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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 SkDeferredCanvas_DEFINED | 8 #ifndef SkDeferredCanvas_DEFINED |
| 9 #define SkDeferredCanvas_DEFINED | 9 #define SkDeferredCanvas_DEFINED |
| 10 | 10 |
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| 26 class SK_API SkDeferredCanvas : public SkCanvas { | 26 class SK_API SkDeferredCanvas : public SkCanvas { |
| 27 public: | 27 public: |
| 28 class SK_API NotificationClient; | 28 class SK_API NotificationClient; |
| 29 | 29 |
| 30 /** Construct a canvas with the specified surface to draw into. | 30 /** Construct a canvas with the specified surface to draw into. |
| 31 This factory must be used for newImageSnapshot to work. | 31 This factory must be used for newImageSnapshot to work. |
| 32 @param surface Specifies a surface for the canvas to draw into. | 32 @param surface Specifies a surface for the canvas to draw into. |
| 33 */ | 33 */ |
| 34 static SkDeferredCanvas* Create(SkSurface* surface); | 34 static SkDeferredCanvas* Create(SkSurface* surface); |
| 35 | 35 |
| 36 // static SkDeferredCanvas* Create(SkBaseDevice* device); | |
| 37 | |
| 38 virtual ~SkDeferredCanvas(); | 36 virtual ~SkDeferredCanvas(); |
| 39 | 37 |
| 40 /** | 38 /** |
| 41 * Specify the surface to be used by this canvas. Calling setSurface will | 39 * Specify the surface to be used by this canvas. Calling setSurface will |
| 42 * release the previously set surface or device. Takes a reference on the | 40 * release the previously set surface or device. Takes a reference on the |
| 43 * surface. | 41 * surface. |
| 44 * | 42 * |
| 45 * @param surface The surface that the canvas will raw into | 43 * @param surface The surface that the canvas will raw into |
| 46 * @return The surface argument, for convenience. | 44 * @return The surface argument, for convenience. |
| 47 */ | 45 */ |
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| 250 | 248 |
| 251 mutable SkISize fCachedCanvasSize; | 249 mutable SkISize fCachedCanvasSize; |
| 252 mutable bool fCachedCanvasSizeDirty; | 250 mutable bool fCachedCanvasSizeDirty; |
| 253 | 251 |
| 254 friend class SkDeferredCanvasTester; // for unit testing | 252 friend class SkDeferredCanvasTester; // for unit testing |
| 255 typedef SkCanvas INHERITED; | 253 typedef SkCanvas INHERITED; |
| 256 }; | 254 }; |
| 257 | 255 |
| 258 | 256 |
| 259 #endif | 257 #endif |
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