/*

 * 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

#if ENABLE(RUBY)

#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();

    virtual void destroy();

    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 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();

    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*) { }

    bool m_beingDestroyed;

};

} // namespace WebCore

#endif

#endif // RenderRubyRun_h