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
61
62
63
64
use Font;
use FontMetrics;
use ffi;
use glib::object::IsA;
use glib::translate::*;
use std::fmt;
glib_wrapper! {
pub struct Fontset(Object<ffi::PangoFontset, ffi::PangoFontsetClass, FontsetClass>);
match fn {
get_type => || ffi::pango_fontset_get_type(),
}
}
pub const NONE_FONTSET: Option<&Fontset> = None;
pub trait FontsetExt: 'static {
fn foreach<P: FnMut(&Fontset, &Font) -> bool>(&self, func: P);
fn get_font(&self, wc: u32) -> Option<Font>;
fn get_metrics(&self) -> Option<FontMetrics>;
}
impl<O: IsA<Fontset>> FontsetExt for O {
fn foreach<P: FnMut(&Fontset, &Font) -> bool>(&self, func: P) {
let func_data: P = func;
unsafe extern "C" fn func_func<P: FnMut(&Fontset, &Font) -> bool>(fontset: *mut ffi::PangoFontset, font: *mut ffi::PangoFont, user_data: glib_ffi::gpointer) -> glib_ffi::gboolean {
let fontset = from_glib_borrow(fontset);
let font = from_glib_borrow(font);
let callback: *mut P = user_data as *const _ as usize as *mut P;
let res = (*callback)(&fontset, &font);
res.to_glib()
}
let func = Some(func_func::<P> as _);
let super_callback0: &P = &func_data;
unsafe {
ffi::pango_fontset_foreach(self.as_ref().to_glib_none().0, func, super_callback0 as *const _ as usize as *mut _);
}
}
fn get_font(&self, wc: u32) -> Option<Font> {
unsafe {
from_glib_full(ffi::pango_fontset_get_font(self.as_ref().to_glib_none().0, wc))
}
}
fn get_metrics(&self) -> Option<FontMetrics> {
unsafe {
from_glib_full(ffi::pango_fontset_get_metrics(self.as_ref().to_glib_none().0))
}
}
}
impl fmt::Display for Fontset {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Fontset")
}
}