1 files changed, 77 insertions, 0 deletions
diff --git a/sc/source/core/data/formulaiter.cxx b/sc/source/core/data/formulaiter.cxx
new file mode 100644
index 000000000..d7f183b2a
--- /dev/null
+++ b/sc/source/core/data/formulaiter.cxx
@@ -0,0 +1,77 @@
+/* -*- 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 <formulaiter.hxx>
+
+#include <formulacell.hxx>
+#include <tokenarray.hxx>
+#include <formula/token.hxx>
+#include <token.hxx>
+
+using namespace formula;
+
+ScDetectiveRefIter::ScDetectiveRefIter( const ScDocument& rDoc, ScFormulaCell* pCell ) :
+    mrDoc(rDoc),
+    maIter(*pCell->GetCode()),
+    aPos(pCell->aPos)
+{
+}
+
+static bool lcl_ScDetectiveRefIter_SkipRef( const ScDocument& rDoc, formula::FormulaToken* p, const ScAddress& rPos )
+{
+    ScSingleRefData& rRef1 = *p->GetSingleRef();
+    ScAddress aAbs1 = rRef1.toAbs(rDoc, rPos);
+    if (!rDoc.ValidAddress(aAbs1))
+        return true;
+    if ( p->GetType() == svDoubleRef || p->GetType() == svExternalDoubleRef )
+    {
+        ScSingleRefData& rRef2 = p->GetDoubleRef()->Ref2;
+        ScAddress aAbs2 = rRef2.toAbs(rDoc, rPos);
+        if (!rDoc.ValidAddress(aAbs2))
+            return true;
+    }
+    return false;
+}
+
+bool ScDetectiveRefIter::GetNextRef( ScRange& rRange )
+{
+    bool bRet = false;
+    formula::FormulaToken* p = GetNextRefToken();
+    if( p )
+    {
+        SingleDoubleRefProvider aProv( *p );
+        rRange.aStart = aProv.Ref1.toAbs(mrDoc, aPos);
+        rRange.aEnd = aProv.Ref2.toAbs(mrDoc, aPos);
+        bRet = true;
+    }
+
+    return bRet;
+}
+
+formula::FormulaToken* ScDetectiveRefIter::GetNextRefToken()
+{
+    formula::FormulaToken* p = maIter.GetNextReferenceRPN();
+    while (p && lcl_ScDetectiveRefIter_SkipRef(mrDoc, p, aPos))
+    {
+        p = maIter.GetNextReferenceRPN();
+    }
+    return p;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */