/*

    Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>

                  2004, 2005, 2006 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 SVGAngle_h

#define SVGAngle_h

#if ENABLE(SVG)

#include "PlatformString.h"

#include "SVGNames.h"

namespace WebCore {

    class SVGAngle {

    public:

        SVGAngle();

        virtual ~SVGAngle();

        enum SVGAngleType {

            SVG_ANGLETYPE_UNKNOWN           = 0,

            SVG_ANGLETYPE_UNSPECIFIED       = 1,

            SVG_ANGLETYPE_DEG               = 2,

            SVG_ANGLETYPE_RAD               = 3,

            SVG_ANGLETYPE_GRAD              = 4

        };

        SVGAngleType unitType() const;

        void setValue(float);

        float value() const; 

        void setValueInSpecifiedUnits(float valueInSpecifiedUnits);

        float valueInSpecifiedUnits() const;

        void setValueAsString(const String&);

        String valueAsString() const;

        void newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits);

        void convertToSpecifiedUnits(unsigned short unitType);

    private:

        SVGAngleType m_unitType;

        float m_value;

        float m_valueInSpecifiedUnits;

        mutable String m_valueAsString;

        void calculate();

    };

} // namespace WebCore

#endif // ENABLE(SVG)

#endif // SVGAngle_h