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LibGfx: Preseve original alpha when applying tint filter
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1 changed files with 7 additions and 4 deletions
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@ -15,17 +15,20 @@ class TintFilter : public ColorFilter {
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public:
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TintFilter(Color color, float amount)
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: ColorFilter(amount)
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, m_color(color)
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, m_color(Color::from_rgb(color.value()))
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{
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}
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virtual bool amount_handled_in_filter() const override { return true; }
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virtual StringView class_name() const override { return "TintFilter"sv; }
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protected:
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Color convert_color(Color) override
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Color convert_color(Color dest) override
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{
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// Note: ColorFilter will blend by amount
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return m_color;
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return Color::from_rgb(dest.value())
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.mixed_with(m_color, m_amount)
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.with_alpha(dest.alpha());
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};
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private:
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