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use glib::object::IsA;
use glib::translate::*;
use pango_sys;
use std::mem;
use Analysis;
use Font;
use Rectangle;
glib_wrapper! {
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct GlyphString(Boxed<pango_sys::PangoGlyphString>);
match fn {
copy => |ptr| pango_sys::pango_glyph_string_copy(mut_override(ptr)),
free => |ptr| pango_sys::pango_glyph_string_free(ptr),
get_type => || pango_sys::pango_glyph_string_get_type(),
}
}
impl GlyphString {
pub fn new() -> GlyphString {
unsafe { from_glib_full(pango_sys::pango_glyph_string_new()) }
}
pub fn extents<P: IsA<Font>>(&mut self, font: &P) -> (Rectangle, Rectangle) {
unsafe {
let mut ink_rect = Rectangle::uninitialized();
let mut logical_rect = Rectangle::uninitialized();
pango_sys::pango_glyph_string_extents(
self.to_glib_none_mut().0,
font.as_ref().to_glib_none().0,
ink_rect.to_glib_none_mut().0,
logical_rect.to_glib_none_mut().0,
);
(ink_rect, logical_rect)
}
}
pub fn extents_range<P: IsA<Font>>(
&mut self,
start: i32,
end: i32,
font: &P,
) -> (Rectangle, Rectangle) {
unsafe {
let mut ink_rect = Rectangle::uninitialized();
let mut logical_rect = Rectangle::uninitialized();
pango_sys::pango_glyph_string_extents_range(
self.to_glib_none_mut().0,
start,
end,
font.as_ref().to_glib_none().0,
ink_rect.to_glib_none_mut().0,
logical_rect.to_glib_none_mut().0,
);
(ink_rect, logical_rect)
}
}
pub fn get_width(&mut self) -> i32 {
unsafe { pango_sys::pango_glyph_string_get_width(self.to_glib_none_mut().0) }
}
pub fn index_to_x(
&mut self,
text: &str,
analysis: &mut Analysis,
index_: i32,
trailing: bool,
) -> i32 {
let length = text.len() as i32;
unsafe {
let mut x_pos = mem::MaybeUninit::uninit();
pango_sys::pango_glyph_string_index_to_x(
self.to_glib_none_mut().0,
text.to_glib_none().0,
length,
analysis.to_glib_none_mut().0,
index_,
trailing.to_glib(),
x_pos.as_mut_ptr(),
);
let x_pos = x_pos.assume_init();
x_pos
}
}
pub fn set_size(&mut self, new_len: i32) {
unsafe {
pango_sys::pango_glyph_string_set_size(self.to_glib_none_mut().0, new_len);
}
}
pub fn x_to_index(&mut self, text: &str, analysis: &mut Analysis, x_pos: i32) -> (i32, i32) {
let length = text.len() as i32;
unsafe {
let mut index_ = mem::MaybeUninit::uninit();
let mut trailing = mem::MaybeUninit::uninit();
pango_sys::pango_glyph_string_x_to_index(
self.to_glib_none_mut().0,
text.to_glib_none().0,
length,
analysis.to_glib_none_mut().0,
x_pos,
index_.as_mut_ptr(),
trailing.as_mut_ptr(),
);
let index_ = index_.assume_init();
let trailing = trailing.assume_init();
(index_, trailing)
}
}
}
impl Default for GlyphString {
fn default() -> Self {
Self::new()
}
}