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/*
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005 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 SVGTransform_h
#define SVGTransform_h
#if ENABLE(SVG)
#include "AffineTransform.h"
#include "FloatPoint.h"
namespace WebCore {
class FloatSize;
class SVGTransform {
public:
enum SVGTransformType {
SVG_TRANSFORM_UNKNOWN = 0,
SVG_TRANSFORM_MATRIX = 1,
SVG_TRANSFORM_TRANSLATE = 2,
SVG_TRANSFORM_SCALE = 3,
SVG_TRANSFORM_ROTATE = 4,
SVG_TRANSFORM_SKEWX = 5,
SVG_TRANSFORM_SKEWY = 6
};
SVGTransform();
SVGTransform(SVGTransformType);
explicit SVGTransform(const AffineTransform&);
virtual ~SVGTransform();
SVGTransformType type() const;
AffineTransform matrix() const;
float angle() const;
FloatPoint rotationCenter() const;
void setMatrix(AffineTransform);
void setTranslate(float tx, float ty);
void setScale(float sx, float sy);
void setRotate(float angle, float cx, float cy);
void setSkewX(float angle);
void setSkewY(float angle);
// Internal use only (animation system)
FloatPoint translate() const;
FloatSize scale() const;
bool isValid();
private:
SVGTransformType m_type;
float m_angle;
FloatPoint m_center;
AffineTransform m_matrix;
};
inline bool operator==(const SVGTransform& a, const SVGTransform& b)
{
return a.type() == b.type() && a.angle() == b.angle() && a.matrix() == b.matrix();
}
inline bool operator!=(const SVGTransform& a, const SVGTransform& b)
{
return !(a == b);
}
} // namespace WebCore
#endif // ENABLE(SVG)
#endif
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