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use crate::app::{font_index, FONTS};
use crate::prelude::{FltkError, FltkErrorKind};
use crate::utils::{self, FlString};
use fltk_sys::fl;
use std::{
ffi::{CStr, CString},
mem, path,
};
/// Defines label types
#[repr(i32)]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum LabelType {
/// Normal
Normal = 0,
/// None
None,
/// Shadow
Shadow,
/// Engraved
Engraved,
/// Embossed
Embossed,
}
/// Defines the color depth for drawing and rgb images
#[repr(u8)]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum ColorDepth {
/// Luminance/grayscale
L8 = 1,
/// Luminance with Alpha channel
La8 = 2,
/// RGB888
Rgb8 = 3,
/// RGBA8888 with Alpha channel
Rgba8 = 4,
}
/// Implements some convenience methods for ColorDepth
impl ColorDepth {
/// Create a ColorDepth from an u8 value
pub fn from_u8(val: u8) -> Result<ColorDepth, FltkError> {
if !(1..=4).contains(&val) {
Err(FltkError::Internal(FltkErrorKind::FailedOperation))
} else {
Ok(unsafe { mem::transmute(val) })
}
}
}
/// Defines the frame types which can be set using the `set_frame()` and `set_down_frame()` methods
#[repr(i32)]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum FrameType {
/// No Box
NoBox = 0,
/// Flat Box
FlatBox,
/// Up Box
UpBox,
/// Down Box
DownBox,
/// Up Frame
UpFrame,
/// Down Frame
DownFrame,
/// Thin Up Box
ThinUpBox,
/// Thin Down Box
ThinDownBox,
/// Thin Up Frame
ThinUpFrame,
/// Thin Down Frame
ThinDownFrame,
/// Engraved Box
EngravedBox,
/// Embossed Box
EmbossedBox,
/// Engraved Frame
EngravedFrame,
/// Embossed Frame
EmbossedFrame,
/// Border Box
BorderBox,
/// Shadow Box
ShadowBox,
/// Border Frame
BorderFrame,
/// Shadow Frame
ShadowFrame,
/// Rounded Box
RoundedBox,
/// Rounded Shadow Box
RShadowBox,
/// Rounded Frame
RoundedFrame,
/// Rounded Flat Box
RFlatBox,
/// Round Up Box
RoundUpBox,
/// Round Down Box
RoundDownBox,
/// Diamond Up Box
DiamondUpBox,
/// Diamond Down Box
DiamondDownBox,
/// Oval Box
OvalBox,
/// Oval Shadow Box
OShadowBox,
/// Oval Frame
OvalFrame,
/// Oval Flat Frame
OFlatFrame,
/// Plastic Up Box
PlasticUpBox,
/// Plastic Down Box
PlasticDownBox,
/// Plastic Up Frame
PlasticUpFrame,
/// Plastic Down Frame
PlasticDownFrame,
/// Plastic Thin Up Box
PlasticThinUpBox,
/// Plastic Thin Down Box
PlasticThinDownBox,
/// Plastic Round Up Box
PlasticRoundUpBox,
/// Plastic Round Down Box
PlasticRoundDownBox,
/// Gtk Up Box
GtkUpBox,
/// Gtk Down Box
GtkDownBox,
/// Gtk Up Frame
GtkUpFrame,
/// Gtk Down Frame
GtkDownFrame,
/// Gtk Thin Up Box
GtkThinUpBox,
/// Gtk Thin Down Box
GtkThinDownBox,
/// Gtk Thin Up Frame
GtkThinUpFrame,
/// Gtk Thin Down Frame
GtkThinDownFrame,
/// Gtk Round Up Frame
GtkRoundUpFrame,
/// Gtk Round Down Frame
GtkRoundDownFrame,
/// Gleam Up Box
GleamUpBox,
/// Gleam Down Box
GleamDownBox,
/// Gleam Up Frame
GleamUpFrame,
/// Gleam Down Frame
GleamDownFrame,
/// Gleam Thin Up Box
GleamThinUpBox,
/// Gleam Thin Down Box
GleamThinDownBox,
/// Gleam Round Up Box
GleamRoundUpBox,
/// Gleam Round Down Box
GleamRoundDownBox,
/// Free BoxType
FreeBoxType,
}
impl FrameType {
/// Alias OFlatFrame as OFlatBox
pub const OFlatBox: FrameType = FrameType::OFlatFrame;
/// Alias GtkRoundDownFrame as GtkRoundDownBox
pub const GtkRoundDownBox: FrameType = FrameType::GtkRoundDownFrame;
/// Gets the Frame type by index
pub fn by_index(idx: usize) -> FrameType {
let idx = if idx > 56 { 56 } else { idx };
