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/* -*- 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 <limits.h>
#include <vector>
#include <types.hxx>
#include <address.hxx>
#include <token.hxx>
namespace formula { class FormulaToken; }
typedef ::std::vector< const formula::FormulaToken*> ScTokenVec;
struct ScJumpMatrixEntry
{
double fBool; // 0:= false 1:= true also if no-path
// other values may contain error conditions like NAN and INF
short nStart; // start of path (actually start-1, see formula::FormulaTokenIterator)
short nNext; // next after path
// jump path exists if nStart != nNext, else no path
short nStop; // optional stop of path (nPC < nStop)
void SetJump( double fBoolP, short nStartP, short nNextP, short nStopP )
{
fBool = fBoolP;
nStart = nStartP;
nNext = nNextP;
nStop = nStopP;
}
void GetJump( double& rBool, short& rStart, short& rNext, short& rStop ) const
{
rBool = fBool;
rStart = nStart;
rNext = nNext;
rStop = nStop;
}
};
class ScJumpMatrix
{
std::vector<ScJumpMatrixEntry> mvJump; // the jumps
ScMatrixRef pMat; // the results
ScRefList mvRefList; // array of references result, if any
ScTokenVec mvParams; // parameter stack
SCSIZE nCols;
SCSIZE nRows;
SCSIZE nCurCol;
SCSIZE nCurRow;
SCSIZE nResMatCols;
SCSIZE nResMatRows;
OpCode meOp;
bool bStarted;
// Buffer result ranges to be able to set a range of identically typed
// values at the result matrix in order to avoid multiple shrinks and
// growths of multi_type_vector segments, which is a major performance
// bottleneck, see fdo#72929
::std::vector< svl::SharedString > mvBufferStrings;
::std::vector< double > mvBufferDoubles;
SCSIZE mnBufferCol;
SCSIZE mnBufferRowStart;
SCSIZE mnBufferEmptyCount;
SCSIZE mnBufferEmptyPathCount;
enum BufferType
{
BUFFER_NONE,
BUFFER_DOUBLE,
BUFFER_STRING,
BUFFER_EMPTY,
BUFFER_EMPTYPATH
};
/** Flush different types or non-consecutive buffers. */
void FlushBufferOtherThan( BufferType eType, SCSIZE nC, SCSIZE nR );
ScJumpMatrix( const ScJumpMatrix& ) = delete;
ScJumpMatrix& operator=( const ScJumpMatrix& ) = delete;
public:
ScJumpMatrix( OpCode eOp, SCSIZE nColsP, SCSIZE nRowsP );
~ScJumpMatrix();
void GetDimensions( SCSIZE& rCols, SCSIZE& rRows ) const;
void SetJump( SCSIZE nCol, SCSIZE nRow, double fBool, short nStart, short nNext );
void GetJump( SCSIZE nCol, SCSIZE nRow, double& rBool, short& rStart, short& rNext, short& rStop ) const;
void SetAllJumps( double fBool, short nStart, short nNext, short nStop = SHRT_MAX );
void SetJumpParameters( ScTokenVec&& p );
const ScTokenVec & GetJumpParameters() const { return mvParams;}
bool HasResultMatrix() const;
ScMatrix* GetResultMatrix(); ///< also applies pending buffered values
void GetPos( SCSIZE& rCol, SCSIZE& rRow ) const;
bool Next( SCSIZE& rCol, SCSIZE& rRow );
void GetResMatDimensions( SCSIZE& rCols, SCSIZE& rRows );
void SetNewResMat( SCSIZE nNewCols, SCSIZE nNewRows );
ScRefList& GetRefList();
OpCode GetOpCode() const { return meOp; }
void PutResultDouble( double fVal, SCSIZE nC, SCSIZE nR );
void PutResultString( const svl::SharedString& rStr, SCSIZE nC, SCSIZE nR );
void PutResultEmpty( SCSIZE nC, SCSIZE nR );
void PutResultEmptyPath( SCSIZE nC, SCSIZE nR );
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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