26fbf6eef1
Change-Id: I275f96bb8b24838538ac88532508ad7dbd127eae Reviewed-on: https://gerrit.libreoffice.org/c/core/+/136271 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
483 lines
20 KiB
C++
483 lines
20 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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#ifndef INCLUDED_FORMULA_TOKEN_HXX
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#define INCLUDED_FORMULA_TOKEN_HXX
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#include <sal/config.h>
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#include <cstring>
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#include <memory>
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#include <utility>
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#include <vector>
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#include <formula/formuladllapi.h>
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#include <formula/opcode.hxx>
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#include <formula/types.hxx>
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#include <formula/paramclass.hxx>
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#include <osl/interlck.h>
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#include <rtl/ustring.hxx>
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#include <sal/types.h>
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#include <svl/sharedstring.hxx>
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class ScJumpMatrix;
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class ScMatrix;
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struct ScComplexRefData;
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struct ScSingleRefData;
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enum class FormulaError : sal_uInt16;
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namespace formula
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{
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enum StackVar : sal_uInt8
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{
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svByte,
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svDouble,
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svString,
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svSingleRef,
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svDoubleRef,
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svMatrix,
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svIndex,
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svJump,
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svExternal, // Byte + String
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svFAP, // FormulaAutoPilot only, ever exported
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svJumpMatrix,
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svRefList, // ocUnion result
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svEmptyCell, // Result is an empty cell, e.g. in LOOKUP()
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svMatrixCell, // Result is a matrix with bells and
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// whistles as needed for _the_ matrix
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// formula result.
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svHybridCell, // A temporary condition of a formula
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// cell during import, having a double
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// and/or string result and a formula
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// string to be compiled.
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svExternalSingleRef,
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svExternalDoubleRef,
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svExternalName,
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svSingleVectorRef,
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svDoubleVectorRef,
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svError, // error token
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svMissing, // 0 or ""
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svSep, // separator, ocSep, ocOpen, ocClose
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svUnknown // unknown StackType
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};
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// Only to be used for debugging output. No guarantee of stability of the
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// return value.
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// Turn this into an operator<< when StackVar becomes a scoped enum
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inline std::string StackVarEnumToString(StackVar const e)
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{
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switch (e)
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{
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case svByte: return "Byte";
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case svDouble: return "Double";
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case svString: return "String";
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case svSingleRef: return "SingleRef";
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case svDoubleRef: return "DoubleRef";
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case svMatrix: return "Matrix";
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case svIndex: return "Index";
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case svJump: return "Jump";
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case svExternal: return "External";
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case svFAP: return "FAP";
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case svJumpMatrix: return "JumpMatrix";
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case svRefList: return "RefList";
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case svEmptyCell: return "EmptyCell";
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case svMatrixCell: return "MatrixCell";
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case svHybridCell: return "HybridCell";
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case svExternalSingleRef: return "ExternalSingleRef";
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case svExternalDoubleRef: return "ExternalDoubleRef";
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case svExternalName: return "ExternalName";
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case svSingleVectorRef: return "SingleVectorRef";
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case svDoubleVectorRef: return "DoubleVectorRef";
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case svError: return "Error";
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case svMissing: return "Missing";
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case svSep: return "Sep";
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case svUnknown: return "Unknown";
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}
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std::ostringstream os;
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os << static_cast<int>(e);
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return os.str();
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}
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class FORMULA_DLLPUBLIC FormulaToken
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{
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OpCode eOp;
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const StackVar eType; // type of data
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mutable oslInterlockedCount mnRefCnt; // reference count
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FormulaToken& operator=( const FormulaToken& ) = delete;
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public:
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FormulaToken( StackVar eTypeP,OpCode e = ocPush );
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FormulaToken( const FormulaToken& r );
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virtual ~FormulaToken();
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void Delete() { delete this; }
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void DeleteIfZeroRef() { if (mnRefCnt == 0) delete this; }
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StackVar GetType() const { return eType; }
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bool IsFunction() const; // pure functions, no operators
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bool IsExternalRef() const;
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bool IsRef() const;
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sal_uInt8 GetParamCount() const;
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void IncRef() const
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{
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osl_atomic_increment(&mnRefCnt);
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}
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void DecRef() const
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{
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if (!osl_atomic_decrement(&mnRefCnt))
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const_cast<FormulaToken*>(this)->Delete();
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}
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oslInterlockedCount GetRef() const { return mnRefCnt; }
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OpCode GetOpCode() const { return eOp; }
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bool IsInForceArray() const;
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/**
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Dummy methods to avoid switches and casts where possible,
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the real token classes have to override the appropriate method[s].
