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/*
* 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 RenderRubyRun_h
#define RenderRubyRun_h
#include "RenderBlock.h"
namespace WebCore {
class RenderRubyBase;
class RenderRubyText;
// RenderRubyRun are 'inline-block/table' like objects,and wrap a single pairing of a ruby base with its ruby text(s).
// See RenderRuby.h for further comments on the structure
class RenderRubyRun : public RenderBlock {
public:
RenderRubyRun(Node*);
virtual ~RenderRubyRun();
bool hasRubyText() const;
bool hasRubyBase() const;
bool isEmpty() const;
RenderRubyText* rubyText() const;
RenderRubyBase* rubyBase() const;
RenderRubyBase* rubyBaseSafe(); // creates the base if it doesn't already exist
virtual RenderObject* layoutSpecialExcludedChild(bool relayoutChildren);
virtual void layout();
virtual bool isChildAllowed(RenderObject*, RenderStyle*) const;
virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0);
virtual void removeChild(RenderObject* child);
virtual RenderBlock* firstLineBlock() const;
virtual void updateFirstLetter();
void getOverhang(bool firstLine, RenderObject* startRenderer, RenderObject* endRenderer, int& startOverhang, int& endOverhang) const;
static RenderRubyRun* staticCreateRubyRun(const RenderObject* parentRuby);
protected:
RenderRubyBase* createRubyBase() const;
private:
virtual bool isRubyRun() const { return true; }
virtual const char* renderName() const { return "RenderRubyRun (anonymous)"; }
virtual bool createsAnonymousWrapper() const { return true; }
virtual void removeLeftoverAnonymousBlock(RenderBlock*) { }
};
inline RenderRubyRun* toRenderRubyRun(RenderObject* object)
{
ASSERT(!object || object->isRubyRun());
return static_cast<RenderRubyRun*>(object);
}
inline const RenderRubyRun* toRenderRubyRun(const RenderObject* object)
{
ASSERT(!object || object->isBox());
return static_cast<const RenderRubyRun*>(object);
}
void toRenderRubyRun(const RenderRubyRun*);
} // namespace WebCore
#endif // RenderRubyRun_h