| OLD | NEW |
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2011 The Android Open Source Project | 3 * Copyright 2011 The Android Open Source Project |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 | 9 |
| 10 #ifndef SkDrawFilter_DEFINED | 10 #ifndef SkDrawFilter_DEFINED |
| 11 #define SkDrawFilter_DEFINED | 11 #define SkDrawFilter_DEFINED |
| 12 | 12 |
| 13 #include "SkRefCnt.h" | 13 #include "SkRefCnt.h" |
| 14 | 14 |
| 15 class SkCanvas; | 15 class SkCanvas; |
| 16 class SkPaint; | 16 class SkPaint; |
| 17 | 17 |
| 18 /** | 18 /** |
| 19 * Right before something is being draw, filter() is called with the | 19 * Right before something is being draw, filter() is called with the |
| 20 * paint. The filter may modify the paint as it wishes, which will then be | 20 * paint. The filter may modify the paint as it wishes, which will then be |
| 21 * used for the actual drawing. Note: this modification only lasts for the | 21 * used for the actual drawing. Note: this modification only lasts for the |
| 22 * current draw, as a temporary copy of the paint is used. | 22 * current draw, as a temporary copy of the paint is used. |
| 23 */ | 23 */ |
| 24 class SK_API SkDrawFilter : public SkRefCnt { | 24 class SK_API SkDrawFilter : public SkRefCnt { |
| 25 public: | 25 public: |
| 26 SK_DECLARE_INST_COUNT(SkDrawFilter) | |
| 27 | |
| 28 enum Type { | 26 enum Type { |
| 29 kPaint_Type, | 27 kPaint_Type, |
| 30 kPoint_Type, | 28 kPoint_Type, |
| 31 kLine_Type, | 29 kLine_Type, |
| 32 kBitmap_Type, | 30 kBitmap_Type, |
| 33 kRect_Type, | 31 kRect_Type, |
| 34 kRRect_Type, | 32 kRRect_Type, |
| 35 kOval_Type, | 33 kOval_Type, |
| 36 kPath_Type, | 34 kPath_Type, |
| 37 kText_Type, | 35 kText_Type, |
| 38 }; | 36 }; |
| 39 | 37 |
| 40 enum { | 38 enum { |
| 41 kTypeCount = kText_Type + 1 | 39 kTypeCount = kText_Type + 1 |
| 42 }; | 40 }; |
| 43 | 41 |
| 44 /** | 42 /** |
| 45 * Called with the paint that will be used to draw the specified type. | 43 * Called with the paint that will be used to draw the specified type. |
| 46 * The implementation may modify the paint as they wish. If filter() | 44 * The implementation may modify the paint as they wish. If filter() |
| 47 * returns false, the draw will be skipped. | 45 * returns false, the draw will be skipped. |
| 48 */ | 46 */ |
| 49 virtual bool filter(SkPaint*, Type) = 0; | 47 virtual bool filter(SkPaint*, Type) = 0; |
| 50 | 48 |
| 51 private: | 49 private: |
| 52 typedef SkRefCnt INHERITED; | 50 typedef SkRefCnt INHERITED; |
| 53 }; | 51 }; |
| 54 | 52 |
| 55 #endif | 53 #endif |
| OLD | NEW |