1 // Created on: 1999-06-16
2 // Created by: Sergey RUIN
3 // Copyright (c) 1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _TDataStd_RealArray_HeaderFile
18 #define _TDataStd_RealArray_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
23 #include <TColStd_HArray1OfReal.hxx>
24 #include <Standard_Boolean.hxx>
25 #include <TDF_Attribute.hxx>
26 #include <Standard_Integer.hxx>
27 #include <Standard_Real.hxx>
28 #include <Standard_OStream.hxx>
29 #include <Standard_GUID.hxx>
32 class TDF_RelocationTable;
33 class TDF_DeltaOnModification;
36 class TDataStd_RealArray;
37 DEFINE_STANDARD_HANDLE(TDataStd_RealArray, TDF_Attribute)
39 //! A framework for an attribute composed of a real number array.
40 class TDataStd_RealArray : public TDF_Attribute
42 friend class TDataStd_DeltaOnModificationOfRealArray;
43 DEFINE_STANDARD_RTTIEXT(TDataStd_RealArray, TDF_Attribute)
48 //! Returns the GUID for arrays of reals.
49 Standard_EXPORT static const Standard_GUID& GetID();
51 //! Finds or creates on the <label> a real array attribute with
52 //! the specified <lower> and <upper> boundaries.
53 //! If <isDelta> == False, DefaultDeltaOnModification is used.
54 //! If <isDelta> == True, DeltaOnModification of the current attribute is used.
55 //! If attribute is already set, input parameter <isDelta> is refused and the found
56 //! attribute returned.
57 Standard_EXPORT static Handle(TDataStd_RealArray) Set (const TDF_Label& label, const Standard_Integer lower, const Standard_Integer upper, const Standard_Boolean isDelta = Standard_False);
59 //! Finds, or creates, an RealArray attribute with explicit user defined <guid>.
60 //! The RealArray attribute is returned.
61 Standard_EXPORT static Handle(TDataStd_RealArray) Set (const TDF_Label& label, const Standard_GUID& theGuid,
62 const Standard_Integer lower, const Standard_Integer upper,
63 const Standard_Boolean isDelta = Standard_False);
65 //! Initialize the inner array with bounds from <lower> to <upper>
66 Standard_EXPORT void Init (const Standard_Integer lower, const Standard_Integer upper);
68 //! Sets the explicit GUID (user defined) for the attribute.
69 Standard_EXPORT void SetID( const Standard_GUID& theGuid) Standard_OVERRIDE;
71 //! Sets default GUID for the attribute.
72 Standard_EXPORT void SetID() Standard_OVERRIDE;
74 //! Sets the <Index>th element of the array to <Value>
75 //! OutOfRange exception is raised if <Index> doesn't respect Lower and Upper bounds of the internal array.
76 Standard_EXPORT void SetValue (const Standard_Integer Index, const Standard_Real Value);
78 //! Return the value of the <Index>th element of the array
79 Standard_EXPORT Standard_Real Value (const Standard_Integer Index) const;
81 Standard_Real operator () (const Standard_Integer Index) const
86 //! Returns the lower boundary of the array.
87 Standard_EXPORT Standard_Integer Lower() const;
89 //! Returns the upper boundary of the array.
90 Standard_EXPORT Standard_Integer Upper() const;
92 //! Returns the number of elements of the array of reals
93 //! in terms of the number of elements it contains.
94 Standard_EXPORT Standard_Integer Length() const;
96 //! Sets the inner array <myValue> of the RealArray attribute
97 //! to <newArray>. If value of <newArray> differs from <myValue>,
98 //! Backup performed and myValue refers to new instance of HArray1OfReal
99 //! that holds <newArray> values
100 //! If <isCheckItems> equal True each item of <newArray> will be checked with each
101 //! item of <myValue> for coincidence (to avoid backup).
102 Standard_EXPORT void ChangeArray (const Handle(TColStd_HArray1OfReal)& newArray, const Standard_Boolean isCheckItems = Standard_True);
104 //! Returns the handle of this array of reals.
105 const Handle(TColStd_HArray1OfReal)& Array() const { return myValue; }
107 Standard_Boolean GetDelta() const { return myIsDelta; }
109 //! for internal use only!
110 void SetDelta (const Standard_Boolean isDelta) { myIsDelta = isDelta; }
112 Standard_EXPORT TDataStd_RealArray();
114 Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
116 Standard_EXPORT void Restore (const Handle(TDF_Attribute)& With) Standard_OVERRIDE;
118 Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
120 //! Note. Uses inside ChangeArray() method
121 Standard_EXPORT void Paste (const Handle(TDF_Attribute)& Into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
123 Standard_EXPORT virtual Standard_OStream& Dump (Standard_OStream& anOS) const Standard_OVERRIDE;
125 //! Makes a DeltaOnModification between <me> and
126 //! <anOldAttribute>.
127 Standard_EXPORT virtual Handle(TDF_DeltaOnModification) DeltaOnModification (const Handle(TDF_Attribute)& anOldAttribute) const Standard_OVERRIDE;
129 //! Dumps the content of me into the stream
130 Standard_EXPORT virtual void DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth = -1) const Standard_OVERRIDE;
134 void RemoveArray() { myValue.Nullify(); }
138 Handle(TColStd_HArray1OfReal) myValue;
139 Standard_Boolean myIsDelta;
144 #endif // _TDataStd_RealArray_HeaderFile