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Fix gradient transformation (#588)

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* Fix with perfect circle

* Actually fix rotated gradient

* Gradient transform & fix on rotated canvas

* Cleanup & remove logging
This commit is contained in:
0HyperCube
2022-04-20 18:14:33 +01:00
committed by Keavon Chambers
parent bbe94e35cb
commit c7e80180c2
4 changed files with 46 additions and 15 deletions
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graphene/src/layers/shape_layer.rs
+13 -1
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@@ -32,6 +32,10 @@ pub struct ShapeLayer {
impl LayerData for ShapeLayer {
fn render(&mut self, svg: &mut String, svg_defs: &mut String, transforms: &mut Vec<DAffine2>, view_mode: ViewMode) {
let mut path = self.path.clone();
let kurbo::Rect { x0, y0, x1, y1 } = path.bounding_box();
let layer_bounds = [(x0, y0).into(), (x1, y1).into()];
let transform = self.transform(transforms, view_mode);
let inverse = transform.inverse();
if !inverse.is_finite() {
@@ -40,12 +44,20 @@ impl LayerData for ShapeLayer {
}
path.apply_affine(glam_to_kurbo(transform));
let kurbo::Rect { x0, y0, x1, y1 } = path.bounding_box();
let transformed_bounds = [(x0, y0).into(), (x1, y1).into()];
let _ = writeln!(svg, r#"<g transform="matrix("#);
inverse.to_cols_array().iter().enumerate().for_each(|(i, entry)| {
let _ = svg.write_str(&(entry.to_string() + if i == 5 { "" } else { "," }));
});
let _ = svg.write_str(r#")">"#);
let _ = write!(svg, r#"<path d="{}" {} />"#, path.to_svg(), self.style.render(view_mode, svg_defs));
let _ = write!(
svg,
r#"<path d="{}" {} />"#,
path.to_svg(),
self.style.render(view_mode, svg_defs, transform, layer_bounds, transformed_bounds)
);
let _ = svg.write_str("</g>");
}