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Canvas: implement rectangle drawing.

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This commit is contained in:
Mátyás Mustoha 2015-04-21 14:22:06 +02:00
parent e4b620ea54
commit 5287cb7fba
34 changed files with 21 additions and 155 deletions
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10
components/canvas/canvas_paint_task.rs
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@ -220,6 +220,7 @@ impl<'a> CanvasPaintTask<'a> {
}
Canvas2dMsg::MoveTo(ref point) => painter.move_to(point),
Canvas2dMsg::LineTo(ref point) => painter.line_to(point),
Canvas2dMsg::Rect(ref rect) => painter.rect(rect),
Canvas2dMsg::QuadraticCurveTo(ref cp, ref pt) => {
painter.quadratic_curve_to(cp, pt)
}
@ -351,6 +352,15 @@ impl<'a> CanvasPaintTask<'a> {
self.path_builder.line_to(*point)
}
fn rect(&self, rect: &Rect<f32>) {
self.path_builder.move_to(Point2D(rect.origin.x, rect.origin.y));
self.path_builder.line_to(Point2D(rect.origin.x + rect.size.width, rect.origin.y));
self.path_builder.line_to(Point2D(rect.origin.x + rect.size.width,
rect.origin.y + rect.size.height));
self.path_builder.line_to(Point2D(rect.origin.x, rect.origin.y + rect.size.height));
self.path_builder.close();
}
fn quadratic_curve_to(&self,
cp: &Point2D<AzFloat>,
endpoint: &Point2D<AzFloat>) {