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| 1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 #include "config.h" | 5 #include "config.h" |
| 6 | 6 |
| 7 #include "cc/image_layer_updater.h" | 7 #include "cc/image_layer_updater.h" |
| 8 #include "cc/resource_update_queue.h" | 8 #include "cc/resource_update_queue.h" |
| 9 | 9 |
| 10 namespace cc { | 10 namespace cc { |
| 11 | 11 |
| 12 void ImageLayerUpdater::Resource::update(ResourceUpdateQueue& queue, const gfx::
Rect& sourceRect, const gfx::Vector2d& destOffset, bool partialUpdate, Rendering
Stats&) | 12 void ImageLayerUpdater::Resource::update(ResourceUpdateQueue& queue, const gfx::
Rect& sourceRect, const gfx::Vector2d& destOffset, bool partialUpdate, Rendering
Stats&) |
| 13 { | 13 { |
| 14 m_updater->updateTexture(queue, texture(), sourceRect, destOffset, partialUp
date); | 14 m_updater->updateTexture(queue, texture(), sourceRect, destOffset, partialUp
date); |
| 15 } | 15 } |
| 16 | 16 |
| 17 // static | 17 // static |
| 18 scoped_refptr<ImageLayerUpdater> ImageLayerUpdater::create() | 18 scoped_refptr<ImageLayerUpdater> ImageLayerUpdater::create() |
| 19 { | 19 { |
| 20 return make_scoped_refptr(new ImageLayerUpdater()); | 20 return make_scoped_refptr(new ImageLayerUpdater()); |
| 21 } | 21 } |
| 22 | 22 |
| 23 scoped_ptr<LayerUpdater::Resource> ImageLayerUpdater::createResource( | 23 scoped_ptr<LayerUpdater::Resource> ImageLayerUpdater::createResource( |
| 24 PrioritizedTextureManager* manager) | 24 PrioritizedResourceManager* manager) |
| 25 { | 25 { |
| 26 return scoped_ptr<LayerUpdater::Resource>(new Resource(this, PrioritizedText
ure::create(manager))); | 26 return scoped_ptr<LayerUpdater::Resource>(new Resource(this, PrioritizedReso
urce::create(manager))); |
| 27 } | 27 } |
| 28 | 28 |
| 29 void ImageLayerUpdater::updateTexture(ResourceUpdateQueue& queue, PrioritizedTex
ture* texture, const gfx::Rect& sourceRect, const gfx::Vector2d& destOffset, boo
l partialUpdate) | 29 void ImageLayerUpdater::updateTexture(ResourceUpdateQueue& queue, PrioritizedRes
ource* texture, const gfx::Rect& sourceRect, const gfx::Vector2d& destOffset, bo
ol partialUpdate) |
| 30 { | 30 { |
| 31 // Source rect should never go outside the image pixels, even if this | 31 // Source rect should never go outside the image pixels, even if this |
| 32 // is requested because the texture extends outside the image. | 32 // is requested because the texture extends outside the image. |
| 33 gfx::Rect clippedSourceRect = sourceRect; | 33 gfx::Rect clippedSourceRect = sourceRect; |
| 34 gfx::Rect imageRect = gfx::Rect(0, 0, m_bitmap.width(), m_bitmap.height()); | 34 gfx::Rect imageRect = gfx::Rect(0, 0, m_bitmap.width(), m_bitmap.height()); |
| 35 clippedSourceRect.Intersect(imageRect); | 35 clippedSourceRect.Intersect(imageRect); |
| 36 | 36 |
| 37 gfx::Vector2d clippedDestOffset = destOffset + gfx::Vector2d(clippedSourceRe
ct.origin() - sourceRect.origin()); | 37 gfx::Vector2d clippedDestOffset = destOffset + gfx::Vector2d(clippedSourceRe
ct.origin() - sourceRect.origin()); |
| 38 | 38 |
| 39 ResourceUpdate upload = ResourceUpdate::Create(texture, | 39 ResourceUpdate upload = ResourceUpdate::Create(texture, |
| 40 &m_bitmap, | 40 &m_bitmap, |
| 41 imageRect, | 41 imageRect, |
| 42 clippedSourceRect, | 42 clippedSourceRect, |
| 43 clippedDestOffset); | 43 clippedDestOffset); |
| 44 if (partialUpdate) | 44 if (partialUpdate) |
| 45 queue.appendPartialUpload(upload); | 45 queue.appendPartialUpload(upload); |
| 46 else | 46 else |
| 47 queue.appendFullUpload(upload); | 47 queue.appendFullUpload(upload); |
| 48 } | 48 } |
| 49 | 49 |
| 50 void ImageLayerUpdater::setBitmap(const SkBitmap& bitmap) | 50 void ImageLayerUpdater::setBitmap(const SkBitmap& bitmap) |
| 51 { | 51 { |
| 52 m_bitmap = bitmap; | 52 m_bitmap = bitmap; |
| 53 } | 53 } |
| 54 | 54 |
| 55 } | 55 } |
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