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Add Image rotation support

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Co-authored-by: DKolter <68352124+DKolter@users.noreply.github.com>
This commit is contained in:
Héctor Ramón Jiménez 2024-05-02 13:15:17 +02:00
parent aae8e4f5cf
commit 09a6bcfffc
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GPG key ID: 7CC46565708259A7
19 changed files with 374 additions and 84 deletions
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49
tiny_skia/src/engine.rs
View file

@ -539,10 +539,10 @@ impl Engine {
pub fn draw_image(
&mut self,
image: &Image,
_transformation: Transformation,
_pixels: &mut tiny_skia::PixmapMut<'_>,
_clip_mask: &mut tiny_skia::Mask,
_clip_bounds: Rectangle,
transformation: Transformation,
pixels: &mut tiny_skia::PixmapMut<'_>,
clip_mask: &mut tiny_skia::Mask,
clip_bounds: Rectangle,
) {
match image {
#[cfg(feature = "image")]
@ -550,22 +550,31 @@ impl Engine {
handle,
filter_method,
bounds,
rotation,
scale,
} => {
let physical_bounds = *bounds * _transformation;
let physical_bounds = *bounds * transformation;
if !_clip_bounds.intersects(&physical_bounds) {
if !clip_bounds.intersects(&physical_bounds) {
return;
}
let clip_mask = (!physical_bounds.is_within(&_clip_bounds))
.then_some(_clip_mask as &_);
let clip_mask = (!physical_bounds.is_within(&clip_bounds))
.then_some(clip_mask as &_);
let center = physical_bounds.center();
let transform = into_transform(transformation)
.post_rotate_at(rotation.to_degrees(), center.x, center.y)
.post_translate(-center.x, -center.y)
.post_scale(scale.width, scale.height)
.post_translate(center.x, center.y);
self.raster_pipeline.draw(
handle,
*filter_method,
*bounds,
_pixels,
into_transform(_transformation),
pixels,
transform,
clip_mask,
);
}
@ -574,21 +583,31 @@ impl Engine {
handle,
color,
bounds,
rotation,
scale,
} => {
let physical_bounds = *bounds * _transformation;
let physical_bounds = *bounds * transformation;
if !_clip_bounds.intersects(&physical_bounds) {
if !clip_bounds.intersects(&physical_bounds) {
return;
}
let clip_mask = (!physical_bounds.is_within(&_clip_bounds))
.then_some(_clip_mask as &_);
let clip_mask = (!physical_bounds.is_within(&clip_bounds))
.then_some(clip_mask as &_);
let center = physical_bounds.center();
let transform = into_transform(transformation)
.post_rotate_at(rotation.to_degrees(), center.x, center.y)
.post_translate(-center.x, -center.y)
.post_scale(scale.width, scale.height)
.post_translate(center.x, center.y);
self.vector_pipeline.draw(
handle,
*color,
physical_bounds,
_pixels,
pixels,
transform,
clip_mask,
);
}