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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_GlobalSection_HeaderFile
 #define _IGESData_GlobalSection_HeaderFile
 
 #include <Standard.hxx>
 #include <Standard_DefineAlloc.hxx>
 #include <Standard_Handle.hxx>
 
 #include <Standard_Integer.hxx>
 #include <Standard_Real.hxx>
 #include <Standard_Boolean.hxx>
 class TCollection_HAsciiString;
 class Interface_ParamSet;
 class Interface_Check;
 class gp_XYZ;
 
 //! Description of a global section (corresponds to file header)
 //! used as well in IGESModel, IGESReader and IGESWriter
 //! Warning : From IGES-5.1, a parameter is added : LastChangeDate (concerns
 //! transferred set of data, not the file itself)
 //! Of course, it can be absent if read from earlier versions
 //! (a default is then to be set to current date)
 //! From 5.3, one more : ApplicationProtocol (optional)
 class IGESData_GlobalSection 
 {
 public:
 
   DEFINE_STANDARD_ALLOC
 
   //! Creates an empty GlobalSection, ready to be filled,
   //! Warning : No default value is provided
   Standard_EXPORT IGESData_GlobalSection();
   
   //! Fills GlobalSection from a ParamSet (i.e. taken from file)
   //! undefined parameters do not change default values when defined
   //! Fills Check about Corrections or Fails
   Standard_EXPORT void Init (const Handle(Interface_ParamSet)& params, Handle(Interface_Check)& ach);
 
   //! Copies data referenced by Handle (that is, Strings)
   //! useful to "isolate" a GlobalSection after copy by "="
   //! (from a Model to another Model for instance)
   Standard_EXPORT void CopyRefs();
 
   //! Returns all contained data in the form of a ParamSet
   //! Remark : Strings are given under Hollerith form
   Standard_EXPORT Handle(Interface_ParamSet) Params() const;
   
   //! Returns a string withpout its Hollerith marks (nnnH ahead).
   //! Remark : all strings stored in GlobalSection are expurged
   //! from Hollerith information (without nnnH)
   //! If <astr> is not Hollerith form, it is simply copied
   Standard_EXPORT Handle(TCollection_HAsciiString) TranslatedFromHollerith (const Handle(TCollection_HAsciiString)& astr) const;
   
   //! Returns the parameter delimiter character.
   Standard_EXPORT Standard_Character Separator() const;
   
   //! Returns the record delimiter character.
   Standard_EXPORT Standard_Character EndMark() const;
   
   //! Returns the name of the sending system.
   Standard_EXPORT Handle(TCollection_HAsciiString) SendName() const;
   
   //! Returns the name of the IGES file.
   Standard_EXPORT Handle(TCollection_HAsciiString) FileName() const;
   
   //! Returns the Native System ID of the system that created the IGES file.
   Standard_EXPORT Handle(TCollection_HAsciiString) SystemId() const;
   
   //! Returns the name of the pre-processor used to write the IGES file.
   Standard_EXPORT Handle(TCollection_HAsciiString) InterfaceVersion() const;
   
   //! Returns the number of binary bits for integer representations.
   Standard_EXPORT Standard_Integer IntegerBits() const;
   
   //! Returns the maximum power of a decimal representation of a
   //! single-precision floating point number in the sending system.
   Standard_EXPORT Standard_Integer MaxPower10Single() const;
   
   Standard_EXPORT Standard_Integer MaxDigitsSingle() const;
   
   //! Returns the maximum power of a decimal representation of a
   //! double-precision floating point number in the sending system.
   Standard_EXPORT Standard_Integer MaxPower10Double() const;
   
   Standard_EXPORT Standard_Integer MaxDigitsDouble() const;
   
   //! Returns the name of the receiving system.
   Standard_EXPORT Handle(TCollection_HAsciiString) ReceiveName() const;
   
   //! Returns the scale used in the IGES file.
   Standard_EXPORT Standard_Real Scale() const;
 
   //! Returns the system length unit
   Standard_EXPORT Standard_Real CascadeUnit() const;
   
   //! Returns the unit flag that was used to write the IGES file.
   Standard_EXPORT Standard_Integer UnitFlag() const;
   
   //! Returns the name of the unit the IGES file was written in.
   Standard_EXPORT Handle(TCollection_HAsciiString) UnitName() const;
   
   //! Returns the maximum number of line weight gradations.
   Standard_EXPORT Standard_Integer LineWeightGrad() const;
   
   //! Returns the of maximum line weight width in IGES file units.
   Standard_EXPORT Standard_Real MaxLineWeight() const;
   
   //! Returns the IGES file creation date.
   Standard_EXPORT Handle(TCollection_HAsciiString) Date() const;
   
   //! Returns the resolution used in the IGES file.
   Standard_EXPORT Standard_Real Resolution() const;
   
   //! Returns the approximate maximum coordinate value found in the model.
   Standard_EXPORT Standard_Real MaxCoord() const;
   
   //! Returns True if the approximate maximum coordinate value found in
   //! the model is greater than 0.
   Standard_EXPORT Standard_Boolean HasMaxCoord() const;
   
   //! Returns the name of the IGES file author.
   Standard_EXPORT Handle(TCollection_HAsciiString) AuthorName() const;
   
   //! Returns the name of the company where the IGES file was written.
   Standard_EXPORT Handle(TCollection_HAsciiString) CompanyName() const;
   
   //! Returns the IGES version that the IGES file was written in.
   Standard_EXPORT Standard_Integer IGESVersion() const;
   
