pango/auto/
glyph_string.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::mem;
9use Analysis;
10use Font;
11use Rectangle;
12
13glib_wrapper! {
14    #[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
15    pub struct GlyphString(Boxed<pango_sys::PangoGlyphString>);
16
17    match fn {
18        copy => |ptr| pango_sys::pango_glyph_string_copy(mut_override(ptr)),
19        free => |ptr| pango_sys::pango_glyph_string_free(ptr),
20        get_type => || pango_sys::pango_glyph_string_get_type(),
21    }
22}
23
24impl GlyphString {
25    pub fn new() -> GlyphString {
26        unsafe { from_glib_full(pango_sys::pango_glyph_string_new()) }
27    }
28
29    pub fn extents<P: IsA<Font>>(&mut self, font: &P) -> (Rectangle, Rectangle) {
30        unsafe {
31            let mut ink_rect = Rectangle::uninitialized();
32            let mut logical_rect = Rectangle::uninitialized();
33            pango_sys::pango_glyph_string_extents(
34                self.to_glib_none_mut().0,
35                font.as_ref().to_glib_none().0,
36                ink_rect.to_glib_none_mut().0,
37                logical_rect.to_glib_none_mut().0,
38            );
39            (ink_rect, logical_rect)
40        }
41    }
42
43    pub fn extents_range<P: IsA<Font>>(
44        &mut self,
45        start: i32,
46        end: i32,
47        font: &P,
48    ) -> (Rectangle, Rectangle) {
49        unsafe {
50            let mut ink_rect = Rectangle::uninitialized();
51            let mut logical_rect = Rectangle::uninitialized();
52            pango_sys::pango_glyph_string_extents_range(
53                self.to_glib_none_mut().0,
54                start,
55                end,
56                font.as_ref().to_glib_none().0,
57                ink_rect.to_glib_none_mut().0,
58                logical_rect.to_glib_none_mut().0,
59            );
60            (ink_rect, logical_rect)
61        }
62    }
63
64    //pub fn get_logical_widths(&mut self, text: &str, embedding_level: i32, logical_widths: &[i32]) {
65    //    unsafe { TODO: call pango_sys:pango_glyph_string_get_logical_widths() }
66    //}
67
68    pub fn get_width(&mut self) -> i32 {
69        unsafe { pango_sys::pango_glyph_string_get_width(self.to_glib_none_mut().0) }
70    }
71
72    pub fn index_to_x(
73        &mut self,
74        text: &str,
75        analysis: &mut Analysis,
76        index_: i32,
77        trailing: bool,
78    ) -> i32 {
79        let length = text.len() as i32;
80        unsafe {
81            let mut x_pos = mem::uninitialized();
82            pango_sys::pango_glyph_string_index_to_x(
83                self.to_glib_none_mut().0,
84                text.to_glib_none().0,
85                length,
86                analysis.to_glib_none_mut().0,
87                index_,
88                trailing.to_glib(),
89                &mut x_pos,
90            );
91            x_pos
92        }
93    }
94
95    pub fn set_size(&mut self, new_len: i32) {
96        unsafe {
97            pango_sys::pango_glyph_string_set_size(self.to_glib_none_mut().0, new_len);
98        }
99    }
100
101    pub fn x_to_index(&mut self, text: &str, analysis: &mut Analysis, x_pos: i32) -> (i32, i32) {
102        let length = text.len() as i32;
103        unsafe {
104            let mut index_ = mem::uninitialized();
105            let mut trailing = mem::uninitialized();
106            pango_sys::pango_glyph_string_x_to_index(
107                self.to_glib_none_mut().0,
108                text.to_glib_none().0,
109                length,
110                analysis.to_glib_none_mut().0,
111                x_pos,
112                &mut index_,
113                &mut trailing,
114            );
115            (index_, trailing)
116        }
117    }
118}
119
120impl Default for GlyphString {
121    fn default() -> Self {
122        Self::new()
123    }
124}