n Returns the Z-order of the link, or -1 if no link found at the given point.\n Larger Z-order numbers are closer to the front.\n\n You can convert coordinates from screen coordinates to page coordinates using\n FPDF_DeviceToPage()."]
4570    pub fn FPDFLink_GetLinkZOrderAtPoint(page: FPDF_PAGE, x: f64, y: f64) -> ::std::os::raw::c_int;
4571}
4572unsafe extern "C" {
4573    #[doc = " Get destination info for |link|.\n\n   document - handle to the document.\n   link     - handle to the link.\n\n Returns a handle to the destination, or NULL if there is no destination\n associated with the link. In this case, you should call FPDFLink_GetAction()\n to retrieve the action associated with |link|."]
4574    pub fn FPDFLink_GetDest(document: FPDF_DOCUMENT, link: FPDF_LINK) -> FPDF_DEST;
4575}
4576unsafe extern "C" {
4577    #[doc = " Get action info for |link|.\n\n   link - handle to the link.\n\n Returns a handle to the action associated to |link|, or NULL if no action.\n If this function returns a valid handle, it is valid as long as |link| is\n valid."]
4578    pub fn FPDFLink_GetAction(link: FPDF_LINK) -> FPDF_ACTION;
4579}
4580unsafe extern "C" {
4581    #[doc = " Enumerates all the link annotations in |page|.\n\n   page       - handle to the page.\n   start_pos  - the start position, should initially be 0 and is updated with\n                the next start position on return.\n   link_annot - the link handle for |startPos|.\n\n Returns TRUE on success."]
4582    pub fn FPDFLink_Enumerate(
4583        page: FPDF_PAGE,
4584        start_pos: *mut ::std::os::raw::c_int,
4585        link_annot: *mut FPDF_LINK,
4586    ) -> FPDF_BOOL;
4587}
4588unsafe extern "C" {
4589    #[doc = " Experimental API.\n Gets FPDF_ANNOTATION object for |link_annot|.\n\n   page       - handle to the page in which FPDF_LINK object is present.\n   link_annot - handle to link annotation.\n\n Returns FPDF_ANNOTATION from the FPDF_LINK and NULL on failure,\n if the input link annot or page is NULL."]
4590    pub fn FPDFLink_GetAnnot(page: FPDF_PAGE, link_annot: FPDF_LINK) -> FPDF_ANNOTATION;
4591}
4592unsafe extern "C" {
4593    #[doc = " Get the rectangle for |link_annot|.\n\n   link_annot - handle to the link annotation.\n   rect       - the annotation rectangle.\n\n Returns true on success."]
4594    pub fn FPDFLink_GetAnnotRect(link_annot: FPDF_LINK, rect: *mut FS_RECTF) -> FPDF_BOOL;
4595}
4596unsafe extern "C" {
4597    #[doc = " Get the count of quadrilateral points to the |link_annot|.\n\n   link_annot - handle to the link annotation.\n\n Returns the count of quadrilateral points."]
4598    pub fn FPDFLink_CountQuadPoints(link_annot: FPDF_LINK) -> ::std::os::raw::c_int;
4599}
4600unsafe extern "C" {
4601    #[doc = " Get the quadrilateral points for the specified |quad_index| in |link_annot|.\n\n   link_annot  - handle to the link annotation.\n   quad_index  - the specified quad point index.\n   quad_points - receives the quadrilateral points.\n\n Returns true on success."]
4602    pub fn FPDFLink_GetQuadPoints(
4603        link_annot: FPDF_LINK,
4604        quad_index: ::std::os::raw::c_int,
4605        quad_points: *mut FS_QUADPOINTSF,
4606    ) -> FPDF_BOOL;
4607}
4608unsafe extern "C" {
4609    #[doc = " Experimental API\n Gets an additional-action from |page|.\n\n   page      - handle to the page, as returned by FPDF_LoadPage().\n   aa_type   - the type of the page object's addtional-action, defined\n               in public/fpdf_formfill.h\n\n   Returns the handle to the action data, or NULL if there is no\n   additional-action of type |aa_type|.\n   If this function returns a valid handle, it is valid as long as |page| is\n   valid."]
4610    pub fn FPDF_GetPageAAction(page: FPDF_PAGE, aa_type: ::std::os::raw::c_int) -> FPDF_ACTION;
4611}
4612unsafe extern "C" {
4613    #[doc = " Experimental API.\n Get the file identifer defined in the trailer of |document|.\n\n   document - handle to the document.\n   id_type  - the file identifier type to retrieve.\n   buffer   - a buffer for the file identifier. May be NULL.\n   buflen   - the length of the buffer, in bytes. May be 0.\n\n Returns the number of bytes in the file identifier, including the NUL\n terminator.\n\n The |buffer| is always a byte string. The |buffer| is followed by a NUL\n terminator.  If |buflen| is less than the returned length, or |buffer| is\n NULL, |buffer| will not be modified."]
