/*

    Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>

                  2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>

    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 SVGTextContentElement_h

#define SVGTextContentElement_h

#if ENABLE(SVG)

#include "SVGExternalResourcesRequired.h"

#include "SVGLangSpace.h"

#include "SVGStyledElement.h"

#include "SVGTests.h"

namespace WebCore {

    class SVGLength;

    class SVGTextContentElement : public SVGStyledElement,

                                  public SVGTests,

                                  public SVGLangSpace,

                                  public SVGExternalResourcesRequired {

    public:

        enum SVGLengthAdjustType {

            LENGTHADJUST_UNKNOWN            = 0,

            LENGTHADJUST_SPACING            = 1,

            LENGTHADJUST_SPACINGANDGLYPHS   = 2

        };

        SVGTextContentElement(const QualifiedName&, Document*);

        virtual ~SVGTextContentElement();

        virtual bool isValid() const { return SVGTests::isValid(); }

        virtual bool isTextContent() const { return true; }

        unsigned getNumberOfChars() const;

        float getComputedTextLength() const;

        float getSubStringLength(unsigned charnum, unsigned nchars, ExceptionCode&) const;

        FloatPoint getStartPositionOfChar(unsigned charnum, ExceptionCode&) const;

        FloatPoint getEndPositionOfChar(unsigned charnum, ExceptionCode&) const;

        FloatRect getExtentOfChar(unsigned charnum, ExceptionCode&) const;

        float getRotationOfChar(unsigned charnum, ExceptionCode&) const;

        int getCharNumAtPosition(const FloatPoint&) const;

        void selectSubString(unsigned charnum, unsigned nchars, ExceptionCode&) const;

        virtual void parseMappedAttribute(Attribute*);

        virtual void synchronizeProperty(const QualifiedName&);

        bool isKnownAttribute(const QualifiedName&);

    protected:

        virtual bool selfHasRelativeLengths() const;

    private:

        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::textLengthAttr, SVGLength, TextLength, textLength)

        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::lengthAdjustAttr, int, LengthAdjust, lengthAdjust)

        // SVGExternalResourcesRequired

        DECLARE_ANIMATED_PROPERTY(SVGTextContentElement, SVGNames::externalResourcesRequiredAttr, bool, ExternalResourcesRequired, externalResourcesRequired) 

    };

} // namespace WebCore

#endif // ENABLE(SVG)

#endif