+ if (!theLabel.FindAttribute(TDataStd_Name::GetID(), myText)) {
+ myText = TDataStd_Name::Set(theLabel, TCollection_ExtendedString());
+ }
+}
+
+void Model_AttributeDouble::setText(const std::string& theValue)
+{
+ TCollection_ExtendedString aValue(theValue.c_str());
+ if (myText->Get() != aValue) {
+ myText->Set(aValue);
+ owner()->data()->sendAttributeUpdated(this);
+ // Send it to evaluator to convert into the double and store in the attribute
+ static Events_ID anId = ModelAPI_AttributeEvalMessage::eventId();
+ std::shared_ptr<ModelAPI_AttributeEvalMessage> aMessage =
+ std::shared_ptr<ModelAPI_AttributeEvalMessage>(new ModelAPI_AttributeEvalMessage(anId, this));
+ aMessage->setAttribute(owner()->data()->attribute(id())); // to get shared pointer to this
+ Events_Loop::loop()->send(aMessage);
+ }
+}
+
+string Model_AttributeDouble::text()
+{
+ return TCollection_AsciiString(myText->Get()).ToCString();
+}
+
+Standard_GUID kInvalidGUID("caee5ce4-34b1-4b29-abcb-685287d18096");
+
+void Model_AttributeDouble::setExpressionInvalid(const bool theFlag)
+{
+ if (theFlag) {
+ TDataStd_UAttribute::Set(myReal->Label(), kInvalidGUID);
+ } else {
+ myReal->Label().ForgetAttribute(kInvalidGUID);
+ }
+}
+
+bool Model_AttributeDouble::expressionInvalid()
+{
+ return myReal->Label().IsAttribute(kInvalidGUID) == Standard_True;