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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::OffscreenCanvasRenderingContext2DBinding;
use crate::dom::bindings::codegen::Bindings::OffscreenCanvasRenderingContext2DBinding::OffscreenCanvasRenderingContext2DMethods;
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::globalscope::GlobalScope;
use crate::dom::offscreencanvas::OffscreenCanvas;
use dom_struct::dom_struct;
use euclid::Size2D;
#[dom_struct]
pub struct OffscreenCanvasRenderingContext2D {
reflector_: Reflector,
canvas: Option<Dom<OffscreenCanvas>>,
}
impl OffscreenCanvasRenderingContext2D {
pub fn new_inherited(
_global: &GlobalScope,
canvas: Option<&OffscreenCanvas>,
_size: Size2D<u64>,
) -> OffscreenCanvasRenderingContext2D {
OffscreenCanvasRenderingContext2D {
reflector_: Reflector::new(),
canvas: canvas.map(Dom::from_ref),
}
}
pub fn new(
_global: &GlobalScope,
canvas: &OffscreenCanvas,
_size: Size2D<u64>,
) -> DomRoot<OffscreenCanvasRenderingContext2D> {
let boxed = Box::new(OffscreenCanvasRenderingContext2D::new_inherited(
_global,
Some(canvas),
_size,
));
reflect_dom_object(
boxed,
_global,
OffscreenCanvasRenderingContext2DBinding::Wrap,
)
}
}
impl OffscreenCanvasRenderingContext2DMethods for OffscreenCanvasRenderingContext2D {
// https://html.spec.whatwg.org/multipage/offscreencontext2d-canvas
fn Canvas(&self) -> DomRoot<OffscreenCanvas> {
DomRoot::from_ref(self.canvas.as_ref().expect("No canvas."))
}
}
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