   Standard_EXPORT Standard_Integer DraftingStandard() const;
   
   //! Returns the date and time when the model was created or last
   //! modified (for IGES 5.1 and later).
   Standard_EXPORT Handle(TCollection_HAsciiString) LastChangeDate() const;
   
   //! Returns True if the date and time when the model was created or
   //! last modified are specified, i.e. not defaulted to NULL.
   Standard_EXPORT Standard_Boolean HasLastChangeDate() const;
   
   Standard_EXPORT void SetLastChangeDate();
   
   Standard_EXPORT Handle(TCollection_HAsciiString) ApplicationProtocol() const;
   
   Standard_EXPORT Standard_Boolean HasApplicationProtocol() const;
   
   //! Returns a string built from year,
   //! month, day, hour, minute and second values. The form of the
   //! resulting string is defined as follows:
   //! -      -1: YYMMDD.HHNNSS,
   //! -       0: YYYYMMDD.HHNNSS,
   //! -       1: YYYY-MM-DD:HH-NN-SS, where:
   //! - YYYY or YY is 4 or 2 digit year,
   //! - HH is hour (00-23),
   //! - MM is month (01-12),
   //! - NN is minute (00-59)
   //! - DD is day (01-31),
   //! - SS is second (00-59).
   Standard_EXPORT static Handle(TCollection_HAsciiString) NewDateString (const Standard_Integer year, const Standard_Integer month, const Standard_Integer day, const Standard_Integer hour, const Standard_Integer minut, const Standard_Integer second, const Standard_Integer mode = -1);
   
   //! Converts the string given in the
   //! form YYMMDD.HHNNSS or YYYYMMDD.HHNNSS to either
   //! YYMMDD.HHNNSS, YYYYMMDD.HHNNSS or YYYY-MM-DD:HH-NN-SS.
   Standard_EXPORT static Handle(TCollection_HAsciiString) NewDateString (const Handle(TCollection_HAsciiString)& date, const Standard_Integer mode = 1);
   
   //! Returns the unit value (in
   //! meters) that the IGES file was written in.
   Standard_EXPORT Standard_Real UnitValue() const;
   
   Standard_EXPORT void SetSeparator (const Standard_Character val);
   
   Standard_EXPORT void SetEndMark (const Standard_Character val);
   
   Standard_EXPORT void SetSendName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetFileName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetSystemId (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetInterfaceVersion (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetIntegerBits (const Standard_Integer val);
   
   Standard_EXPORT void SetMaxPower10Single (const Standard_Integer val);
   
   Standard_EXPORT void SetMaxDigitsSingle (const Standard_Integer val);
   
   Standard_EXPORT void SetMaxPower10Double (const Standard_Integer val);
   
   Standard_EXPORT void SetMaxDigitsDouble (const Standard_Integer val);
   
   Standard_EXPORT void SetReceiveName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetCascadeUnit(const Standard_Real theUnit);
 
   Standard_EXPORT void SetScale (const Standard_Real val);
   
   Standard_EXPORT void SetUnitFlag (const Standard_Integer val);
   
   Standard_EXPORT void SetUnitName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetLineWeightGrad (const Standard_Integer val);
   
   Standard_EXPORT void SetMaxLineWeight (const Standard_Real val);
   
   Standard_EXPORT void SetDate (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetResolution (const Standard_Real val);
   
   Standard_EXPORT void SetMaxCoord (const Standard_Real val = 0.0);
   
   Standard_EXPORT void MaxMaxCoord (const Standard_Real val = 0.0);
   
   Standard_EXPORT void MaxMaxCoords (const gp_XYZ& xyz);
   
   Standard_EXPORT void SetAuthorName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetCompanyName (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetIGESVersion (const Standard_Integer val);
   
   Standard_EXPORT void SetDraftingStandard (const Standard_Integer val);
   
   Standard_EXPORT void SetLastChangeDate (const Handle(TCollection_HAsciiString)& val);
   
   Standard_EXPORT void SetApplicationProtocol (const Handle(TCollection_HAsciiString)& val);
 
 private:
 
   Standard_Character theSeparator;
   Standard_Character theEndMark;
   Handle(TCollection_HAsciiString) theSendName;
   Handle(TCollection_HAsciiString) theFileName;
   Handle(TCollection_HAsciiString) theSystemId;
   Handle(TCollection_HAsciiString) theInterfaceVersion;
   Standard_Integer theIntegerBits;
   Standard_Integer theMaxPower10Single;
   Standard_Integer theMaxDigitsSingle;
   Standard_Integer theMaxPower10Double;
   Standard_Integer theMaxDigitsDouble;
   Handle(TCollection_HAsciiString) theReceiveName;
   Standard_Real theScale;
   Standard_Real theCascadeUnit;
   Standard_Integer theUnitFlag;
   Handle(TCollection_HAsciiString) theUnitName;
   Standard_Integer theLineWeightGrad;
   Standard_Real theMaxLineWeight;
   Handle(TCollection_HAsciiString) theDate;
   Standard_Real theResolution;
   Standard_Real theMaxCoord;
   Standard_Boolean hasMaxCoord;
   Handle(TCollection_HAsciiString) theAuthorName;
   Handle(TCollection_HAsciiString) theCompanyName;
   Standard_Integer theIGESVersion;
   Standard_Integer theDraftingStandard;
   Handle(TCollection_HAsciiString) theLastChangeDate;
   Handle(TCollection_HAsciiString) theAppliProtocol;
 
 };
 
 #endif // _IGESData_GlobalSection_HeaderFile

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