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461 lines
10 KiB
461 lines
10 KiB
15 years ago
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/*
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Copyright (C) 2001-2003 KSVG Team
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This file is part of the KDE project
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <math.h>
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#include <kdebug.h>
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#include "SVGAngleImpl.h"
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#include "SVGMatrixImpl.h"
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#include "KSVGHelper.h"
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using namespace KSVG;
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#include "SVGMatrixImpl.lut.h"
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#include "ksvg_scriptinterpreter.h"
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#include "ksvg_bridge.h"
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SVGMatrixImpl::SVGMatrixImpl()
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{
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KSVG_EMPTY_FLAGS
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}
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SVGMatrixImpl::SVGMatrixImpl(QWMatrix mat)
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{
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m_mat = mat;
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}
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SVGMatrixImpl::SVGMatrixImpl(double a, double b, double c, double d, double e, double f)
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{
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m_mat.setMatrix(a, b, c, d, e, f);
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}
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SVGMatrixImpl::~SVGMatrixImpl()
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{
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}
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void SVGMatrixImpl::setA(const double &a)
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{
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m_mat.setMatrix(a, m_mat.m12(), m_mat.m21(), m_mat.m22(), m_mat.dx(), m_mat.dy());
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}
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double SVGMatrixImpl::a() const
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{
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return m_mat.m11();
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}
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void SVGMatrixImpl::setB(const double &b)
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{
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m_mat.setMatrix(m_mat.m11(), b, m_mat.m21(), m_mat.m22(), m_mat.dx(), m_mat.dy());
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}
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double SVGMatrixImpl::b() const
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{
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return m_mat.m12();
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}
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void SVGMatrixImpl::setC(const double &c)
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{
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m_mat.setMatrix(m_mat.m11(), m_mat.m12(), c, m_mat.m22(), m_mat.dx(), m_mat.dy());
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}
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double SVGMatrixImpl::c() const
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{
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return m_mat.m21();
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}
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void SVGMatrixImpl::setD(const double &d)
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{
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m_mat.setMatrix(m_mat.m11(), m_mat.m12(), m_mat.m21(), d, m_mat.dx(), m_mat.dy());
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}
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double SVGMatrixImpl::d() const
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{
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return m_mat.m22();
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}
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void SVGMatrixImpl::setE(const double &e)
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{
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m_mat.setMatrix(m_mat.m11(), m_mat.m12(), m_mat.m21(), m_mat.m22(), e, m_mat.dy());
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}
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double SVGMatrixImpl::e() const
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{
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return m_mat.dx();
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}
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void SVGMatrixImpl::setF(const double &f)
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{
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m_mat.setMatrix(m_mat.m11(), m_mat.m12(), m_mat.m21(), m_mat.m22(), m_mat.dx(), f);
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}
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double SVGMatrixImpl::f() const
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{
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return m_mat.dy();
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}
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void SVGMatrixImpl::copy(const SVGMatrixImpl *other)
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{
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m_mat.setMatrix(other->m_mat.m11(), other->m_mat.m12(), other->m_mat.m21(), other->m_mat.m22(), other->m_mat.dx(), other->m_mat.dy());
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}
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SVGMatrixImpl *SVGMatrixImpl::postMultiply(const SVGMatrixImpl *secondMatrix)
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{
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QWMatrix temp(secondMatrix->a(), secondMatrix->b(), secondMatrix->c(), secondMatrix->d(), secondMatrix->e(), secondMatrix->f());
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::inverse()
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{
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m_mat = m_mat.invert();
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postTranslate(const double &x, const double &y)
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{
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// Could optimise these.
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QWMatrix temp;
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temp.translate(x, y);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postScale(const double &scaleFactor)
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{
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QWMatrix temp;
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temp.scale(scaleFactor, scaleFactor);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postScaleNonUniform(const double &scaleFactorX, const double &scaleFactorY)
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{
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QWMatrix temp;
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temp.scale(scaleFactorX, scaleFactorY);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postRotate(const double &angle)
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{
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QWMatrix temp;
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temp.rotate(angle);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postRotateFromVector(const double &x, const double &y)
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{
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QWMatrix temp;
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temp.rotate(SVGAngleImpl::todeg(atan2(y, x)));
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postFlipX()
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{
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QWMatrix temp(-1.0F, 0.0F, 0.0F, 1.0F, 0.0F, 0.0F);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postFlipY()
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{
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QWMatrix temp(1.0F, 0.0F, 0.0F, -1.0F, 0.0F, 0.0F);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postSkewX(const double &angle)
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{
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QWMatrix temp;
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temp.shear(tan(SVGAngleImpl::torad(angle)), 0.0F);
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::postSkewY(const double &angle)
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{
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QWMatrix temp;
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temp.shear(0.0F, tan(SVGAngleImpl::torad(angle)));
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m_mat *= temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::multiply(const SVGMatrixImpl *secondMatrix)
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{
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QWMatrix temp(secondMatrix->a(), secondMatrix->b(), secondMatrix->c(), secondMatrix->d(), secondMatrix->e(), secondMatrix->f());
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temp *= m_mat;
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m_mat = temp;
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::translate(const double &x, const double &y)
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{
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m_mat.translate(x, y);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::scale(const double &scaleFactor)
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{
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m_mat.scale(scaleFactor, scaleFactor);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::scaleNonUniform(const double &scaleFactorX, const double &scaleFactorY)
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{
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m_mat.scale(scaleFactorX, scaleFactorY);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::rotate(const double &angle)
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{
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m_mat.rotate(angle);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::rotateFromVector(const double &x, const double &y)
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{
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m_mat.rotate(SVGAngleImpl::todeg(atan2(y, x)));
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::flipX()
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{
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m_mat.scale(-1.0f, 1.0f);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::flipY()
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{
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m_mat.scale(1.0f, -1.0f);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::skewX(const double &angle)
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{
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m_mat.shear(tan(SVGAngleImpl::torad(angle)), 0.0F);
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return this;
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}
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SVGMatrixImpl *SVGMatrixImpl::skewY(const double &angle)
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{
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m_mat.shear(0.0F, tan(SVGAngleImpl::torad(angle)));
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return this;
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}
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void SVGMatrixImpl::setMatrix(QWMatrix mat)
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{
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m_mat = mat;
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}
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QWMatrix &SVGMatrixImpl::qmatrix()
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{
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return m_mat;
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}
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const QWMatrix &SVGMatrixImpl::qmatrix() const
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{
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return m_mat;
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}
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void SVGMatrixImpl::reset()
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{
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m_mat.reset();
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}
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void SVGMatrixImpl::removeScale(double *xScale, double *yScale)
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{
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double sx = sqrt(a()*a() + b()*b());
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double sy = sqrt(c()*c() + d()*d());
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// Remove the scaling from the matrix.
