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Fix indentation in canvas_paint_task.

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This commit is contained in:
Ms2ger 2015-03-25 09:48:32 +01:00
parent e77c4e2d76
commit 86ce20dca3
1 changed files with 13 additions and 13 deletions
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26
components/canvas/canvas_paint_task.rs
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@ -65,9 +65,9 @@ impl<'a> CanvasPaintTask<'a> {
let mut src = (src_read_rect.origin.y * stride + src_read_rect.origin.x * 4) as usize;
//copy the data to the destination vector
for _ in range(0, src_read_rect.size.height) {
let row = &src_data[src .. src + (4 * src_read_rect.size.width) as usize];
image_data.push_all(row);
src += stride as usize;
let row = &src_data[src .. src + (4 * src_read_rect.size.width) as usize];
image_data.push_all(row);
src += stride as usize;
}
image_data
@ -78,30 +78,30 @@ impl<'a> CanvasPaintTask<'a> {
/// dest_rect: The area of the canvas where the imagedata will be copied
/// smoothing_enabled: if smoothing is applied to the copied pixels
fn write_pixels(&self, imagedata: &Vec<u8>,
image_size: Size2D<i32>,
source_rect: Rect<i32>,
dest_rect: Rect<i32>,
smoothing_enabled: bool) {
image_size: Size2D<i32>,
source_rect: Rect<i32>,
dest_rect: Rect<i32>,
smoothing_enabled: bool) {
// From spec https://html.spec.whatwg.org/multipage/scripting.html#dom-context-2d-drawimage
// When scaling up, if the imageSmoothingEnabled attribute is set to true, the user agent should attempt
// to apply a smoothing algorithm to the image data when it is scaled.
// Otherwise, the image must be rendered using nearest-neighbor interpolation.
let filter = if smoothing_enabled {
Filter::Linear
Filter::Linear
} else {
Filter::Point
Filter::Point
};
let source_surface = self.drawtarget.create_source_surface_from_data(imagedata.as_slice(),
image_size, image_size.width * 4, SurfaceFormat::B8G8R8A8);
image_size, image_size.width * 4, SurfaceFormat::B8G8R8A8);
let draw_surface_options = DrawSurfaceOptions::new(filter, true);
let draw_options = DrawOptions::new(1.0f64 as AzFloat, 0);
self.drawtarget.draw_surface(source_surface,
dest_rect.to_azfloat(),
source_rect.to_azfloat(),
draw_surface_options, draw_options);
dest_rect.to_azfloat(),
source_rect.to_azfloat(),
draw_surface_options, draw_options);
}
/// dirty_rect: original dirty_rect provided by the putImageData call