[occt.git] / src / ExprIntrp / ExprIntrp_GenRel.hxx

// Created on: 1992-08-18
// Created by: Arnaud BOUZY
// Copyright (c) 1992-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _ExprIntrp_GenRel_HeaderFile
#define _ExprIntrp_GenRel_HeaderFile

#include <Standard.hxx>
#include <Standard_Type.hxx>

#include <Standard_Boolean.hxx>
#include <ExprIntrp_Generator.hxx>
class Expr_GeneralRelation;
class Standard_NoSuchObject;
class TCollection_AsciiString;


class ExprIntrp_GenRel;
DEFINE_STANDARD_HANDLE(ExprIntrp_GenRel, ExprIntrp_Generator)

//! Implements an interpreter for equations or system
//! of equations made of expressions of package Expr.
class ExprIntrp_GenRel : public ExprIntrp_Generator
{

public:

  
  Standard_EXPORT static Handle(ExprIntrp_GenRel) Create();
  
  //! Processes given string.
  Standard_EXPORT void Process (const TCollection_AsciiString& str);
  
  //! Returns false if any syntax error has occurred during
  //! process.
  Standard_EXPORT Standard_Boolean IsDone() const;
  
  //! Returns relation generated. Raises an exception if
  //! IsDone answers false.
  Standard_EXPORT Handle(Expr_GeneralRelation) Relation() const;


  DEFINE_STANDARD_RTTIEXT(ExprIntrp_GenRel,ExprIntrp_Generator)

protected:


private:

  
  //! Creates an empty generator
  Standard_EXPORT ExprIntrp_GenRel();

  Standard_Boolean done;
  Handle(Expr_GeneralRelation) myRelation;


};


#endif // _ExprIntrp_GenRel_HeaderFile
Commit	Line	Data
42cf5bc1	1	// Created on: 1992-08-18
	2	// Created by: Arnaud BOUZY
	3	// Copyright (c) 1992-1999 Matra Datavision
	4	// Copyright (c) 1999-2014 OPEN CASCADE SAS
	5	//
	6	// This file is part of Open CASCADE Technology software library.
	7	//
	8	// This library is free software; you can redistribute it and/or modify it under
	9	// the terms of the GNU Lesser General Public License version 2.1 as published
	10	// by the Free Software Foundation, with special exception defined in the file
	11	// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
	12	// distribution for complete text of the license and disclaimer of any warranty.
	13	//
	14	// Alternatively, this file may be used under the terms of Open CASCADE
	15	// commercial license or contractual agreement.
	16
	17	#ifndef _ExprIntrp_GenRel_HeaderFile
	18	#define _ExprIntrp_GenRel_HeaderFile
	19
	20	#include <Standard.hxx>
	21	#include <Standard_Type.hxx>
	22
	23	#include <Standard_Boolean.hxx>
	24	#include <ExprIntrp_Generator.hxx>
	25	class Expr_GeneralRelation;
	26	class Standard_NoSuchObject;
	27	class TCollection_AsciiString;
	28
	29
	30	class ExprIntrp_GenRel;
	31	DEFINE_STANDARD_HANDLE(ExprIntrp_GenRel, ExprIntrp_Generator)
	32
	33	//! Implements an interpreter for equations or system
	34	//! of equations made of expressions of package Expr.
	35	class ExprIntrp_GenRel : public ExprIntrp_Generator
	36	{
	37
	38	public:
	39
	40
	41	Standard_EXPORT static Handle(ExprIntrp_GenRel) Create();
	42
	43	//! Processes given string.
	44	Standard_EXPORT void Process (const TCollection_AsciiString& str);
	45
	46	//! Returns false if any syntax error has occurred during
	47	//! process.
	48	Standard_EXPORT Standard_Boolean IsDone() const;
	49
	50	//! Returns relation generated. Raises an exception if
	51	//! IsDone answers false.
	52	Standard_EXPORT Handle(Expr_GeneralRelation) Relation() const;
	53
	54
	55
	56
92efcf78	57	DEFINE_STANDARD_RTTIEXT(ExprIntrp_GenRel,ExprIntrp_Generator)
42cf5bc1	58
	59	protected:
	60
	61
	62
	63
	64	private:
	65
	66
	67	//! Creates an empty generator
	68	Standard_EXPORT ExprIntrp_GenRel();
	69
	70	Standard_Boolean done;
	71	Handle(Expr_GeneralRelation) myRelation;
	72
	73
	74	};
	75
	76
	77
	78
	79
	80
	81
	82	#endif // _ExprIntrp_GenRel_HeaderFile