pango/auto/
fontset.rs

1// This file was generated by gir (https://github.com/gtk-rs/gir)
2// from gir-files (https://github.com/gtk-rs/gir-files)
3// DO NOT EDIT
4
5use glib::object::IsA;
6use glib::translate::*;
7use pango_sys;
8use std::fmt;
9use Font;
10use FontMetrics;
11
12glib_wrapper! {
13    pub struct Fontset(Object<pango_sys::PangoFontset, pango_sys::PangoFontsetClass, FontsetClass>);
14
15    match fn {
16        get_type => || pango_sys::pango_fontset_get_type(),
17    }
18}
19
20pub const NONE_FONTSET: Option<&Fontset> = None;
21
22pub trait FontsetExt: 'static {
23    fn foreach<P: FnMut(&Fontset, &Font) -> bool>(&self, func: P);
24
25    fn get_font(&self, wc: u32) -> Option<Font>;
26
27    fn get_metrics(&self) -> Option<FontMetrics>;
28}
29
30impl<O: IsA<Fontset>> FontsetExt for O {
31    fn foreach<P: FnMut(&Fontset, &Font) -> bool>(&self, func: P) {
32        let func_data: P = func;
33        unsafe extern "C" fn func_func<P: FnMut(&Fontset, &Font) -> bool>(
34            fontset: *mut pango_sys::PangoFontset,
35            font: *mut pango_sys::PangoFont,
36            user_data: glib_sys::gpointer,
37        ) -> glib_sys::gboolean {
38            let fontset = from_glib_borrow(fontset);
39            let font = from_glib_borrow(font);
40            let callback: *mut P = user_data as *const _ as usize as *mut P;
41            let res = (*callback)(&fontset, &font);
42            res.to_glib()
43        }
44        let func = Some(func_func::<P> as _);
45        let super_callback0: &P = &func_data;
46        unsafe {
47            pango_sys::pango_fontset_foreach(
48                self.as_ref().to_glib_none().0,
49                func,
50                super_callback0 as *const _ as usize as *mut _,
51            );
52        }
53    }
54
55    fn get_font(&self, wc: u32) -> Option<Font> {
56        unsafe {
57            from_glib_full(pango_sys::pango_fontset_get_font(
58                self.as_ref().to_glib_none().0,
59                wc,
60            ))
61        }
62    }
63
64    fn get_metrics(&self) -> Option<FontMetrics> {
65        unsafe {
66            from_glib_full(pango_sys::pango_fontset_get_metrics(
67                self.as_ref().to_glib_none().0,
68            ))
69        }
70    }
71}
72
73impl fmt::Display for Fontset {
74    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
75        write!(f, "Fontset")
76    }
77}