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|    1 /* |    1 /* | 
|    2  * Copyright 2012 Google Inc. |    2  * Copyright 2012 Google Inc. | 
|    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 SkImage_DEFINED |    8 #ifndef SkImage_DEFINED | 
|    9 #define SkImage_DEFINED |    9 #define SkImage_DEFINED | 
|   10  |   10  | 
| (...skipping 30 matching lines...) Expand all  Loading... | 
|   41 class SK_API SkImage : public SkRefCnt { |   41 class SK_API SkImage : public SkRefCnt { | 
|   42 public: |   42 public: | 
|   43     SK_DECLARE_INST_COUNT(SkImage) |   43     SK_DECLARE_INST_COUNT(SkImage) | 
|   44  |   44  | 
|   45     typedef SkImageInfo Info; |   45     typedef SkImageInfo Info; | 
|   46  |   46  | 
|   47     static SkImage* NewRasterCopy(const Info&, const void* pixels, size_t rowByt
     es); |   47     static SkImage* NewRasterCopy(const Info&, const void* pixels, size_t rowByt
     es); | 
|   48     static SkImage* NewRasterData(const Info&, SkData* pixels, size_t rowBytes); |   48     static SkImage* NewRasterData(const Info&, SkData* pixels, size_t rowBytes); | 
|   49  |   49  | 
|   50     /** |   50     /** | 
|   51      * GrTexture is a more logical parameter for this factory, but its |  | 
|   52      * interactions with scratch cache still has issues, so for now we take |  | 
|   53      * SkBitmap instead. This will be changed in the future. skbug.com/1449 |  | 
|   54      */ |  | 
|   55     static SkImage* NewTexture(const SkBitmap&); |  | 
|   56  |  | 
|   57     virtual bool isOpaque() const { return false; } |  | 
|   58  |  | 
|   59     /** |  | 
|   60      *  Construct a new SkImage based on the given ImageGenerator. |   51      *  Construct a new SkImage based on the given ImageGenerator. | 
|   61      *  This function will always take ownership of the passed |   52      *  This function will always take ownership of the passed | 
|   62      *  ImageGenerator.  Returns NULL on error. |   53      *  ImageGenerator.  Returns NULL on error. | 
|   63      */ |   54      */ | 
|   64     static SkImage* NewFromGenerator(SkImageGenerator*); |   55     static SkImage* NewFromGenerator(SkImageGenerator*); | 
|   65  |   56  | 
|   66     /** |   57     /** | 
|   67      *  Construct a new SkImage based on the specified encoded data. Returns NUL
     L on failure, |   58      *  Construct a new SkImage based on the specified encoded data. Returns NUL
     L on failure, | 
|   68      *  which can mean that the format of the encoded data was not recognized/su
     pported. |   59      *  which can mean that the format of the encoded data was not recognized/su
     pported. | 
|   69      * |   60      * | 
|   70      *  Regardless of success or failure, the caller is responsible for managing
      their ownership |   61      *  Regardless of success or failure, the caller is responsible for managing
      their ownership | 
|   71      *  of the data. |   62      *  of the data. | 
|   72      */ |   63      */ | 
|   73     static SkImage* NewFromData(SkData* data); |   64     static SkImage* NewFromData(SkData* data); | 
|   74  |   65  | 
|   75     int width() const { return fWidth; } |   66     int width() const { return fWidth; } | 
|   76     int height() const { return fHeight; } |   67     int height() const { return fHeight; } | 
|   77     uint32_t uniqueID() const { return fUniqueID; } |   68     uint32_t uniqueID() const { return fUniqueID; } | 
 |   69     virtual bool isOpaque() const { return false; } | 
|   78  |   70  | 
|   79     /** |   71     /** | 
|   80      * Return the GrTexture that stores the image pixels. Calling getTexture |   72      * Return the GrTexture that stores the image pixels. Calling getTexture | 
|   81      * does not affect the reference count of the GrTexture object. |   73      * does not affect the reference count of the GrTexture object. | 
|   82      * Will return NULL if the image does not use a texture. |   74      * Will return NULL if the image does not use a texture. | 
|   83      */ |   75      */ | 
|   84     GrTexture* getTexture(); |   76     GrTexture* getTexture(); | 
|   85  |   77  | 
|   86     virtual SkShader* newShader(SkShader::TileMode, |   78     virtual SkShader* newShader(SkShader::TileMode, | 
|   87                                 SkShader::TileMode, |   79                                 SkShader::TileMode, | 
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|  167      *  Draw the image, cropped to the src rect, to the dst rect of a canvas. |  159      *  Draw the image, cropped to the src rect, to the dst rect of a canvas. | 
|  168      *  If src is larger than the bounds of the image, the rest of the image is |  160      *  If src is larger than the bounds of the image, the rest of the image is | 
|  169      *  filled with transparent black pixels. |  161      *  filled with transparent black pixels. | 
|  170      * |  162      * | 
|  171      *  See SkCanvas::drawBitmapRectToRect for similar behavior. |  163      *  See SkCanvas::drawBitmapRectToRect for similar behavior. | 
|  172      */ |  164      */ | 
|  173     void drawRect(SkCanvas*, const SkRect* src, const SkRect& dst, const SkPaint
     *) const; |  165     void drawRect(SkCanvas*, const SkRect* src, const SkRect& dst, const SkPaint
     *) const; | 
|  174 }; |  166 }; | 
|  175  |  167  | 
|  176 #endif |  168 #endif | 
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