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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ | 5 #ifndef CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ |
| 6 #define CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ | 6 #define CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ |
| 7 | 7 |
| 8 #include "cc/base/cc_export.h" | 8 #include "cc/base/cc_export.h" |
| 9 #include "cc/resources/layer_updater.h" | 9 #include "cc/resources/layer_updater.h" |
| 10 #include "ui/gfx/rect.h" | 10 #include "ui/gfx/rect.h" |
| 11 | 11 |
| 12 class SkCanvas; | 12 class SkCanvas; |
| 13 | 13 |
| 14 namespace cc { | 14 namespace cc { |
| 15 | 15 |
| 16 class LayerPainter; | 16 class LayerPainter; |
| 17 | 17 |
| 18 // Base class for BitmapContentLayerUpdater and | 18 // Base class for BitmapContentLayerUpdater and |
| 19 // SkPictureContentLayerUpdater that reduces code duplication between | 19 // SkPictureContentLayerUpdater that reduces code duplication between |
| 20 // their respective paintContents implementations. | 20 // their respective PaintContents implementations. |
| 21 class CC_EXPORT ContentLayerUpdater : public LayerUpdater { | 21 class CC_EXPORT ContentLayerUpdater : public LayerUpdater { |
| 22 protected: | 22 protected: |
| 23 explicit ContentLayerUpdater(scoped_ptr<LayerPainter> painter); | 23 explicit ContentLayerUpdater(scoped_ptr<LayerPainter> painter); |
| 24 virtual ~ContentLayerUpdater(); | 24 virtual ~ContentLayerUpdater(); |
| 25 | 25 |
| 26 void PaintContents(SkCanvas* canvas, | 26 void PaintContents(SkCanvas* canvas, |
| 27 gfx::Rect content_rect, | 27 gfx::Rect content_rect, |
| 28 float contents_width_scale, | 28 float contents_width_scale, |
| 29 float contents_height_scale, | 29 float contents_height_scale, |
| 30 gfx::Rect* resulting_opaque_rect, | 30 gfx::Rect* resulting_opaque_rect, |
| 31 RenderingStats* stats); | 31 RenderingStats* stats); |
| 32 gfx::Rect content_rect() const { return content_rect_; } | 32 gfx::Rect content_rect() const { return content_rect_; } |
| 33 | 33 |
| 34 private: | 34 private: |
| 35 gfx::Rect content_rect_; | 35 gfx::Rect content_rect_; |
| 36 scoped_ptr<LayerPainter> painter_; | 36 scoped_ptr<LayerPainter> painter_; |
| 37 | 37 |
| 38 DISALLOW_COPY_AND_ASSIGN(ContentLayerUpdater); | 38 DISALLOW_COPY_AND_ASSIGN(ContentLayerUpdater); |
| 39 }; | 39 }; |
| 40 | 40 |
| 41 } // namespace cc | 41 } // namespace cc |
| 42 | 42 |
| 43 #endif // CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ | 43 #endif // CC_RESOURCES_CONTENT_LAYER_UPDATER_H_ |
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