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/*
Copyright (C) 2001-2003 KSVG Team
This file is part of the KDE project
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 SVGMatrixImpl_H
#define SVGMatrixImpl_H
#include <qwmatrix.h>
#include <dom/dom_misc.h>
#include "ksvg_lookup.h"
namespace KSVG
{
class KSVGPolygon;
class SVGMatrixImpl : public DOM::DomShared
{
public:
SVGMatrixImpl();
SVGMatrixImpl(QWMatrix mat);
SVGMatrixImpl(double, double, double, double, double, double);
~SVGMatrixImpl();
void setA(const double &);
double a() const;
void setB(const double &);
double b() const;
void setC(const double &);
double c() const;
void setD(const double &);
double d() const;
void setE(const double &);
double e() const;
void setF(const double &);
double f() const;
void copy(const SVGMatrixImpl *other);
SVGMatrixImpl *inverse();
// Pre-multiplied operations, as per the specs.
SVGMatrixImpl *multiply(const SVGMatrixImpl *secondMatrix);
SVGMatrixImpl *translate(const double &x, const double &y);
SVGMatrixImpl *scale(const double &scaleFactor);
SVGMatrixImpl *scaleNonUniform(const double &scaleFactorX, const double &scaleFactorY);
SVGMatrixImpl *rotate(const double &angle);
SVGMatrixImpl *rotateFromVector(const double &x, const double &y);
SVGMatrixImpl *flipX();
SVGMatrixImpl *flipY();
SVGMatrixImpl *skewX(const double &angle);
SVGMatrixImpl *skewY(const double &angle);
// Post-multiplied operations
SVGMatrixImpl *postMultiply(const SVGMatrixImpl *secondMatrix);
SVGMatrixImpl *postTranslate(const double &x, const double &y);
SVGMatrixImpl *postScale(const double &scaleFactor);
SVGMatrixImpl *postScaleNonUniform(const double &scaleFactorX, const double &scaleFactorY);
SVGMatrixImpl *postRotate(const double &angle);
SVGMatrixImpl *postRotateFromVector(const double &x, const double &y);
SVGMatrixImpl *postFlipX();
SVGMatrixImpl *postFlipY();
SVGMatrixImpl *postSkewX(const double &angle);
SVGMatrixImpl *postSkewY(const double &angle);
void reset();
// KSVG helper method
QWMatrix &qmatrix();
const QWMatrix &qmatrix() const;
// Determine the scaling component of the matrix and factor it out. After
// this operation, the matrix has x and y scale of one.
void removeScale(double *xScale, double *yScale);
KSVGPolygon map(const KSVGPolygon& polygon) const;
KSVGPolygon inverseMap(const KSVGPolygon& polygon) const;
private:
void setMatrix(QWMatrix mat);
QWMatrix m_mat;
public:
KSVG_GET
KSVG_PUT
enum
{
// Properties
A, B, C, D, E, F,
// Functions
Inverse, Multiply, Translate, Scale, Rotate,
RotateFromVector, ScaleNonUniform,
FlipX, FlipY, SkewX, SkewY
};
KJS::Value getValueProperty(KJS::ExecState *exec, int token) const;
void putValueProperty(KJS::ExecState *exec, int token, const KJS::Value &value, int attr);
};
}
KSVG_DEFINE_PROTOTYPE(SVGMatrixImplProto)
KSVG_IMPLEMENT_PROTOFUNC(SVGMatrixImplProtoFunc, SVGMatrixImpl)
#endif
// vim:ts=4:noet
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