1 // Created on: 2001-08-24
2 // Created by: Alexnder GRIGORIEV
3 // Copyright (c) 2001-2014 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 //AGV 150202: Changed prototype XmlObjMgt::SetStringValue()
18 #include <CDM_MessageDriver.hxx>
19 #include <NCollection_LocalArray.hxx>
20 #include <Standard_ErrorHandler.hxx>
21 #include <Standard_OutOfMemory.hxx>
22 #include <Standard_Type.hxx>
23 #include <TColStd_HArray1OfReal.hxx>
24 #include <TDataStd_RealArray.hxx>
25 #include <TDF_Attribute.hxx>
26 #include <XmlMDataStd.hxx>
27 #include <XmlMDataStd_RealArrayDriver.hxx>
28 #include <XmlObjMgt.hxx>
29 #include <XmlObjMgt_Persistent.hxx>
32 IMPLEMENT_STANDARD_RTTIEXT(XmlMDataStd_RealArrayDriver,XmlMDF_ADriver)
33 IMPLEMENT_DOMSTRING (FirstIndexString, "first")
34 IMPLEMENT_DOMSTRING (LastIndexString, "last")
35 IMPLEMENT_DOMSTRING (IsDeltaOn, "delta")
37 //=======================================================================
38 //function : XmlMDataStd_RealArrayDriver
39 //purpose : Constructor
40 //=======================================================================
42 XmlMDataStd_RealArrayDriver::XmlMDataStd_RealArrayDriver
43 (const Handle(CDM_MessageDriver)& theMsgDriver)
44 : XmlMDF_ADriver (theMsgDriver, NULL)
47 //=======================================================================
50 //=======================================================================
51 Handle(TDF_Attribute) XmlMDataStd_RealArrayDriver::NewEmpty() const
53 return (new TDataStd_RealArray());
56 //=======================================================================
58 //purpose : persistent -> transient (retrieve)
59 //=======================================================================
60 Standard_Boolean XmlMDataStd_RealArrayDriver::Paste
61 (const XmlObjMgt_Persistent& theSource,
62 const Handle(TDF_Attribute)& theTarget,
63 XmlObjMgt_RRelocationTable& ) const
65 Standard_Integer aFirstInd, aLastInd, ind;
67 const XmlObjMgt_Element& anElement = theSource;
69 // Read the FirstIndex; if the attribute is absent initialize to 1
70 XmlObjMgt_DOMString aFirstIndex= anElement.getAttribute(::FirstIndexString());
71 if (aFirstIndex == NULL)
73 else if (!aFirstIndex.GetInteger(aFirstInd)) {
74 TCollection_ExtendedString aMessageString =
75 TCollection_ExtendedString("Cannot retrieve the first index"
76 " for RealArray attribute as \"")
78 WriteMessage (aMessageString);
79 return Standard_False;
82 // Read LastIndex; the attribute should be present
83 if (!anElement.getAttribute(::LastIndexString()).GetInteger(aLastInd)) {
84 TCollection_ExtendedString aMessageString =
85 TCollection_ExtendedString("Cannot retrieve the last index"
86 " for RealArray attribute as \"")
88 WriteMessage (aMessageString);
89 return Standard_False;
92 Handle(TDataStd_RealArray) aRealArray =
93 Handle(TDataStd_RealArray)::DownCast(theTarget);
94 aRealArray->Init(aFirstInd, aLastInd);
96 // Check the type of LDOMString
97 const XmlObjMgt_DOMString& aString = XmlObjMgt::GetStringValue(anElement);
98 if (aString.Type() == LDOMBasicString::LDOM_Integer) {
99 if (aFirstInd == aLastInd) {
100 Standard_Integer anIntValue;
101 if (aString.GetInteger(anIntValue))
102 aRealArray -> SetValue (aFirstInd, Standard_Real(anIntValue));
104 TCollection_ExtendedString aMessageString =
105 TCollection_ExtendedString("Cannot retrieve array of real members"
106 " for RealArray attribute from Integer \"")
108 WriteMessage (aMessageString);
109 return Standard_False;
112 Standard_CString aValueStr = Standard_CString(aString.GetString());
113 for (ind = aFirstInd; ind <= aLastInd; ind++)
115 if (!XmlObjMgt::GetReal(aValueStr, aValue)) {
116 TCollection_ExtendedString aMessageString =
117 TCollection_ExtendedString("Cannot retrieve real member"
118 " for RealArray attribute as \"")
120 WriteMessage (aMessageString);
121 return Standard_False;
123 aRealArray->SetValue(ind, aValue);
126 Standard_Boolean aDelta(Standard_False);
128 if(XmlMDataStd::DocumentVersion() > 2) {
129 Standard_Integer aDeltaValue;
130 if (!anElement.getAttribute(::IsDeltaOn()).GetInteger(aDeltaValue))
132 TCollection_ExtendedString aMessageString =
133 TCollection_ExtendedString("Cannot retrieve the isDelta value"
134 " for RealArray attribute as \"")
135 + aDeltaValue + "\"";
136 WriteMessage (aMessageString);
137 return Standard_False;
140 aDelta = aDeltaValue != 0;
143 else if(XmlMDataStd::DocumentVersion() == -1)
144 cout << "Current DocVersion field is not initialized. " <<endl;
146 aRealArray->SetDelta(aDelta);
148 return Standard_True;
151 //=======================================================================
153 //purpose : transient -> persistent (store)
154 //=======================================================================
155 void XmlMDataStd_RealArrayDriver::Paste (const Handle(TDF_Attribute)& theSource,
156 XmlObjMgt_Persistent& theTarget,
157 XmlObjMgt_SRelocationTable& ) const
159 Handle(TDataStd_RealArray) aRealArray =
160 Handle(TDataStd_RealArray)::DownCast(theSource);
161 const Handle(TColStd_HArray1OfReal)& hRealArray = aRealArray->Array();
162 const TColStd_Array1OfReal& realArray = hRealArray->Array1();
163 Standard_Integer aL = realArray.Lower(), anU = realArray.Upper();
165 if (aL != 1) theTarget.Element().setAttribute(::FirstIndexString(), aL);
166 theTarget.Element().setAttribute(::LastIndexString(), anU);
167 theTarget.Element().setAttribute(::IsDeltaOn(), aRealArray->GetDelta() ? 1 : 0);
169 // Allocation of 25 chars for each double value including the space:
170 // An example: -3.1512678732195273e+020
171 Standard_Integer iChar = 0;
172 NCollection_LocalArray<Standard_Character> str;
173 if (realArray.Length())
178 str.Allocate(25 * realArray.Length() + 1);
180 catch (Standard_OutOfMemory)
182 // If allocation of big space for the string of double array values failed,
183 // try to calculate the necessary space more accurate and allocate it.
184 // It may take some time... therefore it was not done initially and
185 // an attempt to use a simple 25 chars for a double value was used.
186 Standard_Character buf[25];
187 Standard_Integer i(aL), nbChars(0);
190 nbChars += Sprintf(buf, "%.17g ", realArray.Value(i++)) + 1/*a space*/;
193 str.Allocate(nbChars);
197 Standard_Integer i = aL;
200 iChar += Sprintf(&(str[iChar]), "%.17g ", realArray.Value(i));
206 // No occurrence of '&', '<' and other irregular XML characters
207 if (realArray.Length())
209 str[iChar - 1] = '\0';
210 XmlObjMgt::SetStringValue (theTarget, (Standard_Character*)str, Standard_True);