1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
3 // File: Model_Expression.cpp
5 // Author: Sergey POKHODENKO
7 #include "Model_Expression.h"
9 #include <TCollection_AsciiString.hxx>
10 #include <TCollection_ExtendedString.hxx>
11 #include <TDataStd_ListIteratorOfListOfExtendedString.hxx>
12 #include <TDataStd_UAttribute.hxx>
14 #include <TDataStd_RealArray.hxx>
15 #include <TDataStd_ExtStringArray.hxx>
19 static Standard_GUID kInvalidGUID("caee5ce4-34b1-4b29-abcb-685287d18096");
22 Model_Expression::Model_Expression(TDF_Label& theLabel)
24 if (!theLabel.FindAttribute(TDataStd_Name::GetID(), myText)) {
25 myText = TDataStd_Name::Set(theLabel, TCollection_ExtendedString());
27 if (!theLabel.FindAttribute(TDataStd_Comment::GetID(), myError)) {
28 myError = TDataStd_Comment::Set(theLabel, TCollection_ExtendedString());
30 if (!theLabel.FindAttribute(TDataStd_ExtStringList::GetID(), myUsedParameters)) {
31 myUsedParameters = TDataStd_ExtStringList::Set(theLabel);
35 void Model_Expression::setText(const std::string& theValue)
37 if (text() != theValue) {
38 myText->Set(TCollection_ExtendedString(theValue.c_str()));
39 myIsInitialized = true; // the value will be set very soon
42 setError(text().empty() ? "" : "Not a double value.");
45 std::string Model_Expression::text() const
47 return TCollection_AsciiString(myText->Get()).ToCString();
50 void Model_Expression::setError(const std::string& theError)
52 if (error() != theError)
53 myError->Set(TCollection_ExtendedString(theError.c_str()));
56 std::string Model_Expression::error()
58 return TCollection_AsciiString(myError->Get()).ToCString();
61 void Model_Expression::setUsedParameters(const std::set<std::string>& theUsedParameters)
63 myUsedParameters->Clear();
64 std::set<std::string>::const_iterator anIt = theUsedParameters.begin();
65 for (; anIt != theUsedParameters.end(); ++anIt)
66 myUsedParameters->Append(TCollection_ExtendedString(anIt->c_str()));
69 std::set<std::string> Model_Expression::usedParameters() const
71 std::set<std::string> aResult;
72 TDataStd_ListIteratorOfListOfExtendedString aIt;
73 for (aIt.Initialize(myUsedParameters->List()); aIt.More(); aIt.Next())
74 aResult.insert(TCollection_AsciiString(aIt.Value()).ToCString());
78 Model_ExpressionDouble::Model_ExpressionDouble(TDF_Label& theLabel)
79 : Model_Expression(theLabel)
81 if (!theLabel.FindAttribute(TDataStd_Real::GetID(), myReal)) {
82 myIsInitialized = false;
83 // MPV: temporarily to support the previously saved files (to check and resolve bugs), to be removed
84 Handle(TDataStd_RealArray) anOldArray;
85 if (theLabel.Father().FindAttribute(TDataStd_RealArray::GetID(), anOldArray) == Standard_True) {
86 myReal = TDataStd_Real::Set(theLabel, 0.);
87 myReal->Set(anOldArray->Value(theLabel.Tag() - 1));
88 myIsInitialized = true;
89 Handle(TDataStd_ExtStringArray) anOldExp;
90 if (theLabel.Father().FindAttribute(TDataStd_ExtStringArray::GetID(), anOldExp) == Standard_True) {
91 myText->Set(anOldExp->Value(theLabel.Tag() - 1));
94 Handle(TDataStd_Real) anOldReal;
95 if (theLabel.Father().FindAttribute(TDataStd_Real::GetID(), anOldReal)) {
96 myIsInitialized = true;
97 myReal = TDataStd_Real::Set(theLabel, 0.);
98 myReal->Set(anOldReal->Get());
99 Handle(TDataStd_Name) aText;
100 if (theLabel.Father().FindAttribute(TDataStd_Name::GetID(), aText)) {
101 myText->Set(aText->Get());
106 myIsInitialized = true;
109 void Model_ExpressionDouble::setValue(const double theValue)
111 if (!myIsInitialized || myReal.IsNull()) {
112 myReal = TDataStd_Real::Set(myText->Label(), theValue);
113 myIsInitialized = true;
114 } else if (value() != theValue) {
115 myReal->Set(theValue);
119 double Model_ExpressionDouble::value()
122 return myReal->Get();
123 return std::numeric_limits<double>::max(); // error
126 void Model_ExpressionDouble::setInvalid(const bool theFlag)
129 TDataStd_UAttribute::Set(myText->Label(), kInvalidGUID);
131 myText->Label().ForgetAttribute(kInvalidGUID);
135 bool Model_ExpressionDouble::isInvalid()
137 return myText->Label().IsAttribute(kInvalidGUID) == Standard_True;
141 Model_ExpressionInteger::Model_ExpressionInteger(TDF_Label& theLabel)
142 : Model_Expression(theLabel)
144 if (!theLabel.FindAttribute(TDataStd_Integer::GetID(), myInteger)) {
145 myIsInitialized = false;
147 myIsInitialized = true;
150 void Model_ExpressionInteger::setValue(const int theValue)
152 if (!myIsInitialized || myInteger.IsNull()) {
153 myInteger = TDataStd_Integer::Set(myText->Label(), theValue);
154 myIsInitialized = true;
155 } else if (value() != theValue) {
156 myInteger->Set(theValue);
160 int Model_ExpressionInteger::value()
163 return myInteger->Get();
164 return std::numeric_limits<int>::max(); // error
167 void Model_ExpressionInteger::setInvalid(const bool theFlag)
170 TDataStd_UAttribute::Set(myText->Label(), kInvalidGUID);
172 myText->Label().ForgetAttribute(kInvalidGUID);
176 bool Model_ExpressionInteger::isInvalid()
178 return myText->Label().IsAttribute(kInvalidGUID) == Standard_True;