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