1 files changed, 92 insertions, 0 deletions
diff --git a/sc/inc/markmulti.hxx b/sc/inc/markmulti.hxx
new file mode 100644
index 0000000000..9861342dc4
--- /dev/null
+++ b/sc/inc/markmulti.hxx
@@ -0,0 +1,92 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include "segmenttree.hxx"
+#include "markarr.hxx"
+
+#include <vector>
+
+class ScRangeList;
+struct ScSheetLimits;
+
+class SC_DLLPUBLIC ScMultiSel
+{
+
+private:
+    std::vector<ScMarkArray> aMultiSelContainer;
+    ScMarkArray aRowSel;
+    const ScSheetLimits& mrSheetLimits;
+
+friend class ScMultiSelIter;
+
+public:
+    ScMultiSel(ScSheetLimits const &);
+    ScMultiSel(const ScMultiSel& rMultiSel) = default;
+    ScMultiSel(ScMultiSel&& rMultiSel) = default;
+
+    ScMultiSel& operator=(const ScMultiSel& rMultiSel);
+    ScMultiSel& operator=(ScMultiSel&& rMultiSel);
+
+    SCCOL GetMultiSelectionCount() const;
+    bool HasMarks( SCCOL nCol ) const;
+    bool HasOneMark( SCCOL nCol, SCROW& rStartRow, SCROW& rEndRow ) const;
+    bool GetMark( SCCOL nCol, SCROW nRow ) const;
+    bool IsAllMarked( SCCOL nCol, SCROW nStartRow, SCROW nEndRow ) const;
+    bool HasEqualRowsMarked( SCCOL nCol1, SCCOL nCol2 ) const;
+    SCROW GetNextMarked( SCCOL nCol, SCROW nRow, bool bUp ) const;
+    // Returns the first column of the range [column,nLastCol] for which
+    // all those columns have equal marks. Value returned is not less than nMinCol.
+    SCCOL GetStartOfEqualColumns( SCCOL nLastCol, SCCOL nMinCol = 0 ) const;
+    void SetMarkArea( SCCOL nStartCol, SCCOL nEndCol, SCROW nStartRow, SCROW nEndRow, bool bMark );
+    void Set( ScRangeList const & );
+    bool IsRowMarked( SCROW nRow ) const;
+    bool IsRowRangeMarked( SCROW nStartRow, SCROW nEndRow ) const;
+    bool IsEmpty() const { return ( aMultiSelContainer.empty() && !aRowSel.HasMarks() ); }
+    ScMarkArray GetMarkArray( SCCOL nCol ) const;
+    void Clear();
+    void MarkAllCols( SCROW nStartRow, SCROW nEndRow );
+    bool HasAnyMarks() const;
+    void ShiftCols(SCCOL nStartCol, sal_Int32 nColOffset);
+    void ShiftRows(SCROW nStartRow, sal_Int32 nRowOffset);
+
+    // For faster access from within ScMarkData, instead of creating
+    // ScMultiSelIter with ScFlatBoolRowSegments bottleneck.
+    const ScMarkArray& GetRowSelArray() const { return aRowSel; }
+    const ScMarkArray* GetMultiSelArray( SCCOL nCol ) const;
+};
+
+class ScMultiSelIter
+{
+
+private:
+    std::unique_ptr<ScFlatBoolRowSegments>  pRowSegs;
+    ScMarkArrayIter                         aMarkArrayIter;
+    SCROW nNextSegmentStart;
+public:
+    ScMultiSelIter( const ScMultiSel& rMultiSel, SCCOL nCol );
+
+    bool Next( SCROW& rTop, SCROW& rBottom );
+    /** Only to be used by ScMultiSel::IsAllMarked() or otherwise sure that a
+        segment tree is actually used. */
+    bool GetRangeData( SCROW nRow, ScFlatBoolRowSegments::RangeData& rRowRange ) const;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */