Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-06-06 16:45:39 +00:00
Code Issues Projects Releases Packages Wiki Activity

fix getimagedata returns empty pixels

Browse source
This commit is contained in:
Rasmus Viitanen 2019-10-16 20:18:14 +02:00
parent 6d488f1be2
commit 328809aebe
57 changed files with 44 additions and 239 deletions
Download patch file Download diff file Expand all files Collapse all files

10
components/script/dom/offscreencanvasrenderingcontext2d.rs
View file

@ -33,6 +33,8 @@ pub struct OffscreenCanvasRenderingContext2D {
canvas: Option<Dom<OffscreenCanvas>>,
canvas_state: DomRefCell<CanvasState>,
htmlcanvas: Option<Dom<HTMLCanvasElement>>,
width: u32,
height: u32,
}
impl OffscreenCanvasRenderingContext2D {
@ -50,6 +52,8 @@ impl OffscreenCanvasRenderingContext2D {
global,
Size2D::new(size.width as u64, size.height as u64),
)),
width: size.width as u32,
height: size.height as u32,
}
}
@ -307,7 +311,7 @@ impl OffscreenCanvasRenderingContext2DMethods for OffscreenCanvasRenderingContex
// https://html.spec.whatwg.org/multipage/#dom-context-2d-getimagedata
fn GetImageData(&self, sx: i32, sy: i32, sw: i32, sh: i32) -> Fallible<DomRoot<ImageData>> {
self.canvas_state.borrow().GetImageData(
self.htmlcanvas.as_ref().map(|c| &**c),
Size2D::new(self.width, self.height),
&self.global(),
sx,
sy,
@ -319,7 +323,7 @@ impl OffscreenCanvasRenderingContext2DMethods for OffscreenCanvasRenderingContex
// https://html.spec.whatwg.org/multipage/#dom-context-2d-putimagedata
fn PutImageData(&self, imagedata: &ImageData, dx: i32, dy: i32) {
self.canvas_state.borrow().PutImageData(
self.htmlcanvas.as_ref().map(|c| &**c),
Size2D::new(self.width, self.height),
imagedata,
dx,
dy,
@ -339,7 +343,7 @@ impl OffscreenCanvasRenderingContext2DMethods for OffscreenCanvasRenderingContex
dirty_height: i32,
) {
self.canvas_state.borrow().PutImageData_(
self.htmlcanvas.as_ref().map(|c| &**c),
Size2D::new(self.width, self.height),
imagedata,
dx,
dy,