1 // Created on: 2007-05-29
2 // Created by: Vlad Romashko
3 // Copyright (c) 2007-2014 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
16 #ifndef _TDataStd_ByteArray_HeaderFile
17 #define _TDataStd_ByteArray_HeaderFile
19 #include <Standard.hxx>
20 #include <Standard_Type.hxx>
22 #include <TColStd_HArray1OfByte.hxx>
23 #include <Standard_Boolean.hxx>
24 #include <TDF_Attribute.hxx>
25 #include <Standard_Integer.hxx>
26 #include <Standard_Byte.hxx>
27 #include <Standard_OStream.hxx>
28 #include <Standard_GUID.hxx>
30 class TDataStd_DeltaOnModificationOfByteArray;
34 class TDF_RelocationTable;
35 class TDF_DeltaOnModification;
38 class TDataStd_ByteArray;
39 DEFINE_STANDARD_HANDLE(TDataStd_ByteArray, TDF_Attribute)
41 //! An array of Byte (unsigned char) values.
42 class TDataStd_ByteArray : public TDF_Attribute
44 friend class TDataStd_DeltaOnModificationOfByteArray;
45 DEFINE_STANDARD_RTTIEXT(TDataStd_ByteArray, TDF_Attribute)
51 //! Returns an ID for array.
52 Standard_EXPORT static const Standard_GUID& GetID();
54 //! Finds or creates an attribute with the array on the specified label.
55 //! If <isDelta> == False, DefaultDeltaOnModification is used.
56 //! If <isDelta> == True, DeltaOnModification of the current attribute is used.
57 //! If attribute is already set, all input parameters are refused and the found
58 //! attribute is returned.
59 Standard_EXPORT static Handle(TDataStd_ByteArray) Set (const TDF_Label& label, const Standard_Integer lower, const Standard_Integer upper, const Standard_Boolean isDelta = Standard_False);
61 //! Finds or creates an attribute with byte array and explicit user defined <guid> on the specified label.
62 Standard_EXPORT static Handle(TDataStd_ByteArray) Set (const TDF_Label& label, const Standard_GUID& theGuid,
63 const Standard_Integer lower, const Standard_Integer upper,
64 const Standard_Boolean isDelta = Standard_False);
66 //! Initialize the inner array with bounds from <lower> to <upper>
67 Standard_EXPORT void Init (const Standard_Integer lower, const Standard_Integer upper);
69 //! Sets the <Index>th element of the array to <Value>
70 //! OutOfRange exception is raised if <Index> doesn't respect Lower and Upper bounds of the internal array.
71 Standard_EXPORT void SetValue (const Standard_Integer index, const Standard_Byte value);
73 //! Sets the explicit GUID (user defined) for the attribute.
74 Standard_EXPORT void SetID( const Standard_GUID& theGuid) Standard_OVERRIDE;
76 //! Sets default GUID for the attribute.
77 Standard_EXPORT void SetID() Standard_OVERRIDE;
79 //! Return the value of the <Index>th element of the array.
80 Standard_EXPORT Standard_Byte Value (const Standard_Integer Index) const;
82 Standard_Byte operator () (const Standard_Integer Index) const
87 //! Returns the lower boundary of the array.
88 Standard_EXPORT Standard_Integer Lower() const;
90 //! Returns the upper boundary of the array.
91 Standard_EXPORT Standard_Integer Upper() const;
93 //! Returns the number of elements in the array.
94 Standard_EXPORT Standard_Integer Length() const;
96 const Handle(TColStd_HArray1OfByte)& InternalArray() const { return myValue; }
98 //! Sets the inner array <myValue> of the attribute to
99 //! <newArray>. If value of <newArray> differs from <myValue>, Backup performed
100 //! and myValue refers to new instance of HArray1OfInteger that holds <newArray>
102 //! If <isCheckItems> equal True each item of <newArray> will be checked with each
103 //! item of <myValue> for coincidence (to avoid backup).
104 Standard_EXPORT void ChangeArray (const Handle(TColStd_HArray1OfByte)& newArray, const Standard_Boolean isCheckItems = Standard_True);
106 Standard_Boolean GetDelta() const { return myIsDelta; }
108 //! for internal use only!
109 void SetDelta (const Standard_Boolean isDelta) { myIsDelta = isDelta; }
111 Standard_EXPORT TDataStd_ByteArray();
113 Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
115 Standard_EXPORT void Restore (const Handle(TDF_Attribute)& with) Standard_OVERRIDE;
117 Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
119 Standard_EXPORT void Paste (const Handle(TDF_Attribute)& into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
121 Standard_EXPORT virtual Standard_OStream& Dump (Standard_OStream& OS) const Standard_OVERRIDE;
123 //! Makes a DeltaOnModification between <me> and
124 //! <anOldAttribute>.
125 Standard_EXPORT virtual Handle(TDF_DeltaOnModification) DeltaOnModification (const Handle(TDF_Attribute)& anOldAttribute) const Standard_OVERRIDE;
127 //! Dumps the content of me into the stream
128 Standard_EXPORT virtual void DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth = -1) const Standard_OVERRIDE;
132 void RemoveArray() { myValue.Nullify(); }
136 Handle(TColStd_HArray1OfByte) myValue;
137 Standard_Boolean myIsDelta;
142 #endif // _TDataStd_ByteArray_HeaderFile