| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 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. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef RenderInline_h |
| #define RenderInline_h |
| |
| #include "InlineFlowBox.h" |
| #include "RenderBoxModelObject.h" |
| #include "RenderLineBoxList.h" |
| |
| namespace WebCore { |
| |
| class Position; |
| |
| class RenderInline : public RenderBoxModelObject { |
| public: |
| explicit RenderInline(Node*); |
| |
| virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0); |
| |
| virtual LayoutUnit marginLeft() const; |
| virtual LayoutUnit marginRight() const; |
| virtual LayoutUnit marginTop() const; |
| virtual LayoutUnit marginBottom() const; |
| virtual LayoutUnit marginBefore(const RenderStyle* otherStyle = 0) const; |
| virtual LayoutUnit marginAfter(const RenderStyle* otherStyle = 0) const; |
| virtual LayoutUnit marginStart(const RenderStyle* otherStyle = 0) const; |
| virtual LayoutUnit marginEnd(const RenderStyle* otherStyle = 0) const; |
| |
| virtual void absoluteRects(Vector<IntRect>&, const LayoutPoint& accumulatedOffset) const; |
| virtual void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const; |
| |
| virtual LayoutSize offsetFromContainer(RenderObject*, const LayoutPoint&, bool* offsetDependsOnPoint = 0) const; |
| |
| IntRect linesBoundingBox() const; |
| LayoutRect linesVisualOverflowBoundingBox() const; |
| |
| InlineFlowBox* createAndAppendInlineFlowBox(); |
| |
| void dirtyLineBoxes(bool fullLayout); |
| void deleteLineBoxTree(); |
| |
| RenderLineBoxList* lineBoxes() { return &m_lineBoxes; } |
| const RenderLineBoxList* lineBoxes() const { return &m_lineBoxes; } |
| |
| InlineFlowBox* firstLineBox() const { return m_lineBoxes.firstLineBox(); } |
| InlineFlowBox* lastLineBox() const { return m_lineBoxes.lastLineBox(); } |
| InlineBox* firstLineBoxIncludingCulling() const { return alwaysCreateLineBoxes() ? firstLineBox() : culledInlineFirstLineBox(); } |
| InlineBox* lastLineBoxIncludingCulling() const { return alwaysCreateLineBoxes() ? lastLineBox() : culledInlineLastLineBox(); } |
| |
| virtual RenderBoxModelObject* virtualContinuation() const { return continuation(); } |
| RenderInline* inlineElementContinuation() const; |
| |
| virtual void updateDragState(bool dragOn); |
| |
| LayoutSize offsetForInFlowPositionedInline(const RenderBox* child) const; |
| |
| virtual void addFocusRingRects(Vector<IntRect>&, const LayoutPoint&); |
| void paintOutline(GraphicsContext*, const LayoutPoint&); |
| |
| using RenderBoxModelObject::continuation; |
| using RenderBoxModelObject::setContinuation; |
| |
| bool alwaysCreateLineBoxes() const { return m_alwaysCreateLineBoxes; } |
| void setAlwaysCreateLineBoxes() { m_alwaysCreateLineBoxes = true; } |
| void updateAlwaysCreateLineBoxes(bool fullLayout); |
| |
| virtual LayoutRect localCaretRect(InlineBox*, int, LayoutUnit* extraWidthToEndOfLine) OVERRIDE; |
| |
| protected: |
| virtual void willBeDestroyed(); |
| |
| virtual void styleWillChange(StyleDifference, const RenderStyle* newStyle) OVERRIDE; |
| virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) OVERRIDE; |
| |
| private: |
| virtual RenderObjectChildList* virtualChildren() { return children(); } |
| virtual const RenderObjectChildList* virtualChildren() const { return children(); } |
| const RenderObjectChildList* children() const { return &m_children; } |
| RenderObjectChildList* children() { return &m_children; } |
| |
| virtual const char* renderName() const; |
| |
| virtual bool isRenderInline() const { return true; } |
| |
| LayoutRect culledInlineVisualOverflowBoundingBox() const; |
| InlineBox* culledInlineFirstLineBox() const; |
| InlineBox* culledInlineLastLineBox() const; |
| |
| template<typename GeneratorContext> |
| void generateLineBoxRects(GeneratorContext& yield) const; |
| template<typename GeneratorContext> |
| void generateCulledLineBoxRects(GeneratorContext& yield, const RenderInline* container) const; |
| |
