/* * Copyright (C) 2009 Google Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef RenderRubyBase_h #define RenderRubyBase_h #include "RenderBlockFlow.h" namespace WebCore { class RenderRubyRun; class RenderRubyBase final : public RenderBlockFlow { public: RenderRubyBase(Document&, PassRef<RenderStyle>); virtual ~RenderRubyBase(); virtual const char* renderName() const { return "RenderRubyBase (anonymous)"; } virtual bool isRubyBase() const { return true; } RenderRubyRun* rubyRun() const; virtual void cachePriorCharactersIfNeeded(const LazyLineBreakIterator&) override; void setIsAfterExpansion(bool isAfterExpansion) { m_isAfterExpansion = isAfterExpansion; } bool isAfterExpansion() { return m_isAfterExpansion; } void setInitialOffset(float initialOffset) { m_initialOffset = initialOffset; } void reset() { m_initialOffset = 0; m_isAfterExpansion = true; } private: virtual bool isChildAllowed(const RenderObject&, const RenderStyle&) const; virtual ETextAlign textAlignmentForLine(bool endsWithSoftBreak) const; virtual void adjustInlineDirectionLineBounds(int expansionOpportunityCount, float& logicalLeft, float& logicalWidth) const; void mergeChildrenWithBase(RenderRubyBase* toBlock); void moveChildren(RenderRubyBase* toBase, RenderObject* beforeChild = 0); void moveInlineChildren(RenderRubyBase* toBase, RenderObject* beforeChild = 0); void moveBlockChildren(RenderRubyBase* toBase, RenderObject* beforeChild = 0); // Allow RenderRubyRun to manipulate the children within ruby bases. friend class RenderRubyRun; float m_initialOffset; unsigned m_isAfterExpansion : 1; }; RENDER_OBJECT_TYPE_CASTS(RenderRubyBase, isRubyBase()) } // namespace WebCore #endif // RenderRubyBase_h