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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_image_layer_impl.h" | 9 #include "cc/layers/picture_image_layer_impl.h" |
| 10 #include "cc/playback/display_item_list_settings.h" | 10 #include "cc/playback/display_item_list_settings.h" |
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| 56 ContentLayerClient::PaintingControlSetting painting_control) { | 56 ContentLayerClient::PaintingControlSetting painting_control) { |
| 57 DCHECK(image_); | 57 DCHECK(image_); |
| 58 DCHECK_GT(image_->width(), 0); | 58 DCHECK_GT(image_->width(), 0); |
| 59 DCHECK_GT(image_->height(), 0); | 59 DCHECK_GT(image_->height(), 0); |
| 60 | 60 |
| 61 // Picture image layers can be used with GatherPixelRefs, so cached SkPictures | 61 // Picture image layers can be used with GatherPixelRefs, so cached SkPictures |
| 62 // are currently required. | 62 // are currently required. |
| 63 DisplayItemListSettings settings; | 63 DisplayItemListSettings settings; |
| 64 settings.use_cached_picture = true; | 64 settings.use_cached_picture = true; |
| 65 scoped_refptr<DisplayItemList> display_list = | 65 scoped_refptr<DisplayItemList> display_list = |
| 66 DisplayItemList::Create(PaintableRegion(), settings); | 66 DisplayItemList::Create(settings); |
| 67 | 67 |
| 68 SkPictureRecorder recorder; | 68 SkPictureRecorder recorder; |
| 69 SkCanvas* canvas = | 69 SkCanvas* canvas = |
| 70 recorder.beginRecording(gfx::RectToSkRect(PaintableRegion())); | 70 recorder.beginRecording(gfx::RectToSkRect(PaintableRegion())); |
| 71 | 71 |
| 72 SkScalar content_to_layer_scale_x = | 72 SkScalar content_to_layer_scale_x = |
| 73 SkFloatToScalar(static_cast<float>(bounds().width()) / image_->width()); | 73 SkFloatToScalar(static_cast<float>(bounds().width()) / image_->width()); |
| 74 SkScalar content_to_layer_scale_y = | 74 SkScalar content_to_layer_scale_y = |
| 75 SkFloatToScalar(static_cast<float>(bounds().height()) / image_->height()); | 75 SkFloatToScalar(static_cast<float>(bounds().height()) / image_->height()); |
| 76 canvas->scale(content_to_layer_scale_x, content_to_layer_scale_y); | 76 canvas->scale(content_to_layer_scale_x, content_to_layer_scale_y); |
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| 89 | 89 |
| 90 bool PictureImageLayer::FillsBoundsCompletely() const { | 90 bool PictureImageLayer::FillsBoundsCompletely() const { |
| 91 return false; | 91 return false; |
| 92 } | 92 } |
| 93 | 93 |
| 94 size_t PictureImageLayer::GetApproximateUnsharedMemoryUsage() const { | 94 size_t PictureImageLayer::GetApproximateUnsharedMemoryUsage() const { |
| 95 return 0; | 95 return 0; |
| 96 } | 96 } |
| 97 | 97 |
| 98 } // namespace cc | 98 } // namespace cc |
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