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LibWeb: Paint conic-gradient()
s
This is a first pass at painting conic-gradient()s, I've yet to try to optimize this much, but I feel like you could do better than atan2 in a loop.
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4 changed files with 129 additions and 66 deletions
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@ -1976,12 +1976,17 @@ String ConicGradientStyleValue::to_string() const
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return builder.to_string();
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}
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void ConicGradientStyleValue::resolve_for_size(Layout::Node const&, Gfx::FloatSize const&) const
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void ConicGradientStyleValue::resolve_for_size(Layout::Node const& node, Gfx::FloatSize const& size) const
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{
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if (!m_resolved.has_value())
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m_resolved = ResolvedData { Painting::resolve_conic_gradient_data(node, *this), {} };
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m_resolved->position = m_position.resolved(node, Gfx::FloatRect { { 0, 0 }, size });
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}
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void ConicGradientStyleValue::paint(PaintContext&, Gfx::IntRect const&, CSS::ImageRendering) const
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void ConicGradientStyleValue::paint(PaintContext& context, Gfx::IntRect const& dest_rect, CSS::ImageRendering) const
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{
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VERIFY(m_resolved.has_value());
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Painting::paint_conic_gradient(context, dest_rect, m_resolved->data, m_resolved->position.to_rounded<int>());
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}
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bool ConicGradientStyleValue::equals(StyleValue const&) const
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@ -1233,6 +1233,13 @@ private:
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Angle m_from_angle;
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PositionValue m_position;
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Vector<AngularColorStopListElement> m_color_stop_list;
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struct ResolvedData {
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Painting::ConicGradientData data;
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Gfx::FloatPoint position;
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};
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mutable Optional<ResolvedData> m_resolved;
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};
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class LinearGradientStyleValue final : public AbstractImageStyleValue {
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