| void addChildToContinuation(RenderObject* newChild, RenderObject* beforeChild); |
| virtual void addChildIgnoringContinuation(RenderObject* newChild, RenderObject* beforeChild = 0); |
| |
| void splitInlines(RenderBlock* fromBlock, RenderBlock* toBlock, RenderBlock* middleBlock, |
| RenderObject* beforeChild, RenderBoxModelObject* oldCont); |
| void splitFlow(RenderObject* beforeChild, RenderBlock* newBlockBox, |
| RenderObject* newChild, RenderBoxModelObject* oldCont); |
| |
| virtual void layout() { ASSERT_NOT_REACHED(); } // Do nothing for layout() |
| |
| virtual void paint(PaintInfo&, const LayoutPoint&); |
| |
| virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestPoint& pointInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) OVERRIDE; |
| |
| virtual bool requiresLayer() const { return isInFlowPositioned() || isTransparent() || hasMask() || hasFilter(); } |
| |
| virtual LayoutUnit offsetLeft() const; |
| virtual LayoutUnit offsetTop() const; |
| virtual LayoutUnit offsetWidth() const { return linesBoundingBox().width(); } |
| virtual LayoutUnit offsetHeight() const { return linesBoundingBox().height(); } |
| |
| virtual LayoutRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer) const; |
| virtual LayoutRect rectWithOutlineForRepaint(RenderBoxModelObject* repaintContainer, LayoutUnit outlineWidth) const; |
| virtual void computeRectForRepaint(RenderBoxModelObject* repaintContainer, LayoutRect&, bool fixed) const; |
| |
| virtual void mapLocalToContainer(RenderBoxModelObject* repaintContainer, TransformState&, MapLocalToContainerFlags mode = ApplyContainerFlip | SnapOffsetForTransforms, bool* wasFixed = 0) const OVERRIDE; |
| virtual const RenderObject* pushMappingToContainer(const RenderBoxModelObject* ancestorToStopAt, RenderGeometryMap&) const; |
| |
| virtual VisiblePosition positionForPoint(const LayoutPoint&); |
| |
| virtual LayoutRect frameRectForStickyPositioning() const OVERRIDE { return linesBoundingBox(); } |
| |
| virtual IntRect borderBoundingBox() const |
| { |
| IntRect boundingBox = linesBoundingBox(); |
| return IntRect(0, 0, boundingBox.width(), boundingBox.height()); |
| } |
| |
| virtual InlineFlowBox* createInlineFlowBox(); // Subclassed by SVG and Ruby |
| |
| virtual void dirtyLinesFromChangedChild(RenderObject* child) { m_lineBoxes.dirtyLinesFromChangedChild(this, child); } |
| |
| virtual LayoutUnit lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const; |
| virtual LayoutUnit baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const; |
| |
| virtual void childBecameNonInline(RenderObject* child); |
| |
| virtual void updateHitTestResult(HitTestResult&, const LayoutPoint&); |
| |
| virtual void imageChanged(WrappedImagePtr, const IntRect* = 0); |
| |
| #if ENABLE(DASHBOARD_SUPPORT) || ENABLE(WIDGET_REGION) |
| virtual void addDashboardRegions(Vector<DashboardRegionValue>&); |
| #endif |
| |
| virtual void updateBoxModelInfoFromStyle(); |
| |
| RenderInline* clone() const; |
| |
| void paintOutlineForLine(GraphicsContext*, const LayoutPoint&, const LayoutRect& prevLine, const LayoutRect& thisLine, |
| const LayoutRect& nextLine, const Color); |
| RenderBoxModelObject* continuationBefore(RenderObject* beforeChild); |
| |
| RenderObjectChildList m_children; |
| RenderLineBoxList m_lineBoxes; // All of the line boxes created for this inline flow. For example, <i>Hello<br>world.</i> will have two <i> line boxes. |
| |
| bool m_alwaysCreateLineBoxes : 1; |
| }; |
| |
| inline RenderInline* toRenderInline(RenderObject* object) |
| { |
| ASSERT(!object || object->isRenderInline()); |
| return static_cast<RenderInline*>(object); |
| } |
| |
| inline const RenderInline* toRenderInline(const RenderObject* object) |
| { |
| ASSERT(!object || object->isRenderInline()); |
| return static_cast<const RenderInline*>(object); |
| } |
| |
| // This will catch anyone doing an unnecessary cast. |
| void toRenderInline(const RenderInline*); |
| |
| } // namespace WebCore |
| |
| #endif // RenderInline_h |