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comparison: gfx/2d/SourceSurfaceCairo.h
gfx/2d/SourceSurfaceCairo.h
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| 1 /* -*- Mode: C++; tab-width: 20; 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 _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H | |
| 7 #define _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H | |
| 8 | |
| 9 #include "2D.h" | |
| 10 | |
| 11 namespace mozilla { | |
| 12 namespace gfx { | |
| 13 | |
| 14 class DrawTargetCairo; | |
| 15 | |
| 16 class SourceSurfaceCairo : public SourceSurface | |
| 17 { | |
| 18 public: | |
| 19 MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceCairo) | |
| 20 // Create a SourceSurfaceCairo. The surface will not be copied, but simply | |
| 21 // referenced. | |
| 22 // If aDrawTarget is non-nullptr, it is assumed that this is a snapshot source | |
| 23 // surface, and we'll call DrawTargetCairo::RemoveSnapshot(this) on it when | |
| 24 // we're destroyed. | |
| 25 SourceSurfaceCairo(cairo_surface_t* aSurface, const IntSize& aSize, | |
| 26 const SurfaceFormat& aFormat, | |
| 27 DrawTargetCairo* aDrawTarget = nullptr); | |
| 28 virtual ~SourceSurfaceCairo(); | |
| 29 | |
| 30 virtual SurfaceType GetType() const { return SurfaceType::CAIRO; } | |
| 31 virtual IntSize GetSize() const; | |
| 32 virtual SurfaceFormat GetFormat() const; | |
| 33 virtual TemporaryRef<DataSourceSurface> GetDataSurface(); | |
| 34 | |
| 35 cairo_surface_t* GetSurface() const; | |
| 36 | |
| 37 private: // methods | |
| 38 friend class DrawTargetCairo; | |
| 39 void DrawTargetWillChange(); | |
| 40 | |
| 41 private: // data | |
| 42 IntSize mSize; | |
| 43 SurfaceFormat mFormat; | |
| 44 cairo_surface_t* mSurface; | |
| 45 DrawTargetCairo* mDrawTarget; | |
| 46 }; | |
| 47 | |
| 48 class DataSourceSurfaceCairo : public DataSourceSurface | |
| 49 { | |
| 50 public: | |
| 51 MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceCairo) | |
| 52 DataSourceSurfaceCairo(cairo_surface_t* imageSurf); | |
| 53 virtual ~DataSourceSurfaceCairo(); | |
| 54 virtual unsigned char *GetData(); | |
| 55 virtual int32_t Stride(); | |
| 56 | |
| 57 virtual SurfaceType GetType() const { return SurfaceType::CAIRO_IMAGE; } | |
| 58 virtual IntSize GetSize() const; | |
| 59 virtual SurfaceFormat GetFormat() const; | |
| 60 | |
| 61 cairo_surface_t* GetSurface() const; | |
| 62 | |
| 63 private: | |
| 64 cairo_surface_t* mImageSurface; | |
| 65 }; | |
| 66 | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 #endif // _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H |
