1 files changed, 74 insertions, 0 deletions
diff --git a/filters/kformula/png/pngexport.cpp b/filters/kformula/png/pngexport.cpp
new file mode 100644
index 000000000..47b0d316f
--- /dev/null
+++ b/filters/kformula/png/pngexport.cpp
@@ -0,0 +1,74 @@
+/* This file is part of the KDE project
+   Copyright (C) 2002 Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de>
+
+   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 <tqstring.h>
+#include <tqtextstream.h>
+#include <tqfile.h>
+#include <tqobject.h>
+
+#include <tdeapplication.h>
+#include <kdebug.h>
+#include <kgenericfactory.h>
+#include <tdemessagebox.h>
+
+#include <KoFilterChain.h>
+#include <KoStore.h>
+#include <KoStoreDevice.h>
+
+
+#include "pngexport.h"
+#include "pngexportdia.h"
+
+
+typedef KGenericFactory<PNGExport, KoFilter> PNGExportFactory;
+K_EXPORT_COMPONENT_FACTORY( libkfopngexport, PNGExportFactory( "kofficefilters" ) )
+
+
+PNGExport::PNGExport( KoFilter */*parent*/, const char */*name*/, const TQStringList& )
+    : KoFilter()
+{
+}
+
+
+KoFilter::ConversionStatus PNGExport::convert( const TQCString& from, const TQCString& to )
+{
+    if ( to != "image/png" || from != "application/x-kformula" )
+        return KoFilter::NotImplemented;
+
+    KoStoreDevice* in = m_chain->storageFile( "root", KoStore::Read );
+    if(!in) {
+        kapp->restoreOverrideCursor();
+        KMessageBox::error( 0, i18n( "Failed to read data." ), i18n( "PNG Export Error" ) );
+        return KoFilter::FileNotFound;
+    }
+
+    TQDomDocument dom( "KFORMULA" );
+    if ( !dom.setContent( in, false ) ) {
+        kapp->restoreOverrideCursor();
+        KMessageBox::error( 0, i18n( "Malformed XML data." ), i18n( "PNG Export Error" ) );
+        return KoFilter::WrongFormat;
+    }
+
+    PNGExportDia* dialog = new PNGExportDia( dom, m_chain->outputFile() );
+    dialog->exec();
+    delete dialog;
+    return KoFilter::OK;
+}
+
+#include "pngexport.moc"