1 files changed, 75 insertions, 0 deletions
diff --git a/sc/source/filter/rtf/expbase.cxx b/sc/source/filter/rtf/expbase.cxx
new file mode 100644
index 000000000..d5461f1d6
--- /dev/null
+++ b/sc/source/filter/rtf/expbase.cxx
@@ -0,0 +1,75 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <expbase.hxx>
+#include <document.hxx>
+#include <editutil.hxx>
+
+ScExportBase::ScExportBase( SvStream& rStrmP, ScDocument* pDocP,
+                const ScRange& rRangeP )
+            :
+            rStrm( rStrmP ),
+            aRange( rRangeP ),
+            pDoc( pDocP ),
+            pFormatter( pDocP->GetFormatTable() )
+{
+}
+
+ScExportBase::~ScExportBase()
+{
+}
+
+bool ScExportBase::GetDataArea( SCTAB nTab, SCCOL& nStartCol,
+            SCROW& nStartRow, SCCOL& nEndCol, SCROW& nEndRow ) const
+{
+    pDoc->GetDataStart( nTab, nStartCol, nStartRow );
+    pDoc->GetPrintArea( nTab, nEndCol, nEndRow );
+    return TrimDataArea( nTab, nStartCol, nStartRow, nEndCol, nEndRow );
+}
+
+bool ScExportBase::TrimDataArea( SCTAB nTab, SCCOL& nStartCol,
+            SCROW& nStartRow, SCCOL& nEndCol, SCROW& nEndRow ) const
+{
+    while ( nStartCol <= nEndCol && pDoc->ColHidden(nStartCol, nTab))
+        ++nStartCol;
+    while ( nStartCol <= nEndCol && pDoc->ColHidden(nEndCol, nTab))
+        --nEndCol;
+    nStartRow = pDoc->FirstVisibleRow(nStartRow, nEndRow, nTab);
+    nEndRow = pDoc->LastVisibleRow(nStartRow, nEndRow, nTab);
+    return nStartCol <= nEndCol && nStartRow <= nEndRow && nEndRow !=
+        ::std::numeric_limits<SCROW>::max();
+}
+
+bool ScExportBase::IsEmptyTable( SCTAB nTab ) const
+{
+    if ( !pDoc->HasTable( nTab ) || !pDoc->IsVisible( nTab ) )
+        return true;
+    SCCOL nStartCol, nEndCol;
+    SCROW nStartRow, nEndRow;
+    return !GetDataArea( nTab, nStartCol, nStartRow, nEndCol, nEndRow );
+}
+
+ScFieldEditEngine& ScExportBase::GetEditEngine() const
+{
+    if ( !pEditEngine )
+        const_cast<ScExportBase*>(this)->pEditEngine.reset( new ScFieldEditEngine(pDoc, pDoc->GetEditPool()) );
+    return *pEditEngine;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */