Account for perspective and preserve-3d in mapToVisualRectInAncestorSpace

third_party/WebKit/Source/core/layout/LayoutObject.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2012 Apple Inc.
  *               All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 27 matching lines @@
 #include "core/layout/SubtreeLayoutScope.h"
 #include "core/layout/api/HitTestAction.h"
 #include "core/layout/api/SelectionState.h"
 #include "core/layout/compositing/CompositingState.h"
 #include "core/loader/resource/ImageResourceObserver.h"
 #include "core/paint/LayerHitTestRects.h"
 #include "core/paint/PaintPhase.h"
 #include "core/style/ComputedStyle.h"
 #include "platform/geometry/FloatQuad.h"
 #include "platform/geometry/LayoutRect.h"
+#include "platform/geometry/TransformState.h"
 #include "platform/graphics/CompositingReasons.h"
 #include "platform/graphics/PaintInvalidationReason.h"
 #include "platform/graphics/paint/DisplayItemClient.h"
 #include "platform/transforms/TransformationMatrix.h"
 #include "wtf/AutoReset.h"
 
 namespace blink {
 
 class AffineTransform;
 class Cursor;
 class HitTestLocation;
 class HitTestRequest;
 class HitTestResult;
 class InlineBox;
 class LayoutBoxModelObject;
 class LayoutBlock;
 class LayoutFlowThread;
 class LayoutGeometryMap;
 class LayoutMultiColumnSpannerPlaceholder;
 class LayoutView;
 class ObjectPaintProperties;
 class PaintLayer;
 class PseudoStyleRequest;
-class TransformState;
 
 struct PaintInfo;
 struct PaintInvalidatorContext;
 
 enum CursorDirective { SetCursorBasedOnStyle, SetCursor, DoNotSetCursor };
 
 enum HitTestFilter { HitTestAll, HitTestSelf, HitTestDescendants };
 
 enum MarkingBehavior {
   MarkOnlyThis,
@@ skipping 1314 matching lines @@
   // |ancestor| itself if |ancestor| scrolls overflow.
   // The output rect is suitable for purposes such as paint invalidation.
   //
   // If visualRectFlags has the EdgeInclusive bit set, clipping operations will
   // use/ LayoutRect::inclusiveIntersect, and the return value of
   // inclusiveIntersect will be propagated to the return value of this method.
   // Otherwise, clipping operations will use LayoutRect::intersect, and the
   // return value will be true only if the clipped rect has non-zero area.
   // See the documentation for LayoutRect::inclusiveIntersect for more
   // information.
-  virtual bool mapToVisualRectInAncestorSpace(
+  bool mapToVisualRectInAncestorSpace(
       const LayoutBoxModelObject* ancestor,
       LayoutRect&,
       VisualRectFlags = DefaultVisualRectFlags) const;
 
+  // Do not call this method directly. Call mapToVisualRectInAncestorSpace
+  // instead.
+  virtual bool mapToVisualRectInAncestorSpaceInternal(
+      const LayoutBoxModelObject* ancestor,
+      TransformState&,
+      VisualRectFlags = DefaultVisualRectFlags) const;
+
   // Allows objects to adjust |visualEffect|, which is in the space of the
   // paint invalidation container, for any special raster effects that might
   // expand the rastered pixel area. Returns true if the rect is expanded.
   virtual bool adjustVisualRectForRasterEffects(LayoutRect& visualRect) const {
     return false;
   }
 
   // Return the offset to the column in which the specified point (in
   // flow-thread coordinates) lives. This is used to convert a flow-thread point
   // to a point in the containing coordinate space.
@@ skipping 1348 matching lines @@
 CORE_EXPORT void showLineTree(const blink::LayoutObject*);
 CORE_EXPORT void showLayoutTree(const blink::LayoutObject* object1);
 // We don't make object2 an optional parameter so that showLayoutTree
 // can be called from gdb easily.
 CORE_EXPORT void showLayoutTree(const blink::LayoutObject* object1,
                                 const blink::LayoutObject* object2);
 
 #endif
 
 #endif  // LayoutObject_h