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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 * Copyright (C) 2013 Intel Corporation. All rights reserved. | 3 * Copyright (C) 2013 Intel Corporation. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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92 void setSquashingDisallowedReasons(SquashingDisallowedReasons); | 92 void setSquashingDisallowedReasons(SquashingDisallowedReasons); |
93 void setOwnerNodeId(int); | 93 void setOwnerNodeId(int); |
94 | 94 |
95 GraphicsLayer* parent() const { return m_parent; } | 95 GraphicsLayer* parent() const { return m_parent; } |
96 void setParent(GraphicsLayer*); // Internal use only. | 96 void setParent(GraphicsLayer*); // Internal use only. |
97 | 97 |
98 const Vector<GraphicsLayer*>& children() const { return m_children; } | 98 const Vector<GraphicsLayer*>& children() const { return m_children; } |
99 // Returns true if the child list changed. | 99 // Returns true if the child list changed. |
100 bool setChildren(const GraphicsLayerVector&); | 100 bool setChildren(const GraphicsLayerVector&); |
101 | 101 |
102 // Add child layers. If the child is already parented, it will be removed from
its old parent. | 102 // Add child layers. If the child is already parented, it will be removed from |
| 103 // its old parent. |
103 void addChild(GraphicsLayer*); | 104 void addChild(GraphicsLayer*); |
104 void addChildBelow(GraphicsLayer*, GraphicsLayer* sibling); | 105 void addChildBelow(GraphicsLayer*, GraphicsLayer* sibling); |
105 | 106 |
106 void removeAllChildren(); | 107 void removeAllChildren(); |
107 void removeFromParent(); | 108 void removeFromParent(); |
108 | 109 |
109 GraphicsLayer* maskLayer() const { return m_maskLayer; } | 110 GraphicsLayer* maskLayer() const { return m_maskLayer; } |
110 void setMaskLayer(GraphicsLayer*); | 111 void setMaskLayer(GraphicsLayer*); |
111 | 112 |
112 GraphicsLayer* contentsClippingMaskLayer() const { | 113 GraphicsLayer* contentsClippingMaskLayer() const { |
113 return m_contentsClippingMaskLayer; | 114 return m_contentsClippingMaskLayer; |
114 } | 115 } |
115 void setContentsClippingMaskLayer(GraphicsLayer*); | 116 void setContentsClippingMaskLayer(GraphicsLayer*); |
116 | 117 |
117 enum ShouldSetNeedsDisplay { DontSetNeedsDisplay, SetNeedsDisplay }; | 118 enum ShouldSetNeedsDisplay { DontSetNeedsDisplay, SetNeedsDisplay }; |
118 | 119 |
119 // Offset is origin of the layoutObject minus origin of the graphics layer (so
either zero or negative). | 120 // The offset is the origin of the layoutObject minus the origin of the |
| 121 // graphics layer (so either zero or negative). |
120 IntSize offsetFromLayoutObject() const { | 122 IntSize offsetFromLayoutObject() const { |
121 return flooredIntSize(m_offsetFromLayoutObject); | 123 return flooredIntSize(m_offsetFromLayoutObject); |
122 } | 124 } |
123 void setOffsetFromLayoutObject(const IntSize&, | 125 void setOffsetFromLayoutObject(const IntSize&, |
124 ShouldSetNeedsDisplay = SetNeedsDisplay); | 126 ShouldSetNeedsDisplay = SetNeedsDisplay); |
125 LayoutSize offsetFromLayoutObjectWithSubpixelAccumulation() const; | 127 LayoutSize offsetFromLayoutObjectWithSubpixelAccumulation() const; |
126 | 128 |
127 // The double version is only used in |updateScrollingLayerGeometry()| for det
ecting | 129 // The double version is only used in updateScrollingLayerGeometry() for |
128 // scroll offset change at floating point precision. | 130 // detecting a scroll offset change at floating point precision. |
129 DoubleSize offsetDoubleFromLayoutObject() const { | 131 DoubleSize offsetDoubleFromLayoutObject() const { |
130 return m_offsetFromLayoutObject; | 132 return m_offsetFromLayoutObject; |
131 } | 133 } |
132 void setOffsetDoubleFromLayoutObject(const DoubleSize&, | 134 void setOffsetDoubleFromLayoutObject(const DoubleSize&, |
133 ShouldSetNeedsDisplay = SetNeedsDisplay); | 135 ShouldSetNeedsDisplay = SetNeedsDisplay); |
134 | 136 |
135 // The position of the layer (the location of its top-left corner in its paren
t) | 137 // The position of the layer (the location of its top-left corner in its |
| 138 // parent). |
