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Side by Side Diff: sky/engine/core/rendering/RenderLayer.h

Issue 735033003: Remove a bunch of dead code from RenderLayer (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: cr comments Created 6 years ago
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1 /* 1 /*
2 * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved. 2 * Copyright (C) 2003, 2009, 2012 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 * Portions are Copyright (C) 1998 Netscape Communications Corporation. 5 * Portions are Copyright (C) 1998 Netscape Communications Corporation.
6 * 6 *
7 * Other contributors: 7 * Other contributors:
8 * Robert O'Callahan <roc+@cs.cmu.edu> 8 * Robert O'Callahan <roc+@cs.cmu.edu>
9 * David Baron <dbaron@fas.harvard.edu> 9 * David Baron <dbaron@fas.harvard.edu>
10 * Christian Biesinger <cbiesinger@web.de> 10 * Christian Biesinger <cbiesinger@web.de>
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128 return curr; 128 return curr;
129 } 129 }
130 130
131 LayoutPoint location() const; 131 LayoutPoint location() const;
132 IntSize size() const; 132 IntSize size() const;
133 133
134 LayoutRect rect() const { return LayoutRect(location(), size()); } 134 LayoutRect rect() const { return LayoutRect(location(), size()); }
135 135
136 bool isRootLayer() const { return m_isRootLayer; } 136 bool isRootLayer() const { return m_isRootLayer; }
137 137
138 // Notification from the renderer that its content changed (e.g. current fra me of image changed).
139 // Allows updates of layer content without invalidating paint.
140 void contentChanged(ContentChangeType);
141
142 void updateLayerPositionsAfterLayout(); 138 void updateLayerPositionsAfterLayout();
143 139
144 void updateTransformationMatrix(); 140 void updateTransformationMatrix();
145 RenderLayer* renderingContextRoot(); 141 RenderLayer* renderingContextRoot();
146 142
147 // Our current relative position offset. 143 // Our current relative position offset.
148 const LayoutSize offsetForInFlowPosition() const; 144 const LayoutSize offsetForInFlowPosition() const;
149 145
150 void blockSelectionGapsBoundsChanged();
151 void addBlockSelectionGapsBounds(const LayoutRect&); 146 void addBlockSelectionGapsBounds(const LayoutRect&);
152 void clearBlockSelectionGapsBounds(); 147 void clearBlockSelectionGapsBounds();
153 void invalidatePaintForBlockSelectionGaps(); 148 void invalidatePaintForBlockSelectionGaps();
154 IntRect blockSelectionGapsBounds() const; 149 IntRect blockSelectionGapsBounds() const;
155 150
156 RenderLayerStackingNode* stackingNode() { return m_stackingNode.get(); } 151 RenderLayerStackingNode* stackingNode() { return m_stackingNode.get(); }
157 const RenderLayerStackingNode* stackingNode() const { return m_stackingNode. get(); } 152 const RenderLayerStackingNode* stackingNode() const { return m_stackingNode. get(); }
158 153
159 bool hasBoxDecorationsOrBackground() const; 154 bool hasBoxDecorationsOrBackground() const;
160 bool hasVisibleBoxDecorations() const; 155 bool hasVisibleBoxDecorations() const;
161 // Returns true if this layer has visible content (ignoring any child layers ). 156 // Returns true if this layer has visible content (ignoring any child layers ).
162 bool isVisuallyNonEmpty() const; 157 bool isVisuallyNonEmpty() const;
163 // True if this layer container renderers that paint. 158 // True if this layer container renderers that paint.
164 bool hasNonEmptyChildRenderers() const; 159 bool hasNonEmptyChildRenderers() const;
165 160
166 bool usedTransparency() const { return m_usedTransparency; } 161 bool usedTransparency() const { return m_usedTransparency; }
167 162
168 // Gets the nearest enclosing positioned ancestor layer (also includes 163 // Gets the nearest enclosing positioned ancestor layer (also includes
169 // the <html> layer and the root layer). 164 // the <html> layer and the root layer).
170 RenderLayer* enclosingPositionedAncestor() const; 165 RenderLayer* enclosingPositionedAncestor() const;
171 166
172 RenderLayer* enclosingOverflowClipLayer(IncludeSelfOrNot = IncludeSelf) cons t; 167 RenderLayer* enclosingOverflowClipLayer(IncludeSelfOrNot = IncludeSelf) cons t;
173 168
174 bool isPaintInvalidationContainer() const;
175
176 // Do *not* call this method unless you know what you are dooing. You probab ly want to call enclosingCompositingLayerForPaintInvalidation() instead.
177 // If includeSelf is true, may return this.
178 RenderLayer* enclosingLayerWithCompositedLayerMapping(IncludeSelfOrNot) cons t;
179
180 // Returns the enclosing layer root into which this layer paints, inclusive of this one. Note that the enclosing layer may or may not have its own
181 // GraphicsLayer backing, but is nevertheless the root for a call to the Ren derLayer::paint*() methods.
182 RenderLayer* enclosingLayerForPaintInvalidation() const;
183
184 RenderLayer* enclosingLayerForPaintInvalidationCrossingFrameBoundaries() con st;
185
186 RenderLayer* enclosingFilterLayer(IncludeSelfOrNot = IncludeSelf) const; 169 RenderLayer* enclosingFilterLayer(IncludeSelfOrNot = IncludeSelf) const;
187 bool hasAncestorWithFilterOutsets() const; 170 bool hasAncestorWithFilterOutsets() const;
188 171
189 bool canUseConvertToLayerCoords() const 172 bool canUseConvertToLayerCoords() const
190 { 173 {
191 return !renderer()->hasTransform(); 174 return !renderer()->hasTransform();
192 } 175 }
193 176
194 void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutPoint&) co nst; 177 void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutPoint&) co nst;
195 void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutRect&) con st; 178 void convertToLayerCoords(const RenderLayer* ancestorLayer, LayoutRect&) con st;
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253 // FIXME: reflections should force transform-style to be flat in the style: https://bugs.webkit.org/show_bug.cgi?id=106959 236 // FIXME: reflections should force transform-style to be flat in the style: https://bugs.webkit.org/show_bug.cgi?id=106959
254 bool shouldPreserve3D() const { return renderer()->style()->transformStyle3D () == TransformStyle3DPreserve3D; } 237 bool shouldPreserve3D() const { return renderer()->style()->transformStyle3D () == TransformStyle3DPreserve3D; }
255 238
256 void filterNeedsPaintInvalidation(); 239 void filterNeedsPaintInvalidation();
257 bool hasFilter() const { return renderer()->hasFilter(); } 240 bool hasFilter() const { return renderer()->hasFilter(); }
258 241
259 void* operator new(size_t); 242 void* operator new(size_t);
260 // Only safe to call from RenderLayerModelObject::destroyLayer() 243 // Only safe to call from RenderLayerModelObject::destroyLayer()
261 void operator delete(void*); 244 void operator delete(void*);
262 245
263 bool hasCompositedMask() const;
264 bool hasCompositedClippingMask() const;
265 bool needsCompositedScrolling() const { return m_scrollableArea && m_scrolla bleArea->needsCompositedScrolling(); } 246 bool needsCompositedScrolling() const { return m_scrollableArea && m_scrolla bleArea->needsCompositedScrolling(); }
266 247
267 bool clipsCompositingDescendantsWithBorderRadius() const;
268
269 // Computes the position of the given render object in the space of |paintIn validationContainer|. 248 // Computes the position of the given render object in the space of |paintIn validationContainer|.
270 // FIXME: invert the logic to have paint invalidation containers take care o f painting objects into them, rather than the reverse. 249 // FIXME: invert the logic to have paint invalidation containers take care o f painting objects into them, rather than the reverse.
271 // This will allow us to clean up this static method messiness. 250 // This will allow us to clean up this static method messiness.
272 static LayoutPoint positionFromPaintInvalidationContainer(const RenderObject *, const RenderLayerModelObject* paintInvalidationContainer, const PaintInvalida tionState* = 0); 251 static LayoutPoint positionFromPaintInvalidationContainer(const RenderObject *, const RenderLayerModelObject* paintInvalidationContainer, const PaintInvalida tionState* = 0);
273 252
274 static void mapRectToPaintBackingCoordinates(const RenderLayerModelObject* p aintInvalidationContainer, LayoutRect&);
275
276 // Adjusts the given rect (in the coordinate space of the RenderObject) to t he coordinate space of |paintInvalidationContainer|'s GraphicsLayer backing. 253 // Adjusts the given rect (in the coordinate space of the RenderObject) to t he coordinate space of |paintInvalidationContainer|'s GraphicsLayer backing.
277 static void mapRectToPaintInvalidationBacking(const RenderObject*, const Ren derLayerModelObject* paintInvalidationContainer, LayoutRect&, const PaintInvalid ationState* = 0); 254 static void mapRectToPaintInvalidationBacking(const RenderObject*, const Ren derLayerModelObject* paintInvalidationContainer, LayoutRect&, const PaintInvalid ationState* = 0);
278 255
279 // Computes the bounding paint invalidation rect for |renderObject|, in the coordinate space of |paintInvalidationContainer|'s GraphicsLayer backing. 256 // Computes the bounding paint invalidation rect for |renderObject|, in the coordinate space of |paintInvalidationContainer|'s GraphicsLayer backing.
280 static LayoutRect computePaintInvalidationRect(const RenderObject*, const Re nderLayer* paintInvalidationContainer, const PaintInvalidationState* = 0); 257 static LayoutRect computePaintInvalidationRect(const RenderObject*, const Re nderLayer* paintInvalidationContainer, const PaintInvalidationState* = 0);
281 258
282 bool paintsWithTransparency(PaintBehavior paintBehavior) const 259 bool paintsWithTransparency(PaintBehavior paintBehavior) const
283 { 260 {
284 // FIXME(sky): Remove 261 // FIXME(sky): Remove
285 return isTransparent(); 262 return isTransparent();
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311 RenderLayerFilterInfo::removeFilterInfoForRenderLayer(this); 288 RenderLayerFilterInfo::removeFilterInfoForRenderLayer(this);
312 } 289 }
313 290
314 bool hasFilterInfo() const { return m_hasFilterInfo; } 291 bool hasFilterInfo() const { return m_hasFilterInfo; }
315 void setHasFilterInfo(bool hasFilterInfo) { m_hasFilterInfo = hasFilterInfo; } 292 void setHasFilterInfo(bool hasFilterInfo) { m_hasFilterInfo = hasFilterInfo; }
316 293
317 void updateFilters(const RenderStyle* oldStyle, const RenderStyle* newStyle) ; 294 void updateFilters(const RenderStyle* oldStyle, const RenderStyle* newStyle) ;
318 295
319 Node* enclosingElement() const; 296 Node* enclosingElement() const;
320 297
321 bool scrollsWithViewport() const;
322 bool scrollsWithRespectTo(const RenderLayer*) const; 298 bool scrollsWithRespectTo(const RenderLayer*) const;
323 299
324 // FIXME: This should probably return a ScrollableArea but a lot of internal methods are mistakenly exposed. 300 // FIXME: This should probably return a ScrollableArea but a lot of internal methods are mistakenly exposed.
325 RenderLayerScrollableArea* scrollableArea() const { return m_scrollableArea. get(); } 301 RenderLayerScrollableArea* scrollableArea() const { return m_scrollableArea. get(); }
326 RenderLayerRepainter& paintInvalidator() { return m_paintInvalidator; } 302 RenderLayerRepainter& paintInvalidator() { return m_paintInvalidator; }
327 RenderLayerClipper& clipper() { return m_clipper; } 303 RenderLayerClipper& clipper() { return m_clipper; }
328 const RenderLayerClipper& clipper() const { return m_clipper; } 304 const RenderLayerClipper& clipper() const { return m_clipper; }
329 305
330 inline bool isPositionedContainer() const 306 inline bool isPositionedContainer() const
331 { 307 {
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398 class DescendantDependentCompositingInputs { 374 class DescendantDependentCompositingInputs {
399 public: 375 public:
400 DescendantDependentCompositingInputs() 376 DescendantDependentCompositingInputs()
401 : hasDescendantWithClipPath(false) 377 : hasDescendantWithClipPath(false)
402 378
403 { } 379 { }
404 380
405 unsigned hasDescendantWithClipPath : 1; 381 unsigned hasDescendantWithClipPath : 1;
406 }; 382 };
407 383
408 void setNeedsCompositingInputsUpdate();
409 bool childNeedsCompositingInputsUpdate() const { return m_childNeedsComposit ingInputsUpdate; } 384 bool childNeedsCompositingInputsUpdate() const { return m_childNeedsComposit ingInputsUpdate; }
410 bool needsCompositingInputsUpdate() const 385 bool needsCompositingInputsUpdate() const
411 { 386 {
412 // While we're updating the compositing inputs, these values may differ. 387 // While we're updating the compositing inputs, these values may differ.
413 // We should never be asking for this value when that is the case. 388 // We should never be asking for this value when that is the case.
414 ASSERT(m_needsDescendantDependentCompositingInputsUpdate == m_needsAnces torDependentCompositingInputsUpdate); 389 ASSERT(m_needsDescendantDependentCompositingInputsUpdate == m_needsAnces torDependentCompositingInputsUpdate);
415 return m_needsDescendantDependentCompositingInputsUpdate; 390 return m_needsDescendantDependentCompositingInputsUpdate;
416 } 391 }
417 392
418 void updateAncestorDependentCompositingInputs(const AncestorDependentComposi tingInputs&); 393 void updateAncestorDependentCompositingInputs(const AncestorDependentComposi tingInputs&);
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621 596
622 } // namespace blink 597 } // namespace blink
623 598
624 #ifndef NDEBUG 599 #ifndef NDEBUG
625 // Outside the WebCore namespace for ease of invocation from gdb. 600 // Outside the WebCore namespace for ease of invocation from gdb.
626 void showLayerTree(const blink::RenderLayer*); 601 void showLayerTree(const blink::RenderLayer*);
627 void showLayerTree(const blink::RenderObject*); 602 void showLayerTree(const blink::RenderObject*);
628 #endif 603 #endif
629 604
630 #endif // SKY_ENGINE_CORE_RENDERING_RENDERLAYER_H_ 605 #endif // SKY_ENGINE_CORE_RENDERING_RENDERLAYER_H_
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