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Diffstat (limited to 'ksvg/impl/SVGFitToViewBoxImpl.cpp')
-rw-r--r-- | ksvg/impl/SVGFitToViewBoxImpl.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/ksvg/impl/SVGFitToViewBoxImpl.cpp b/ksvg/impl/SVGFitToViewBoxImpl.cpp new file mode 100644 index 00000000..a33bc0fc --- /dev/null +++ b/ksvg/impl/SVGFitToViewBoxImpl.cpp @@ -0,0 +1,139 @@ +/* + 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; + } +} |