4614    pub fn FPDF_GetFileIdentifier(
4615        document: FPDF_DOCUMENT,
4616        id_type: FPDF_FILEIDTYPE,
4617        buffer: *mut ::std::os::raw::c_void,
4618        buflen: ::std::os::raw::c_ulong,
4619    ) -> ::std::os::raw::c_ulong;
4620}
4621unsafe extern "C" {
4622    #[doc = " Get meta-data |tag| content from |document|.\n\n   document - handle to the document.\n   tag      - the tag to retrieve. The tag can be one of:\n                Title, Author, Subject, Keywords, Creator, Producer,\n                CreationDate, or ModDate.\n              For detailed explanations of these tags and their respective\n              values, please refer to PDF Reference 1.6, section 10.2.1,\n              'Document Information Dictionary'.\n   buffer   - a buffer for the tag. May be NULL.\n   buflen   - the length of the buffer, in bytes. May be 0.\n\n Returns the number of bytes in the tag, including trailing zeros.\n\n The |buffer| is always encoded in UTF-16LE. The |buffer| is followed by two\n bytes of zeros indicating the end of the string.  If |buflen| is less than\n the returned length, or |buffer| is NULL, |buffer| will not be modified.\n\n For linearized files, FPDFAvail_IsFormAvail must be called before this, and\n it must have returned PDF_FORM_AVAIL or PDF_FORM_NOTEXIST. Before that, there\n is no guarantee the metadata has been loaded."]
4623    pub fn FPDF_GetMetaText(
4624        document: FPDF_DOCUMENT,
4625        tag: FPDF_BYTESTRING,
4626        buffer: *mut ::std::os::raw::c_void,
4627        buflen: ::std::os::raw::c_ulong,
4628    ) -> ::std::os::raw::c_ulong;
4629}
4630unsafe extern "C" {
4631    #[doc = " Get the page label for |page_index| from |document|.\n\n   document    - handle to the document.\n   page_index  - the 0-based index of the page.\n   buffer      - a buffer for the page label. May be NULL.\n   buflen      - the length of the buffer, in bytes. May be 0.\n\n Returns the number of bytes in the page label, including trailing zeros.\n\n The |buffer| is always encoded in UTF-16LE. The |buffer| is followed by two\n bytes of zeros indicating the end of the string.  If |buflen| is less than\n the returned length, or |buffer| is NULL, |buffer| will not be modified."]
4632    pub fn FPDF_GetPageLabel(
4633        document: FPDF_DOCUMENT,
4634        page_index: ::std::os::raw::c_int,
4635        buffer: *mut ::std::os::raw::c_void,
4636        buflen: ::std::os::raw::c_ulong,
4637    ) -> ::std::os::raw::c_ulong;
4638}
4639unsafe extern "C" {
4640    #[doc = " Function: FPDF_StructTree_GetForPage\n          Get the structure tree for a page.\n Parameters:\n          page        -   Handle to the page, as returned by FPDF_LoadPage().\n Return value:\n          A handle to the structure tree or NULL on error. The caller owns the\n          returned handle and must use FPDF_StructTree_Close() to release it.\n          The handle should be released before |page| gets released."]
4641    pub fn FPDF_StructTree_GetForPage(page: FPDF_PAGE) -> FPDF_STRUCTTREE;
4642}
4643unsafe extern "C" {
4644    #[doc = " Function: FPDF_StructTree_Close\n          Release a resource allocated by FPDF_StructTree_GetForPage().\n Parameters:\n          struct_tree -   Handle to the structure tree, as returned by\n                          FPDF_StructTree_LoadPage().\n Return value:\n          None."]
4645    pub fn FPDF_StructTree_Close(struct_tree: FPDF_STRUCTTREE);
4646}
4647unsafe extern "C" {
4648    #[doc = " Function: FPDF_StructTree_CountChildren\n          Count the number of children for the structure tree.\n Parameters:\n          struct_tree -   Handle to the structure tree, as returned by\n                          FPDF_StructTree_LoadPage().\n Return value:\n          The number of children, or -1 on error."]
4649    pub fn FPDF_StructTree_CountChildren(struct_tree: FPDF_STRUCTTREE) -> ::std::os::raw::c_int;
4650}
4651unsafe extern "C" {
4652    #[doc = " Function: FPDF_StructTree_GetChildAtIndex\n          Get a child in the structure tree.\n Parameters:\n          struct_tree -   Handle to the structure tree, as returned by\n                          FPDF_StructTree_LoadPage().\n          index       -   The index for the child, 0-based.\n Return value:\n          The child at the n-th index or NULL on error. The caller does not\n          own the handle. The handle remains valid as long as |struct_tree|\n          remains valid.\n Comments:\n          The |index| must be less than the FPDF_StructTree_CountChildren()\n          return value."]
