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Implement CanvasRenderingContext2D.canvas.

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This commit is contained in:
Tetsuharu OHZEKI 2014-08-06 22:02:47 +09:00
parent e942cd901e
commit 58d5438670
3 changed files with 13 additions and 6 deletions
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15
src/components/script/dom/canvasrenderingcontext2d.rs
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@ -5,9 +5,10 @@
use dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding;
use dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasRenderingContext2DMethods;
use dom::bindings::global::{GlobalRef, GlobalField};
use dom::bindings::js::{JSRef, Temporary};
use dom::bindings::js::{JS, JSRef, Temporary};
use dom::bindings::trace::Untraceable;
use dom::bindings::utils::{Reflector, Reflectable, reflect_dom_object};
use dom::htmlcanvaselement::HTMLCanvasElement;
use geom::point::Point2D;
use geom::rect::Rect;
@ -20,19 +21,21 @@ pub struct CanvasRenderingContext2D {
reflector_: Reflector,
global: GlobalField,
renderer: Untraceable<Sender<CanvasMsg>>,
canvas: JS<HTMLCanvasElement>,
}
impl CanvasRenderingContext2D {
pub fn new_inherited(global: &GlobalRef, size: Size2D<i32>) -> CanvasRenderingContext2D {
pub fn new_inherited(global: &GlobalRef, canvas: &JSRef<HTMLCanvasElement>, size: Size2D<i32>) -> CanvasRenderingContext2D {
CanvasRenderingContext2D {
reflector_: Reflector::new(),
global: GlobalField::from_rooted(global),
renderer: Untraceable::new(CanvasRenderTask::start(size)),
canvas: JS::from_rooted(canvas),
}
}
pub fn new(global: &GlobalRef, size: Size2D<i32>) -> Temporary<CanvasRenderingContext2D> {
reflect_dom_object(box CanvasRenderingContext2D::new_inherited(global, size),
pub fn new(global: &GlobalRef, canvas: &JSRef<HTMLCanvasElement>, size: Size2D<i32>) -> Temporary<CanvasRenderingContext2D> {
reflect_dom_object(box CanvasRenderingContext2D::new_inherited(global, canvas, size),
global, CanvasRenderingContext2DBinding::Wrap)
}
@ -42,6 +45,10 @@ impl CanvasRenderingContext2D {
}
impl<'a> CanvasRenderingContext2DMethods for JSRef<'a, CanvasRenderingContext2D> {
fn Canvas(&self) -> Temporary<HTMLCanvasElement> {
Temporary::new(self.canvas)
}
fn FillRect(&self, x: f64, y: f64, width: f64, height: f64) {
let rect = Rect(Point2D(x as f32, y as f32), Size2D(width as f32, height as f32));
self.renderer.send(FillRect(rect));