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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 PaintArtifactCompositor_h | 5 #ifndef PaintArtifactCompositor_h |
| 6 #define PaintArtifactCompositor_h | 6 #define PaintArtifactCompositor_h |
| 7 | 7 |
| 8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
| 9 #include "platform/PlatformExport.h" | 9 #include "platform/PlatformExport.h" |
| 10 #include "platform/RuntimeEnabledFeatures.h" | 10 #include "platform/RuntimeEnabledFeatures.h" |
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| 79 bool hasTrackedRasterInvalidations() const; | 79 bool hasTrackedRasterInvalidations() const; |
| 80 | 80 |
| 81 std::unique_ptr<JSONObject> layersAsJSON(LayerTreeFlags) const; | 81 std::unique_ptr<JSONObject> layersAsJSON(LayerTreeFlags) const; |
| 82 | 82 |
| 83 private: | 83 private: |
| 84 PaintArtifactCompositor(); | 84 PaintArtifactCompositor(); |
| 85 | 85 |
| 86 class ContentLayerClientImpl; | 86 class ContentLayerClientImpl; |
| 87 | 87 |
| 88 // Builds a leaf layer that represents a single paint chunk. | 88 // Builds a leaf layer that represents a single paint chunk. |
| 89 // Note: cc::Layer API assumes the layer bounds to start at (0, 0) but the bou
nding box of | 89 // Note: cc::Layer API assumes the layer bounds start at (0, 0), but the |
| 90 // a paint chunk does not necessarily start at (0, 0) and could even be negati
ve. Internally | 90 // bounding box of a paint chunk does not necessarily start at (0, 0) (and |
| 91 // the generated layer translates the paint chunk to align the bounding box to
(0, 0) and | 91 // could even be negative). Internally the generated layer translates the |
| 92 // return the actual origin of the paint chunk in output parameter layerOffset
. | 92 // paint chunk to align the bounding box to (0, 0) and return the actual |
| 93 // origin of the paint chunk in the |layerOffset| outparam. |
| 93 scoped_refptr<cc::Layer> layerForPaintChunk( | 94 scoped_refptr<cc::Layer> layerForPaintChunk( |
| 94 const PaintArtifact&, | 95 const PaintArtifact&, |
| 95 const PaintChunk&, | 96 const PaintChunk&, |
| 96 gfx::Vector2dF& layerOffset, | 97 gfx::Vector2dF& layerOffset, |
| 97 Vector<std::unique_ptr<ContentLayerClientImpl>>& newContentLayerClients, | 98 Vector<std::unique_ptr<ContentLayerClientImpl>>& newContentLayerClients, |
| 98 RasterInvalidationTracking*); | 99 RasterInvalidationTracking*); |
| 99 | 100 |
| 100 // Finds a client among the current vector of clients that matches the paint c
hunk's id, | 101 // Finds a client among the current vector of clients that matches the paint |
| 101 // or otherwise allocates a new one. | 102 // chunk's id, or otherwise allocates a new one. |
| 102 std::unique_ptr<ContentLayerClientImpl> clientForPaintChunk( | 103 std::unique_ptr<ContentLayerClientImpl> clientForPaintChunk( |
| 103 const PaintChunk&, | 104 const PaintChunk&, |
| 104 const PaintArtifact&); | 105 const PaintArtifact&); |
| 105 | 106 |
| 106 scoped_refptr<cc::Layer> m_rootLayer; | 107 scoped_refptr<cc::Layer> m_rootLayer; |
| 107 std::unique_ptr<WebLayer> m_webLayer; | 108 std::unique_ptr<WebLayer> m_webLayer; |
| 108 Vector<std::unique_ptr<ContentLayerClientImpl>> m_contentLayerClients; | 109 Vector<std::unique_ptr<ContentLayerClientImpl>> m_contentLayerClients; |
| 109 | 110 |
| 110 bool m_extraDataForTestingEnabled = false; | 111 bool m_extraDataForTestingEnabled = false; |
| 111 std::unique_ptr<ExtraDataForTesting> m_extraDataForTesting; | 112 std::unique_ptr<ExtraDataForTesting> m_extraDataForTesting; |
| 112 friend class StubChromeClientForSPv2; | 113 friend class StubChromeClientForSPv2; |
| 113 | 114 |
| 114 bool m_isTrackingRasterInvalidations; | 115 bool m_isTrackingRasterInvalidations; |
| 115 }; | 116 }; |
| 116 | 117 |
| 117 } // namespace blink | 118 } // namespace blink |
| 118 | 119 |
| 119 #endif // PaintArtifactCompositor_h | 120 #endif // PaintArtifactCompositor_h |
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