1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
use std::ffi::{CStr, CString};
use errors::{ErrorKind, Result};
use io::IoStack;
use status::StatusBackend;
use super::{IoEventBackend, ExecutionState, TectonicBridgeApi};
pub struct XdvipdfmxEngine {
enable_compression: bool,
deterministic_tags: bool,
}
impl XdvipdfmxEngine {
pub fn new () -> XdvipdfmxEngine {
XdvipdfmxEngine {
enable_compression: true,
deterministic_tags: false,
}
}
pub fn with_compression(mut self, enable_compression: bool) -> Self {
self.enable_compression = enable_compression;
self
}
pub fn with_deterministic_tags(mut self, flag: bool) -> Self {
self.deterministic_tags = flag;
self
}
pub fn process (&mut self, io: &mut IoStack,
events: &mut IoEventBackend,
status: &mut StatusBackend, dvi: &str, pdf: &str) -> Result<i32> {
let _guard = super::ENGINE_LOCK.lock().unwrap(); let cdvi = CString::new(dvi)?;
let cpdf = CString::new(pdf)?;
let state = ExecutionState::new(io, events, status);
let bridge = TectonicBridgeApi::new(&state);
unsafe {
match super::dvipdfmx_simple_main(&bridge, cdvi.as_ptr(), cpdf.as_ptr(),
self.enable_compression, self.deterministic_tags) {
99 => {
let ptr = super::tt_get_error_message();
let msg = CStr::from_ptr(ptr).to_string_lossy().into_owned();
Err(ErrorKind::Msg(msg).into())
},
x => Ok(x as i32)
}
}
}
}