unsafe { mem::transmute(idx as i32) }
}
/// Get the frame's x offset
pub fn dx(self) -> i32 {
unsafe { fl::Fl_box_dx(self as i32) }
}
/// Get the frame's y offset
pub fn dy(self) -> i32 {
unsafe { fl::Fl_box_dy(self as i32) }
}
/// Get the frame's width offset
pub fn dw(self) -> i32 {
unsafe { fl::Fl_box_dw(self as i32) }
}
/// Get the frame's height offset
pub fn dh(self) -> i32 {
unsafe { fl::Fl_box_dh(self as i32) }
}
/// Swap frames
pub fn swap_frames(old_frame: FrameType, new_frame: FrameType) {
unsafe {
let new_frame = new_frame as i32;
let old_frame = old_frame as i32;
fl::Fl_set_box_type(old_frame, new_frame);
}
}
}
bitflags::bitflags! {
/// Defines alignment rules used by FLTK for labels
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Align: i32 {
/// Center
const Center = 0x0000;
/// Top
const Top = 0x0001;
/// Bottom
const Bottom = 0x0002;
/// Left
const Left = 0x0004;
/// Right
const Right = 0x0008;
/// Inside
const Inside = 0x0010;
/// Text Over Image
const TextOverImage = 0x0020;
/// Clip
const Clip = 0x0040;
/// Wrap
const Wrap = 0x0080;
/// Image Next To Text
const ImageNextToText = 0x0100;
/// Text Next To Image
const TextNextToImage = 0x0120;
/// Image Backdrop
const ImageBackdrop = 0x0200;
/// Top Left
const TopLeft = 0x0001 | 0x0004;
/// Top Right
const TopRight = 0x0001 | 0x0008;
/// Bottom Left
const BottomLeft = 0x0002 | 0x0004;
/// Bottom Right
const BottomRight = 0x0002 | 0x0008;
/// Left Top
const LeftTop = 0x0007;
/// Right Top
const RightTop = 0x000B;
/// Left Bottom
const LeftBottom = 0x000D;
/// Right Bottom
const RightBottom = 0x000E;
/// Position Mask
const PositionMask = 0x000F;
/// Image Mask
const ImageMask = 0x0320;
}
}
bitflags::bitflags! {
/// Defines fonts used by FLTK
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Font: i32 {
/// Helvetica
const Helvetica = 0;
/// Helvetica Bold
const HelveticaBold = 1;
/// Helvetica Italic
const HelveticaItalic = 2;
/// Helvetica Bold Italic
const HelveticaBoldItalic = 3;
/// Courier
const Courier = 4;
/// Courier Bold
const CourierBold = 5;
/// Courier Italic
const CourierItalic = 6;
/// Courier Bold Italic
const CourierBoldItalic = 7;
/// Times
const Times = 8;
/// Times Bold
const TimesBold = 9;
/// Times Italic
const TimesItalic = 10;
/// Times Bold Italic
const TimesBoldItalic = 11;
/// Symbol
const Symbol = 12;
/// Screen
const Screen = 13;
/// Screen Bold
const ScreenBold = 14;
/// Zapfdingbats
const Zapfdingbats = 15;
}
}
impl Font {
/// Returns a font by index. This is the enum representation of the Font. If you change the default font for your app,
/// which by default is Helvetica, `Font::by_index(0)` will still show Helvetica!
pub fn by_index(idx: usize) -> Font {
if idx < (FONTS.lock().unwrap()).len() {
unsafe { mem::transmute(idx as i32) }
} else {
Font::Helvetica
}
}
/// Gets the font by its name, can be queried via the [`app::get_font_names()`](`crate::app::get_font_names`)
pub fn by_name(name: &str) -> Font {
match font_index(name) {
Some(val) => Font::by_index(val),
None => Font::Helvetica,
}
}
/**
Replace a current font with a loaded font
```rust,no_run
use fltk::enums::Font;
let font = Font::load_font("font.ttf").unwrap();
Font::set_font(Font::Helvetica, &font);
```
*/
pub fn set_font(old: Font, new: &str) {
let new = CString::safe_new(new);
unsafe {
fl::Fl_set_font2(old.bits(), new.into_raw() as _);
}
}
/**
Load font from file.
```rust,no_run
use fltk::enums::Font;
let font = Font::load_font("font.ttf").unwrap();
Font::set_font(Font::Helvetica, &font);
```
*/
pub fn load_font<P: AsRef<path::Path>>(path: P) -> Result<String, FltkError> {
Font::load_font_(path.as_ref())
}
fn load_font_(path: &path::Path) -> Result<String, FltkError> {
unsafe {
if !path.exists() {
return Err::<String, FltkError>(FltkError::Internal(
FltkErrorKind::ResourceNotFound,
));
}
if let Some(p) = path.to_str() {
let font_data = std::fs::read(path)?;
let face = match ttf_parser::Face::parse(&font_data, 0) {
Ok(f) => f,
Err(_) => {
return Err(FltkError::Internal(FltkErrorKind::FailedOperation));
}
};
let family_name = face
.names()
.into_iter()
.find(|name| {
name.name_id == ttf_parser::name_id::FULL_NAME && name.is_unicode()
})
.and_then(|name| name.to_string());
let path = CString::safe_new(p);
let ret = fl::Fl_load_font(path.as_ptr());
if let Some(family_name) = family_name {
if ret > 0 {
Ok(family_name)
} else {
Err(FltkError::Internal(FltkErrorKind::FailedOperation))
}
} else {
Err(FltkError::Internal(FltkErrorKind::FailedOperation))
}
} else {
Err(FltkError::Internal(FltkErrorKind::FailedOperation))
}
}
}
/// Get the font's real name
pub fn get_name(&self) -> String {
unsafe {
CStr::from_ptr(fl::Fl_get_font_name(self.bits()))
.to_string_lossy()
.to_string()
}
}
}
bitflags::bitflags! {
/// Defines colors used by FLTK.
/// Colors are stored as RGBI values, the last being the index for FLTK colors in this enum.
/// Colors in this enum don't have an RGB stored. However, custom colors have an RGB, and don't have an index.
/// The RGBI can be acquired by casting the color to u32 and formatting it to ```0x{08x}```.
/// The last 2 digits are the hexadecimal representation of the color in this enum.
/// For example, Color::White, has a hex of 0x000000ff, ff being the 255 value of this enum.
/// A custom color like Color::from_u32(0x646464), will have an representation as 0x64646400,
/// of which the final 00 indicates that it is not stored in this enum.
/// For convenience, the fmt::Display trait is implemented so that the name of the Color is shown
/// when there is one, otherwise the RGB value is given.
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Color: u32 {
/// ForeGround, label colors
const ForeGround = 0;
/// Foreground, label colors
const Foreground = 0;
/// BackGround2, Is the color inside input, output and text display widgets
const BackGround2 = 7;
/// Background2, Is the color inside input, output and text display widgets
const Background2 = 7;
/// Inactive
const Inactive = 8;
/// Selection
const Selection = 15;
/// Free
const Free = 16;
/// Gray0
const Gray0 = 32;
/// GrayRamp
const GrayRamp = 32;
/// Dark3
const Dark3 = 39;
/// Dark2
const Dark2 = 45;
/// Dark1
const Dark1 = 47;
/// FrameDefault
const FrameDefault = 49;
/// BackGround
const BackGround = 49;
/// Background
const Background = 49;
/// Light1
const Light1 = 50;
/// Light2
const Light2 = 52;
/// Light3
const Light3 = 54;
/// Black
const Black = 56;
/// Red
const Red = 88;
/// Green
const Green = 63;
/// Yellow
const Yellow = 95;
/// Blue
const Blue = 216;
/// Magenta
const Magenta = 248;
/// Cyan
const Cyan = 223;
/// DarkRed
const DarkRed = 72;
/// DarkGreen
const DarkGreen = 60;
/// DarkYellow
const DarkYellow = 76;
/// DarkBlue
const DarkBlue = 136;
/// DarkMagenta
const DarkMagenta = 152;
/// DarkCyan
const DarkCyan = 140;
/// White
const White = 255;
}
}
impl Color {
/// Returns a color from RGB
pub const fn from_rgb(r: u8, g: u8, b: u8) -> Color {
let r = r as u32;
let g = g as u32;
let b = b as u32;
let val: u32 = ((r & 0xff) << 24) + ((g & 0xff) << 16) + ((b & 0xff) << 8);
Color::from_rgbi(val)
}
#[cfg(feature = "enable-glwindow")]
/// Returns a color from RGB
pub const fn from_rgba(r: u8, g: u8, b: u8, a: u8) -> Color {
let r = r as u32;
let g = g as u32;
let b = b as u32;
let a = a as u32;
let val: u32 = ((r & 0xff) << 24) + ((g & 0xff) << 16) + ((b & 0xff) << 8) + (a & 0xff);
Color::from_rgbi(val)
}
/// Get a color from an RGBI value, the I stands for the Fltk colormap index.
pub const fn from_rgbi(val: u32) -> Color {
Color::from_bits_retain(val)
}
/// Create color from RGBA using alpha compositing. Works for non-group types.
pub fn from_rgba_tuple(tup: (u8, u8, u8, u8)) -> Color {
if tup.3 != 255 {
let bg_col = if let Some(grp) = crate::group::Group::try_current() {
use crate::prelude::WidgetExt;
grp.color()
} else {
Color::BackGround
};
let bg_col = bg_col.to_rgb();
let alpha = tup.3 as f32 / 255.0;
let r = alpha * tup.0 as f32 + (1.0 - alpha) * bg_col.0 as f32;
let r = r as u8;
let g = alpha * tup.1 as f32 + (1.0 - alpha) * bg_col.1 as f32;
let g = g as u8;
let b = alpha * tup.2 as f32 + (1.0 - alpha) * bg_col.2 as f32;
let b = b as u8;
Color::from_rgb(r, g, b)
} else {
Color::from_rgb(tup.0, tup.1, tup.2)
}
}
/// Returns a color from hex or decimal
pub const fn from_u32(val: u32) -> Color {
#[cfg(feature = "enable-glwindow")]
{
let (r, g, b, a) = utils::hex2rgba(val);
Color::from_rgba(r, g, b, a)
}
#[cfg(not(feature = "enable-glwindow"))]
{
let (r, g, b) = utils::hex2rgb(val);
Color::from_rgb(r, g, b)
}
}
/// Returns a color from hex or decimal
pub const fn from_hex(val: u32) -> Color {
Color::from_u32(val)
}
/// Return a Color from a hex color format (`#xxxxxx`)
pub fn from_hex_str(col: &str) -> Result<Color, FltkError> {
if !col.starts_with('#') || col.len() < 7 {
return Err(FltkError::Internal(FltkErrorKind::InvalidColor));
}
let color: Color;
#[cfg(not(feature = "enable-glwindow"))]
{
color = Color::from_hex(u32::from_str_radix(&col[1..7], 16)?);
}
#[cfg(feature = "enable-glwindow")]
{
color = Color::from_hex(u32::from_str_radix(&col[1..9], 16)?);
}
Ok(color)
}
/// Returns the color in hex string format
pub fn to_hex_str(&self) -> String {
#[cfg(not(feature = "enable-glwindow"))]
{
let (r, g, b) = self.to_rgb();
format!("#{:02x}{:02x}{:02x}", r, g, b)
}
#[cfg(feature = "enable-glwindow")]
{
let (r, g, b, a) = self.to_rgba();
format!("#{:02x}{:02x}{:02x}{:02x}", r, g, b, a)
}
}
/// Returns a color by index of RGBI
pub fn by_index(idx: u8) -> Color {
unsafe { mem::transmute(idx as u32) }
}
/// Returns an inactive form of the color
pub fn inactive(&self) -> Color {
unsafe { mem::transmute(fl::Fl_inactive(self.bits())) }
}
/// Returns an darker form of the color
pub fn darker(&self) -> Color {
unsafe { mem::transmute(fl::Fl_darker(self.bits())) }
}
/// Returns an lighter form of the color
pub fn lighter(&self) -> Color {
unsafe { mem::transmute(fl::Fl_lighter(self.bits())) }
}
/// Returns a gray color value from black (i == 0) to white (i == FL_NUM_GRAY - 1)
pub fn gray_ramp(val: i32) -> Color {
unsafe { mem::transmute(fl::Fl_gray_ramp(val)) }
}
/// Returns a gray color value from black (i == 0) to white (i == FL_NUM_GRAY - 1)
pub fn color_average(c1: Color, c2: Color, weight: f32) -> Color {
unsafe { mem::transmute(fl::Fl_color_average(c1.bits(), c2.bits(), weight)) }
}
/// Returns a color that contrasts with the background color.
pub fn contrast(fg: Color, bg: Color) -> Color {
unsafe { mem::transmute(fl::Fl_contrast(fg.bits(), bg.bits())) }
}
/// Returns the color closest to the passed grayscale value
pub fn gray_scale(g: u8) -> Color {
unsafe { mem::transmute(fl::Fl_rgb_color2(g)) }
}
/// Returns the color closest to the passed rgb value
pub fn rgb_color(r: u8, g: u8, b: u8) -> Color {
unsafe { mem::transmute(fl::Fl_rgb_color(r, g, b)) }
}
/// Get the RGB value of the color
pub fn to_rgb(&self) -> (u8, u8, u8) {
unsafe {
let val = self.bits();
let r = ((val >> 24) & 0xff) as u8;
let g = ((val >> 16) & 0xff) as u8;
let b = ((val >> 8) & 0xff) as u8;
let i = (val & 0xff) as u8;
if i == 0 {
(r, g, b)
} else {
let val = fl::Fl_cmap(val);
let r = ((val >> 24) & 0xff) as u8;
let g = ((val >> 16) & 0xff) as u8;
let b = ((val >> 8) & 0xff) as u8;
(r, g, b)
}
}
}
#[cfg(feature = "enable-glwindow")]
/// Get the RGBA value of the color
pub fn to_rgba(&self) -> (u8, u8, u8, u8) {
let val = self.bits();
let r = ((val >> 24) & 0xff) as u8;
let g = ((val >> 16) & 0xff) as u8;
let b = ((val >> 8) & 0xff) as u8;
let a = (val & 0xff) as u8;
(r, g, b, a)
}
}
#[allow(unreachable_patterns)]
impl std::fmt::Display for Color {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
match *self {
Color::ForeGround => write!(f, "Color::ForeGround"),
Color::BackGround => write!(f, "Color::BackGround"),
Color::BackGround2 => write!(f, "Color::BackGround2"),
Color::Foreground => write!(f, "Color::Foreground"),
Color::Background => write!(f, "Color::Background"),
Color::Background2 => write!(f, "Color::Background2"),
Color::Inactive => write!(f, "Color::Inactive"),
Color::Selection => write!(f, "Color::Selection"),
Color::Gray0 => write!(f, "Color::Gray0"),
Color::Dark3 => write!(f, "Color::Dark3"),
Color::Dark2 => write!(f, "Color::Dark2"),
Color::Dark1 => write!(f, "Color::Dark1"),
Color::FrameDefault => write!(f, "Color::FrameDefault"),
Color::Light1 => write!(f, "Color::Light1"),
Color::Light2 => write!(f, "Color::Light2"),
Color::Light3 => write!(f, "Color::Light3"),
Color::Black => write!(f, "Color::Black"),
Color::Red => write!(f, "Color::Red"),
Color::Green => write!(f, "Color::Green"),
Color::Yellow => write!(f, "Color::Yellow"),
Color::Blue => write!(f, "Color::Blue"),
Color::Magenta => write!(f, "Color::Magenta"),
Color::Cyan => write!(f, "Color::Cyan"),
Color::DarkRed => write!(f, "Color::DarkRed"),
Color::DarkGreen => write!(f, "Color::DarkGreen"),
Color::DarkYellow => write!(f, "Color::DarkYellow"),
Color::DarkBlue => write!(f, "Color::DarkBlue"),
Color::DarkMagenta => write!(f, "Color::DarkMagenta"),
Color::DarkCyan => write!(f, "Color::DarkCyan"),
Color::White => write!(f, "Color::White"),
_ => {
let temp = format!("{:08x}", self.bits());
write!(f, "Color::from_hex(0x{})", &temp[0..6])
}
}
}
}
bitflags::bitflags! {
/// Defines event types captured by FLTK
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Event: i32 {
/// No Event
const NoEvent = 0;
/// Push
const Push = 1;
/// Released
const Released = 2;
/// Enter
const Enter = 3;
/// Leave
const Leave = 4;
/// Drag
const Drag = 5;
/// Focus
const Focus = 6;
/// Unfocus
const Unfocus = 7;
/// KeyDown
const KeyDown = 8;
/// KeyUp
const KeyUp = 9;
/// Close
const Close = 10;
/// Move
const Move = 11;
/// Shortcut
const Shortcut = 12;
/// Deactivate
const Deactivate = 13;
/// Activate
const Activate = 14;
/// Hide
const Hide = 15;
/// Show
const Show = 16;
/// Paste
const Paste = 17;
/// Selection Clear
const SelectionClear = 18;
/// MouseWheel
const MouseWheel = 19;
/// DndEnter
const DndEnter = 20;
/// Drag n Drop: Drag
const DndDrag = 21;
/// Drag n Drop: Leave
const DndLeave = 22;
/// Drag n Drop: Release
const DndRelease = 23;
/// Screen Config Changed
const ScreenConfigChanged = 24;
/// Fullscreen
const Fullscreen = 25;
/// Zoom Gesture
const ZoomGesture = 26;
/// Zoom Event
const ZoomEvent = 27;
/// Window Resize Event.
