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push/pop clip

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Jaemin Moon 2013-11-20 13:54:07 +09:00 • committed by Youngmin Yoo
parent 9d0958f91c
commit b42f9eec48
1 changed files with 29 additions and 0 deletions
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29
src/components/gfx/render_context.rs Normal file → Executable file
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@ -43,6 +43,8 @@ impl<'self> RenderContext<'self> {
self.draw_target.fill_rect(&bounds.to_azure_rect(), &ColorPattern(color));
}
pub fn draw_border(&self,
bounds: &Rect<Au>,
border: SideOffsets2D<Au>,
@ -52,6 +54,7 @@ impl<'self> RenderContext<'self> {
let rect = bounds.to_azure_rect();
let border = border.to_float_px();
self.draw_target.make_current();
let mut dash: [AzFloat, ..2] = [0 as AzFloat, 0 as AzFloat];
let mut stroke_opts = StrokeOptions(0 as AzFloat, 10 as AzFloat);
@ -101,6 +104,32 @@ impl<'self> RenderContext<'self> {
&draw_opts);
}
pub fn draw_push_clip(&self,
bounds: &Rect<Au>,
border: SideOffsets2D<f32>
){
let rect = bounds.to_azure_rect();
let path_builder = self.draw_target.create_path_builder();
let left_top = Point2D(rect.origin.x, rect.origin.y);
let right_top = Point2D(rect.origin.x + rect.size.width, rect.origin.y);
let left_bottom = Point2D(rect.origin.x, rect.origin.y + rect.size.height);
let right_bottom = Point2D(rect.origin.x + rect.size.width, rect.origin.y + rect.size.height);
path_builder.move_to(left_top);
path_builder.line_to(right_top);
path_builder.line_to(right_bottom);
path_builder.line_to(left_bottom);
let path = path_builder.finish();
self.draw_target.push_clip(&path);
}
pub fn draw_pop_clip(&self){
self.draw_target.pop_clip();
}
pub fn draw_image(&self, bounds: Rect<Au>, image: Arc<~Image>) {
let image = image.get();
let size = Size2D(image.width as i32, image.height as i32);