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 RenderRubyBase_h 32 #define RenderRubyBase_h 33 34 #include "RenderBlock.h" 35 36 namespace WebCore { 37 38 class RenderRubyRun; 39 40 class RenderRubyBase : public RenderBlock { 41 public: 42 RenderRubyBase(Node*); 43 virtual ~RenderRubyBase(); 44 renderName()45 virtual const char* renderName() const { return "RenderRubyBase (anonymous)"; } 46 isRubyBase()47 virtual bool isRubyBase() const { return true; } 48 49 virtual bool isChildAllowed(RenderObject*, RenderStyle*) const; 50 51 private: 52 virtual ETextAlign textAlignmentForLine(bool endsWithSoftBreak) const; 53 virtual void adjustInlineDirectionLineBounds(int expansionOpportunityCount, float& logicalLeft, float& logicalWidth) const; 54 55 bool hasOnlyWrappedInlineChildren(RenderObject* beforeChild = 0) const; 56 57 void moveChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild = 0); 58 void moveInlineChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild = 0); 59 void moveBlockChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild = 0); 60 void mergeBlockChildren(RenderRubyBase* toBase, RenderObject* fromBeforeChild = 0); 61 62 RenderRubyRun* rubyRun() const; 63 64 // Allow RenderRubyRun to manipulate the children within ruby bases. 65 friend class RenderRubyRun; 66 }; 67 68 } // namespace WebCore 69 70 #endif // RenderRubyBase_h 71