diff options
Diffstat (limited to 'include/core/SkColorShader.h')
| -rw-r--r-- | include/core/SkColorShader.h | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/include/core/SkColorShader.h b/include/core/SkColorShader.h index 975156c0eb..56e5add4a3 100644 --- a/include/core/SkColorShader.h +++ b/include/core/SkColorShader.h @@ -30,16 +30,35 @@ public: */ SkColorShader(SkColor c); - virtual ~SkColorShader(); - - virtual uint32_t getFlags() SK_OVERRIDE; - virtual uint8_t getSpan16Alpha() const SK_OVERRIDE; virtual bool isOpaque() const SK_OVERRIDE; - virtual bool setContext(const SkBitmap& device, const SkPaint& paint, - const SkMatrix& matrix) SK_OVERRIDE; - virtual void shadeSpan(int x, int y, SkPMColor span[], int count) SK_OVERRIDE; - virtual void shadeSpan16(int x, int y, uint16_t span[], int count) SK_OVERRIDE; - virtual void shadeSpanAlpha(int x, int y, uint8_t alpha[], int count) SK_OVERRIDE; + + virtual SkShader::Context* createContext(const SkBitmap& device, + const SkPaint& paint, + const SkMatrix& matrix, + void* storage) const SK_OVERRIDE; + + virtual size_t contextSize() const SK_OVERRIDE { + return sizeof(ColorShaderContext); + } + + class ColorShaderContext : public SkShader::Context { + public: + ColorShaderContext(const SkColorShader& shader, const SkBitmap& device, + const SkPaint& paint, const SkMatrix& matrix); + + virtual uint32_t getFlags() const SK_OVERRIDE; + virtual uint8_t getSpan16Alpha() const SK_OVERRIDE; + virtual void shadeSpan(int x, int y, SkPMColor span[], int count) SK_OVERRIDE; + virtual void shadeSpan16(int x, int y, uint16_t span[], int count) SK_OVERRIDE; + virtual void shadeSpanAlpha(int x, int y, uint8_t alpha[], int count) SK_OVERRIDE; + + private: + SkPMColor fPMColor; + uint32_t fFlags; + uint16_t fColor16; + + typedef SkShader::Context INHERITED; + }; // we return false for this, use asAGradient virtual BitmapType asABitmap(SkBitmap* outTexture, @@ -56,11 +75,7 @@ protected: virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE; private: - SkColor fColor; // ignored if fInheritColor is true - SkPMColor fPMColor; // cached after setContext() - uint32_t fFlags; // cached after setContext() - uint16_t fColor16; // cached after setContext() SkBool8 fInheritColor; typedef SkShader INHERITED; |