1 /*

     2  * Copyright (C) 2009 Google Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30 

    31 #ifndef RenderRubyRun_h

    32 #define RenderRubyRun_h

    33 

    34 #if ENABLE(RUBY)

    35 

    36 #include "RenderBlock.h"

    37 

    38 namespace WebCore {

    39 

    40 class RenderRubyBase;

    41 class RenderRubyText;

    42 

    43 // RenderRubyRun are 'inline-block/table' like objects,and wrap a single pairing of a ruby base with its ruby text(s).

    44 // See RenderRuby.h for further comments on the structure

    45 

    46 class RenderRubyRun : public RenderBlock {

    47 public:

    48     RenderRubyRun(Node*);

    49     virtual ~RenderRubyRun();

    50 

    51     virtual void destroy();

    52 

    53     bool hasRubyText() const;

    54     bool hasRubyBase() const;

    55     bool isEmpty() const;

    56     RenderRubyText* rubyText() const;

    57     RenderRubyBase* rubyBase() const;

    58     RenderRubyBase* rubyBaseSafe(); // creates the base if it doesn't already exist

    59 

    60     virtual bool isChildAllowed(RenderObject*, RenderStyle*) const;

    61     virtual void addChild(RenderObject* child, RenderObject* beforeChild = 0);

    62     virtual void removeChild(RenderObject* child);

    63 

    64     virtual RenderBlock* firstLineBlock() const;

    65     virtual void updateFirstLetter();

    66 

    67     static RenderRubyRun* staticCreateRubyRun(const RenderObject* parentRuby);

    68 

    69 protected:

    70     RenderRubyBase* createRubyBase() const;

    71 

    72 private:

    73     virtual bool isRubyRun() const { return true; }

    74     virtual const char* renderName() const { return "RenderRubyRun (anonymous)"; }

    75     virtual bool createsAnonymousWrapper() const { return true; }

    76     virtual void removeLeftoverAnonymousBlock(RenderBlock*) { }

    77 

    78     bool m_beingDestroyed;

    79 };

    80 

    81 } // namespace WebCore

    82 

    83 #endif

    84 

    85 #endif // RenderRubyRun_h