rendersvgtext.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
 * This file is part of the WebKit project.
 *
 * Copyright (C) 2006 Apple Computer, Inc.
 *           (C) 2007 Nikolas Zimmermann <[e-mail]>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#ifndef RenderSVGText_h
#define RenderSVGText_h

#if ENABLE(SVG)

#include "TransformationMatrix.h"
#include "RenderSVGBlock.h"

namespace WebCore {

class SVGTextElement;

class RenderSVGText : public RenderSVGBlock {
public:
    RenderSVGText(SVGTextElement* node);

    virtual const char* renderName() const { return "RenderSVGText"; }
    
    virtual bool isSVGText() const { return true; }
    
    bool calculateLocalTransform();
    virtual TransformationMatrix localTransform() const { return m_localTransform; }
    
    virtual void paint(PaintInfo&, int tx, int ty);
    virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);
    
    virtual bool requiresLayer() const { return false; }
    virtual void layout();
    
    virtual void absoluteRects(Vector<IntRect>&, int tx, int ty, bool topLevel = true);
    virtual void absoluteQuads(Vector<FloatQuad>&, bool topLevel = true);

    virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer);
    virtual FloatRect relativeBBox(bool includeStroke = true) const;
    
private:
    virtual RootInlineBox* createRootBox();

    TransformationMatrix m_localTransform;
    IntRect m_absoluteBounds;
};

}

#endif // ENABLE(SVG)
#endif

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