/*
* 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
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*/
#ifndef RenderRubyRun_h
#define RenderRubyRun_h
#include "core/rendering/RenderBlockFlow.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 FINAL : public RenderBlockFlow {
public:
virtual ~RenderRubyRun();
bool hasRubyText() const;
bool hasRubyBase() const;
virtual bool isEmpty() const OVERRIDE;
RenderRubyText* rubyText() const;
RenderRubyBase* rubyBase() const;
RenderRubyBase* rubyBaseSafe(); // creates the base if it doesn't already exist
virtual RenderObject* layoutSpecialExcludedChild(bool relayoutChildren, SubtreeLayoutScope&) OVERRIDE;
virtual void layout() OVERRIDE;
virtual bool isChildAllowed(RenderObject*, RenderStyle*) const OVERRIDE;
virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0) OVERRIDE;
virtual void removeChild(RenderObject* child) OVERRIDE;
virtual RenderBlock* firstLineBlock() const OVERRIDE;
virtual void updateFirstLetter() OVERRIDE;
void getOverhang(bool firstLine, RenderObject* startRenderer, RenderObject* endRenderer, int& startOverhang, int& endOverhang) const;
static RenderRubyRun* staticCreateRubyRun(const RenderObject* parentRuby);
protected:
RenderRubyBase* createRubyBase() const;
private:
RenderRubyRun();
virtual bool isRubyRun() const OVERRIDE { return true; }
virtual const char* renderName() const OVERRIDE { return "RenderRubyRun (anonymous)"; }
virtual bool createsAnonymousWrapper() const OVERRIDE { return true; }
virtual void removeLeftoverAnonymousBlock(RenderBlock*) OVERRIDE { }
};
DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderRubyRun, isRubyRun());
} // namespace WebCore
#endif // RenderRubyRun_h