122 lines
4.8 KiB
C++
122 lines
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <limits.h>
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#include <vector>
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#include <types.hxx>
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#include <address.hxx>
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#include <token.hxx>
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namespace formula { class FormulaToken; }
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typedef ::std::vector< const formula::FormulaToken*> ScTokenVec;
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struct ScJumpMatrixEntry
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{
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double fBool; // 0:= false 1:= true also if no-path
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// other values may contain error conditions like NAN and INF
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short nStart; // start of path (actually start-1, see formula::FormulaTokenIterator)
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short nNext; // next after path
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// jump path exists if nStart != nNext, else no path
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short nStop; // optional stop of path (nPC < nStop)
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void SetJump( double fBoolP, short nStartP, short nNextP, short nStopP )
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{
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fBool = fBoolP;
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nStart = nStartP;
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nNext = nNextP;
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nStop = nStopP;
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}
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void GetJump( double& rBool, short& rStart, short& rNext, short& rStop ) const
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{
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rBool = fBool;
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rStart = nStart;
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rNext = nNext;
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rStop = nStop;
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}
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};
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class ScJumpMatrix
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{
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std::vector<ScJumpMatrixEntry> mvJump; // the jumps
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ScMatrixRef pMat; // the results
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ScRefList mvRefList; // array of references result, if any
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ScTokenVec mvParams; // parameter stack
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SCSIZE nCols;
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SCSIZE nRows;
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SCSIZE nCurCol;
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SCSIZE nCurRow;
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SCSIZE nResMatCols;
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SCSIZE nResMatRows;
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OpCode meOp;
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bool bStarted;
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// Buffer result ranges to be able to set a range of identically typed
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// values at the result matrix in order to avoid multiple shrinks and
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// growths of multi_type_vector segments, which is a major performance
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// bottleneck, see fdo#72929
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::std::vector< svl::SharedString > mvBufferStrings;
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::std::vector< double > mvBufferDoubles;
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SCSIZE mnBufferCol;
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SCSIZE mnBufferRowStart;
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SCSIZE mnBufferEmptyCount;
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SCSIZE mnBufferEmptyPathCount;
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enum BufferType
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{
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BUFFER_NONE,
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BUFFER_DOUBLE,
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BUFFER_STRING,
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BUFFER_EMPTY,
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BUFFER_EMPTYPATH
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};
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/** Flush different types or non-consecutive buffers. */
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void FlushBufferOtherThan( BufferType eType, SCSIZE nC, SCSIZE nR );
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ScJumpMatrix( const ScJumpMatrix& ) = delete;
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ScJumpMatrix& operator=( const ScJumpMatrix& ) = delete;
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public:
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ScJumpMatrix( OpCode eOp, SCSIZE nColsP, SCSIZE nRowsP );
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~ScJumpMatrix();
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void GetDimensions( SCSIZE& rCols, SCSIZE& rRows ) const;
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void SetJump( SCSIZE nCol, SCSIZE nRow, double fBool, short nStart, short nNext );
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void GetJump( SCSIZE nCol, SCSIZE nRow, double& rBool, short& rStart, short& rNext, short& rStop ) const;
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void SetAllJumps( double fBool, short nStart, short nNext, short nStop = SHRT_MAX );
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void SetJumpParameters( ScTokenVec&& p );
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const ScTokenVec & GetJumpParameters() const { return mvParams;}
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bool HasResultMatrix() const;
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ScMatrix* GetResultMatrix(); ///< also applies pending buffered values
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void GetPos( SCSIZE& rCol, SCSIZE& rRow ) const;
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bool Next( SCSIZE& rCol, SCSIZE& rRow );
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void GetResMatDimensions( SCSIZE& rCols, SCSIZE& rRows );
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void SetNewResMat( SCSIZE nNewCols, SCSIZE nNewRows );
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ScRefList& GetRefList();
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OpCode GetOpCode() const { return meOp; }
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void PutResultDouble( double fVal, SCSIZE nC, SCSIZE nR );
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void PutResultString( const svl::SharedString& rStr, SCSIZE nC, SCSIZE nR );
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void PutResultEmpty( SCSIZE nC, SCSIZE nR );
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void PutResultEmptyPath( SCSIZE nC, SCSIZE nR );
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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