Implementing canvas drawImage API for HTML Canvas elements as image source

This commit is contained in:
Diego Marcos 2015-03-03 18:27:39 -08:00
parent 2a9f29f382
commit e3f5a76baa
44 changed files with 1567 additions and 118 deletions

View file

@ -91,12 +91,22 @@ impl LayoutHTMLCanvasElementHelpers for LayoutJS<HTMLCanvasElement> {
pub trait HTMLCanvasElementHelpers {
fn get_size(&self) -> Size2D<i32>;
fn get_2d_context(self) -> Temporary<CanvasRenderingContext2D>;
fn is_valid(self) -> bool;
}
impl<'a> HTMLCanvasElementHelpers for JSRef<'a, HTMLCanvasElement> {
fn get_size(&self) -> Size2D<i32> {
Size2D(self.Width() as i32, self.Height() as i32)
}
fn get_2d_context(self) -> Temporary<CanvasRenderingContext2D> {
self.GetContext(String::from_str("2d")).unwrap()
}
fn is_valid(self) -> bool {
self.height.get() != 0 && self.width.get() != 0
}
}
impl<'a> HTMLCanvasElementMethods for JSRef<'a, HTMLCanvasElement> {