136 const FloatPoint& position() const { return m_position; } | 139 const FloatPoint& position() const { return m_position; } |
137 void setPosition(const FloatPoint&); | 140 void setPosition(const FloatPoint&); |
138 | 141 |
139 const FloatPoint3D& transformOrigin() const { return m_transformOrigin; } | 142 const FloatPoint3D& transformOrigin() const { return m_transformOrigin; } |
140 void setTransformOrigin(const FloatPoint3D&); | 143 void setTransformOrigin(const FloatPoint3D&); |
141 | 144 |
142 // The size of the layer. | 145 // The size of the layer. |
143 const FloatSize& size() const { return m_size; } | 146 const FloatSize& size() const { return m_size; } |
144 void setSize(const FloatSize&); | 147 void setSize(const FloatSize&); |
145 | 148 |
146 const TransformationMatrix& transform() const { return m_transform; } | 149 const TransformationMatrix& transform() const { return m_transform; } |
147 void setTransform(const TransformationMatrix&); | 150 void setTransform(const TransformationMatrix&); |
148 void setShouldFlattenTransform(bool); | 151 void setShouldFlattenTransform(bool); |
149 void setRenderingContext(int id); | 152 void setRenderingContext(int id); |
150 | 153 |
151 bool masksToBounds() const; | 154 bool masksToBounds() const; |
152 void setMasksToBounds(bool); | 155 void setMasksToBounds(bool); |
153 | 156 |
154 bool drawsContent() const { return m_drawsContent; } | 157 bool drawsContent() const { return m_drawsContent; } |
155 void setDrawsContent(bool); | 158 void setDrawsContent(bool); |
156 | 159 |
157 bool contentsAreVisible() const { return m_contentsVisible; } | 160 bool contentsAreVisible() const { return m_contentsVisible; } |
158 void setContentsVisible(bool); | 161 void setContentsVisible(bool); |
159 | 162 |
160 void setScrollParent(WebLayer*); | 163 void setScrollParent(WebLayer*); |
161 void setClipParent(WebLayer*); | 164 void setClipParent(WebLayer*); |
162 | 165 |
163 // For special cases, e.g. drawing missing tiles on Android. | 166 // For special cases, e.g. drawing missing tiles on Android. |
164 // The compositor should never paint this color in normal cases because the La
yer | 167 // The compositor should never paint this color in normal cases because the |
165 // will paint background by itself. | 168 // Layer will paint the background by itself. |
166 void setBackgroundColor(const Color&); | 169 void setBackgroundColor(const Color&); |
167 | 170 |
168 // opaque means that we know the layer contents have no alpha | 171 // opaque means that we know the layer contents have no alpha |
169 bool contentsOpaque() const { return m_contentsOpaque; } | 172 bool contentsOpaque() const { return m_contentsOpaque; } |
170 void setContentsOpaque(bool); | 173 void setContentsOpaque(bool); |
171 | 174 |
172 bool backfaceVisibility() const { return m_backfaceVisibility; } | 175 bool backfaceVisibility() const { return m_backfaceVisibility; } |
173 void setBackfaceVisibility(bool visible); | 176 void setBackfaceVisibility(bool visible); |
174 | 177 |
175 float opacity() const { return m_opacity; } | 178 float opacity() const { return m_opacity; } |
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205 Image*, | 208 Image*, |
206 RespectImageOrientationEnum = DoNotRespectImageOrientation); | 209 RespectImageOrientationEnum = DoNotRespectImageOrientation); |
207 void setContentsToPlatformLayer(WebLayer* layer) { setContentsTo(layer); } | 210 void setContentsToPlatformLayer(WebLayer* layer) { setContentsTo(layer); } |
208 bool hasContentsLayer() const { return m_contentsLayer; } | 211 bool hasContentsLayer() const { return m_contentsLayer; } |
209 | 212 |
210 // For hosting this GraphicsLayer in a native layer hierarchy. | 213 // For hosting this GraphicsLayer in a native layer hierarchy. |
211 WebLayer* platformLayer() const; | 214 WebLayer* platformLayer() const; |
212 | 215 |
213 int paintCount() const { return m_paintCount; } | 216 int paintCount() const { return m_paintCount; } |
214 | 217 |
215 // Return a string with a human readable form of the layer tree, If debug is t
rue | 218 // Return a string with a human readable form of the layer tree. If debug is |
216 // pointers for the layers and timing data will be included in the returned st
ring. | 219 // true, pointers for the layers and timing data will be included in the |
| 220 // returned string. |
217 String layerTreeAsText(LayerTreeFlags = LayerTreeNormal) const; | 221 String layerTreeAsText(LayerTreeFlags = LayerTreeNormal) const; |
218 | 222 |
219 std::unique_ptr<JSONObject> layerTreeAsJSON(LayerTreeFlags) const; | 223 std::unique_ptr<JSONObject> layerTreeAsJSON(LayerTreeFlags) const; |
220 | 224 |
221 void setTracksRasterInvalidations(bool); | 225 void setTracksRasterInvalidations(bool); |
222 bool isTrackingOrCheckingRasterInvalidations() const { | 226 bool isTrackingOrCheckingRasterInvalidations() const { |
223 return RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled() || | 227 return RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled() || |
224 m_isTrackingRasterInvalidations; | 228 m_isTrackingRasterInvalidations; |
225 } | 229 } |
226 | 230 |
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356 bool m_painted : 1; | 360 bool m_painted : 1; |
357 | 361 |
358 bool m_isTrackingRasterInvalidations : 1; | 362 bool m_isTrackingRasterInvalidations : 1; |
359 | 363 |
360 GraphicsLayerPaintingPhase m_paintingPhase; | 364 GraphicsLayerPaintingPhase m_paintingPhase; |
361 | 365 |
362 Vector<GraphicsLayer*> m_children; | 366 Vector<GraphicsLayer*> m_children; |
363 GraphicsLayer* m_parent; | 367 GraphicsLayer* m_parent; |
364 | 368 |
365 GraphicsLayer* m_maskLayer; // Reference to mask layer. We don't own this. | 369 GraphicsLayer* m_maskLayer; // Reference to mask layer. We don't own this. |
366 GraphicsLayer* | 370 GraphicsLayer* m_contentsClippingMaskLayer; // Reference to clipping mask |
367 m_contentsClippingMaskLayer; // Reference to clipping mask layer. We don'
t own this. | 371 // layer. We don't own this. |
368 | 372 |
369 IntRect m_contentsRect; | 373 IntRect m_contentsRect; |
370 | 374 |
371 int m_paintCount; | 375 int m_paintCount; |
372 | 376 |
373 std::unique_ptr<WebContentLayer> m_layer; | 377 std::unique_ptr<WebContentLayer> m_layer; |
374 std::unique_ptr<WebImageLayer> m_imageLayer; | 378 std::unique_ptr<WebImageLayer> m_imageLayer; |
375 WebLayer* m_contentsLayer; | 379 WebLayer* m_contentsLayer; |
376 // We don't have ownership of m_contentsLayer, but we do want to know if a giv
en layer is the | 380 // We don't have ownership of m_contentsLayer, but we do want to know if a |
377 // same as our current layer in setContentsTo(). Since m_contentsLayer may be
deleted at this point, | 381 // given layer is the same as our current layer in setContentsTo(). Since |
378 // we stash an ID away when we know m_contentsLayer is alive and use that for
comparisons from that point | 382 // |m_contentsLayer| may be deleted at this point, we stash an ID away when we |
379 // on. | 383 // know |m_contentsLayer| is alive and use that for comparisons from that |
| 384 // point on. |
380 int m_contentsLayerId; | 385 int m_contentsLayerId; |
381 | 386 |
382 Vector<LinkHighlight*> m_linkHighlights; | 387 Vector<LinkHighlight*> m_linkHighlights; |
383 | 388 |
384 std::unique_ptr<ContentLayerDelegate> m_contentLayerDelegate; | 389 std::unique_ptr<ContentLayerDelegate> m_contentLayerDelegate; |
385 | 390 |
386 WeakPersistent<ScrollableArea> m_scrollableArea; | 391 WeakPersistent<ScrollableArea> m_scrollableArea; |
387 GraphicsLayerDebugInfo m_debugInfo; | 392 GraphicsLayerDebugInfo m_debugInfo; |
388 int m_renderingContext3d; | 393 int m_renderingContext3d; |
389 | 394 |
390 std::unique_ptr<PaintController> m_paintController; | 395 std::unique_ptr<PaintController> m_paintController; |
391 | 396 |
392 IntRect m_previousInterestRect; | 397 IntRect m_previousInterestRect; |
393 }; | 398 }; |
394 | 399 |
395 } // namespace blink | 400 } // namespace blink |
396 | 401 |
397 #ifndef NDEBUG | 402 #ifndef NDEBUG |
398 // Outside the blink namespace for ease of invocation from gdb. | 403 // Outside the blink namespace for ease of invocation from gdb. |
399 void PLATFORM_EXPORT showGraphicsLayerTree(const blink::GraphicsLayer*); | 404 void PLATFORM_EXPORT showGraphicsLayerTree(const blink::GraphicsLayer*); |
400 #endif | 405 #endif |
401 | 406 |
402 #endif // GraphicsLayer_h | 407 #endif // GraphicsLayer_h |
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