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1 // Copyright 2010 The Chromium Authors. All rights reserved. | 1 // Copyright 2010 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 "cc/layers/picture_image_layer.h" | 5 #include "cc/layers/picture_image_layer.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include "cc/layers/picture_layer_impl.h" | 9 #include "cc/layers/picture_layer_impl.h" |
| 10 #include "cc/paint/paint_canvas.h" |
| 11 #include "cc/paint/paint_recorder.h" |
10 #include "cc/playback/display_item_list_settings.h" | 12 #include "cc/playback/display_item_list_settings.h" |
11 #include "cc/playback/drawing_display_item.h" | 13 #include "cc/playback/drawing_display_item.h" |
12 #include "cc/trees/layer_tree_host.h" | 14 #include "cc/trees/layer_tree_host.h" |
13 #include "cc/trees/layer_tree_settings.h" | 15 #include "cc/trees/layer_tree_settings.h" |
14 #include "third_party/skia/include/core/SkCanvas.h" | |
15 #include "third_party/skia/include/core/SkImage.h" | |
16 #include "third_party/skia/include/core/SkPictureRecorder.h" | |
17 #include "ui/gfx/skia_util.h" | |
18 | 16 |
19 namespace cc { | 17 namespace cc { |
20 | 18 |
21 scoped_refptr<PictureImageLayer> PictureImageLayer::Create() { | 19 scoped_refptr<PictureImageLayer> PictureImageLayer::Create() { |
22 return make_scoped_refptr(new PictureImageLayer()); | 20 return make_scoped_refptr(new PictureImageLayer()); |
23 } | 21 } |
24 | 22 |
25 PictureImageLayer::PictureImageLayer() : PictureLayer(this) {} | 23 PictureImageLayer::PictureImageLayer() : PictureLayer(this) {} |
26 | 24 |
27 PictureImageLayer::~PictureImageLayer() { | 25 PictureImageLayer::~PictureImageLayer() { |
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62 DCHECK_GT(image_->width(), 0); | 60 DCHECK_GT(image_->width(), 0); |
63 DCHECK_GT(image_->height(), 0); | 61 DCHECK_GT(image_->height(), 0); |
64 DCHECK(layer_tree_host()); | 62 DCHECK(layer_tree_host()); |
65 | 63 |
66 DisplayItemListSettings settings; | 64 DisplayItemListSettings settings; |
67 settings.use_cached_picture = | 65 settings.use_cached_picture = |
68 layer_tree_host()->GetSettings().use_cached_picture_raster; | 66 layer_tree_host()->GetSettings().use_cached_picture_raster; |
69 scoped_refptr<DisplayItemList> display_list = | 67 scoped_refptr<DisplayItemList> display_list = |
70 DisplayItemList::Create(settings); | 68 DisplayItemList::Create(settings); |
71 | 69 |
72 SkPictureRecorder recorder; | 70 PaintRecorder recorder; |
73 SkCanvas* canvas = | 71 PaintCanvas* canvas = |
74 recorder.beginRecording(gfx::RectToSkRect(PaintableRegion())); | 72 recorder.beginRecording(gfx::RectToSkRect(PaintableRegion())); |
75 | 73 |
76 SkScalar content_to_layer_scale_x = | 74 SkScalar content_to_layer_scale_x = |
77 SkFloatToScalar(static_cast<float>(bounds().width()) / image_->width()); | 75 SkFloatToScalar(static_cast<float>(bounds().width()) / image_->width()); |
78 SkScalar content_to_layer_scale_y = | 76 SkScalar content_to_layer_scale_y = |
79 SkFloatToScalar(static_cast<float>(bounds().height()) / image_->height()); | 77 SkFloatToScalar(static_cast<float>(bounds().height()) / image_->height()); |
80 canvas->scale(content_to_layer_scale_x, content_to_layer_scale_y); | 78 canvas->scale(content_to_layer_scale_x, content_to_layer_scale_y); |
81 | 79 |
82 // Because Android WebView resourceless software draw mode rasters directly | 80 // Because Android WebView resourceless software draw mode rasters directly |
83 // to the root canvas, this draw must use the kSrcOver_Mode so that | 81 // to the root canvas, this draw must use the kSrcOver_Mode so that |
84 // transparent images blend correctly. | 82 // transparent images blend correctly. |
85 canvas->drawImage(image_.get(), 0, 0); | 83 canvas->drawImage(image_.get(), 0, 0); |
86 | 84 |
87 display_list->CreateAndAppendDrawingItem<DrawingDisplayItem>( | 85 display_list->CreateAndAppendDrawingItem<DrawingDisplayItem>( |
88 PaintableRegion(), recorder.finishRecordingAsPicture()); | 86 PaintableRegion(), recorder.finishRecordingAsPicture()); |
89 | 87 |
90 display_list->Finalize(); | 88 display_list->Finalize(); |
91 return display_list; | 89 return display_list; |
92 } | 90 } |
93 | 91 |
94 bool PictureImageLayer::FillsBoundsCompletely() const { | 92 bool PictureImageLayer::FillsBoundsCompletely() const { |
95 return false; | 93 return false; |
96 } | 94 } |
97 | 95 |
98 size_t PictureImageLayer::GetApproximateUnsharedMemoryUsage() const { | 96 size_t PictureImageLayer::GetApproximateUnsharedMemoryUsage() const { |
99 return 0; | 97 return 0; |
100 } | 98 } |
101 | 99 |
102 } // namespace cc | 100 } // namespace cc |
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