4653    pub fn FPDF_StructTree_GetChildAtIndex(
4654        struct_tree: FPDF_STRUCTTREE,
4655        index: ::std::os::raw::c_int,
4656    ) -> FPDF_STRUCTELEMENT;
4657}
4658unsafe extern "C" {
4659    #[doc = " Function: FPDF_StructElement_GetAltText\n          Get the alt text for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          buffer         -   A buffer for output the alt text. May be NULL.\n          buflen         -   The length of the buffer, in bytes. May be 0.\n Return value:\n          The number of bytes in the alt text, including the terminating NUL\n          character. The number of bytes is returned regardless of the\n          |buffer| and |buflen| parameters.\n Comments:\n          Regardless of the platform, the |buffer| is always in UTF-16LE\n          encoding. The string is terminated by a UTF16 NUL character. If\n          |buflen| is less than the required length, or |buffer| is NULL,\n          |buffer| will not be modified."]
4660    pub fn FPDF_StructElement_GetAltText(
4661        struct_element: FPDF_STRUCTELEMENT,
4662        buffer: *mut ::std::os::raw::c_void,
4663        buflen: ::std::os::raw::c_ulong,
4664    ) -> ::std::os::raw::c_ulong;
4665}
4666unsafe extern "C" {
4667    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetActualText\n          Get the actual text for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          buffer         -   A buffer for output the actual text. May be NULL.\n          buflen         -   The length of the buffer, in bytes. May be 0.\n Return value:\n          The number of bytes in the actual text, including the terminating\n          NUL character. The number of bytes is returned regardless of the\n          |buffer| and |buflen| parameters.\n Comments:\n          Regardless of the platform, the |buffer| is always in UTF-16LE\n          encoding. The string is terminated by a UTF16 NUL character. If\n          |buflen| is less than the required length, or |buffer| is NULL,\n          |buffer| will not be modified."]
4668    pub fn FPDF_StructElement_GetActualText(
4669        struct_element: FPDF_STRUCTELEMENT,
4670        buffer: *mut ::std::os::raw::c_void,
4671        buflen: ::std::os::raw::c_ulong,
4672    ) -> ::std::os::raw::c_ulong;
4673}
4674unsafe extern "C" {
4675    #[doc = " Function: FPDF_StructElement_GetID\n          Get the ID for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          buffer         -   A buffer for output the ID string. May be NULL.\n          buflen         -   The length of the buffer, in bytes. May be 0.\n Return value:\n          The number of bytes in the ID string, including the terminating NUL\n          character. The number of bytes is returned regardless of the\n          |buffer| and |buflen| parameters.\n Comments:\n          Regardless of the platform, the |buffer| is always in UTF-16LE\n          encoding. The string is terminated by a UTF16 NUL character. If\n          |buflen| is less than the required length, or |buffer| is NULL,\n          |buffer| will not be modified."]
4676    pub fn FPDF_StructElement_GetID(
4677        struct_element: FPDF_STRUCTELEMENT,
4678        buffer: *mut ::std::os::raw::c_void,
4679        buflen: ::std::os::raw::c_ulong,
4680    ) -> ::std::os::raw::c_ulong;
4681}
4682unsafe extern "C" {
4683    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetLang\n          Get the case-insensitive IETF BCP 47 language code for an element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          buffer         -   A buffer for output the lang string. May be NULL.\n          buflen         -   The length of the buffer, in bytes. May be 0.\n Return value:\n          The number of bytes in the ID string, including the terminating NUL\n          character. The number of bytes is returned regardless of the\n          |buffer| and |buflen| parameters.\n Comments:\n          Regardless of the platform, the |buffer| is always in UTF-16LE\n          encoding. The string is terminated by a UTF16 NUL character. If\n          |buflen| is less than the required length, or |buffer| is NULL,\n          |buffer| will not be modified."]
4684    pub fn FPDF_StructElement_GetLang(
4685        struct_element: FPDF_STRUCTELEMENT,
4686        buffer: *mut ::std::os::raw::c_void,
4687        buflen: ::std::os::raw::c_ulong,
4688    ) -> ::std::os::raw::c_ulong;
4689}
4690unsafe extern "C" {
4691    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetStringAttribute\n          Get a struct element attribute of type \"name\" or \"string\".\n Parameters:\n          struct_element -   Handle to the struct element.\n          attr_name      -   The name of the attribute to retrieve.\n          buffer         -   A buffer for output. May be NULL.\n          buflen         -   The length of the buffer, in bytes. May be 0.\n Return value:\n          The number of bytes in the attribute value, including the\n          terminating NUL character. The number of bytes is returned\n          regardless of the |buffer| and |buflen| parameters.\n Comments:\n          Regardless of the platform, the |buffer| is always in UTF-16LE\n          encoding. The string is terminated by a UTF16 NUL character. If\n          |buflen| is less than the required length, or |buffer| is NULL,\n          |buffer| will not be modified."]
