Move rendering/RenderObject to layout/LayoutObject.

Source/core/paint/LayerPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/paint/LayerPainter.h"
 
 #include "core/frame/Settings.h"
 #include "core/layout/Layer.h"
 #include "core/page/Page.h"
@@ skipping 21 matching lines @@
 {
     // Avoid painting descendants of the root layer when stylesheets haven't loaded. This eliminates FOUC.
     // It's ok not to draw, because later on, when all the stylesheets do load, updateStyleSelector on the Document
     // will do a full paintInvalidationForWholeRenderer().
     if (layer->renderer()->document().didLayoutWithPendingStylesheets() && !layer->isRootLayer() && !layer->renderer()->isDocumentElement())
         return true;
 
     return false;
 }
 
-void LayerPainter::paint(GraphicsContext* context, const LayoutRect& damageRect, PaintBehavior paintBehavior, RenderObject* paintingRoot, PaintLayerFlags paintFlags)
+void LayerPainter::paint(GraphicsContext* context, const LayoutRect& damageRect, PaintBehavior paintBehavior, LayoutObject* paintingRoot, PaintLayerFlags paintFlags)
 {
     LayerPaintingInfo paintingInfo(&m_renderLayer, enclosingIntRect(damageRect), paintBehavior, LayoutSize(), paintingRoot);
     if (shouldPaintLayerInSoftwareMode(paintingInfo, paintFlags))
         paintLayer(context, paintingInfo, paintFlags);
 }
 
-static ShouldRespectOverflowClip shouldRespectOverflowClip(PaintLayerFlags paintFlags, const RenderObject* renderer)
+static ShouldRespectOverflowClip shouldRespectOverflowClip(PaintLayerFlags paintFlags, const LayoutObject* renderer)
 {
     return (paintFlags & PaintLayerPaintingOverflowContents || (paintFlags & PaintLayerPaintingChildClippingMaskPhase && renderer->hasClipPath())) ? IgnoreOverflowClip : RespectOverflowClip;
 }
 
 void LayerPainter::paintLayer(GraphicsContext* context, const LayerPaintingInfo& paintingInfo, PaintLayerFlags paintFlags)
 {
     // https://code.google.com/p/chromium/issues/detail?id=343772
     DisableCompositingQueryAsserts disabler;
 
     if (m_renderLayer.compositingState() != NotComposited) {
@@ skipping 174 matching lines @@
             shouldRespectOverflowClip(paintFlags, m_renderLayer.renderer()), &offsetFromRoot, localPaintingInfo.subPixelAccumulation);
         if (shouldPaintContent)
             shouldPaintContent = atLeastOneFragmentIntersectsDamageRect(layerFragments, localPaintingInfo, paintFlags, offsetFromRoot);
     }
 
     bool selectionOnly = localPaintingInfo.paintBehavior & PaintBehaviorSelectionOnly;
     // If this layer's renderer is a child of the paintingRoot, we render unconditionally, which
     // is done by passing a nil paintingRoot down to our renderer (as if no paintingRoot was ever set).
     // Else, our renderer tree may or may not contain the painting root, so we pass that root along
     // so it will be tested against as we descend through the renderers.
-    RenderObject* paintingRootForRenderer = 0;
+    LayoutObject* paintingRootForRenderer = 0;
     if (localPaintingInfo.paintingRoot && !m_renderLayer.renderer()->isDescendantOf(localPaintingInfo.paintingRoot))
         paintingRootForRenderer = localPaintingInfo.paintingRoot;
 
     { // Begin block for the lifetime of any filter.
         FilterPainter filterPainter(m_renderLayer, context, offsetFromRoot, layerFragments.isEmpty() ? ClipRect() : layerFragments[0].backgroundRect, localPaintingInfo, paintFlags,
             rootRelativeBounds, rootRelativeBoundsComputed);
 
         ASSERT(!(localPaintingInfo.paintBehavior & PaintBehaviorForceBlackText));
 
         bool shouldPaintBackground = isPaintingCompositedBackground && shouldPaintContent && !selectionOnly;
@@ skipping 341 matching lines @@
 
