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 // Created on: 1994-11-04
 // Created by: Christian CAILLET
 // Copyright (c) 1994-1999 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 _MoniTool_AttrList_HeaderFile
 #define _MoniTool_AttrList_HeaderFile
 
 #include <Standard.hxx>
 #include <Standard_DefineAlloc.hxx>
 #include <Standard_Handle.hxx>
 
 #include <MoniTool_ValueType.hxx>
 #include <Standard_Integer.hxx>
 #include <Standard_Real.hxx>
 #include <NCollection_DataMap.hxx>
 #include <Standard_Transient.hxx>
 #include <TCollection_AsciiString.hxx>
 
 //! a AttrList allows to record a list of attributes as Transients
 //! which can be edited, changed ...
 //! Each one is identified by a name
 class MoniTool_AttrList
 {
 public:
   DEFINE_STANDARD_ALLOC
 
   //! Creates an AttrList, empty
   Standard_EXPORT MoniTool_AttrList();
 
   //! Creates an AttrList from another one, definitions are shared
   //! (calls SameAttributes)
   Standard_EXPORT MoniTool_AttrList(const MoniTool_AttrList& other);
 
   //! Adds an attribute with a given name (replaces the former one
   //! with the same name if already exists)
   Standard_EXPORT void SetAttribute(const char* const                      name,
                                     const occ::handle<Standard_Transient>& val);
 
   //! Removes an attribute
   //! Returns True when done, False if this attribute did not exist
   Standard_EXPORT bool RemoveAttribute(const char* const name);
 
   //! Returns an attribute from its name, filtered by a type
   //! If no attribute has this name, or if it is not kind of this
   //! type, <val> is Null and returned value is False
   //! Else, it is True
   Standard_EXPORT bool GetAttribute(const char* const                 name,
                                     const occ::handle<Standard_Type>& type,
                                     occ::handle<Standard_Transient>&  val) const;
 
   //! Returns an attribute from its name. Null Handle if not
   //! recorded (whatever Transient, Integer, Real ...)
   //! Integer is recorded as IntVal
   //! Real is recorded as RealVal
   //! Text is recorded as HAsciiString
   Standard_EXPORT occ::handle<Standard_Transient> Attribute(const char* const name) const;
 
   //! Returns the type of an attribute:
   //! ValueInt, ValueReal, ValueText (String), ValueIdent (any)
   //! or ValueVoid (not recorded)
   Standard_EXPORT MoniTool_ValueType AttributeType(const char* const name) const;
 
   //! Adds an integer value for an attribute
   Standard_EXPORT void SetIntegerAttribute(const char* const name, const int val);
 
   //! Returns an attribute from its name, as integer
   //! If no attribute has this name, or not an integer,
   //! <val> is 0 and returned value is False
   //! Else, it is True
   Standard_EXPORT bool GetIntegerAttribute(const char* const name, int& val) const;
 
   //! Returns an integer attribute from its name. 0 if not recorded
   Standard_EXPORT int IntegerAttribute(const char* const name) const;
 
   //! Adds a real value for an attribute
   Standard_EXPORT void SetRealAttribute(const char* const name, const double val);
 
   //! Returns an attribute from its name, as real
   //! If no attribute has this name, or not a real
   //! <val> is 0.0 and returned value is False
   //! Else, it is True
   Standard_EXPORT bool GetRealAttribute(const char* const name, double& val) const;
 
   //! Returns a real attribute from its name. 0.0 if not recorded
   Standard_EXPORT double RealAttribute(const char* const name) const;
 
   //! Adds a String value for an attribute
   Standard_EXPORT void SetStringAttribute(const char* const name, const char* const val);
 
   //! Returns an attribute from its name, as String
   //! If no attribute has this name, or not a String
   //! <val> is 0.0 and returned value is False
   //! Else, it is True
   Standard_EXPORT bool GetStringAttribute(const char* const name, const char*& val) const;
 
   //! Returns a String attribute from its name. "" if not recorded
   Standard_EXPORT const char* StringAttribute(const char* const name) const;
 
   //! Returns the exhaustive list of attributes
   Standard_EXPORT const NCollection_DataMap<TCollection_AsciiString,
                                             occ::handle<Standard_Transient>>&
                         AttrList() const;
 
   //! Gets the list of attributes from <other>, as such, i.e.
   //! not copied : attributes are shared, any attribute edited,
   //! added, or removed in <other> is also in <me> and vice versa
   //! The former list of attributes of <me> is dropped
   Standard_EXPORT void SameAttributes(const MoniTool_AttrList& other);
 
   //! Gets the list of attributes from <other>, by copying it
   //! By default, considers all the attributes from <other>
   //! If <fromname> is given, considers only the attributes with
   //! name beginning by <fromname>
   //!
   //! For each attribute, if <copied> is True (D), its value is also
   //! copied if it is a basic type (Integer,Real,String), else it
   //! remains shared between <other> and <me>
   //!
   //! These new attributes are added to the existing ones in <me>,
   //! in case of same name, they replace the existing ones
   Standard_EXPORT void GetAttributes(const MoniTool_AttrList& other,
                                      const char* const        fromname = "",
                                      const bool               copied   = true);
 
 private:
   NCollection_DataMap<TCollection_AsciiString, occ::handle<Standard_Transient>> theattrib;
 };
 
 #endif // _MoniTool_AttrList_HeaderFile

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