4692    pub fn FPDF_StructElement_GetStringAttribute(
4693        struct_element: FPDF_STRUCTELEMENT,
4694        attr_name: FPDF_BYTESTRING,
4695        buffer: *mut ::std::os::raw::c_void,
4696        buflen: ::std::os::raw::c_ulong,
4697    ) -> ::std::os::raw::c_ulong;
4698}
4699unsafe extern "C" {
4700    #[doc = " Function: FPDF_StructElement_GetMarkedContentID\n          Get the marked content ID for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n Return value:\n          The marked content ID of the element. If no ID exists, returns\n          -1.\n Comments:\n          FPDF_StructElement_GetMarkedContentIdAtIndex() may be able to\n          extract more marked content IDs out of |struct_element|. This API\n          may be deprecated in the future."]
4701    pub fn FPDF_StructElement_GetMarkedContentID(
4702        struct_element: FPDF_STRUCTELEMENT,
4703    ) -> ::std::os::raw::c_int;
4704}
4705unsafe extern "C" {
4706    #[doc = " Function: FPDF_StructElement_GetType\n           Get the type (/S) for a given element.\n Parameters:\n           struct_element - Handle to the struct element.\n           buffer         - A buffer for output. May be NULL.\n           buflen         - The length of the buffer, in bytes. May be 0.\n Return value:\n           The number of bytes in the type, including the terminating NUL\n           character. The number of bytes is returned regardless of the\n           |buffer| and |buflen| parameters.\n Comments:\n           Regardless of the platform, the |buffer| is always in UTF-16LE\n           encoding. The string is terminated by a UTF16 NUL character. If\n           |buflen| is less than the required length, or |buffer| is NULL,\n           |buffer| will not be modified."]
4707    pub fn FPDF_StructElement_GetType(
4708        struct_element: FPDF_STRUCTELEMENT,
4709        buffer: *mut ::std::os::raw::c_void,
4710        buflen: ::std::os::raw::c_ulong,
4711    ) -> ::std::os::raw::c_ulong;
4712}
4713unsafe extern "C" {
4714    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetObjType\n           Get the object type (/Type) for a given element.\n Parameters:\n           struct_element - Handle to the struct element.\n           buffer         - A buffer for output. May be NULL.\n           buflen         - The length of the buffer, in bytes. May be 0.\n Return value:\n           The number of bytes in the object type, including the terminating\n           NUL character. The number of bytes is returned regardless of the\n           |buffer| and |buflen| parameters.\n Comments:\n           Regardless of the platform, the |buffer| is always in UTF-16LE\n           encoding. The string is terminated by a UTF16 NUL character. If\n           |buflen| is less than the required length, or |buffer| is NULL,\n           |buffer| will not be modified."]
4715    pub fn FPDF_StructElement_GetObjType(
4716        struct_element: FPDF_STRUCTELEMENT,
4717        buffer: *mut ::std::os::raw::c_void,
4718        buflen: ::std::os::raw::c_ulong,
4719    ) -> ::std::os::raw::c_ulong;
4720}
4721unsafe extern "C" {
4722    #[doc = " Function: FPDF_StructElement_GetTitle\n           Get the title (/T) for a given element.\n Parameters:\n           struct_element - Handle to the struct element.\n           buffer         - A buffer for output. May be NULL.\n           buflen         - The length of the buffer, in bytes. May be 0.\n Return value:\n           The number of bytes in the title, including the terminating NUL\n           character. The number of bytes is returned regardless of the\n           |buffer| and |buflen| parameters.\n Comments:\n           Regardless of the platform, the |buffer| is always in UTF-16LE\n           encoding. The string is terminated by a UTF16 NUL character. If\n           |buflen| is less than the required length, or |buffer| is NULL,\n           |buffer| will not be modified."]
4723    pub fn FPDF_StructElement_GetTitle(
4724        struct_element: FPDF_STRUCTELEMENT,
4725        buffer: *mut ::std::os::raw::c_void,
4726        buflen: ::std::os::raw::c_ulong,
4727    ) -> ::std::os::raw::c_ulong;
4728}
4729unsafe extern "C" {
4730    #[doc = " Function: FPDF_StructElement_CountChildren\n          Count the number of children for the structure element.\n Parameters:\n          struct_element -   Handle to the struct element.\n Return value:\n          The number of children, or -1 on error."]
4731    pub fn FPDF_StructElement_CountChildren(
4732        struct_element: FPDF_STRUCTELEMENT,
4733    ) -> ::std::os::raw::c_int;
4734}
4735unsafe extern "C" {
4736    #[doc = " Function: FPDF_StructElement_GetChildAtIndex\n          Get a child in the structure element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          index          -   The index for the child, 0-based.\n Return value:\n          The child at the n-th index or NULL on error.\n Comments:\n          If the child exists but is not an element, then this function will\n          return NULL. This will also return NULL for out of bounds indices.\n          The |index| must be less than the FPDF_StructElement_CountChildren()\n          return value."]
