Open CASCADE Technology  7.7.0.dev
Public Member Functions

IGESData_IGESReaderTool Class Reference

specific FileReaderTool for IGES Parameters are accessed through specific objects, ParamReaders More...

#include <IGESData_IGESReaderTool.hxx>

Inheritance diagram for IGESData_IGESReaderTool:
Inheritance graph
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Public Member Functions

 IGESData_IGESReaderTool (const Handle< IGESData_IGESReaderData > &reader, const Handle< IGESData_Protocol > &protocol)
 creates IGESReaderTool to work with an IGESReaderData and an IGES Protocol. Actually, no Lib is used More...
 
void Prepare (const Handle< IGESData_FileRecognizer > &reco)
 binds empty entities to records, works with the Protocol (from IGESData) stored and later used RQ : Actually, sets DNum into IGES Entities Also loads the list of parameters for ParamReader More...
 
Standard_Boolean Recognize (const Standard_Integer num, Handle< Interface_Check > &ach, Handle< Standard_Transient > &ent) override
 recognizes records by asking Protocol (on data of DirType) More...
 
void BeginRead (const Handle< Interface_InterfaceModel > &amodel) override
 fills model's header, that is, its GlobalSection More...
 
Standard_Boolean AnalyseRecord (const Standard_Integer num, const Handle< Standard_Transient > &anent, Handle< Interface_Check > &acheck) override
 fills an entity, given record no; works by calling ReadDirPart then ReadParams (with help of a ParamReader), then if required ReadProps and ReadAssocs, from IGESEntity Returns True if no fail has been recorded More...
 
virtual void EndRead (const Handle< Interface_InterfaceModel > &amodel) override
 after reading entities, true line weights can be computed More...
 
void ReadDir (const Handle< IGESData_IGESEntity > &ent, const Handle< IGESData_IGESReaderData > &IR, const IGESData_DirPart &DP, Handle< Interface_Check > &ach) const
 Reads directory part components from file; DP is the literal directory part, IR detains entities referenced by DP. More...
 
void ReadOwnParams (const Handle< IGESData_IGESEntity > &ent, const Handle< IGESData_IGESReaderData > &IR, IGESData_ParamReader &PR) const
 Performs Reading of own Parameters for each IGESEntity Works with the ReaderLib loaded with ReadWriteModules for IGES In case of failure, tries UndefinedEntity from IGES. More...
 
void ReadProps (const Handle< IGESData_IGESEntity > &ent, const Handle< IGESData_IGESReaderData > &IR, IGESData_ParamReader &PR) const
 Reads Property List, if there is (if not, does nothing) criterium is : current parameter of PR remains inside params list, and Stage is "Own" Current parameter must be a positive integer, which value gives the length of the list; else, a Fail is produced (into Check of PR) and reading process is stopped. More...
 
void ReadAssocs (const Handle< IGESData_IGESEntity > &ent, const Handle< IGESData_IGESReaderData > &IR, IGESData_ParamReader &PR) const
 Reads Associativity List, if there is (if not, does nothing) criterium is : current parameter of PR remains inside params list, and Stage is "Own" Same conditions as above; in addition, no parameter must be let after the list once read Note that "Associated" entities are not declared "Shared". More...
 
- Public Member Functions inherited from Interface_FileReaderTool
void SetData (const Handle< Interface_FileReaderData > &reader, const Handle< Interface_Protocol > &protocol)
 Sets Data to a FileReaderData. Works with a Protocol. More...
 
Handle< Interface_ProtocolProtocol () const
 Returns the Protocol given at creation time. More...
 
Handle< Interface_FileReaderDataData () const
 Returns the FileReaderData which is used to work. More...
 
void SetModel (const Handle< Interface_InterfaceModel > &amodel)
 Stores a Model. Used when the Model has been loaded. More...
 
Handle< Interface_InterfaceModelModel () const
 Returns the stored Model. More...
 
void SetMessenger (const Handle< Message_Messenger > &messenger)
 Sets Messenger used for outputting messages. More...
 
Handle< Message_MessengerMessenger () const
 Returns Messenger used for outputting messages. The returned object is guaranteed to be non-null; default is Message::Messenger(). More...
 
void SetTraceLevel (const Standard_Integer tracelev)
 Sets trace level used for outputting messages. More...
 
Standard_Integer TraceLevel () const
 Returns trace level used for outputting messages. More...
 
void SetErrorHandle (const Standard_Boolean err)
 Allows controlling whether exception raisings are handled If err is False, they are not (hence, dbx can take control) If err is True, they are, and they are traced (by putting on messenger Entity's Number and file record num) Default given at Model's creation time is True. More...
 
Standard_Boolean ErrorHandle () const
 Returns ErrorHandle flag. More...
 
void SetEntities ()
 Fills records with empty entities; once done, each entity can ask the FileReaderTool for any entity referenced through an identifier. Calls Recognize which is specific to each specific type of FileReaderTool. More...
 
Standard_Boolean RecognizeByLib (const Standard_Integer num, Interface_GeneralLib &glib, Interface_ReaderLib &rlib, Handle< Interface_Check > &ach, Handle< Standard_Transient > &ent) const
 Recognizes a record with the help of Libraries. Can be used to implement the method Recognize. <rlib> is used to find Protocol and CaseNumber to apply <glib> performs the creation (by service NewVoid, or NewRead if NewVoid gave no result) <ach> is a check, which is transmitted to NewRead if it is called, gives a result but which is false <ent> is the result Returns False if recognition has failed, True else. More...
 
