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LibWeb: Implement the canvas gradients
This gets: - CanvasRenderingContext2D.createLinearGradient() - CanvasRenderingContext2D.createConicGradient() - CanvasRenderingContext2D.createRadialGradient() Actually working as fill styles for paths and rectangles :^) Getting them working for strokes is left as an exercise is left as an exercise for the reader.
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27a3e11f02
4 changed files with 26 additions and 38 deletions
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@ -42,7 +42,15 @@ bool CanvasState::is_context_lost()
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NonnullRefPtr<Gfx::PaintStyle> CanvasState::FillOrStrokeStyle::to_gfx_paint_style()
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{
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VERIFY_NOT_REACHED();
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return m_fill_or_stoke_style.visit(
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[&](Gfx::Color color) -> NonnullRefPtr<Gfx::PaintStyle> {
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if (!m_color_paint_style)
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m_color_paint_style = Gfx::SolidColorPaintStyle::create(color);
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return m_color_paint_style.release_nonnull();
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},
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[&](JS::Handle<CanvasGradient> gradient) {
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return gradient->to_gfx_paint_style();
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});
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}
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Gfx::Color CanvasState::FillOrStrokeStyle::to_color_but_fixme_should_accept_any_paint_style() const
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@ -53,7 +53,7 @@ public:
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private:
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FillOrStrokeVariant m_fill_or_stoke_style;
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RefPtr<Gfx::PaintStyle> m_color_fill_style { nullptr };
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RefPtr<Gfx::PaintStyle> m_color_paint_style { nullptr };
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};
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// https://html.spec.whatwg.org/multipage/canvas.html#drawing-state
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