4737    pub fn FPDF_StructElement_GetChildAtIndex(
4738        struct_element: FPDF_STRUCTELEMENT,
4739        index: ::std::os::raw::c_int,
4740    ) -> FPDF_STRUCTELEMENT;
4741}
4742unsafe extern "C" {
4743    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetChildMarkedContentID\n          Get the child's content id\n Parameters:\n          struct_element -   Handle to the struct element.\n          index          -   The index for the child, 0-based.\n Return value:\n          The marked content ID of the child. If no ID exists, returns -1.\n Comments:\n          If the child exists but is not a stream or object, then this\n          function will return -1. This will also return -1 for out of bounds\n          indices. Compared to FPDF_StructElement_GetMarkedContentIdAtIndex,\n          it is scoped to the current page.\n          The |index| must be less than the FPDF_StructElement_CountChildren()\n          return value."]
4744    pub fn FPDF_StructElement_GetChildMarkedContentID(
4745        struct_element: FPDF_STRUCTELEMENT,
4746        index: ::std::os::raw::c_int,
4747    ) -> ::std::os::raw::c_int;
4748}
4749unsafe extern "C" {
4750    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetParent\n          Get the parent of the structure element.\n Parameters:\n          struct_element -   Handle to the struct element.\n Return value:\n          The parent structure element or NULL on error.\n Comments:\n          If structure element is StructTreeRoot, then this function will\n          return NULL."]
4751    pub fn FPDF_StructElement_GetParent(struct_element: FPDF_STRUCTELEMENT) -> FPDF_STRUCTELEMENT;
4752}
4753unsafe extern "C" {
4754    #[doc = " Function: FPDF_StructElement_GetAttributeCount\n          Count the number of attributes for the structure element.\n Parameters:\n          struct_element -   Handle to the struct element.\n Return value:\n          The number of attributes, or -1 on error."]
4755    pub fn FPDF_StructElement_GetAttributeCount(
4756        struct_element: FPDF_STRUCTELEMENT,
4757    ) -> ::std::os::raw::c_int;
4758}
4759unsafe extern "C" {
4760    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetAttributeAtIndex\n          Get an attribute object in the structure element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          index          -   The index for the attribute object, 0-based.\n Return value:\n          The attribute object at the n-th index or NULL on error.\n Comments:\n          If the attribute object exists but is not a dict, then this\n          function will return NULL. This will also return NULL for out of\n          bounds indices. The caller does not own the handle. The handle\n          remains valid as long as |struct_element| remains valid.\n          The |index| must be less than the\n          FPDF_StructElement_GetAttributeCount() return value."]
4761    pub fn FPDF_StructElement_GetAttributeAtIndex(
4762        struct_element: FPDF_STRUCTELEMENT,
4763        index: ::std::os::raw::c_int,
4764    ) -> FPDF_STRUCTELEMENT_ATTR;
4765}
4766unsafe extern "C" {
4767    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetCount\n          Count the number of attributes in a structure element attribute map.\n Parameters:\n          struct_attribute - Handle to the struct element attribute.\n Return value:\n          The number of attributes, or -1 on error."]
4768    pub fn FPDF_StructElement_Attr_GetCount(
4769        struct_attribute: FPDF_STRUCTELEMENT_ATTR,
4770    ) -> ::std::os::raw::c_int;
4771}
4772unsafe extern "C" {
4773    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetName\n          Get the name of an attribute in a structure element attribute map.\n Parameters:\n          struct_attribute   - Handle to the struct element attribute.\n          index              - The index of attribute in the map.\n          buffer             - A buffer for output. May be NULL. This is only\n                               modified if |buflen| is longer than the length\n                               of the key. Optional, pass null to just\n                               retrieve the size of the buffer needed.\n          buflen             - The length of the buffer.\n          out_buflen         - A pointer to variable that will receive the\n                               minimum buffer size to contain the key. Not\n                               filled if FALSE is returned.\n Return value:\n          TRUE if the operation was successful, FALSE otherwise."]
4774    pub fn FPDF_StructElement_Attr_GetName(
4775        struct_attribute: FPDF_STRUCTELEMENT_ATTR,
4776        index: ::std::os::raw::c_int,
4777        buffer: *mut ::std::os::raw::c_void,
4778        buflen: ::std::os::raw::c_ulong,
4779        out_buflen: *mut ::std::os::raw::c_ulong,
4780    ) -> FPDF_BOOL;
4781}
4782unsafe extern "C" {
4783    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetValue\n           Get a handle to a value for an attribute in a structure element\n           attribute map.\n Parameters:\n           struct_attribute   - Handle to the struct element attribute.\n           name               - The attribute name.\n Return value:\n           Returns a handle to the value associated with the input, if any.\n           Returns NULL on failure. The caller does not own the handle.\n           The handle remains valid as long as |struct_attribute| remains\n           valid."]
