WebKit merge 40668:40722 part 1.

third_party/WebKit/WebCore/rendering/RenderBox.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 54 matching lines @@
     virtual IntRect borderBoundingBox() const { return borderBoxRect(); } // This will work on inlines to return the bounding box of all of the lines' border boxes.
 
     // The content area of the box (excludes padding and border).
     IntRect contentBoxRect() const { return IntRect(borderLeft() + paddingLeft(), borderTop() + paddingTop(), contentWidth(), contentHeight()); }
     // The content box in absolute coords. Ignores transforms.
     IntRect absoluteContentBox() const;
     // The content box converted to absolute coords (taking transforms into account).
     FloatQuad absoluteContentQuad() const;
 
     // Bounds of the outline box in absolute coords. Respects transforms
-    virtual IntRect outlineBoundsForRepaint(RenderBox* /*repaintContainer*/) const;
+    virtual IntRect outlineBoundsForRepaint(RenderBoxModelObject* /*repaintContainer*/) const;
     virtual void addFocusRingRects(GraphicsContext*, int tx, int ty);
 
     // Use this with caution! No type checking is done!
     RenderBox* previousSiblingBox() const;
     RenderBox* nextSiblingBox() const;
     RenderBox* parentBox() const;
 
     // The height of a block when you include normal flow overflow spillage out of the bottom
     // of the block (e.g., a <div style="height:25px"> that has a 100px tall image inside
     // it would have an overflow height of borderTop() + paddingTop() + 100px.
@@ skipping 62 matching lines @@
     // methods.
     virtual bool isSelfCollapsingBlock() const { return false; }
     int collapsedMarginTop() const { return maxTopMargin(true) - maxTopMargin(false); }
     int collapsedMarginBottom() const { return maxBottomMargin(true) - maxBottomMargin(false); }
     virtual int maxTopMargin(bool positive) const { return positive ? std::max(0, marginTop()) : -std::min(0, marginTop()); }
     virtual int maxBottomMargin(bool positive) const { return positive ? std::max(0, marginBottom()) : -std::min(0, marginBottom()); }
 
     virtual void absoluteRects(Vector<IntRect>&, int tx, int ty, bool topLevel = true);
     virtual void absoluteQuads(Vector<FloatQuad>&, bool topLevel = true);
     
+    virtual FloatPoint localToAbsolute(FloatPoint localPoint = FloatPoint(), bool fixed = false, bool useTransforms = false) const;
+    virtual FloatPoint absoluteToLocal(FloatPoint containerPoint, bool fixed = false, bool useTransforms = false) const;
+    virtual FloatQuad localToContainerQuad(const FloatQuad&, RenderBoxModelObject* repaintContainer, bool fixed = false) const;
+
     IntRect reflectionBox() const;
     int reflectionOffset() const;
     // Given a rect in the object's coordinate space, returns the corresponding rect in the reflection.
     IntRect reflectedRect(const IntRect&) const;
 
     virtual void layout();
     virtual void paint(PaintInfo&, int tx, int ty);
     virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
 
     virtual void destroy();
 
     virtual int minPrefWidth() const;
     virtual int maxPrefWidth() const;
 
     virtual int overrideSize() const;
     virtual int overrideWidth() const;
     virtual int overrideHeight() const;
     virtual void setOverrideSize(int);
 
-    virtual FloatPoint localToAbsolute(FloatPoint localPoint = FloatPoint(), bool fixed = false, bool useTransforms = false) const;
-    virtual FloatPoint absoluteToLocal(FloatPoint containerPoint, bool fixed = false, bool useTransforms = false) const;
-
     virtual IntSize offsetFromContainer(RenderObject*) const;
     
     int calcBorderBoxWidth(int width) const;
     int calcBorderBoxHeight(int height) const;
     int calcContentBoxWidth(int width) const;
     int calcContentBoxHeight(int height) const;
 
     virtual void borderFitAdjust(int& /*x*/, int& /*w*/) const { } // Shrink the box in which the border paints if border-fit is set.
 
     // This method is now public so that centered objects like tables that are
@@ skipping 10 matching lines @@
     // the replaced RenderObject to quickly determine what line it is contained on and to easily
     // iterate over structures on the line.
     virtual InlineBox* inlineBoxWrapper() const { return m_inlineBoxWrapper; }
     virtual void setInlineBoxWrapper(InlineBox* boxWrapper) { m_inlineBoxWrapper = boxWrapper; }
     virtual void deleteLineBoxWrapper();
 
     virtual int lowestPosition(bool includeOverflowInterior = true, bool includeSelf = true) const;
     virtual int rightmostPosition(bool includeOverflowInterior = true, bool includeSelf = true) const;
     virtual int leftmostPosition(bool includeOverflowInterior = true, bool includeSelf = true) const;
 
-    virtual IntRect clippedOverflowRectForRepaint(RenderBox* repaintContainer);
-    virtual void computeRectForRepaint(RenderBox* repaintContainer, IntRect&, bool fixed = false);
-    virtual FloatQuad localToContainerQuad(const FloatQuad&, RenderBox* repaintContainer, bool fixed = false) const;
+    virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer);
+    virtual void computeRectForRepaint(RenderBoxModelObject* repaintContainer, IntRect&, bool fixed = false);
 
     virtual void repaintDuringLayoutIfMoved(const IntRect&);
 
     virtual int containingBlockWidth() const;
 
     virtual void calcWidth();
     virtual void calcHeight();
 
     bool stretchesToViewHeight() const
     {
@@ skipping 17 matching lines @@
 
     int calcPercentageHeight(const Length& height);
 
     // Block flows subclass availableWidth to handle multi column layout (shrinking the width available to children when laying out.)
     virtual int availableWidth() const { return contentWidth(); }
     virtual int availableHeight() const;
     int availableHeightUsing(const Length&) const;
 
     void calcVerticalMargins();
 
-    int relativePositionOffsetX() const;
-    int relativePositionOffsetY() const;
-    IntSize relativePositionOffset() const { return IntSize(relativePositionOffsetX(), relativePositionOffsetY()); }
-    
-    RenderLayer* layer() const { return m_layer; }
-    virtual bool requiresLayer() const { return isRoot() || isPositioned() || isRelPositioned() || isTransparent() || hasOverflowClip() || hasTransform() || hasMask() || hasReflection(); }
-
     virtual int verticalScrollbarWidth() const;
     int horizontalScrollbarHeight() const;
     virtual bool scroll(ScrollDirection, ScrollGranularity, float multiplier = 1.0f);
     virtual bool canBeProgramaticallyScrolled(bool) const;
     virtual void autoscroll();
     virtual void stopAutoscroll() { }
     virtual void panScroll(const IntPoint&);
     bool hasAutoVerticalScrollbar() const { return hasOverflowClip() && (style()->overflowY() == OAUTO || style()->overflowY() == OOVERLAY); }
     bool hasAutoHorizontalScrollbar() const { return hasOverflowClip() && (style()->overflowX() == OAUTO || style()->overflowX() == OOVERLAY); }
     bool scrollsOverflow() const { return scrollsOverflowX() || scrollsOverflowY(); }
     bool scrollsOverflowX() const { return hasOverflowClip() && (style()->overflowX() == OSCROLL || hasAutoHorizontalScrollbar()); }
     bool scrollsOverflowY() const { return hasOverflowClip() && (style()->overflowY() == OSCROLL || hasAutoVerticalScrollbar()); }
     
     virtual IntRect localCaretRect(InlineBox*, int caretOffset, int* extraWidthToEndOfLine = 0);
 
     virtual void paintFillLayerExtended(const PaintInfo&, const Color&, const FillLayer*, int clipY, int clipHeight,
                                         int tx, int ty, int width, int height, InlineFlowBox* = 0, CompositeOperator = CompositeSourceOver);
     IntSize calculateBackgroundSize(const FillLayer*, int scaledWidth, int scaledHeight) const;
 
-    virtual int staticX() const;
-    virtual int staticY() const;
-    virtual void setStaticX(int staticX);
-    virtual void setStaticY(int staticY);
-
     virtual IntRect getOverflowClipRect(int tx, int ty);
     virtual IntRect getClipRect(int tx, int ty);
 
     virtual void paintBoxDecorations(PaintInfo&, int tx, int ty);
     virtual void paintMask(PaintInfo& paintInfo, int tx, int ty);
     virtual void imageChanged(WrappedImagePtr, const IntRect* = 0);
 
     // Called when a positioned object moves but doesn't change size.  A simplified layout is done
     // that just updates the object's position.
     virtual void tryLayoutDoingPositionedMovementOnly()
@@ skipping 15 matching lines @@
 
     void removeFloatingOrPositionedChildFromBlockLists();
 
 #if ENABLE(SVG)
     virtual TransformationMatrix localTransform() const;
 #endif
 
 protected:
     virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle);
     virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
+    virtual void updateBoxModelInfoFromStyle();
 
     void paintFillLayer(const PaintInfo&, const Color&, const FillLayer*, int clipY, int clipHeight, int tx, int ty, int width, int height, CompositeOperator = CompositeSourceOver);
     void paintFillLayers(const PaintInfo&, const Color&, const FillLayer*, int clipY, int clipHeight, int tx, int ty, int width, int height, CompositeOperator = CompositeSourceOver);
 
     void paintMaskImages(const PaintInfo&, int clipY, int clipHeight, int tx, int ty, int width, int height);
 
 #if PLATFORM(MAC)
     void paintCustomHighlight(int tx, int ty, const AtomicString& type, bool behindText);
 #endif
 
@@ skipping 44 matching lines @@
     int m_marginRight;
     int m_marginTop;
     int m_marginBottom;
 
     // The preferred width of the element if it were to break its lines at every possible opportunity.
     int m_minPrefWidth;
     
     // The preferred width of the element if it never breaks any lines at all.
     int m_maxPrefWidth;
 
-    // A pointer to our layer if we have one.
-    RenderLayer* m_layer;
-
     // For inline replaced elements, the inline box that owns us.
     InlineBox* m_inlineBoxWrapper;
 
 private:
     // Used to store state between styleWillChange and styleDidChange
-    static bool s_wasFloating;
     static bool s_hadOverflowClip;
 };
 
 inline RenderBox* toRenderBox(RenderObject* o)
 { 
     ASSERT(!o || o->isBox());
     return static_cast<RenderBox*>(o);
 }
 
 inline const RenderBox* toRenderBox(const RenderObject* o)
@@ skipping 26 matching lines @@
 }
 
 inline RenderBox* RenderBox::lastChildBox() const
 {
     return toRenderBox(lastChild());
 }
 
 } // namespace WebCore
 
 #endif // RenderBox_h