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LibWeb: Implement SVG opacity properties

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This implements the stop-opacity, fill-opacity, and stroke-opacity
properties (in CSS). This replaces the existing more ad-hoc
fill-opacity attribute handling.
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MacDue 2023-05-19 20:35:39 +01:00 • committed by Andreas Kling
parent 120e5b6b6f
commit 00cda96e2d
13 changed files with 141 additions and 29 deletions
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8
Userland/Libraries/LibWeb/SVG/SVGContext.h
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@ -23,10 +23,14 @@ public:
Gfx::Color fill_color() const { return state().fill_color; }
Gfx::Color stroke_color() const { return state().stroke_color; }
float stroke_width() const { return state().stroke_width; }
float fill_opacity() const { return state().fill_opacity; }
float stroke_opacity() const { return state().stroke_opacity; }
void set_fill_color(Gfx::Color color) { state().fill_color = color; }
void set_stroke_color(Gfx::Color color) { state().stroke_color = color; }
void set_stroke_width(float width) { state().stroke_width = width; }
void set_fill_opacity(float opacity) { state().fill_opacity = opacity; }
void set_stroke_opacity(float opacity) { state().stroke_opacity = opacity; }
CSSPixelPoint svg_element_position() const { return m_svg_element_bounds.top_left(); }
CSSPixelSize svg_element_size() const { return m_svg_element_bounds.size(); }
@ -38,7 +42,9 @@ private:
struct State {
Gfx::Color fill_color { Gfx::Color::Transparent };
Gfx::Color stroke_color { Gfx::Color::Transparent };
float stroke_width { 1.0 };
float stroke_width { 1.0f };
float fill_opacity { 1.0f };
float stroke_opacity { 1.0f };
};
State const& state() const { return m_states.last(); }