4784    pub fn FPDF_StructElement_Attr_GetValue(
4785        struct_attribute: FPDF_STRUCTELEMENT_ATTR,
4786        name: FPDF_BYTESTRING,
4787    ) -> FPDF_STRUCTELEMENT_ATTR_VALUE;
4788}
4789unsafe extern "C" {
4790    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetType\n           Get the type of an attribute in a structure element attribute map.\n Parameters:\n           value - Handle to the value.\n Return value:\n           Returns the type of the value, or FPDF_OBJECT_UNKNOWN in case of\n           failure. Note that this will never return FPDF_OBJECT_REFERENCE, as\n           references are always dereferenced."]
4791    pub fn FPDF_StructElement_Attr_GetType(
4792        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4793    ) -> FPDF_OBJECT_TYPE;
4794}
4795unsafe extern "C" {
4796    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetBooleanValue\n           Get the value of a boolean attribute in an attribute map as\n           FPDF_BOOL. FPDF_StructElement_Attr_GetType() should have returned\n           FPDF_OBJECT_BOOLEAN for this property.\n Parameters:\n           value     - Handle to the value.\n           out_value - A pointer to variable that will receive the value. Not\n                       filled if false is returned.\n Return value:\n           Returns TRUE if the attribute maps to a boolean value, FALSE\n           otherwise."]
4797    pub fn FPDF_StructElement_Attr_GetBooleanValue(
4798        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4799        out_value: *mut FPDF_BOOL,
4800    ) -> FPDF_BOOL;
4801}
4802unsafe extern "C" {
4803    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetNumberValue\n           Get the value of a number attribute in an attribute map as float.\n           FPDF_StructElement_Attr_GetType() should have returned\n           FPDF_OBJECT_NUMBER for this property.\n Parameters:\n           value     - Handle to the value.\n           out_value - A pointer to variable that will receive the value. Not\n                       filled if false is returned.\n Return value:\n           Returns TRUE if the attribute maps to a number value, FALSE\n           otherwise."]
4804    pub fn FPDF_StructElement_Attr_GetNumberValue(
4805        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4806        out_value: *mut f32,
4807    ) -> FPDF_BOOL;
4808}
4809unsafe extern "C" {
4810    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetStringValue\n           Get the value of a string attribute in an attribute map as string.\n           FPDF_StructElement_Attr_GetType() should have returned\n           FPDF_OBJECT_STRING or FPDF_OBJECT_NAME for this property.\n Parameters:\n           value      - Handle to the value.\n           buffer     - A buffer for holding the returned key in UTF-16LE.\n                        This is only modified if |buflen| is longer than the\n                        length of the key. Optional, pass null to just\n                        retrieve the size of the buffer needed.\n           buflen     - The length of the buffer.\n           out_buflen - A pointer to variable that will receive the minimum\n                        buffer size to contain the key. Not filled if FALSE is\n                        returned.\n Return value:\n           Returns TRUE if the attribute maps to a string value, FALSE\n           otherwise."]
4811    pub fn FPDF_StructElement_Attr_GetStringValue(
4812        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4813        buffer: *mut ::std::os::raw::c_void,
4814        buflen: ::std::os::raw::c_ulong,
4815        out_buflen: *mut ::std::os::raw::c_ulong,
4816    ) -> FPDF_BOOL;
4817}
4818unsafe extern "C" {
4819    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetBlobValue\n           Get the value of a blob attribute in an attribute map as string.\n Parameters:\n           value      - Handle to the value.\n           buffer     - A buffer for holding the returned value. This is only\n                        modified if |buflen| is at least as long as the length\n                        of the value. Optional, pass null to just retrieve the\n                        size of the buffer needed.\n           buflen     - The length of the buffer.\n           out_buflen - A pointer to variable that will receive the minimum\n                        buffer size to contain the key. Not filled if FALSE is\n                        returned.\n Return value:\n           Returns TRUE if the attribute maps to a string value, FALSE\n           otherwise."]
4820    pub fn FPDF_StructElement_Attr_GetBlobValue(
4821        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4822        buffer: *mut ::std::os::raw::c_void,
4823        buflen: ::std::os::raw::c_ulong,
4824        out_buflen: *mut ::std::os::raw::c_ulong,
4825    ) -> FPDF_BOOL;
4826}
4827unsafe extern "C" {
4828    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_CountChildren\n           Count the number of children values in an attribute.\n Parameters:\n           value - Handle to the value.\n Return value:\n           The number of children, or -1 on error."]
4829    pub fn FPDF_StructElement_Attr_CountChildren(
4830        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4831    ) -> ::std::os::raw::c_int;
4832}
4833unsafe extern "C" {
4834    #[doc = " Experimental API.\n Function: FPDF_StructElement_Attr_GetChildAtIndex\n           Get a child from an attribute.\n Parameters:\n           value - Handle to the value.\n           index - The index for the child, 0-based.\n Return value:\n           The child at the n-th index or NULL on error.\n Comments:\n           The |index| must be less than the\n           FPDF_StructElement_Attr_CountChildren() return value."]
