The Tor Browser / file comparison
comparison: gfx/layers/basic/AutoMaskData.h
gfx/layers/basic/AutoMaskData.h
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:93cdaa1e73c3 |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef GFX_AUTOMASKDATA_H_ | |
| 7 #define GFX_AUTOMASKDATA_H_ | |
| 8 | |
| 9 #include "mozilla/layers/LayersSurfaces.h" // for SurfaceDescriptor | |
| 10 | |
| 11 namespace mozilla { | |
| 12 namespace layers { | |
| 13 | |
| 14 /** | |
| 15 * Drawing with a mask requires a mask surface and a transform. | |
| 16 * | |
| 17 * This helper class manages the SourceSurface logic. | |
| 18 */ | |
| 19 class MOZ_STACK_CLASS AutoMoz2DMaskData { | |
| 20 public: | |
| 21 AutoMoz2DMaskData() { } | |
| 22 ~AutoMoz2DMaskData() { } | |
| 23 | |
| 24 void Construct(const gfx::Matrix& aTransform, | |
| 25 gfx::SourceSurface* aSurface) | |
| 26 { | |
| 27 MOZ_ASSERT(!IsConstructed()); | |
| 28 mTransform = aTransform; | |
| 29 mSurface = aSurface; | |
| 30 } | |
| 31 | |
| 32 gfx::SourceSurface* GetSurface() | |
| 33 { | |
| 34 MOZ_ASSERT(IsConstructed()); | |
| 35 return mSurface.get(); | |
| 36 } | |
| 37 | |
| 38 const gfx::Matrix& GetTransform() | |
| 39 { | |
| 40 MOZ_ASSERT(IsConstructed()); | |
| 41 return mTransform; | |
| 42 } | |
| 43 | |
| 44 private: | |
| 45 bool IsConstructed() | |
| 46 { | |
| 47 return !!mSurface; | |
| 48 } | |
| 49 | |
| 50 gfx::Matrix mTransform; | |
| 51 RefPtr<gfx::SourceSurface> mSurface; | |
| 52 | |
| 53 AutoMoz2DMaskData(const AutoMoz2DMaskData&) MOZ_DELETE; | |
| 54 AutoMoz2DMaskData& operator=(const AutoMoz2DMaskData&) MOZ_DELETE; | |
| 55 }; | |
| 56 | |
| 57 } | |
| 58 } | |
| 59 | |
| 60 #endif // GFX_AUTOMASKDATA_H_ |
