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1 /* | 1 /* |
2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkTransparentShader_DEFINED | 8 #ifndef SkTransparentShader_DEFINED |
9 #define SkTransparentShader_DEFINED | 9 #define SkTransparentShader_DEFINED |
10 | 10 |
11 #include "SkShader.h" | 11 #include "SkShader.h" |
12 | 12 |
13 class SK_API SkTransparentShader : public SkShader { | 13 class SK_API SkTransparentShader : public SkShader { |
14 public: | 14 public: |
15 SkTransparentShader() {} | 15 SkTransparentShader() {} |
16 | 16 |
17 virtual SkShader::Context* createContext(const SkBitmap& device, const SkPai
nt& paint, | 17 virtual SkShader::Context* createContext(const ContextRec&, void* storage) c
onst |
18 const SkMatrix& matrix, void* stora
ge) const | |
19 SK_OVERRIDE; | 18 SK_OVERRIDE; |
20 virtual size_t contextSize() const SK_OVERRIDE; | 19 virtual size_t contextSize() const SK_OVERRIDE; |
21 | 20 |
22 class TransparentShaderContext : public SkShader::Context { | 21 class TransparentShaderContext : public SkShader::Context { |
23 public: | 22 public: |
24 TransparentShaderContext(const SkTransparentShader& shader, const SkBitm
ap& device, | 23 TransparentShaderContext(const SkTransparentShader& shader, const Contex
tRec&); |
25 const SkPaint& paint, const SkMatrix& matrix); | |
26 virtual ~TransparentShaderContext(); | 24 virtual ~TransparentShaderContext(); |
27 | 25 |
28 virtual uint32_t getFlags() const SK_OVERRIDE; | 26 virtual uint32_t getFlags() const SK_OVERRIDE; |
29 virtual void shadeSpan(int x, int y, SkPMColor[], int count) SK_OVERRIDE
; | 27 virtual void shadeSpan(int x, int y, SkPMColor[], int count) SK_OVERRIDE
; |
30 virtual void shadeSpan16(int x, int y, uint16_t span[], int count) SK_OV
ERRIDE; | 28 virtual void shadeSpan16(int x, int y, uint16_t span[], int count) SK_OV
ERRIDE; |
31 | 29 |
32 private: | 30 private: |
33 const SkBitmap* fDevice; | 31 const SkBitmap* fDevice; |
34 | 32 |
35 typedef SkShader::Context INHERITED; | 33 typedef SkShader::Context INHERITED; |
36 }; | 34 }; |
37 | 35 |
38 SK_TO_STRING_OVERRIDE() | 36 SK_TO_STRING_OVERRIDE() |
39 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkTransparentShader) | 37 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkTransparentShader) |
40 | 38 |
41 private: | 39 private: |
42 SkTransparentShader(SkReadBuffer& buffer) : INHERITED(buffer) {} | 40 SkTransparentShader(SkReadBuffer& buffer) : INHERITED(buffer) {} |
43 | 41 |
44 typedef SkShader INHERITED; | 42 typedef SkShader INHERITED; |
45 }; | 43 }; |
46 | 44 |
47 #endif | 45 #endif |
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