Back to home page

EIC code displayed by LXR

 
 

    


File indexing completed on 2025-01-18 10:05:06

0001 // Created on: 1993-01-25
0002 // Created by: Christian CAILLET
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016 
0017 #ifndef _StepData_ReadWriteModule_HeaderFile
0018 #define _StepData_ReadWriteModule_HeaderFile
0019 
0020 #include <Standard.hxx>
0021 
0022 #include <Interface_ReaderModule.hxx>
0023 #include <TColStd_SequenceOfAsciiString.hxx>
0024 class Interface_FileReaderData;
0025 class TCollection_AsciiString;
0026 class Interface_Check;
0027 class Standard_Transient;
0028 class StepData_StepReaderData;
0029 class StepData_StepWriter;
0030 
0031 
0032 class StepData_ReadWriteModule;
0033 DEFINE_STANDARD_HANDLE(StepData_ReadWriteModule, Interface_ReaderModule)
0034 
0035 //! Defines basic File Access Module (Recognize, Read, Write)
0036 //! That is : ReaderModule (Recognize & Read) + Write for
0037 //! StepWriter (for a more centralized description)
0038 //! Warning : A sub-class of ReadWriteModule, which belongs to a particular
0039 //! Protocol, must use the same definition for Case Numbers (give
0040 //! the same Value for a StepType defined as a String from a File
0041 //! as the Protocol does for the corresponding Entity)
0042 class StepData_ReadWriteModule : public Interface_ReaderModule
0043 {
0044 
0045 public:
0046 
0047   
0048   //! Translate the Type of record <num> in <data> to a positive
0049   //! Case Number, or 0 if failed.
0050   //! Works with a StepReaderData, in which the Type of an Entity
0051   //! is defined as a String : Reads the RecordType <num> then calls
0052   //! CaseNum (this type)
0053   //! Warning : The methods CaseStep, StepType and Recognize,
0054   //! must be in phase (triplets CaseNum-StepType-Type of Object)
0055   Standard_EXPORT Standard_Integer CaseNum (const Handle(Interface_FileReaderData)& data, const Standard_Integer num) const Standard_OVERRIDE;
0056   
0057   //! Defines Case Numbers corresponding to the recognized Types
0058   //! Called by CaseNum (data,num) above for a Simple Type Entity
0059   //! Warning : CaseStep must give the same Value as Protocol does for the
0060   //! Entity type which corresponds to this Type given as a String
0061   Standard_EXPORT virtual Standard_Integer CaseStep (const TCollection_AsciiString& atype) const = 0;
0062   
0063   //! Same a above but for a Complex Type Entity ("Plex")
0064   //! The provided Default recognizes nothing
0065   Standard_EXPORT virtual Standard_Integer CaseStep (const TColStd_SequenceOfAsciiString& types) const;
0066   
0067   //! Returns True if the Case Number corresponds to a Complex Type
0068   //! ("Plex"). Remember that all possible combinations must be
0069   //! aknowledged to be processed
0070   //! Default is False for all cases. For a Protocol which defines
0071   //! possible Plexes, this method must be redefined.
0072   Standard_EXPORT virtual Standard_Boolean IsComplex (const Standard_Integer CN) const;
0073   
0074   //! Function specific to STEP, which delivers the StepType as it
0075   //! is recorded in and read from a File compliant with STEP.
0076   //! This method is symmetric to the method CaseStep.
0077   //! StepType can be different from Dynamic Type's name, but
0078   //! belongs to the same class of Object.
0079   //! Returns an empty String if <CN> is zero.
0080   //! Warning : For a Complex Type Entity, returns an Empty String
0081   //! (Complex Type must be managed by users)
0082   Standard_EXPORT virtual const TCollection_AsciiString& StepType (const Standard_Integer CN) const = 0;
0083   
0084   //! Function specific to STEP. Some STEP Types have a short form
0085   //! This method can be redefined to fill it
0086   //! By default, returns an empty string, which is then interpreted
0087   //! to take normal form from StepType
0088   Standard_EXPORT virtual TCollection_AsciiString ShortType (const Standard_Integer CN) const;
0089   
0090   //! Function specific to STEP, which delivers the list of types
0091   //! which corresponds to a complex type. If <CN> is not for a
0092   //! complex type, this method returns False. Else it returns True
0093   //! and fills the list in alphabetic order.
0094   //! The default returns False. To be redefined as required.
0095   Standard_EXPORT virtual Standard_Boolean ComplexType (const Standard_Integer CN, TColStd_SequenceOfAsciiString& types) const;
0096   
0097   //! General Read Function, calls ReadStep
0098   Standard_EXPORT void Read (const Standard_Integer CN, const Handle(Interface_FileReaderData)& data, const Standard_Integer num, Handle(Interface_Check)& ach, const Handle(Standard_Transient)& ent) const Standard_OVERRIDE;
0099   
0100   //! Specific Read Function. Works with StepReaderData
0101   Standard_EXPORT virtual void ReadStep (const Standard_Integer CN, const Handle(StepData_StepReaderData)& data, const Standard_Integer num, Handle(Interface_Check)& ach, const Handle(Standard_Transient)& ent) const = 0;
0102   
0103   //! Write Function, switched by CaseNum
0104   Standard_EXPORT virtual void WriteStep (const Standard_Integer CN, StepData_StepWriter& SW, const Handle(Standard_Transient)& ent) const = 0;
0105 
0106 
0107 
0108 
0109   DEFINE_STANDARD_RTTIEXT(StepData_ReadWriteModule,Interface_ReaderModule)
0110 
0111 protected:
0112 
0113 
0114 
0115 
0116 private:
0117 
0118 
0119 
0120 
0121 };
0122 
0123 
0124 
0125 
0126 
0127 
0128 
0129 #endif // _StepData_ReadWriteModule_HeaderFile