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LibGfx: Add Color::with_opacity(float opacity)

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This returns the color with its alpha scaled by the opacity.
This commit is contained in:
MacDue 2023-05-18 19:02:00 +01:00 • committed by Andreas Kling
parent f0560fd087
commit 120e5b6b6f
1 changed files with 5 additions and 0 deletions
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5
Userland/Libraries/LibGfx/Color.h
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@ -331,6 +331,11 @@ public:
alpha()); alpha());
} }
constexpr Color with_opacity(float opacity) const
{
return with_alpha(alpha() * opacity);
}
constexpr Color darkened(float amount = 0.5f) const constexpr Color darkened(float amount = 0.5f) const
{ {
return Color(red() * amount, green() * amount, blue() * amount, alpha()); return Color(red() * amount, green() * amount, blue() * amount, alpha());