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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/188164">188164</a></dd>
<dt>Author</dt> <dd>zalan@apple.com</dd>
<dt>Date</dt> <dd>2015-08-07 14:30:35 -0700 (Fri, 07 Aug 2015)</dd>
</dl>
<h3>Log Message</h3>
<pre>Replace RenderObject::isRooted() logic with isDescendantOf().
https://bugs.webkit.org/show_bug.cgi?id=147788
Reviewed by Simon Fraser.
And some related cleanups.
No change in functionality.
* page/FrameView.cpp:
(WebCore::FrameView::scheduleRelayoutOfSubtree):
(WebCore::FrameView::extendedBackgroundRectForPainting):
* rendering/RenderBox.cpp:
(WebCore::RenderBox::paintRootBoxFillLayers):
* rendering/RenderElement.cpp:
(WebCore::shouldRepaintForImageAnimation):
* rendering/RenderObject.cpp:
(WebCore::RenderObject::isDescendantOf):
(WebCore::scheduleRelayoutForSubtree):
(WebCore::RenderObject::repaint):
(WebCore::RenderObject::repaintRectangle):
(WebCore::RenderObject::repaintSlowRepaintObject):
(WebCore::RenderObject::isRooted):
* rendering/RenderObject.h:
* rendering/RenderView.cpp:
(WebCore::RenderView::unextendedBackgroundRect):
(WebCore::RenderView::backgroundRect):
* rendering/RenderView.h:</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorepageFrameViewcpp">trunk/Source/WebCore/page/FrameView.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderBoxcpp">trunk/Source/WebCore/rendering/RenderBox.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderElementcpp">trunk/Source/WebCore/rendering/RenderElement.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderObjectcpp">trunk/Source/WebCore/rendering/RenderObject.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderObjecth">trunk/Source/WebCore/rendering/RenderObject.h</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderViewcpp">trunk/Source/WebCore/rendering/RenderView.cpp</a></li>
<li><a href="#trunkSourceWebCorerenderingRenderViewh">trunk/Source/WebCore/rendering/RenderView.h</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/ChangeLog 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -1,5 +1,36 @@
</span><span class="cx"> 2015-08-07 Zalan Bujtas <zalan@apple.com>
</span><span class="cx">
</span><ins>+ Replace RenderObject::isRooted() logic with isDescendantOf().
+ https://bugs.webkit.org/show_bug.cgi?id=147788
+
+ Reviewed by Simon Fraser.
+
+ And some related cleanups.
+
+ No change in functionality.
+
+ * page/FrameView.cpp:
+ (WebCore::FrameView::scheduleRelayoutOfSubtree):
+ (WebCore::FrameView::extendedBackgroundRectForPainting):
+ * rendering/RenderBox.cpp:
+ (WebCore::RenderBox::paintRootBoxFillLayers):
+ * rendering/RenderElement.cpp:
+ (WebCore::shouldRepaintForImageAnimation):
+ * rendering/RenderObject.cpp:
+ (WebCore::RenderObject::isDescendantOf):
+ (WebCore::scheduleRelayoutForSubtree):
+ (WebCore::RenderObject::repaint):
+ (WebCore::RenderObject::repaintRectangle):
+ (WebCore::RenderObject::repaintSlowRepaintObject):
+ (WebCore::RenderObject::isRooted):
+ * rendering/RenderObject.h:
+ * rendering/RenderView.cpp:
+ (WebCore::RenderView::unextendedBackgroundRect):
+ (WebCore::RenderView::backgroundRect):
+ * rendering/RenderView.h:
+
+2015-08-07 Zalan Bujtas <zalan@apple.com>
+
</ins><span class="cx"> Subtree layout code should use RenderElement.
</span><span class="cx"> https://bugs.webkit.org/show_bug.cgi?id=147694
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCorepageFrameViewcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/FrameView.cpp (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/FrameView.cpp 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/page/FrameView.cpp 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -2581,7 +2581,7 @@
</span><span class="cx"> void FrameView::scheduleRelayoutOfSubtree(RenderElement& newRelayoutRoot)
</span><span class="cx"> {
</span><span class="cx"> ASSERT(renderView());
</span><del>- RenderView& renderView = *this->renderView();
</del><ins>+ const RenderView& renderView = *this->renderView();
</ins><span class="cx">
</span><span class="cx"> // Try to catch unnecessary work during render tree teardown.
</span><span class="cx"> ASSERT(!renderView.documentBeingDestroyed());
</span><span class="lines">@@ -2879,7 +2879,7 @@
</span><span class="cx"> if (!renderView)
</span><span class="cx"> return IntRect();
</span><span class="cx">
</span><del>- LayoutRect extendedRect = renderView->unextendedBackgroundRect(renderView);
</del><ins>+ LayoutRect extendedRect = renderView->unextendedBackgroundRect();
</ins><span class="cx"> if (!tiledBacking->hasMargins())
</span><span class="cx"> return snappedIntRect(extendedRect);
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderBoxcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderBox.cpp (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderBox.cpp 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderBox.cpp 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -1249,7 +1249,7 @@
</span><span class="cx"> const FillLayer* bgLayer = rootBackgroundRenderer.style().backgroundLayers();
</span><span class="cx"> Color bgColor = rootBackgroundRenderer.style().visitedDependentColor(CSSPropertyBackgroundColor);
</span><span class="cx">
</span><del>- paintFillLayers(paintInfo, bgColor, bgLayer, view().backgroundRect(this), BackgroundBleedNone, CompositeSourceOver, &rootBackgroundRenderer);
</del><ins>+ paintFillLayers(paintInfo, bgColor, bgLayer, view().backgroundRect(), BackgroundBleedNone, CompositeSourceOver, &rootBackgroundRenderer);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> BackgroundBleedAvoidance RenderBox::determineBackgroundBleedAvoidance(GraphicsContext* context) const
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderElementcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderElement.cpp (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderElement.cpp 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderElement.cpp 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -1446,7 +1446,7 @@
</span><span class="cx"> backgroundIsPaintedByRoot = !rootRenderer.hasBackground();
</span><span class="cx">
</span><span class="cx"> }
</span><del>- LayoutRect backgroundPaintingRect = backgroundIsPaintedByRoot ? renderer.view().backgroundRect(&renderer.view()) : renderer.absoluteClippedOverflowRect();
</del><ins>+ LayoutRect backgroundPaintingRect = backgroundIsPaintedByRoot ? renderer.view().backgroundRect() : renderer.absoluteClippedOverflowRect();
</ins><span class="cx"> if (!visibleRect.intersects(enclosingIntRect(backgroundPaintingRect)))
</span><span class="cx"> return false;
</span><span class="cx">
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderObjectcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderObject.cpp (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderObject.cpp 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderObject.cpp 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -141,10 +141,10 @@
</span><span class="cx"> return document().page()->theme();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-bool RenderObject::isDescendantOf(const RenderObject* obj) const
</del><ins>+bool RenderObject::isDescendantOf(const RenderObject* ancestor) const
</ins><span class="cx"> {
</span><del>- for (const RenderObject* r = this; r; r = r->m_parent) {
- if (r == obj)
</del><ins>+ for (const RenderObject* renderer = this; renderer; renderer = renderer->m_parent) {
+ if (renderer == ancestor)
</ins><span class="cx"> return true;
</span><span class="cx"> }
</span><span class="cx"> return false;
</span><span class="lines">@@ -571,13 +571,13 @@
</span><span class="cx">
</span><span class="cx"> static void scheduleRelayoutForSubtree(RenderElement& renderer)
</span><span class="cx"> {
</span><del>- if (!is<RenderView>(renderer)) {
- if (!renderer.isRooted())
- return;
- renderer.view().frameView().scheduleRelayoutOfSubtree(renderer);
</del><ins>+ if (is<RenderView>(renderer)) {
+ downcast<RenderView>(renderer).frameView().scheduleRelayout();
</ins><span class="cx"> return;
</span><span class="cx"> }
</span><del>- downcast<RenderView>(renderer).frameView().scheduleRelayout();
</del><ins>+
+ if (renderer.isRooted())
+ renderer.view().frameView().scheduleRelayoutOfSubtree(renderer);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void RenderObject::markContainingBlocksForLayout(ScheduleRelayout scheduleRelayout, RenderElement* newRoot)
</span><span class="lines">@@ -1249,61 +1249,58 @@
</span><span class="cx"> void RenderObject::repaint() const
</span><span class="cx"> {
</span><span class="cx"> // Don't repaint if we're unrooted (note that view() still returns the view when unrooted)
</span><del>- RenderView* view;
- if (!isRooted(&view))
</del><ins>+ if (!isRooted())
</ins><span class="cx"> return;
</span><span class="cx">
</span><del>- if (view->printing())
- return; // Don't repaint if we're printing.
</del><ins>+ const RenderView& view = this->view();
+ if (view.printing())
+ return;
</ins><span class="cx">
</span><span class="cx"> RenderLayerModelObject* repaintContainer = containerForRepaint();
</span><del>- repaintUsingContainer(repaintContainer ? repaintContainer : view, clippedOverflowRectForRepaint(repaintContainer));
</del><ins>+ repaintUsingContainer(repaintContainer ? repaintContainer : &view, clippedOverflowRectForRepaint(repaintContainer));
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void RenderObject::repaintRectangle(const LayoutRect& r, bool shouldClipToLayer) const
</span><span class="cx"> {
</span><span class="cx"> // Don't repaint if we're unrooted (note that view() still returns the view when unrooted)
</span><del>- RenderView* view;
- if (!isRooted(&view))
</del><ins>+ if (!isRooted())
</ins><span class="cx"> return;
</span><span class="cx">
</span><del>- if (view->printing())
- return; // Don't repaint if we're printing.
</del><ins>+ const RenderView& view = this->view();
+ if (view.printing())
+ return;
</ins><span class="cx">
</span><span class="cx"> LayoutRect dirtyRect(r);
</span><del>-
</del><span class="cx"> // FIXME: layoutDelta needs to be applied in parts before/after transforms and
</span><span class="cx"> // repaint containers. https://bugs.webkit.org/show_bug.cgi?id=23308
</span><del>- dirtyRect.move(view->layoutDelta());
</del><ins>+ dirtyRect.move(view.layoutDelta());
</ins><span class="cx">
</span><span class="cx"> RenderLayerModelObject* repaintContainer = containerForRepaint();
</span><span class="cx"> computeRectForRepaint(repaintContainer, dirtyRect);
</span><del>- repaintUsingContainer(repaintContainer ? repaintContainer : view, dirtyRect, shouldClipToLayer);
</del><ins>+ repaintUsingContainer(repaintContainer ? repaintContainer : &view, dirtyRect, shouldClipToLayer);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void RenderObject::repaintSlowRepaintObject() const
</span><span class="cx"> {
</span><span class="cx"> // Don't repaint if we're unrooted (note that view() still returns the view when unrooted)
</span><del>- RenderView* view;
- if (!isRooted(&view))
</del><ins>+ if (!isRooted())
</ins><span class="cx"> return;
</span><span class="cx">
</span><del>- // Don't repaint if we're printing.
- if (view->printing())
</del><ins>+ const RenderView& view = this->view();
+ if (view.printing())
</ins><span class="cx"> return;
</span><span class="cx">
</span><del>- RenderLayerModelObject* repaintContainer = containerForRepaint();
</del><ins>+ const RenderLayerModelObject* repaintContainer = containerForRepaint();
</ins><span class="cx"> if (!repaintContainer)
</span><del>- repaintContainer = view;
</del><ins>+ repaintContainer = &view;
</ins><span class="cx">
</span><span class="cx"> bool shouldClipToLayer = true;
</span><span class="cx"> IntRect repaintRect;
</span><del>-
</del><span class="cx"> // If this is the root background, we need to check if there is an extended background rect. If
</span><span class="cx"> // there is, then we should not allow painting to clip to the layer size.
</span><span class="cx"> if (isRoot() || isBody()) {
</span><del>- shouldClipToLayer = !view->frameView().hasExtendedBackgroundRectForPainting();
- repaintRect = snappedIntRect(view->backgroundRect(view));
</del><ins>+ shouldClipToLayer = !view.frameView().hasExtendedBackgroundRectForPainting();
+ repaintRect = snappedIntRect(view.backgroundRect());
</ins><span class="cx"> } else
</span><span class="cx"> repaintRect = snappedIntRect(clippedOverflowRectForRepaint(repaintContainer));
</span><span class="cx">
</span><span class="lines">@@ -1764,19 +1761,9 @@
</span><span class="cx"> return LayoutRect();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-bool RenderObject::isRooted(RenderView** view) const
</del><ins>+bool RenderObject::isRooted() const
</ins><span class="cx"> {
</span><del>- const RenderObject* renderer = this;
- while (renderer->parent())
- renderer = renderer->parent();
-
- if (!is<RenderView>(*renderer))
- return false;
-
- if (view)
- *view = const_cast<RenderView*>(downcast<RenderView>(renderer));
-
- return true;
</del><ins>+ return isDescendantOf(&view());
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> RespectImageOrientationEnum RenderObject::shouldRespectImageOrientation() const
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderObjecth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderObject.h (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderObject.h 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderObject.h 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -568,8 +568,8 @@
</span><span class="cx">
</span><span class="cx"> RenderView& view() const { return *document().renderView(); };
</span><span class="cx">
</span><del>- // Returns true if this renderer is rooted, and optionally returns the hosting view (the root of the hierarchy).
- bool isRooted(RenderView** = nullptr) const;
</del><ins>+ // Returns true if this renderer is rooted.
+ bool isRooted() const;
</ins><span class="cx">
</span><span class="cx"> Node* node() const { return isAnonymous() ? nullptr : &m_node; }
</span><span class="cx"> Node* nonPseudoNode() const { return isPseudoElement() ? nullptr : node(); }
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderViewcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderView.cpp (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderView.cpp 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderView.cpp 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -1162,19 +1162,19 @@
</span><span class="cx"> return rootObject->rendererForRootBackground().hasEntirelyFixedBackground();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-LayoutRect RenderView::unextendedBackgroundRect(RenderBox*) const
</del><ins>+LayoutRect RenderView::unextendedBackgroundRect() const
</ins><span class="cx"> {
</span><span class="cx"> // FIXME: What is this? Need to patch for new columns?
</span><span class="cx"> return unscaledDocumentRect();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-LayoutRect RenderView::backgroundRect(RenderBox* backgroundRenderer) const
</del><ins>+LayoutRect RenderView::backgroundRect() const
</ins><span class="cx"> {
</span><span class="cx"> // FIXME: New columns care about this?
</span><span class="cx"> if (frameView().hasExtendedBackgroundRectForPainting())
</span><span class="cx"> return frameView().extendedBackgroundRectForPainting();
</span><span class="cx">
</span><del>- return unextendedBackgroundRect(backgroundRenderer);
</del><ins>+ return unextendedBackgroundRect();
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> IntRect RenderView::documentRect() const
</span></span></pre></div>
<a id="trunkSourceWebCorerenderingRenderViewh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/rendering/RenderView.h (188163 => 188164)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/rendering/RenderView.h 2015-08-07 21:25:34 UTC (rev 188163)
+++ trunk/Source/WebCore/rendering/RenderView.h 2015-08-07 21:30:35 UTC (rev 188164)
</span><span class="lines">@@ -188,8 +188,8 @@
</span><span class="cx"> WEBCORE_EXPORT bool usesCompositing() const;
</span><span class="cx">
</span><span class="cx"> WEBCORE_EXPORT IntRect unscaledDocumentRect() const;
</span><del>- LayoutRect unextendedBackgroundRect(RenderBox* backgroundRenderer) const;
- LayoutRect backgroundRect(RenderBox* backgroundRenderer) const;
</del><ins>+ LayoutRect unextendedBackgroundRect() const;
+ LayoutRect backgroundRect() const;
</ins><span class="cx">
</span><span class="cx"> WEBCORE_EXPORT IntRect documentRect() const;
</span><span class="cx">
</span></span></pre>
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