/* * Copyright (C) 2009 Alex Milowski (alex@milowski.com). All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * 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 RenderMathMLRoot_h #define RenderMathMLRoot_h #if ENABLE(MATHML) #include "RenderMathMLBlock.h" namespace WebCore { // Render base^(1/index), or sqrt(base) via the derived class RenderMathMLSquareRoot, using radical notation. class RenderMathMLRoot : public RenderMathMLBlock { public: RenderMathMLRoot(Element*); virtual LayoutUnit paddingTop() const OVERRIDE; virtual LayoutUnit paddingBottom() const OVERRIDE; virtual LayoutUnit paddingLeft() const OVERRIDE; virtual LayoutUnit paddingRight() const OVERRIDE; virtual LayoutUnit paddingBefore() const OVERRIDE; virtual LayoutUnit paddingAfter() const OVERRIDE; virtual LayoutUnit paddingStart() const OVERRIDE; virtual LayoutUnit paddingEnd() const OVERRIDE; virtual void addChild(RenderObject* newChild, RenderObject* beforeChild = 0) OVERRIDE; protected: virtual void layout() OVERRIDE; virtual void paint(PaintInfo&, const LayoutPoint&) OVERRIDE; private: virtual bool isRenderMathMLRoot() const { return true; } virtual const char* renderName() const { return "RenderMathMLRoot"; } // This may return 0 for a non-MathML index (which won't occur in valid MathML). RenderBox* index() const; int m_intrinsicPaddingBefore; int m_intrinsicPaddingAfter; int m_intrinsicPaddingStart; int m_intrinsicPaddingEnd; int m_overbarLeftPointShift; int m_indexTop; }; } #endif // ENABLE(MATHML) #endif // RenderMathMLRoot_h