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/* This file is part of the KDE project
Copyright (C) 2005 Inge Wallin <inge@lysator.liu.se>
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 <tqpicture.h>
#include <tqpainter.h>
#include <tdemessagebox.h>
#include <KoFilterChain.h>
#include <KoStore.h>
//#include <KoStoreDevice.h>
#include <kgenericfactory.h>
#include "kchart_part.h"
#include "svgexport.h"
typedef KGenericFactory<SvgExport, KoFilter> SvgExportFactory;
K_EXPORT_COMPONENT_FACTORY( libkchartsvgexport, SvgExportFactory( "svgexport" ) )
SvgExport::SvgExport(KoFilter *, const char *, const TQStringList&)
: KoFilter()
{
}
SvgExport::~SvgExport()
{
}
KoFilter::ConversionStatus
SvgExport::convert(const TQCString& from, const TQCString& to)
{
// Check for proper conversion.
if ( from != "application/x-kchart" || to != "image/svg+xml" )
return KoFilter::NotImplemented;
// Read the contents of the KChart file
KoStoreDevice* storeIn = m_chain->storageFile( "root", KoStore::Read );
if ( !storeIn ) {
KMessageBox::error( 0, i18n("Failed to read data." ),
i18n( "SVG Export Error" ) );
return KoFilter::FileNotFound;
}
// Get the XML tree.
TQDomDocument domIn;
domIn.setContent( storeIn );
TQDomElement docNode = domIn.documentElement();
// Read the document from the XML tree.
KChart::KChartPart kchartDoc;
if ( !kchartDoc.loadXML(0, domIn) ) {
KMessageBox::error( 0, i18n( "Malformed XML data." ),
i18n( "SVG Export Error" ) );
return KoFilter::WrongFormat;
}
// Draw the actual bitmap.
TQPicture picture;
TQPainter painter(&picture);
TQRect rect(TQPoint(0, 0), TQPoint(500, 400));
kchartDoc.paintContent(painter, rect, false);
painter.end();
// Save the image.
if ( !picture.save( m_chain->outputFile(), "SVG" ) ) {
KMessageBox::error( 0, i18n( "Failed to write file." ),
i18n( "SVG Export Error" ) );
}
return KoFilter::OK;
}
#include <svgexport.moc>
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