reed@google.com | 02f65f2 | 2012-08-06 21:20:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #ifndef SkFilterShader_DEFINED |
| 9 | #define SkFilterShader_DEFINED |
| 10 | |
| 11 | #include "SkShader.h" |
| 12 | |
| 13 | class SkColorFilter; |
| 14 | |
| 15 | class SkFilterShader : public SkShader { |
| 16 | public: |
| 17 | SkFilterShader(SkShader* shader, SkColorFilter* filter); |
| 18 | virtual ~SkFilterShader(); |
| 19 | |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 20 | virtual size_t contextSize() const SK_OVERRIDE; |
| 21 | |
| 22 | class FilterShaderContext : public SkShader::Context { |
| 23 | public: |
| 24 | // Takes ownership of shaderContext and calls its destructor. |
commit-bot@chromium.org | e901b6d | 2014-05-01 19:31:31 +0000 | [diff] [blame] | 25 | FilterShaderContext(const SkFilterShader&, SkShader::Context*, const ContextRec&); |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 26 | virtual ~FilterShaderContext(); |
| 27 | |
| 28 | virtual uint32_t getFlags() const SK_OVERRIDE; |
| 29 | |
| 30 | virtual void shadeSpan(int x, int y, SkPMColor[], int count) SK_OVERRIDE; |
| 31 | virtual void shadeSpan16(int x, int y, uint16_t[], int count) SK_OVERRIDE; |
| 32 | |
reed | cc0e311 | 2014-09-10 10:20:24 -0700 | [diff] [blame] | 33 | virtual void set3DMask(const SkMask* mask) SK_OVERRIDE { |
| 34 | // forward to our proxy |
| 35 | fShaderContext->set3DMask(mask); |
| 36 | } |
| 37 | |
commit-bot@chromium.org | 87fcd95 | 2014-04-23 19:10:51 +0000 | [diff] [blame] | 38 | private: |
| 39 | SkShader::Context* fShaderContext; |
| 40 | |
| 41 | typedef SkShader::Context INHERITED; |
| 42 | }; |
reed@google.com | 02f65f2 | 2012-08-06 21:20:05 +0000 | [diff] [blame] | 43 | |
commit-bot@chromium.org | 0f10f7b | 2014-03-13 18:02:17 +0000 | [diff] [blame] | 44 | SK_TO_STRING_OVERRIDE() |
reed@google.com | 02f65f2 | 2012-08-06 21:20:05 +0000 | [diff] [blame] | 45 | SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkFilterShader) |
| 46 | |
| 47 | protected: |
reed | 9fa60da | 2014-08-21 07:59:51 -0700 | [diff] [blame] | 48 | #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
| 49 | SkFilterShader(SkReadBuffer&); |
| 50 | #endif |
commit-bot@chromium.org | 8b0e8ac | 2014-01-30 18:58:24 +0000 | [diff] [blame] | 51 | virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE; |
commit-bot@chromium.org | ce56d96 | 2014-05-05 18:39:18 +0000 | [diff] [blame] | 52 | virtual Context* onCreateContext(const ContextRec&, void* storage) const SK_OVERRIDE; |
skia.committer@gmail.com | edda70e | 2014-05-06 03:06:53 +0000 | [diff] [blame] | 53 | |
reed@google.com | 02f65f2 | 2012-08-06 21:20:05 +0000 | [diff] [blame] | 54 | |
| 55 | private: |
| 56 | SkShader* fShader; |
| 57 | SkColorFilter* fFilter; |
| 58 | |
| 59 | typedef SkShader INHERITED; |
| 60 | }; |
| 61 | |
| 62 | #endif |