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/*
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
*
* 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 SVGMatrix_h
#define SVGMatrix_h
#if ENABLE(SVG)
#include "AffineTransform.h"
#include "SVGException.h"
namespace WebCore {
typedef int ExceptionCode;
// Only used in the bindings.
class SVGMatrix : public AffineTransform {
public:
SVGMatrix() { }
SVGMatrix(const AffineTransform& other)
: AffineTransform(other)
{
}
SVGMatrix(double a, double b, double c, double d, double e, double f)
: AffineTransform(a, b, c, d, e, f)
{
}
SVGMatrix translate(double tx, double ty)
{
AffineTransform copy = *this;
copy.translate(tx, ty);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix scale(double s)
{
AffineTransform copy = *this;
copy.scale(s, s);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix scaleNonUniform(double sx, double sy)
{
AffineTransform copy = *this;
copy.scale(sx, sy);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix rotate(double d)
{
AffineTransform copy = *this;
copy.rotate(d);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix flipX()
{
AffineTransform copy = *this;
copy.flipX();
return static_cast<SVGMatrix>(copy);
}
SVGMatrix flipY()
{
AffineTransform copy = *this;
copy.flipY();
return static_cast<SVGMatrix>(copy);
}
SVGMatrix skewX(double angle)
{
AffineTransform copy = *this;
copy.skewX(angle);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix skewY(double angle)
{
AffineTransform copy = *this;
copy.skewY(angle);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix multiply(const SVGMatrix& other)
{
AffineTransform copy = *this;
copy *= static_cast<const AffineTransform&>(other);
return static_cast<SVGMatrix>(copy);
}
SVGMatrix inverse(ExceptionCode& ec) const
{
AffineTransform transform = AffineTransform::inverse();
if (!isInvertible())
ec = SVGException::SVG_MATRIX_NOT_INVERTABLE;
return transform;
}
SVGMatrix rotateFromVector(double x, double y, ExceptionCode& ec)
{
if (!x || !y)
ec = SVGException::SVG_INVALID_VALUE_ERR;
AffineTransform copy = *this;
copy.rotateFromVector(x, y);
return static_cast<SVGMatrix>(copy);
}
};
} // namespace WebCore
#endif // ENABLE(SVG)
#endif
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