4835    pub fn FPDF_StructElement_Attr_GetChildAtIndex(
4836        value: FPDF_STRUCTELEMENT_ATTR_VALUE,
4837        index: ::std::os::raw::c_int,
4838    ) -> FPDF_STRUCTELEMENT_ATTR_VALUE;
4839}
4840unsafe extern "C" {
4841    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetMarkedContentIdCount\n          Get the count of marked content ids for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n Return value:\n          The count of marked content ids or -1 if none exists."]
4842    pub fn FPDF_StructElement_GetMarkedContentIdCount(
4843        struct_element: FPDF_STRUCTELEMENT,
4844    ) -> ::std::os::raw::c_int;
4845}
4846unsafe extern "C" {
4847    #[doc = " Experimental API.\n Function: FPDF_StructElement_GetMarkedContentIdAtIndex\n          Get the marked content id at a given index for a given element.\n Parameters:\n          struct_element -   Handle to the struct element.\n          index          -   The index of the marked content id, 0-based.\n Return value:\n          The marked content ID of the element. If no ID exists, returns\n          -1.\n Comments:\n          The |index| must be less than the\n          FPDF_StructElement_GetMarkedContentIdCount() return value.\n          This will likely supersede FPDF_StructElement_GetMarkedContentID()."]
4848    pub fn FPDF_StructElement_GetMarkedContentIdAtIndex(
4849        struct_element: FPDF_STRUCTELEMENT,
4850        index: ::std::os::raw::c_int,
4851    ) -> ::std::os::raw::c_int;
4852}
4853#[doc = " Interface for checking whether sections of the file are available."]
4854#[repr(C)]
4855#[derive(Debug, Copy, Clone)]
4856pub struct _FX_FILEAVAIL {
4857    #[doc = " Version number of the interface. Must be 1."]
4858    pub version: ::std::os::raw::c_int,
4859    #[doc = " Reports if the specified data section is currently available. A section is\n available if all bytes in the section are available.\n\n Interface Version: 1\n Implementation Required: Yes\n\n   pThis  - pointer to the interface structure.\n   offset - the offset of the data section in the file.\n   size   - the size of the data section.\n\n Returns true if the specified data section at |offset| of |size|\n is available."]
4860    pub IsDataAvail: ::std::option::Option<
4861        unsafe extern "C" fn(pThis: *mut _FX_FILEAVAIL, offset: usize, size: usize) -> FPDF_BOOL,
4862    >,
4863}
4864#[doc = " Interface for checking whether sections of the file are available."]
4865pub type FX_FILEAVAIL = _FX_FILEAVAIL;
4866unsafe extern "C" {
4867    #[doc = " Create a document availability provider.\n\n   file_avail - pointer to file availability interface.\n   file       - pointer to a file access interface.\n\n Returns a handle to the document availability provider, or NULL on error.\n\n FPDFAvail_Destroy() must be called when done with the availability provider."]
4868    pub fn FPDFAvail_Create(
4869        file_avail: *mut FX_FILEAVAIL,
4870        file: *mut FPDF_FILEACCESS,
4871    ) -> FPDF_AVAIL;
4872}
4873unsafe extern "C" {
4874    #[doc = " Destroy the |avail| document availability provider.\n\n   avail - handle to document availability provider to be destroyed."]
4875    pub fn FPDFAvail_Destroy(avail: FPDF_AVAIL);
4876}
4877#[doc = " Download hints interface. Used to receive hints for further downloading."]
4878#[repr(C)]
4879#[derive(Debug, Copy, Clone)]
4880pub struct _FX_DOWNLOADHINTS {
4881    #[doc = " Version number of the interface. Must be 1."]
4882    pub version: ::std::os::raw::c_int,
4883    #[doc = " Add a section to be downloaded.\n\n Interface Version: 1\n Implementation Required: Yes\n\n   pThis  - pointer to the interface structure.\n   offset - the offset of the hint reported to be downloaded.\n   size   - the size of the hint reported to be downloaded.\n\n The |offset| and |size| of the section may not be unique. Part of the\n section might be already available. The download manager must deal with\n overlapping sections."]
4884    pub AddSegment: ::std::option::Option<
4885        unsafe extern "C" fn(pThis: *mut _FX_DOWNLOADHINTS, offset: usize, size: usize),
4886    >,
4887}
4888#[doc = " Download hints interface. Used to receive hints for further downloading."]
4889pub type FX_DOWNLOADHINTS = _FX_DOWNLOADHINTS;
4890unsafe extern "C" {
4891    #[doc = " Checks if the document is ready for loading, if not, gets download hints.\n\n   avail - handle to document availability provider.\n   hints - pointer to a download hints interface.\n\n Returns one of:\n   PDF_DATA_ERROR: A common error is returned. Data availability unknown.\n   PDF_DATA_NOTAVAIL: Data not yet available.\n   PDF_DATA_AVAIL: Data available.\n\n Applications should call this function whenever new data arrives, and process\n all the generated download hints, if any, until the function returns\n |PDF_DATA_ERROR| or |PDF_DATA_AVAIL|.\n if hints is nullptr, the function just check current document availability.\n\n Once all data is available, call FPDFAvail_GetDocument() to get a document\n handle."]