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setA(a()/sx);
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setB(b()/sx);
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setC(c()/sy);
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setD(d()/sy);
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*xScale = sx;
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*yScale = sy;
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}
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KSVGPolygon SVGMatrixImpl::map(const KSVGPolygon& polygon) const
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{
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KSVGPolygon mapped;
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for(unsigned int i = 0; i < polygon.numPoints(); i++)
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{
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double x, y;
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m_mat.map(polygon.point(i).x(), polygon.point(i).y(), &x, &y);
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mapped.addPoint(x, y);
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}
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return mapped;
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}
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KSVGPolygon SVGMatrixImpl::inverseMap(const KSVGPolygon& polygon) const
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{
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QWMatrix inverse = m_mat.invert();
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KSVGPolygon mapped;
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for(unsigned int i = 0; i < polygon.numPoints(); i++)
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{
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double x, y;
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inverse.map(polygon.point(i).x(), polygon.point(i).y(), &x, &y);
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mapped.addPoint(x, y);
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}
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return mapped;
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}
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// Ecma stuff
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/*
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@namespace KSVG
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@begin SVGMatrixImpl::s_hashTable 7
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a SVGMatrixImpl::A DontDelete
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b SVGMatrixImpl::B DontDelete
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c SVGMatrixImpl::C DontDelete
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d SVGMatrixImpl::D DontDelete
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e SVGMatrixImpl::E DontDelete
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f SVGMatrixImpl::F DontDelete
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@end
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@namespace KSVG
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@begin SVGMatrixImplProto::s_hashTable 13
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inverse SVGMatrixImpl::Inverse DontDelete|Function 0
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multiply SVGMatrixImpl::Multiply DontDelete|Function 1
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translate SVGMatrixImpl::Translate DontDelete|Function 2
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scale SVGMatrixImpl::Scale DontDelete|Function 1
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rotate SVGMatrixImpl::Rotate DontDelete|Function 1
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rotateFromVector SVGMatrixImpl::RotateFromVector DontDelete|Function 2
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scaleNonUniform SVGMatrixImpl::ScaleNonUniform DontDelete|Function 2
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flipX SVGMatrixImpl::FlipX DontDelete|Function 0
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flipY SVGMatrixImpl::FlipY DontDelete|Function 0
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skewX SVGMatrixImpl::SkewX DontDelete|Function 1
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skewY SVGMatrixImpl::SkewY DontDelete|Function 1
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@end
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*/
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KSVG_IMPLEMENT_PROTOTYPE("SVGMatrix", SVGMatrixImplProto, SVGMatrixImplProtoFunc)
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Value SVGMatrixImpl::getValueProperty(ExecState *, int token) const
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{
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switch(token)
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{
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case A:
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return Number(a());
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case B:
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return Number(b());
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case C:
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return Number(c());
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case D:
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return Number(d());
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case E:
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return Number(e());
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case F:
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return Number(f());
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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return KJS::Undefined();
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}
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}
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void SVGMatrixImpl::putValueProperty(ExecState *exec, int token, const KJS::Value &value, int)
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{
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switch(token)
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{
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case A:
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setA(value.toNumber(exec));
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break;
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case B:
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setB(value.toNumber(exec));
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break;
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case C:
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setC(value.toNumber(exec));
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break;
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case D:
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setD(value.toNumber(exec));
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break;
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case E:
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setE(value.toNumber(exec));
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break;
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case F:
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setF(value.toNumber(exec));
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break;
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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break;
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}
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}
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Value SVGMatrixImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &args)
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{
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KSVG_CHECK_THIS(SVGMatrixImpl)
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switch(id)
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{
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case SVGMatrixImpl::Inverse:
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return obj->inverse()->cache(exec);
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break;
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case SVGMatrixImpl::Multiply:
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return obj->multiply(static_cast<KSVGBridge<SVGMatrixImpl> *>(args[0].imp())->impl())->cache(exec);
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break;
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case SVGMatrixImpl::Translate:
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return obj->translate(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::Scale:
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return obj->scale(args[0].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::Rotate:
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return obj->rotate(args[0].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::RotateFromVector:
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return obj->rotateFromVector(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::ScaleNonUniform:
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return obj->scaleNonUniform(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::FlipX:
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return obj->flipX()->cache(exec);
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break;
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case SVGMatrixImpl::FlipY:
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return obj->flipY()->cache(exec);
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break;
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case SVGMatrixImpl::SkewX:
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return obj->skewX(args[0].toNumber(exec))->cache(exec);
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break;
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case SVGMatrixImpl::SkewY:
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return obj->skewY(args[0].toNumber(exec))->cache(exec);;
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break;
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default:
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kdWarning() << "Unhandled function id in " << k_funcinfo << " : " << id << endl;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return Undefined();
|
||
|
}
|
||
|
|
||
|
// vim:ts=4:noet
|