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 // Created on: 1992-04-06
 // Created by: Christian CAILLET
 // 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 _IGESData_IGESModel_HeaderFile
 #define _IGESData_IGESModel_HeaderFile
 
 #include <IGESData_GlobalSection.hxx>
 #include <Interface_InterfaceModel.hxx>
 
 class IGESData_IGESEntity;
 class Interface_Check;
 class ShapeBuild_ReShape;
 class Standard_Transient;
 class TCollection_HAsciiString;
 
 class IGESData_IGESModel;
 DEFINE_STANDARD_HANDLE(IGESData_IGESModel, Interface_InterfaceModel)
 
 //! Defines the file header and
 //! entities for IGES files. These headers and entities result from
 //! a complete data translation using the IGES data exchange processor.
 //! Each entity is contained in a single model only and has a
 //! unique identifier. You can access this identifier using the method Number.
 //! Gives an access to the general data in the Start and the Global
 //! sections of an IGES file.
 //! The IGES file includes the following sections:
 //! -Start,
 //! -Global,
 //! -Directory Entry,
 //! -Parameter Data,
 //! -Terminate
 class IGESData_IGESModel : public Interface_InterfaceModel
 {
 
 public:
 
   
   Standard_EXPORT IGESData_IGESModel();
   
   //! Erases all data specific to IGES file Header (Start + Global)
   Standard_EXPORT void ClearHeader() Standard_OVERRIDE;
   
   //! Prints the IGES file header
   //! (Start and Global Sections) to the log file. The integer
   //! parameter is intended to be used as a level indicator but is not used at present.
   Standard_EXPORT void DumpHeader (Standard_OStream& S, const Standard_Integer level = 0) const Standard_OVERRIDE;
   
   //! Returns Model's Start Section (list of comment lines)
   Standard_EXPORT Handle(TColStd_HSequenceOfHAsciiString) StartSection() const;
   
   //! Returns the count of recorded Start Lines
   Standard_EXPORT Standard_Integer NbStartLines() const;
   
   //! Returns a line from the IGES file
   //! Start section by specifying its number. An empty string is
   //! returned if the number given is out of range, the range being
   //! from 1 to NbStartLines.
   Standard_EXPORT Standard_CString StartLine (const Standard_Integer num) const;
   
   //! Clears the IGES file Start Section
   Standard_EXPORT void ClearStartSection();
   
   //! Sets a new Start section from a list of strings.
   //! If copy is false, the Start section will be shared. Any
   //! modifications made to the strings later on, will have an effect on
   //! the Start section. If copy is true (default value),
   //! an independent copy of the strings is created and used as
   //! the Start section. Any modifications made to the strings
   //! later on, will have no effect on the Start section.
   Standard_EXPORT void SetStartSection (const Handle(TColStd_HSequenceOfHAsciiString)& list, const Standard_Boolean copy = Standard_True);
   
   //! Adds a new string to the existing
   //! Start section at the end if atnum is 0 or not given, or before
   //! atnumth line.
   Standard_EXPORT void AddStartLine (const Standard_CString line, const Standard_Integer atnum = 0);
   
   //! Returns the Global section of the IGES file.
   const IGESData_GlobalSection& GlobalSection() const { return theheader; }
 
   //! Returns the Global section of the IGES file.
   IGESData_GlobalSection& ChangeGlobalSection() { return theheader; }
   
   //! Sets the Global section of the IGES file.
   Standard_EXPORT void SetGlobalSection (const IGESData_GlobalSection& header);
   
   //! Sets some of the Global section
   //! parameters with the values defined by the translation
   //! parameters. param may be:
   //! - receiver (value read in XSTEP.iges.header.receiver),
   //! - author (value read in XSTEP.iges.header.author),
   //! - company (value read in XSTEP.iges.header.company).
   //! The default value for param is an empty string.
   //! Returns True when done and if param is given, False if param is
   //! unknown or empty. Note: Set the unit in the IGES
   //! file Global section via IGESData_BasicEditor class.
   Standard_EXPORT Standard_Boolean ApplyStatic (const Standard_CString param = "");
   
   //! Returns an IGES entity given by its rank number.
   Standard_EXPORT Handle(IGESData_IGESEntity) Entity (const Standard_Integer num) const;
   
   //! Returns the equivalent DE Number for an Entity, i.e.
   //! 2*Number(ent)-1 , or 0 if <ent> is unknown from <me>
   //! This DE Number is used for File Writing for instance
   Standard_EXPORT Standard_Integer DNum (const Handle(IGESData_IGESEntity)& ent) const;
   
   //! gets Header (GlobalSection) from another Model
   Standard_EXPORT void GetFromAnother (const Handle(Interface_InterfaceModel)& other) Standard_OVERRIDE;
   
   //! Returns a New Empty Model, same type as <me> i.e. IGESModel
   Standard_EXPORT Handle(Interface_InterfaceModel) NewEmptyModel() const Standard_OVERRIDE;
   
   //! Checks that the IGES file Global
   //! section contains valid data that conforms to the IGES specifications.
   Standard_EXPORT virtual void VerifyCheck (Handle(Interface_Check)& ach) const Standard_OVERRIDE;
   
   //! Sets LineWeights of contained Entities according header data
   //! (MaxLineWeight and LineWeightGrad) or to a default value for
   //! undefined weights
   Standard_EXPORT void SetLineWeights (const Standard_Real defw);
   
   //! erases specific labels, i.e. does nothing
   Standard_EXPORT void ClearLabels() Standard_OVERRIDE;
   
   //! Prints label specific to IGES norm for a given entity, i.e.
   //! its directory entry number (2*Number-1)
   Standard_EXPORT void PrintLabel (const Handle(Standard_Transient)& ent, Standard_OStream& S) const Standard_OVERRIDE;
   
   //! Prints label specific to IGES norm  for a given -- --
   //! entity,  i.e.  its directory entry number (2*Number-1)
   //! in the log file format.
   Standard_EXPORT virtual void PrintToLog (const Handle(Standard_Transient)& ent, Standard_OStream& S) const Standard_OVERRIDE;
   
   //! Prints label specific to IGES norm for a given entity, i.e.
   //! its directory entry number (2*Number-1)
   Standard_EXPORT void PrintInfo (const Handle(Standard_Transient)& ent, Standard_OStream& S) const;
   
   //! Returns a string with the label attached to a given entity,
   //! i.e. a string "Dnn" with nn = directory entry number (2*N-1)
   Standard_EXPORT Handle(TCollection_HAsciiString) StringLabel (const Handle(Standard_Transient)& ent) const Standard_OVERRIDE;
 
   //! Gets ReShape used to store a model's shapes changes
   const Handle(ShapeBuild_ReShape)& ReShape() const { return myReShape; }
 
   //! Sets ReShape used to store a history of changes of the model's shapes
   void SetReShape(const Handle(ShapeBuild_ReShape)& theReShape) { myReShape = theReShape; }
 
   DEFINE_STANDARD_RTTIEXT(IGESData_IGESModel,Interface_InterfaceModel)
 
 protected:
 
 
 
 
 private:
 
 
   Handle(TColStd_HSequenceOfHAsciiString) thestart;
   IGESData_GlobalSection theheader;
   Handle(ShapeBuild_ReShape) myReShape;
 
 };
 
 
 
 
 
 
 
 #endif // _IGESData_IGESModel_HeaderFile

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