         // Move to the next position.
         LayoutUnit blockDelta = isHorizontal ? colRect.height() : colRect.width();
         if (columnBlock->style()->isFlippedBlocksWritingMode())
             currLogicalTopOffset += blockDelta;
         else
             currLogicalTopOffset -= blockDelta;
     }
 }
 
-void LayerPainter::paintFragmentWithPhase(PaintPhase phase, const LayerFragment& fragment, GraphicsContext* context, const ClipRect& clipRect, const LayerPaintingInfo& paintingInfo, PaintBehavior paintBehavior, RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags, ClipState clipState)
+void LayerPainter::paintFragmentWithPhase(PaintPhase phase, const LayerFragment& fragment, GraphicsContext* context, const ClipRect& clipRect, const LayerPaintingInfo& paintingInfo, PaintBehavior paintBehavior, LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags, ClipState clipState)
 {
     OwnPtr<LayerClipRecorder> clipRecorder;
     if (clipState != HasClipped && paintingInfo.clipToDirtyRect && needsToClip(paintingInfo, clipRect)) {
         DisplayItem::Type clipType = DisplayItem::paintPhaseToClipLayerFragmentType(phase);
         LayerClipRecorder::BorderRadiusClippingRule clippingRule;
         switch (phase) {
         case PaintPhaseBlockBackground: // Background painting will handle clipping to self.
         case PaintPhaseSelfOutline:
         case PaintPhaseMask: // Mask painting will handle clipping to self.
             clippingRule = LayerClipRecorder::DoNotIncludeSelfForBorderRadius;
             break;
         default:
             clippingRule = LayerClipRecorder::IncludeSelfForBorderRadius;
             break;
         }
 
         clipRecorder = adoptPtr(new LayerClipRecorder(m_renderLayer.renderer(), context, clipType, clipRect, &paintingInfo, fragment.paginationOffset, paintFlags, clippingRule));
     }
 
     PaintInfo paintInfo(context, pixelSnappedIntRect(clipRect.rect()), phase, paintBehavior, paintingRootForRenderer, 0, paintingInfo.rootLayer->renderer());
     m_renderLayer.renderer()->paint(paintInfo, toPoint(fragment.layerBounds.location() - m_renderLayer.renderBoxLocation() + subPixelAccumulationIfNeeded(paintingInfo.subPixelAccumulation, m_renderLayer.compositingState())));
 }
 
 void LayerPainter::paintBackgroundForFragments(const LayerFragments& layerFragments, GraphicsContext* context,
     const LayoutRect& transparencyPaintDirtyRect, const LayerPaintingInfo& localPaintingInfo, PaintBehavior paintBehavior,
-    RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
+    LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
 {
     for (const auto& fragment: layerFragments) {
         paintFragmentWithPhase(PaintPhaseBlockBackground, fragment, context, fragment.backgroundRect, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, HasNotClipped);
     }
 }
 
 void LayerPainter::paintForegroundForFragments(const LayerFragments& layerFragments, GraphicsContext* context,
     const LayoutRect& transparencyPaintDirtyRect, const LayerPaintingInfo& localPaintingInfo, PaintBehavior paintBehavior,
-    RenderObject* paintingRootForRenderer, bool selectionOnly, PaintLayerFlags paintFlags)
+    LayoutObject* paintingRootForRenderer, bool selectionOnly, PaintLayerFlags paintFlags)
 {
     // Optimize clipping for the single fragment case.
     bool shouldClip = localPaintingInfo.clipToDirtyRect && layerFragments.size() == 1 && !layerFragments[0].foregroundRect.isEmpty();
     ClipState clipState = HasNotClipped;
     OwnPtr<LayerClipRecorder> clipRecorder;
     if (shouldClip && needsToClip(localPaintingInfo, layerFragments[0].foregroundRect)) {
         clipRecorder = adoptPtr(new LayerClipRecorder(m_renderLayer.renderer(), context, DisplayItem::ClipLayerForeground, layerFragments[0].foregroundRect, &localPaintingInfo, layerFragments[0].paginationOffset, paintFlags));
         clipState = HasClipped;
     }
 
     // We have to loop through every fragment multiple times, since we have to issue paint invalidations in each specific phase in order for
     // interleaving of the fragments to work properly.
     paintForegroundForFragmentsWithPhase(selectionOnly ? PaintPhaseSelection : PaintPhaseChildBlockBackgrounds, layerFragments,
         context, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, clipState);
 
     if (!selectionOnly) {
         paintForegroundForFragmentsWithPhase(PaintPhaseFloat, layerFragments, context, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, clipState);
         paintForegroundForFragmentsWithPhase(PaintPhaseForeground, layerFragments, context, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, clipState);
         paintForegroundForFragmentsWithPhase(PaintPhaseChildOutlines, layerFragments, context, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, clipState);
     }
 }
 
 void LayerPainter::paintForegroundForFragmentsWithPhase(PaintPhase phase, const LayerFragments& layerFragments, GraphicsContext* context,
-    const LayerPaintingInfo& localPaintingInfo, PaintBehavior paintBehavior, RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags, ClipState clipState)
+    const LayerPaintingInfo& localPaintingInfo, PaintBehavior paintBehavior, LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags, ClipState clipState)
 {
     for (const auto& fragment: layerFragments) {
         if (!fragment.foregroundRect.isEmpty())
             paintFragmentWithPhase(phase, fragment, context, fragment.foregroundRect, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, clipState);
     }
 }
 
 void LayerPainter::paintOutlineForFragments(const LayerFragments& layerFragments, GraphicsContext* context, const LayerPaintingInfo& localPaintingInfo,
-    PaintBehavior paintBehavior, RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
+    PaintBehavior paintBehavior, LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
 {
     for (const auto& fragment: layerFragments) {
         if (!fragment.outlineRect.isEmpty())
             paintFragmentWithPhase(PaintPhaseSelfOutline, fragment, context, fragment.outlineRect, localPaintingInfo, paintBehavior, paintingRootForRenderer, paintFlags, HasNotClipped);
     }
 }
 
 void LayerPainter::paintMaskForFragments(const LayerFragments& layerFragments, GraphicsContext* context, const LayerPaintingInfo& localPaintingInfo,
-    RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
+    LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
 {
     for (const auto& fragment: layerFragments)
         paintFragmentWithPhase(PaintPhaseMask, fragment, context, fragment.backgroundRect, localPaintingInfo, PaintBehaviorNormal, paintingRootForRenderer, paintFlags, HasNotClipped);
 }
 
 void LayerPainter::paintChildClippingMaskForFragments(const LayerFragments& layerFragments, GraphicsContext* context, const LayerPaintingInfo& localPaintingInfo,
-    RenderObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
+    LayoutObject* paintingRootForRenderer, PaintLayerFlags paintFlags)
 {
     for (const auto& fragment: layerFragments)
         paintFragmentWithPhase(PaintPhaseClippingMask, fragment, context, fragment.foregroundRect, localPaintingInfo, PaintBehaviorNormal, paintingRootForRenderer, paintFlags, HasNotClipped);
 }
 
-void LayerPainter::paintOverlayScrollbars(GraphicsContext* context, const LayoutRect& damageRect, PaintBehavior paintBehavior, RenderObject* paintingRoot)
+void LayerPainter::paintOverlayScrollbars(GraphicsContext* context, const LayoutRect& damageRect, PaintBehavior paintBehavior, LayoutObject* paintingRoot)
 {
     if (!m_renderLayer.containsDirtyOverlayScrollbars())
         return;
 
     LayerPaintingInfo paintingInfo(&m_renderLayer, enclosingIntRect(damageRect), paintBehavior, LayoutSize(), paintingRoot);
     paintLayer(context, paintingInfo, PaintLayerPaintingOverlayScrollbars);
 
     m_renderLayer.setContainsDirtyOverlayScrollbars(false);
 }
 
 } // namespace blink