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 <Message_Messenger.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")
36 IMPLEMENT_DOMSTRING (AttributeIDString, "realarrattguid")
37 //=======================================================================
38 //function : XmlMDataStd_RealArrayDriver
39 //purpose : Constructor
40 //=======================================================================
42 XmlMDataStd_RealArrayDriver::XmlMDataStd_RealArrayDriver
43 (const Handle(Message_Messenger)& 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& theRelocTable) const
66 Handle(TDataStd_RealArray) aRealArray = Handle(TDataStd_RealArray)::DownCast(theTarget);
67 const XmlObjMgt_Element& anElement = theSource;
71 XmlObjMgt_DOMString aGUIDStr = anElement.getAttribute(::AttributeIDString());
72 if (aGUIDStr.Type() == XmlObjMgt_DOMString::LDOM_NULL)
73 aGUID = TDataStd_RealArray::GetID(); //default case
75 aGUID = Standard_GUID(Standard_CString(aGUIDStr.GetString())); // user defined case
76 aRealArray->SetID(aGUID);
78 Standard_Integer aFirstInd, aLastInd, ind;
80 // Read the FirstIndex; if the attribute is absent initialize to 1
81 XmlObjMgt_DOMString aFirstIndex= anElement.getAttribute(::FirstIndexString());
82 if (aFirstIndex == NULL)
84 else if (!aFirstIndex.GetInteger(aFirstInd)) {
85 TCollection_ExtendedString aMessageString =
86 TCollection_ExtendedString("Cannot retrieve the first index"
87 " for RealArray attribute as \"")
89 myMessageDriver->Send (aMessageString, Message_Fail);
90 return Standard_False;
93 // Read LastIndex; the attribute should be present
94 if (!anElement.getAttribute(::LastIndexString()).GetInteger(aLastInd)) {
95 TCollection_ExtendedString aMessageString =
96 TCollection_ExtendedString("Cannot retrieve the last index"
97 " for RealArray attribute as \"")
99 myMessageDriver->Send (aMessageString, Message_Fail);
100 return Standard_False;
103 aRealArray->Init(aFirstInd, aLastInd);
105 // Check the type of LDOMString
106 const XmlObjMgt_DOMString& aString = XmlObjMgt::GetStringValue(anElement);
107 if (aString.Type() == LDOMBasicString::LDOM_Integer) {
108 if (aFirstInd == aLastInd) {
109 Standard_Integer anIntValue;
110 if (aString.GetInteger(anIntValue))
111 aRealArray -> SetValue (aFirstInd, Standard_Real(anIntValue));
113 TCollection_ExtendedString aMessageString =
114 TCollection_ExtendedString("Cannot retrieve array of real members"
115 " for RealArray attribute from Integer \"")
117 myMessageDriver->Send (aMessageString, Message_Fail);
118 return Standard_False;
121 Standard_Real aValue;
122 Standard_CString aValueStr = Standard_CString(aString.GetString());
123 for (ind = aFirstInd; ind <= aLastInd; ind++)
125 if (!XmlObjMgt::GetReal(aValueStr, aValue)) {
126 TCollection_ExtendedString aMessageString =
127 TCollection_ExtendedString("Cannot retrieve real member"
128 " for RealArray attribute as \"")
130 myMessageDriver->Send (aMessageString, Message_Warning);
131 // skip the first space, if exists
132 while (*aValueStr != 0 && IsSpace (*aValueStr))
134 // skip to the next space separator
135 while (*aValueStr != 0 && ! IsSpace (*aValueStr))
138 aRealArray->SetValue(ind, aValue);
141 Standard_Boolean aDelta(Standard_False);
143 if(theRelocTable.GetHeaderData()->StorageVersion().IntegerValue() > 2) {
144 Standard_Integer aDeltaValue;
145 if (!anElement.getAttribute(::IsDeltaOn()).GetInteger(aDeltaValue))
147 TCollection_ExtendedString aMessageString =
148 TCollection_ExtendedString("Cannot retrieve the isDelta value"
149 " for RealArray attribute as \"")
150 + aDeltaValue + "\"";
151 myMessageDriver->Send (aMessageString, Message_Fail);
152 return Standard_False;
155 aDelta = aDeltaValue != 0;
157 aRealArray->SetDelta(aDelta);
159 return Standard_True;
162 //=======================================================================
164 //purpose : transient -> persistent (store)
165 //=======================================================================
166 void XmlMDataStd_RealArrayDriver::Paste (const Handle(TDF_Attribute)& theSource,
167 XmlObjMgt_Persistent& theTarget,
168 XmlObjMgt_SRelocationTable& ) const
170 Handle(TDataStd_RealArray) aRealArray =
171 Handle(TDataStd_RealArray)::DownCast(theSource);
172 const Handle(TColStd_HArray1OfReal)& hRealArray = aRealArray->Array();
173 const TColStd_Array1OfReal& realArray = hRealArray->Array1();
174 Standard_Integer aL = realArray.Lower(), anU = realArray.Upper();
176 if (aL != 1) theTarget.Element().setAttribute(::FirstIndexString(), aL);
177 theTarget.Element().setAttribute(::LastIndexString(), anU);
178 theTarget.Element().setAttribute(::IsDeltaOn(), aRealArray->GetDelta() ? 1 : 0);
180 // Allocation of 25 chars for each double value including the space:
181 // An example: -3.1512678732195273e+020
182 Standard_Integer iChar = 0;
183 NCollection_LocalArray<Standard_Character> str;
184 if (realArray.Length())
189 str.Allocate(25 * realArray.Length() + 1);
191 catch (Standard_OutOfMemory const&)
193 // If allocation of big space for the string of double array values failed,
194 // try to calculate the necessary space more accurate and allocate it.
195 // It may take some time... therefore it was not done initially and
196 // an attempt to use a simple 25 chars for a double value was used.
197 Standard_Character buf[25];
198 Standard_Integer i(aL), nbChars(0);
201 nbChars += Sprintf(buf, "%.17g ", realArray.Value(i++)) + 1/*a space*/;
204 str.Allocate(nbChars);
208 Standard_Integer i = aL;
211 iChar += Sprintf(&(str[iChar]), "%.17g ", realArray.Value(i));
217 // No occurrence of '&', '<' and other irregular XML characters
218 if (realArray.Length())
220 str[iChar - 1] = '\0';
221 XmlObjMgt::SetStringValue (theTarget, (Standard_Character*)str, Standard_True);
223 if(aRealArray->ID() != TDataStd_RealArray::GetID()) {
225 Standard_Character aGuidStr [Standard_GUID_SIZE_ALLOC];
226 Standard_PCharacter pGuidStr = aGuidStr;
227 aRealArray->ID().ToCString (pGuidStr);
228 theTarget.Element().setAttribute (::AttributeIDString(), aGuidStr);