Handle< Standard_TransientUnknownEntity () const
 Provides an unknown entity, specific to the Interface called by SetEntities when Recognize has failed (Unknown alone) or by LoadModel when an Entity has caused a Fail on reading (to keep at least its literal description) Uses Protocol to do it. More...
 
Handle< Interface_InterfaceModelNewModel () const
 Creates an empty Model of the norm. Uses Protocol to do it. More...
 
void LoadModel (const Handle< Interface_InterfaceModel > &amodel)
 Reads and fills Entities from the FileReaderData set by SetData to an InterfaceModel. It enchains required operations, the specific ones correspond to deferred methods (below) to be defined for each Norm. It manages also error recovery and trace. Remark : it calls SetModel. It Can raise any error which can occur during a load operation, unless Error Handling is set. This method can also be redefined if judged necessary. More...
 
Handle< Standard_TransientLoadedEntity (const Standard_Integer num)
 Reads, Fills and Returns one Entity read from a Record of the FileReaderData. This Method manages also case of Fail or Warning, by producing a ReportEntyty plus , for a Fail, a literal Content (as an UnknownEntity). Performs also Trace. More...
 
virtual ~Interface_FileReaderTool ()
 
void Clear ()
 Clear fields. More...
 

Additional Inherited Members

- Protected Member Functions inherited from Interface_FileReaderTool
 Interface_FileReaderTool ()
 Constructor; sets default fields. More...
 

Detailed Description

specific FileReaderTool for IGES Parameters are accessed through specific objects, ParamReaders

Constructor & Destructor Documentation

◆ IGESData_IGESReaderTool()

IGESData_IGESReaderTool::IGESData_IGESReaderTool ( const Handle< IGESData_IGESReaderData > &  reader,
const Handle< IGESData_Protocol > &  protocol 
)

creates IGESReaderTool to work with an IGESReaderData and an IGES Protocol. Actually, no Lib is used

Member Function Documentation

◆ AnalyseRecord()

Standard_Boolean IGESData_IGESReaderTool::AnalyseRecord ( const Standard_Integer  num,
const Handle< Standard_Transient > &  anent,
Handle< Interface_Check > &  acheck 
)
overridevirtual

fills an entity, given record no; works by calling ReadDirPart then ReadParams (with help of a ParamReader), then if required ReadProps and ReadAssocs, from IGESEntity Returns True if no fail has been recorded

Implements Interface_FileReaderTool.

◆ BeginRead()

void IGESData_IGESReaderTool::BeginRead ( const Handle< Interface_InterfaceModel > &  amodel)
overridevirtual

fills model's header, that is, its GlobalSection

Implements Interface_FileReaderTool.

◆ EndRead()

virtual void IGESData_IGESReaderTool::EndRead ( const Handle< Interface_InterfaceModel > &  amodel)
overridevirtual

after reading entities, true line weights can be computed

Reimplemented from Interface_FileReaderTool.

◆ Prepare()

void IGESData_IGESReaderTool::Prepare ( const Handle< IGESData_FileRecognizer > &  reco)

binds empty entities to records, works with the Protocol (from IGESData) stored and later used RQ : Actually, sets DNum into IGES Entities Also loads the list of parameters for ParamReader

◆ ReadAssocs()

void IGESData_IGESReaderTool::ReadAssocs ( const Handle< IGESData_IGESEntity > &  ent,
const Handle< IGESData_IGESReaderData > &  IR,
IGESData_ParamReader PR 
) const

Reads Associativity List, if there is (if not, does nothing) criterium is : current parameter of PR remains inside params list, and Stage is "Own" Same conditions as above; in addition, no parameter must be let after the list once read Note that "Associated" entities are not declared "Shared".

◆ ReadDir()

void IGESData_IGESReaderTool::ReadDir ( const Handle< IGESData_IGESEntity > &  ent,
const Handle< IGESData_IGESReaderData > &  IR,
const IGESData_DirPart DP,
Handle< Interface_Check > &  ach 
) const

Reads directory part components from file; DP is the literal directory part, IR detains entities referenced by DP.

◆ ReadOwnParams()

void IGESData_IGESReaderTool::ReadOwnParams ( const Handle< IGESData_IGESEntity > &  ent,
const Handle< IGESData_IGESReaderData > &  IR,
IGESData_ParamReader PR 
) const

Performs Reading of own Parameters for each IGESEntity Works with the ReaderLib loaded with ReadWriteModules for IGES In case of failure, tries UndefinedEntity from IGES.

◆ ReadProps()

void IGESData_IGESReaderTool::ReadProps ( const Handle< IGESData_IGESEntity > &  ent,
const Handle< IGESData_IGESReaderData > &  IR,
IGESData_ParamReader PR 
) const

Reads Property List, if there is (if not, does nothing) criterium is : current parameter of PR remains inside params list, and Stage is "Own" Current parameter must be a positive integer, which value gives the length of the list; else, a Fail is produced (into Check of PR) and reading process is stopped.

◆ Recognize()

Standard_Boolean IGESData_IGESReaderTool::Recognize ( const Standard_Integer  num,
Handle< Interface_Check > &  ach,
Handle< Standard_Transient > &  ent 
)
overridevirtual

recognizes records by asking Protocol (on data of DirType)

Implements Interface_FileReaderTool.


The documentation for this class was generated from the following file: