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use Rectangle;
use ffi;
use glib::translate::*;
use std::mem;
use std::ptr;
glib_wrapper! {
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct LayoutLine(Shared<ffi::PangoLayoutLine>);
match fn {
ref => |ptr| ffi::pango_layout_line_ref(ptr),
unref => |ptr| ffi::pango_layout_line_unref(ptr),
get_type => || ffi::pango_layout_line_get_type(),
}
}
impl LayoutLine {
pub fn get_extents(&self) -> (Rectangle, Rectangle) {
unsafe {
let mut ink_rect = Rectangle::uninitialized();
let mut logical_rect = Rectangle::uninitialized();
ffi::pango_layout_line_get_extents(self.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_pixel_extents(&self) -> (Rectangle, Rectangle) {
unsafe {
let mut ink_rect = Rectangle::uninitialized();
let mut logical_rect = Rectangle::uninitialized();
ffi::pango_layout_line_get_pixel_extents(self.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_x_ranges(&self, start_index: i32, end_index: i32) -> Vec<i32> {
unsafe {
let mut ranges = ptr::null_mut();
let mut n_ranges = mem::uninitialized();
ffi::pango_layout_line_get_x_ranges(self.to_glib_none().0, start_index, end_index, &mut ranges, &mut n_ranges);
FromGlibContainer::from_glib_full_num(ranges, n_ranges as usize)
}
}
pub fn index_to_x(&self, index_: i32, trailing: bool) -> i32 {
unsafe {
let mut x_pos = mem::uninitialized();
ffi::pango_layout_line_index_to_x(self.to_glib_none().0, index_, trailing.to_glib(), &mut x_pos);
x_pos
}
}
pub fn x_to_index(&self, x_pos: i32) -> Option<(i32, i32)> {
unsafe {
let mut index_ = mem::uninitialized();
let mut trailing = mem::uninitialized();
let ret = from_glib(ffi::pango_layout_line_x_to_index(self.to_glib_none().0, x_pos, &mut index_, &mut trailing));
if ret { Some((index_, trailing)) } else { None }
}
}
}