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The only methods valid anytime if not overridden are:
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- GetByte() since this represents the count of parameters to a function
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which of course is 0 on non-functions. FormulaByteToken and ScExternal do
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override it.
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- GetInForceArray() since also this is only used for operators and
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functions and is ParamClass::Unknown for other tokens.
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Any other non-overridden method pops up an assertion.
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*/
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virtual sal_uInt8 GetByte() const;
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virtual void SetByte( sal_uInt8 n );
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virtual ParamClass GetInForceArray() const;
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virtual void SetInForceArray( ParamClass c );
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virtual double GetDouble() const;
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virtual double& GetDoubleAsReference();
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virtual sal_Int16 GetDoubleType() const;
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virtual void SetDoubleType( sal_Int16 nType );
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virtual const svl::SharedString & GetString() const;
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virtual void SetString( const svl::SharedString& rStr );
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virtual sal_uInt16 GetIndex() const;
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virtual void SetIndex( sal_uInt16 n );
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virtual sal_Int16 GetSheet() const;
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virtual void SetSheet( sal_Int16 n );
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virtual sal_Unicode GetChar() const;
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virtual short* GetJump() const;
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virtual const OUString& GetExternal() const;
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virtual FormulaToken* GetFAPOrigToken() const;
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virtual FormulaError GetError() const;
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virtual void SetError( FormulaError );
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virtual const ScSingleRefData* GetSingleRef() const;
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virtual ScSingleRefData* GetSingleRef();
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virtual const ScComplexRefData* GetDoubleRef() const;
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virtual ScComplexRefData* GetDoubleRef();
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virtual const ScSingleRefData* GetSingleRef2() const;
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virtual ScSingleRefData* GetSingleRef2();
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virtual const ScMatrix* GetMatrix() const;
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virtual ScMatrix* GetMatrix();
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virtual ScJumpMatrix* GetJumpMatrix() const;
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virtual const std::vector<ScComplexRefData>* GetRefList() const;
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virtual std::vector<ScComplexRefData>* GetRefList();
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virtual FormulaToken* Clone() const { return new FormulaToken(*this); }
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virtual bool TextEqual( const formula::FormulaToken& rToken ) const;
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virtual bool operator==( const FormulaToken& rToken ) const;
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/** This is dirty and only the compiler should use it! */
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struct PrivateAccess { friend class FormulaCompiler; private: PrivateAccess() { } };
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void NewOpCode( OpCode e, const PrivateAccess& ) { eOp = e; }
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};
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inline void intrusive_ptr_add_ref(const FormulaToken* p)
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{
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p->IncRef();
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}
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inline void intrusive_ptr_release(const FormulaToken* p)
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{
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p->DecRef();
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}
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class FORMULA_DLLPUBLIC FormulaSpaceToken final : public FormulaToken
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{
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private:
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sal_uInt8 nByte;
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sal_Unicode cChar;
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public:
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FormulaSpaceToken( sal_uInt8 n, sal_Unicode c ) :
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FormulaToken( svByte, ocWhitespace ),
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nByte( n ), cChar( c ) {}
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FormulaSpaceToken( const FormulaSpaceToken& r ) :
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FormulaToken( r ),
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nByte( r.nByte ), cChar( r.cChar ) {}
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virtual FormulaToken* Clone() const override { return new FormulaSpaceToken(*this); }
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virtual sal_uInt8 GetByte() const override;
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virtual sal_Unicode GetChar() const override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaByteToken : public FormulaToken
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{
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private:
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sal_uInt8 nByte;
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ParamClass eInForceArray;
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protected:
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FormulaByteToken( OpCode e, sal_uInt8 n, StackVar v, ParamClass c ) :
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FormulaToken( v,e ), nByte( n ),
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eInForceArray( c ) {}
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public:
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FormulaByteToken( OpCode e, sal_uInt8 n, ParamClass c ) :
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FormulaToken( svByte,e ), nByte( n ),
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eInForceArray( c ) {}
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FormulaByteToken( OpCode e, sal_uInt8 n ) :
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FormulaToken( svByte,e ), nByte( n ),
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eInForceArray( ParamClass::Unknown ) {}
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FormulaByteToken( OpCode e ) :
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FormulaToken( svByte,e ), nByte( 0 ),
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eInForceArray( ParamClass::Unknown ) {}
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FormulaByteToken( const FormulaByteToken& r ) :
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FormulaToken( r ), nByte( r.nByte ),
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eInForceArray( r.eInForceArray ) {}
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virtual FormulaToken* Clone() const override { return new FormulaByteToken(*this); }
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virtual sal_uInt8 GetByte() const override;
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virtual void SetByte( sal_uInt8 n ) override;
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virtual ParamClass GetInForceArray() const override;
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virtual void SetInForceArray( ParamClass c ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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// A special token for the FormulaAutoPilot only. Keeps a reference pointer of
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// the token of which it was created for comparison.
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class FORMULA_DLLPUBLIC FormulaFAPToken final : public FormulaByteToken
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{
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private:
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FormulaTokenRef pOrigToken;
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public:
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FormulaFAPToken( OpCode e, sal_uInt8 n, FormulaToken* p ) :
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FormulaByteToken( e, n, svFAP, ParamClass::Unknown ),
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pOrigToken( p ) {}
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FormulaFAPToken( const FormulaFAPToken& r ) :
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FormulaByteToken( r ), pOrigToken( r.pOrigToken ) {}
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virtual FormulaToken* Clone() const override { return new FormulaFAPToken(*this); }
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virtual FormulaToken* GetFAPOrigToken() const override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaDoubleToken : public FormulaToken
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{
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private:
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double fDouble;
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public:
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FormulaDoubleToken( double f ) :
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FormulaToken( svDouble ), fDouble( f ) {}
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FormulaDoubleToken( const FormulaDoubleToken& r ) :
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FormulaToken( r ), fDouble( r.fDouble ) {}
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virtual FormulaToken* Clone() const override { return new FormulaDoubleToken(*this); }
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virtual double GetDouble() const override;
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virtual double& GetDoubleAsReference() override;
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virtual sal_Int16 GetDoubleType() const override; ///< always returns 0 for "not typed"
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaTypedDoubleToken final : public FormulaDoubleToken
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{
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private:
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sal_Int16 mnType; /**< Can hold, for example, a value
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of SvNumFormatType, or by
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contract any other
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classification. */
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public:
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FormulaTypedDoubleToken( double f, sal_Int16 nType ) :
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FormulaDoubleToken( f ), mnType( nType ) {}
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FormulaTypedDoubleToken( const FormulaTypedDoubleToken& r ) :
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FormulaDoubleToken( r ), mnType( r.mnType ) {}
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virtual FormulaToken* Clone() const override { return new FormulaTypedDoubleToken(*this); }
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virtual sal_Int16 GetDoubleType() const override;
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virtual void SetDoubleType( sal_Int16 nType ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaStringToken final : public FormulaToken
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{
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svl::SharedString maString;
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public:
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FormulaStringToken( svl::SharedString r );
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FormulaStringToken( const FormulaStringToken& r );
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virtual FormulaToken* Clone() const override;
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virtual const svl::SharedString & GetString() const override;
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virtual void SetString( const svl::SharedString& rStr ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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/** Identical to FormulaStringToken, but with explicit OpCode instead of implicit
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ocPush, and an optional sal_uInt8 for ocBad tokens. */
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class FORMULA_DLLPUBLIC FormulaStringOpToken final : public FormulaByteToken
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{
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svl::SharedString maString;
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public:
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FormulaStringOpToken( OpCode e, svl::SharedString r );
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FormulaStringOpToken( const FormulaStringOpToken& r );
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virtual FormulaToken* Clone() const override;
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virtual const svl::SharedString & GetString() const override;
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virtual void SetString( const svl::SharedString& rStr ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaIndexToken final : public FormulaToken
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{
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private:
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sal_uInt16 nIndex;
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sal_Int16 mnSheet;
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public:
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FormulaIndexToken( OpCode e, sal_uInt16 n, sal_Int16 nSheet = -1 ) :
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FormulaToken( svIndex, e ), nIndex( n ), mnSheet( nSheet ) {}
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FormulaIndexToken( const FormulaIndexToken& r ) :
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FormulaToken( r ), nIndex( r.nIndex ), mnSheet( r.mnSheet ) {}
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virtual FormulaToken* Clone() const override { return new FormulaIndexToken(*this); }
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virtual sal_uInt16 GetIndex() const override;
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virtual void SetIndex( sal_uInt16 n ) override;
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virtual sal_Int16 GetSheet() const override;
