| /* |
| * 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 SKY_ENGINE_CORE_RENDERING_RENDERINLINE_H_ |
| #define SKY_ENGINE_CORE_RENDERING_RENDERINLINE_H_ |
| |
| #include "sky/engine/core/editing/PositionWithAffinity.h" |
| #include "sky/engine/core/rendering/InlineFlowBox.h" |
| #include "sky/engine/core/rendering/RenderBoxModelObject.h" |
| #include "sky/engine/core/rendering/RenderLineBoxList.h" |
| |
| namespace blink { |
| |
| class RenderInline : public RenderBoxModelObject { |
| public: |
| explicit RenderInline(Element*); |
| |
| RenderObject* firstChild() const { ASSERT(children() == virtualChildren()); return children()->firstChild(); } |
| RenderObject* lastChild() const { ASSERT(children() == virtualChildren()); return children()->lastChild(); } |
| |
| // If you have a RenderInline, use firstChild or lastChild instead. |
| void slowFirstChild() const = delete; |
| void slowLastChild() const = delete; |
| |
| virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0) override; |
| |
| Element* node() const { return toElement(RenderBoxModelObject::node()); } |
| |
| virtual LayoutUnit marginLeft() const override final; |
| virtual LayoutUnit marginRight() const override final; |
| virtual LayoutUnit marginTop() const override final; |
| virtual LayoutUnit marginBottom() const override final; |
| virtual LayoutUnit marginBefore(const RenderStyle* otherStyle = 0) const override final; |
| virtual LayoutUnit marginAfter(const RenderStyle* otherStyle = 0) const override final; |
| virtual LayoutUnit marginStart(const RenderStyle* otherStyle = 0) const override final; |
| virtual LayoutUnit marginEnd(const RenderStyle* otherStyle = 0) const override final; |
| |
| virtual void absoluteQuads(Vector<FloatQuad>&) const override; |
| |
| 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 void addFocusRingRects(Vector<IntRect>&, const LayoutPoint& additionalOffset, const RenderBox* paintContainer = 0) const override final; |
| |
| bool alwaysCreateLineBoxes() const { return alwaysCreateLineBoxesForRenderInline(); } |
| void setAlwaysCreateLineBoxes(bool alwaysCreateLineBoxes = true) { setAlwaysCreateLineBoxesForRenderInline(alwaysCreateLineBoxes); } |
| void updateAlwaysCreateLineBoxes(bool fullLayout); |
| |
| virtual LayoutRect localCaretRect(InlineBox*, int, LayoutUnit* extraWidthToEndOfLine) override final; |
| |
| bool hitTestCulledInline(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset); |
| |
| protected: |
| virtual void willBeDestroyed() override; |
| |
| virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override; |
| |
| private: |
| virtual RenderObjectChildList* virtualChildren() override final { return children(); } |
| virtual const RenderObjectChildList* virtualChildren() const override final { return children(); } |
| const RenderObjectChildList* children() const { return &m_children; } |
| RenderObjectChildList* children() { return &m_children; } |
| |
| virtual const char* renderName() const override; |
| |
| virtual bool isRenderInline() const override final { 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; |
| |
| virtual void layout() override final { ASSERT_NOT_REACHED(); } // Do nothing for layout() |
| |
| virtual void paint(PaintInfo&, const LayoutPoint&, Vector<RenderBox*>& layers) override final; |
| |
| virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset) override final; |
| |
| virtual LayoutUnit offsetLeft() const override final; |
| virtual LayoutUnit offsetTop() const override final; |
| virtual LayoutUnit offsetWidth() const override final { return linesBoundingBox().width(); } |
| virtual LayoutUnit offsetHeight() const override final { return linesBoundingBox().height(); } |
| |
| virtual void mapLocalToContainer(const RenderBox* paintInvalidationContainer, TransformState&, MapCoordinatesFlags = ApplyContainerFlip) const override; |
| |
| virtual PositionWithAffinity positionForPoint(const LayoutPoint&) override final; |
| |
| virtual IntRect borderBoundingBox() const override final |
| { |
| IntRect boundingBox = linesBoundingBox(); |
| return IntRect(0, 0, boundingBox.width(), boundingBox.height()); |
| } |
| |
| virtual InlineFlowBox* createInlineFlowBox(); // Subclassed by SVG and Ruby |
| |
| virtual void dirtyLinesFromChangedChild(RenderObject* child) override final { m_lineBoxes.dirtyLinesFromChangedChild(this, child); } |
| |
| virtual LayoutUnit lineHeight(bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const override final; |
| virtual int baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const override final; |
| |
| virtual void updateHitTestResult(HitTestResult&, const LayoutPoint&) override final; |
| |
| 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. |
| }; |
| |
| DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderInline, isRenderInline()); |
| |
| } // namespace blink |
| |
| #endif // SKY_ENGINE_CORE_RENDERING_RENDERINLINE_H_ |