1 files changed, 102 insertions, 0 deletions
diff --git a/filters/kformula/svg/svgexport.cpp b/filters/kformula/svg/svgexport.cpp
new file mode 100644
index 000000000..35896ac1b
--- /dev/null
+++ b/filters/kformula/svg/svgexport.cpp
@@ -0,0 +1,102 @@
+/* This file is part of the KDE project
+   Copyright (C) 2005 Inge Wallin <inge@lysator.liu.se>
+   Copyright (C) 2005 Fredrik Edemar <f_edemar@linux.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 <tdeapplication.h>
+#include <tdemessagebox.h>
+
+#include <KoFilterChain.h>
+#include <KoStore.h>
+//#include <KoStoreDevice.h>
+#include <kgenericfactory.h>
+
+#include <kformulacontainer.h>
+#include "kformuladocument.h"
+
+#include "svgexport.h"
+
+
+typedef KGenericFactory<SvgExport, KoFilter> SvgExportFactory;
+K_EXPORT_COMPONENT_FACTORY( libkfosvgexport, 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-kformula" || to != "image/svg+xml" )
+        return KoFilter::NotImplemented;
+
+    // Read the contents of the KFormula 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.
+    KFormula::DocumentWrapper* wrapper = new KFormula::DocumentWrapper( kapp->config(), 0 );
+    KFormula::Document* kformulaDoc = new KFormula::Document;
+    wrapper->document( kformulaDoc );
+    KFormula::Container* formula = kformulaDoc->createFormula();
+
+    if ( !kformulaDoc->loadXML( 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));
+    formula->draw( 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" ) );
+    }
+
+    delete formula;
+    delete wrapper;
+    return KoFilter::OK;
+}
+
+
+#include <svgexport.moc>