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Issue #2489: Create ColorMixValue structure

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erixreyes 2025-07-19 12:22:06 +08:00 • committed by roytam1
commit cb60df2169
1 changed files with 53 additions and 0 deletions
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53
layout/style/nsCSSValue.h
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@ -521,6 +521,7 @@ enum nsCSSUnit {
eCSSUnit_HSLColor = 89, // (nsCSSValueFloatColor*)
eCSSUnit_HSLAColor = 90, // (nsCSSValueFloatColor*)
eCSSUnit_ComplexColor = 91, // (ComplexColorValue*)
eCSSUnit_ColorMix = 92, // (ColorMixValue*)
eCSSUnit_Percent = 100, // (float) 1.0 == 100%) value is percentage of something
eCSSUnit_Number = 101, // (float) value is numeric (usually multiplier, different behavior than percent)
@ -606,6 +607,13 @@ struct nsCSSValueTriplet;
struct nsCSSValueTriplet_heap;
class nsCSSValueFloatColor;
namespace mozilla {
namespace css {
enum class ColorMixColorSpace;
struct ColorMixValue;
} // namespace css
} // namespace mozilla
class nsCSSValue {
public:
struct Array;
@ -805,6 +813,12 @@ public:
return mValue.mComplexColor->ToComplexColor();
}
mozilla::css::ColorMixValue* GetColorMixValue() const
{
MOZ_ASSERT(mUnit == eCSSUnit_ColorMix);
return mValue.mColorMix;
}
Array* GetArrayValue() const
{
MOZ_ASSERT(UnitHasArrayValue(), "not an array value");
@ -950,6 +964,8 @@ public:
void SetRGBAColorValue(const mozilla::css::RGBAColorData& aValue);
void SetComplexColorValue(
already_AddRefed<mozilla::css::ComplexColorValue> aValue);
void SetColorMixValue(
already_AddRefed<mozilla::css::ColorMixValue> aValue);
void SetCascadeOriginValue(mozilla::SheetType aValue, nsCSSUnit aUnit);
void SetArrayValue(nsCSSValue::Array* aArray, nsCSSUnit aUnit);
void SetURLValue(mozilla::css::URLValue* aURI);
@ -1063,6 +1079,7 @@ protected:
nsCSSValueFloatColor* MOZ_OWNING_REF mFloatColor;
mozilla::css::FontFamilyListRefCnt* MOZ_OWNING_REF mFontFamilyList;
mozilla::css::ComplexColorValue* MOZ_OWNING_REF mComplexColor;
mozilla::css::ColorMixValue* MOZ_OWNING_REF mColorMix;
mozilla::SheetType mCascadeOrigin;
} mValue;
};
@ -1972,5 +1989,41 @@ protected:
static const corner_type corners[4];
};
namespace mozilla {
namespace css {
enum class ColorMixColorSpace {
sRGB,
HSL
};
struct ColorMixValue final
{
ColorMixColorSpace mColorSpace;
nsCSSValue mColor1;
nsCSSValue mColor2;
float mWeight1;
float mWeight2;
ColorMixValue(ColorMixColorSpace aColorSpace, const nsCSSValue& aColor1, const nsCSSValue& aColor2)
: mColorSpace(aColorSpace), mColor1(aColor1), mColor2(aColor2), mWeight1(0.5f), mWeight2(0.5f) {}
ColorMixValue(ColorMixColorSpace aColorSpace, const nsCSSValue& aColor1, const nsCSSValue& aColor2,
float aWeight1, float aWeight2)
: mColorSpace(aColorSpace), mColor1(aColor1), mColor2(aColor2), mWeight1(aWeight1), mWeight2(aWeight2) {}
ColorMixValue(const ColorMixValue&) = delete;
NS_INLINE_DECL_REFCOUNTING(ColorMixValue)
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const;
private:
~ColorMixValue() {}
};
} // namespace css
} // namespace mozilla
#endif /* nsCSSValue_h___ */