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virtual void SetSheet( sal_Int16 n ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaExternalToken final : public FormulaByteToken
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{
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private:
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OUString aExternal;
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public:
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FormulaExternalToken( OpCode e, sal_uInt8 n, OUString r ) :
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FormulaByteToken( e, n, svExternal, ParamClass::Unknown ),
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aExternal(std::move( r )) {}
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FormulaExternalToken( OpCode e, OUString r ) :
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FormulaByteToken( e, 0, svExternal, ParamClass::Unknown ),
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aExternal(std::move( r )) {}
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FormulaExternalToken( const FormulaExternalToken& r ) :
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FormulaByteToken( r ), aExternal( r.aExternal ) {}
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virtual FormulaToken* Clone() const override { return new FormulaExternalToken(*this); }
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virtual const OUString& GetExternal() const override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaMissingToken final : public FormulaToken
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{
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public:
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FormulaMissingToken() :
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FormulaToken( svMissing,ocMissing ) {}
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FormulaMissingToken( const FormulaMissingToken& r ) :
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FormulaToken( r ) {}
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virtual FormulaToken* Clone() const override { return new FormulaMissingToken(*this); }
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virtual double GetDouble() const override;
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virtual const svl::SharedString & GetString() const override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaJumpToken final : public FormulaToken
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{
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private:
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std::unique_ptr<short[]>
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pJump;
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ParamClass eInForceArray;
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public:
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FormulaJumpToken( OpCode e, short const * p ) :
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FormulaToken( formula::svJump , e),
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eInForceArray( ParamClass::Unknown)
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{
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pJump.reset( new short[ p[0] + 1 ] );
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memcpy( pJump.get(), p, (p[0] + 1) * sizeof(short) );
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}
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FormulaJumpToken( const FormulaJumpToken& r ) :
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FormulaToken( r ),
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eInForceArray( r.eInForceArray)
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{
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pJump.reset( new short[ r.pJump[0] + 1 ] );
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memcpy( pJump.get(), r.pJump.get(), (r.pJump[0] + 1) * sizeof(short) );
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}
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virtual ~FormulaJumpToken() override;
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virtual short* GetJump() const override;
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virtual bool operator==( const formula::FormulaToken& rToken ) const override;
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virtual FormulaToken* Clone() const override { return new FormulaJumpToken(*this); }
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virtual ParamClass GetInForceArray() const override;
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virtual void SetInForceArray( ParamClass c ) override;
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};
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class FORMULA_DLLPUBLIC FormulaUnknownToken final : public FormulaToken
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{
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public:
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FormulaUnknownToken( OpCode e ) :
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FormulaToken( svUnknown, e ) {}
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FormulaUnknownToken( const FormulaUnknownToken& r ) :
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FormulaToken( r ) {}
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virtual FormulaToken* Clone() const override { return new FormulaUnknownToken(*this); }
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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class FORMULA_DLLPUBLIC FormulaErrorToken final : public FormulaToken
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{
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FormulaError nError;
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public:
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FormulaErrorToken( FormulaError nErr ) :
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FormulaToken( svError ), nError( nErr) {}
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FormulaErrorToken( const FormulaErrorToken& r ) :
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FormulaToken( r ), nError( r.nError) {}
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virtual FormulaToken* Clone() const override { return new FormulaErrorToken(*this); }
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virtual FormulaError GetError() const override;
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virtual void SetError( FormulaError nErr ) override;
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virtual bool operator==( const FormulaToken& rToken ) const override;
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};
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} // formula
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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