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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// ============================================================================
#ifndef _SC_CSVSPLITS_HXX
#define _SC_CSVSPLITS_HXX
#include <sal/types.h>
#include <vector>
// ============================================================================
/** Constant for an invalid vector index. */
const sal_uInt32 CSV_VEC_NOTFOUND = SAL_MAX_UINT32;
/** Constant for an invalid ruler position. */
const sal_Int32 CSV_POS_INVALID = -1;
// ----------------------------------------------------------------------------
/** A vector of column splits that supports inserting, removing and moving splits. */
class ScCsvSplits
{
private:
typedef ::std::vector< sal_Int32 > ScSplitVector;
typedef ScSplitVector::iterator iterator;
typedef ScSplitVector::const_iterator const_iterator;
ScSplitVector maVec; /// The split containter.
public:
// *** access by position *** ---------------------------------------------
/** Inserts a new split at position nPos into the vector.
@return true = split inserted (nPos was valid and empty). */
bool Insert( sal_Int32 nPos );
/** Removes a split by position.
@return true = split found and removed. */
bool Remove( sal_Int32 nPos );
/** Removes a range of splits in the given position range. */
void RemoveRange( sal_Int32 nPosStart, sal_Int32 nPosEnd );
/** Removes all elements from the vector. */
void Clear();
/** Returns true if at position nPos is a split. */
bool HasSplit( sal_Int32 nPos ) const;
// *** access by index *** ------------------------------------------------
/** Searches for a split at position nPos.
@return the vector index of the split. */
sal_uInt32 GetIndex( sal_Int32 nPos ) const;
/** Returns index of the first split greater than or equal to nPos. */
sal_uInt32 LowerBound( sal_Int32 nPos ) const;
/** Returns index of the last split less than or equal to nPos. */
sal_uInt32 UpperBound( sal_Int32 nPos ) const;
/** Returns the number of splits. */
inline sal_uInt32 Count() const
{ return maVec.size(); }
/** Returns the position of the specified split. */
sal_Int32 GetPos( sal_uInt32 nIndex ) const;
/** Returns the position of the specified split. */
inline sal_Int32 operator[]( sal_uInt32 nIndex ) const
{ return GetPos( nIndex ); }
private:
/** Returns the vector index of an iterator. */
sal_uInt32 GetIterIndex( const_iterator aIter ) const;
};
// ============================================================================
#endif
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