/// Avoid resizing the parent during a resize event
/// to avoid infinite recursion
const Resize = 28;
}
}
impl Event {
/// Creates an event from an i32 value
pub const fn from_i32(val: i32) -> Event {
Event::from_bits_retain(val)
}
}
impl From<i32> for Event {
fn from(val: i32) -> Event {
Event::from_i32(val)
}
}
#[allow(unreachable_patterns)]
impl std::fmt::Display for Event {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
match *self {
Event::NoEvent => write!(f, "Event::NoEvent"),
Event::Push => write!(f, "Event::Push"),
Event::Released => write!(f, "Event::Released"),
Event::Enter => write!(f, "Event::Enter"),
Event::Leave => write!(f, "Event::Leave"),
Event::Drag => write!(f, "Event::Drag"),
Event::Focus => write!(f, "Event::Focus"),
Event::Unfocus => write!(f, "Event::Unfocus"),
Event::KeyDown => write!(f, "Event::KeyDown"),
Event::KeyUp => write!(f, "Event::KeyUp"),
Event::Close => write!(f, "Event::Close"),
Event::Move => write!(f, "Event::Move"),
Event::Shortcut => write!(f, "Event::Shortcut"),
Event::Deactivate => write!(f, "Event::Deactivate"),
Event::Activate => write!(f, "Event::Activate"),
Event::Hide => write!(f, "Event::Hide"),
Event::Show => write!(f, "Event::Show"),
Event::Paste => write!(f, "Event::Paste"),
Event::SelectionClear => write!(f, "Event::SelectionClear"),
Event::MouseWheel => write!(f, "Event::MouseWheel"),
Event::DndEnter => write!(f, "Event::DndEnter"),
Event::DndDrag => write!(f, "Event::DndDrag"),
Event::DndLeave => write!(f, "Event::DndLeave"),
Event::DndRelease => write!(f, "Event::DndRelease"),
Event::ScreenConfigChanged => write!(f, "Event::ScreenConfigChanged"),
Event::Fullscreen => write!(f, "Event::Fullscreen"),
Event::ZoomGesture => write!(f, "Event::ZoomGesture"),
Event::ZoomEvent => write!(f, "Event::ZoomEvent"),
Event::Resize => write!(f, "Event::Resize"),
_ => {
write!(f, "Event::from_i32({})", self.bits())
}
}
}
}
bitflags::bitflags! {
/// Defines the inputted virtual keycode
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Key: i32 {
/// None
const None = 0;
/// Button
const Button = 0xfee8;
/// BackSpace
const BackSpace = 0xff08;
/// Tab
const Tab = 0xff09;
/// IsoKey
const IsoKey = 0xff0c;
/// Enter
const Enter = 0xff0d;
/// Pause
const Pause = 0xff13;
/// ScrollLock
const ScrollLock = 0xff14;
/// Escape
const Escape = 0xff1b;
/// Kana
const Kana = 0xff2e;
/// Eisu
const Eisu = 0xff2f;
/// Yen
const Yen = 0xff30;
/// JISUnderscore
const JISUnderscore = 0xff31;
/// Home
const Home = 0xff50;
/// Left
const Left = 0xff51;
/// Up
const Up = 0xff52;
/// Right
const Right = 0xff53;
/// Down
const Down = 0xff54;
/// PageUp
const PageUp = 0xff55;
/// PageDown
const PageDown = 0xff56;
/// End
const End = 0xff57;
/// Print
const Print = 0xff61;
/// Insert
const Insert = 0xff63;
/// Menu
const Menu = 0xff67;
/// Help
const Help = 0xff68;
/// NumLock
const NumLock = 0xff7f;
/// Keypad
const KP = 0xff80;
/// Keypad Enter
const KPEnter = 0xff8d;
/// Keypad Last
const KPLast = 0xffbd;
/// F1
const F1 = 0xffbd + 1;
/// F2
const F2 = 0xffbd + 2;
/// F3
const F3 = 0xffbd + 3;
/// F4
const F4 = 0xffbd + 4;
/// F5
const F5 = 0xffbd + 5;
/// F6
const F6 = 0xffbd + 6;
/// F7
const F7 = 0xffbd + 7;
/// F8
const F8 = 0xffbd + 8;
/// F9
const F9 = 0xffbd + 9;
/// F10
const F10 = 0xffbd + 10;
/// F11
const F11 = 0xffbd + 11;
/// F12
const F12 = 0xffbd + 12;
/// Function key last
const FLast = 0xffe0;
/// Shift Left
const ShiftL = 0xffe1;
/// Shift Right
const ShiftR = 0xffe2;
/// Control Left
const ControlL = 0xffe3;
/// Control Right
const ControlR = 0xffe4;
/// Caps Lock
const CapsLock = 0xffe5;
/// Meta Left
const MetaL = 0xffe7;
/// Meta Right
const MetaR = 0xffe8;
/// Alt Left
const AltL = 0xffe9;
/// Alt Right
const AltR = 0xffea;
/// Delete
const Delete = 0xffff;
}
}
impl Key {
/// Gets a Key from an i32
pub const fn from_i32(val: i32) -> Key {
Key::from_bits_retain(val)
}
/// Gets a Key from a char
pub const fn from_char(val: char) -> Key {
Key::from_bits_retain(val as i32)
}
/// Get the char representation of a Key.
pub const fn to_char(&self) -> Option<char> {
let bits = self.bits();
if bits >= 0xD800 && bits <= 0xDFFF {
None
} else {
Some(bits as u8 as char)
}
}
/// Returns whether a key is a function key
pub const fn is_fn_key(key: Key) -> bool {
key.bits() >= Key::F1.bits() && key.bits() < Key::FLast.bits()
}
/// Return the corresponding function key
pub const fn fn_key(val: i32) -> Key {
Key::from_i32(Key::F1.bits() - 1 + val)
}
}
bitflags::bitflags! {
/// Defines the modifiers of virtual keycodes
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Shortcut: i32 {
/// None
const None = 0;
/// Shift
const Shift = 0x0001_0000;
/// Caps Lock
const CapsLock = 0x0002_0000;
/// Ctrl
const Ctrl = 0x0004_0000;
/// Alt
const Alt = 0x0008_0000;
/// Meta
const Meta = 0x0040_0000;
/// Command (Meta for macOS, Ctrl for other systems)
const Command = if cfg!(target_os = "macos") {
Shortcut::Meta.bits()
} else {
Shortcut::Ctrl.bits()
};
/// Control (Ctrl for macOS, Meta for other systems)
const Control = if cfg!(target_os = "macos") {
Shortcut::Ctrl.bits()
} else {
Shortcut::Meta.bits()
};
/// Mouse button 1 is pushed
const Button1 = 0x0100_0000;
/// Mouse button 2 is pushed
const Button2 = 0x0200_0000;
/// Mouse button 3 is pushed
const Button3 = 0x0400_0000;
/// Any mouse button is pushed
const Buttons = 0x7f00_0000;
}
}
/// Alias reflecting FLTK's name
pub type EventState = Shortcut;
impl Shortcut {
/// Create a shortcut from a char
pub const fn from_char(c: char) -> Shortcut {
Shortcut::from_bits_retain(c as _)
}
/// Create a shortcut from a key
pub const fn from_key(k: Key) -> Shortcut {
Shortcut::from_bits_retain(k.bits())
}
/// Create a shortcut from an i32
pub const fn from_i32(v: i32) -> Shortcut {
Shortcut::from_bits_retain(v)
}
/// get key mask
pub const fn key(&self) -> Key {
let mut temp = self.bits();
temp &= 0x0000_ffff;
Key::from_i32(temp)
}
/// Get the button number
pub const fn button(button_num: i32) -> Shortcut {
Shortcut::from_bits_retain(0x0080_0000 << button_num)
}
}
bitflags::bitflags! {
/// Defines the types of triggers for widget callback functions. Equivalent to FL_WHEN
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct CallbackTrigger: i32 {
/// Never
const Never = 0;
/// Changed
const Changed = 1;
/// Not Changed
const NotChanged = 2;
/// Release
const Release = 4;
/// Release Always
const ReleaseAlways = 6;
/// Enter Key
const EnterKey = 8;
/// Enter Key Always
const EnterKeyAlways = 10;
/// Enter Key and Changed
const EnterKeyChanged = 11;
/// A child widget is closed (in a Tabs widget)
const Closed = 16;
}
}
/// Defines the callback reasons which can be queried using `app::callback_reason()`.
#[repr(i32)]
#[non_exhaustive]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum CallbackReason {
/// Unknown reason
Unknown,
/// Item was selected
Selected,
/// Item was deselected
Deselected,
/// Item was reselected
Reselected,
/// Item was opened
Opened,
/// Item was closed
Closed,
/// Item was dragged
Dragged,
/// Operation cancelled
Cancelled,
/// Item was changed
Changed,
/// Item got focus
GotFocus,
/// Item lost focus
LostFocus,
/// Item released
Released,
}
/// Defines the cursor styles supported by fltk
#[repr(i32)]
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum Cursor {
/// Default
Default = 0,
/// Arrow
Arrow = 35,
/// Cross
Cross = 66,
/// Wait
Wait = 76,
/// Insert
Insert = 77,
/// Hand
Hand = 31,
/// Help
Help = 47,
/// Move
Move = 27,
/// North South
NS = 78,
/// West East
WE = 79,
/// North West - South East
NWSE = 80,
/// North East - South West
NESW = 81,
/// North
N = 70,
/// North East
NE = 69,
/// East
E = 49,
/// South East
SE = 8,
/// South
S = 9,
/// South West
SW = 7,
/// West
W = 36,
/// North West
NW = 68,
/// None
None = 255,
}
bitflags::bitflags! {
/// Defines visual mode types (capabilities of the window).
/// Rgb and Single have a value of zero, so they
/// are "on" unless you give Index or Double.
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Mode: i32 {
/// Rgb color (not indexed)
const Rgb = 0;
/// Single buffered
const Single = 0;
/// Indexed mode
const Index = 1;
/// Double buffered
const Double = 2;
/// Accumulation buffer
const Accum = 4;
/// Alpha channel in color
const Alpha = 8;
/// Depth buffer
const Depth = 16;
/// Stencil buffer
const Stencil = 32;
/// Rgb8 color with at least 8 bits of each color
const Rgb8 = 64;
/// MultiSample anti-aliasing
const MultiSample = 128;
/// Stereoscopic rendering
const Stereo = 256;
/// Fake single buffered windows using double-buffer
const FakeSingle = 512; //
/// Use OpenGL version 3.0 or more
const Opengl3 = 1024;
}
}
bitflags::bitflags! {
/// Damage masks
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Damage: u8 {
/// No damage
const None = 0x00;
/// A child needs to be redrawn.
const Child = 0x01;
/// The window was exposed.
const Expose = 0x02;
/// The Fl_Scroll widget was scrolled.
const Scroll = 0x04;
/// The overlay planes need to be redrawn.
const Overlay = 0x08;
/// First user-defined damage bit.
const User1 = 0x10;
/// Second user-defined damage bit.
const User2 = 0x20;
/// Everything needs to be redrawn.
const All = 0x80;
}
}
impl std::ops::BitOr<char> for Shortcut {
type Output = Shortcut;
fn bitor(self, other: char) -> Self::Output {
unsafe { mem::transmute(self.bits() | other as i32) }
}
}
impl std::ops::BitOr<Key> for Shortcut {
type Output = Shortcut;
fn bitor(self, other: Key) -> Self::Output {
unsafe { mem::transmute(self.bits() | other.bits()) }
}
}
impl std::ops::BitOr<i32> for Align {
type Output = Align;
fn bitor(self, rhs: i32) -> Self::Output {
unsafe { mem::transmute(self.bits() | rhs) }
}
}