// Author: Mikhail PONIKAROV
#include "Model_AttributeDouble.h"
+#include <ModelAPI_Feature.h>
+#include <ModelAPI_Data.h>
using namespace std;
void Model_AttributeDouble::setValue(const double theValue)
{
- myReal->Set(theValue);
+ if (!myIsInitialized || myReal->Get() != theValue) {
+ myReal->Set(theValue);
+ owner()->data()->sendAttributeUpdated(this);
+ }
}
double Model_AttributeDouble::value()
Model_AttributeDouble::Model_AttributeDouble(TDF_Label& theLabel)
{
// check the attribute could be already presented in this doc (after load document)
- if (!theLabel.FindAttribute(TDataStd_Real::GetID(), myReal)) {
+ myIsInitialized = theLabel.FindAttribute(TDataStd_Real::GetID(), myReal) == Standard_True;
+ if (!myIsInitialized) {
// create attribute: not initialized by value yet, just zero
myReal = TDataStd_Real::Set(theLabel, 0.);
}