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140 lines
4.2 KiB
140 lines
4.2 KiB
/*
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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 <kdebug.h>
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#include <tqstring.h>
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#include <tqstringlist.h>
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#include "SVGPreserveAspectRatio.h"
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#include "SVGRectImpl.h"
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#include "SVGFitToViewBoxImpl.h"
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#include "SVGAnimatedRectImpl.h"
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#include "SVGPreserveAspectRatioImpl.h"
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#include "SVGAnimatedPreserveAspectRatioImpl.h"
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#include "SVGSVGElementImpl.h"
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using namespace KSVG;
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#include "SVGFitToViewBoxImpl.lut.h"
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SVGFitToViewBoxImpl::SVGFitToViewBoxImpl()
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{
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KSVG_EMPTY_FLAGS
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m_viewBox = new SVGAnimatedRectImpl();
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m_viewBox->ref();
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m_preserveAspectRatio = new SVGAnimatedPreserveAspectRatioImpl();
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m_preserveAspectRatio->ref();
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}
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SVGFitToViewBoxImpl::~SVGFitToViewBoxImpl()
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{
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if(m_viewBox)
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m_viewBox->deref();
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if(m_preserveAspectRatio)
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m_preserveAspectRatio->deref();
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}
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SVGAnimatedRectImpl *SVGFitToViewBoxImpl::viewBox() const
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{
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return m_viewBox;
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}
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SVGAnimatedPreserveAspectRatioImpl *SVGFitToViewBoxImpl::preserveAspectRatio() const
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{
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return m_preserveAspectRatio;
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}
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void SVGFitToViewBoxImpl::parseViewBox(const TQString &s)
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{
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// Set default if preserveAspectRatio wasnt parsed earlier (Rob)
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if(m_preserveAspectRatio->baseVal()->align() == SVG_PRESERVEASPECTRATIO_UNKNOWN)
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m_preserveAspectRatio->baseVal()->setAlign(SVG_PRESERVEASPECTRATIO_XMIDYMID);
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if(m_preserveAspectRatio->baseVal()->meetOrSlice() == SVG_MEETORSLICE_UNKNOWN)
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m_preserveAspectRatio->baseVal()->setMeetOrSlice(SVG_MEETORSLICE_MEET);
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// allow for viewbox def with ',' or whitespace
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TQString viewbox(s);
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TQStringList points = TQStringList::split(' ', viewbox.replace(',', ' ').simplifyWhiteSpace());
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viewBox()->baseVal()->setX(points[0].toFloat());
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viewBox()->baseVal()->setY(points[1].toFloat());
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viewBox()->baseVal()->setWidth(points[2].toFloat());
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viewBox()->baseVal()->setHeight(points[3].toFloat());
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}
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SVGMatrixImpl *SVGFitToViewBoxImpl::viewBoxToViewTransform(float viewWidth, float viewHeight) const
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{
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if(viewBox()->baseVal()->width() == 0 || viewBox()->baseVal()->height() == 0)
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return SVGSVGElementImpl::createSVGMatrix();
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else
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return preserveAspectRatio()->baseVal()->getCTM(viewBox()->baseVal()->x(),
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viewBox()->baseVal()->y(), viewBox()->baseVal()->width(), viewBox()->baseVal()->height(),
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0, 0, viewWidth, viewHeight);
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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 SVGFitToViewBoxImpl::s_hashTable 3
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viewBox SVGFitToViewBoxImpl::ViewBox DontDelete
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preserveAspectRatio SVGFitToViewBoxImpl::PreserveAspectRatio DontDelete
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@end
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*/
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Value SVGFitToViewBoxImpl::getValueProperty(ExecState *exec, int token) const
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{
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switch(token)
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{
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case ViewBox:
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return m_viewBox->cache(exec);
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case PreserveAspectRatio:
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return m_preserveAspectRatio->cache(exec);
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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return Undefined();
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}
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}
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void SVGFitToViewBoxImpl::putValueProperty(ExecState *exec, int token, const Value &value, int attr)
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{
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// This class has just ReadOnly properties, only with the Internal flag set
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// it's allowed to modify those.
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if(!(attr & KJS::Internal))
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return;
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switch(token)
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{
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case ViewBox:
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parseViewBox(value.toString(exec).qstring());
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break;
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case PreserveAspectRatio:
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if(preserveAspectRatio())
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preserveAspectRatio()->baseVal()->parsePreserveAspectRatio(value.toString(exec).qstring());
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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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}
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}
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