4892    pub fn FPDFAvail_IsDocAvail(
4893        avail: FPDF_AVAIL,
4894        hints: *mut FX_DOWNLOADHINTS,
4895    ) -> ::std::os::raw::c_int;
4896}
4897unsafe extern "C" {
4898    #[doc = " Get document from the availability provider.\n\n   avail    - handle to document availability provider.\n   password - password for decrypting the PDF file. Optional.\n\n Returns a handle to the document.\n\n When FPDFAvail_IsDocAvail() returns TRUE, call FPDFAvail_GetDocument() to\n retrieve the document handle.\n See the comments for FPDF_LoadDocument() regarding the encoding for\n |password|."]
4899    pub fn FPDFAvail_GetDocument(avail: FPDF_AVAIL, password: FPDF_BYTESTRING) -> FPDF_DOCUMENT;
4900}
4901unsafe extern "C" {
4902    #[doc = " Get the page number for the first available page in a linearized PDF.\n\n   doc - document handle.\n\n Returns the zero-based index for the first available page.\n\n For most linearized PDFs, the first available page will be the first page,\n however, some PDFs might make another page the first available page.\n For non-linearized PDFs, this function will always return zero."]
4903    pub fn FPDFAvail_GetFirstPageNum(doc: FPDF_DOCUMENT) -> ::std::os::raw::c_int;
4904}
4905unsafe extern "C" {
4906    #[doc = " Check if |page_index| is ready for loading, if not, get the\n |FX_DOWNLOADHINTS|.\n\n   avail      - handle to document availability provider.\n   page_index - index number of the page. Zero for the first page.\n   hints      - pointer to a download hints interface. Populated if\n                |page_index| is not available.\n\n Returns one of:\n   PDF_DATA_ERROR: A common error is returned. Data availability unknown.\n   PDF_DATA_NOTAVAIL: Data not yet available.\n   PDF_DATA_AVAIL: Data available.\n\n This function can be called only after FPDFAvail_GetDocument() is called.\n Applications should call this function whenever new data arrives and process\n all the generated download |hints|, if any, until this function returns\n |PDF_DATA_ERROR| or |PDF_DATA_AVAIL|. Applications can then perform page\n loading.\n if hints is nullptr, the function just check current availability of\n specified page."]
4907    pub fn FPDFAvail_IsPageAvail(
4908        avail: FPDF_AVAIL,
4909        page_index: ::std::os::raw::c_int,
4910        hints: *mut FX_DOWNLOADHINTS,
4911    ) -> ::std::os::raw::c_int;
4912}
4913unsafe extern "C" {
4914    #[doc = " Check if form data is ready for initialization, if not, get the\n |FX_DOWNLOADHINTS|.\n\n   avail - handle to document availability provider.\n   hints - pointer to a download hints interface. Populated if form is not\n           ready for initialization.\n\n Returns one of:\n   PDF_FORM_ERROR: A common eror, in general incorrect parameters.\n   PDF_FORM_NOTAVAIL: Data not available.\n   PDF_FORM_AVAIL: Data available.\n   PDF_FORM_NOTEXIST: No form data.\n\n This function can be called only after FPDFAvail_GetDocument() is called.\n The application should call this function whenever new data arrives and\n process all the generated download |hints|, if any, until the function\n |PDF_FORM_ERROR|, |PDF_FORM_AVAIL| or |PDF_FORM_NOTEXIST|.\n if hints is nullptr, the function just check current form availability.\n\n Applications can then perform page loading. It is recommend to call\n FPDFDOC_InitFormFillEnvironment() when |PDF_FORM_AVAIL| is returned."]
4915    pub fn FPDFAvail_IsFormAvail(
4916        avail: FPDF_AVAIL,
4917        hints: *mut FX_DOWNLOADHINTS,
4918    ) -> ::std::os::raw::c_int;
4919}
4920unsafe extern "C" {
4921    #[doc = " Check whether a document is a linearized PDF.\n\n   avail - handle to document availability provider.\n\n Returns one of:\n   PDF_LINEARIZED\n   PDF_NOT_LINEARIZED\n   PDF_LINEARIZATION_UNKNOWN\n\n FPDFAvail_IsLinearized() will return |PDF_LINEARIZED| or |PDF_NOT_LINEARIZED|\n when we have 1k  of data. If the files size less than 1k, it returns\n |PDF_LINEARIZATION_UNKNOWN| as there is insufficient information to determine\n if the PDF is linearlized."]
4922    pub fn FPDFAvail_IsLinearized(avail: FPDF_AVAIL) -> ::std::os::raw::c_int;
4923}
4924#[doc = " 13 = __LC_LAST."]
4925#[repr(C)]
4926#[derive(Debug, Copy, Clone)]
4927pub struct __locale_data {
4928    pub _address: u8,
4929}