michael@0: 
michael@0: /*
michael@0:  * Copyright 2012 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: #ifndef SkSweepGradient_DEFINED
michael@0: #define SkSweepGradient_DEFINED
michael@0: 
michael@0: #include "SkGradientShaderPriv.h"
michael@0: 
michael@0: class SkSweepGradient : public SkGradientShaderBase {
michael@0: public:
michael@0:     SkSweepGradient(SkScalar cx, SkScalar cy, const Descriptor&);
michael@0:     virtual void shadeSpan(int x, int y, SkPMColor dstC[], int count) SK_OVERRIDE;
michael@0:     virtual void shadeSpan16(int x, int y, uint16_t dstC[], int count) SK_OVERRIDE;
michael@0: 
michael@0:     virtual BitmapType asABitmap(SkBitmap* bitmap,
michael@0:                                  SkMatrix* matrix,
michael@0:                                  TileMode* xy) const SK_OVERRIDE;
michael@0: 
michael@0:     virtual GradientType asAGradient(GradientInfo* info) const SK_OVERRIDE;
michael@0: 
michael@0:     virtual GrEffectRef* asNewEffect(GrContext* context, const SkPaint&) const SK_OVERRIDE;
michael@0: 
michael@0:     SK_TO_STRING_OVERRIDE()
michael@0:     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkSweepGradient)
michael@0: 
michael@0: protected:
michael@0:     SkSweepGradient(SkReadBuffer& buffer);
michael@0:     virtual void flatten(SkWriteBuffer& buffer) const SK_OVERRIDE;
michael@0: 
michael@0: private:
michael@0:     typedef SkGradientShaderBase INHERITED;
michael@0:     const SkPoint fCenter;
michael@0: };
michael@0: 
michael@0: #endif