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// File: TDataStd_DeltaOnModificationOfRealArray.cxx
// Created: Tue Oct 30 16:57:38 2007
// Author: Sergey ZARITCHNY
// <sergey.zaritchny@opencascade.com>
//Copyright: Open CasCade SA 2007
#include <TDataStd_DeltaOnModificationOfRealArray.ixx>
#include <TDataStd_RealArray.hxx>
#include <TDF_DeltaOnModification.hxx>
#include <TDF_Label.hxx>
#include <TColStd_HArray1OfReal.hxx>
#include <TColStd_ListOfInteger.hxx>
#include <TColStd_ListIteratorOfListOfInteger.hxx>
#include <TDF_AttributeIterator.hxx>
#ifdef DEB
#define MAXUP 1000
#endif
//=======================================================================
//function : TDataStd_DeltaOnModificationOfRealArray
//purpose :
//=======================================================================
TDataStd_DeltaOnModificationOfRealArray::
TDataStd_DeltaOnModificationOfRealArray(const Handle(TDataStd_RealArray)& OldAtt)
: TDF_DeltaOnModification(OldAtt)
{
Handle(TDataStd_RealArray) CurrAtt;
if (Label().FindAttribute(OldAtt->ID(),CurrAtt)) {
Handle(TColStd_HArray1OfReal) Arr1, Arr2;
Arr1 = OldAtt->Array();
Arr2 = CurrAtt->Array();
#ifdef DEB
if(Arr1.IsNull())
cout <<"DeltaOnModificationOfRealArray:: Old Array is Null" <<endl;
if(Arr2.IsNull())
cout <<"DeltaOnModificationOfRealArray:: Current Array is Null" <<endl;
#endif
if(Arr1.IsNull() || Arr2.IsNull()) return;
if(Arr1 != Arr2) {
myUp1 = Arr1->Upper();
myUp2 = Arr2->Upper();
Standard_Integer i, N =0, aCase=0;
if(myUp1 == myUp2)
{aCase = 1; N = myUp1;}
else if(myUp1 < myUp2)
{aCase = 2; N = myUp1;}
else
{aCase = 3; N = myUp2;}//Up1 > Up2
TColStd_ListOfInteger aList;
for(i=Arr1->Lower();i <= N; i++)
if(Arr1->Value(i) != Arr2->Value(i))
aList.Append(i);
if(aCase == 3) {
for(i = N+1;i <= myUp1; i++)
aList.Append(i);
}
if(aList.Extent()) {
myIndxes = new TColStd_HArray1OfInteger(1,aList.Extent());
myValues = new TColStd_HArray1OfReal(1,aList.Extent());
TColStd_ListIteratorOfListOfInteger anIt(aList);
for(i =1;anIt.More();anIt.Next(),i++) {
myIndxes->SetValue(i, anIt.Value());
myValues->SetValue(i, Arr1->Value(anIt.Value()));
}
}
}
OldAtt->RemoveArray();
#ifdef DEB
if(OldAtt->Array().IsNull())
cout << "BackUp Arr is Nullified" << endl;
#endif
}
}
//=======================================================================
//function : Apply
//purpose :
//=======================================================================
void TDataStd_DeltaOnModificationOfRealArray::Apply()
{
Handle(TDF_Attribute) TDFAttribute = Attribute();
Handle(TDataStd_RealArray) BackAtt = (*((Handle(TDataStd_RealArray)*)&TDFAttribute));
if(BackAtt.IsNull()) {
#ifdef DEB
cout << "DeltaOnModificationOfRealArray::Apply: OldAtt is Null" <<endl;
#endif
return;
}
Handle(TDataStd_RealArray) aCurAtt;
if (!Label().FindAttribute(BackAtt->ID(),aCurAtt)) {
Label().AddAttribute(BackAtt);
}
if(aCurAtt.IsNull()) {
#ifdef DEB
cout << "DeltaOnModificationOfRealArray::Apply: CurAtt is Null" <<endl;
#endif
return;
}
else
aCurAtt->Backup();
Standard_Integer aCase;
if(myUp1 == myUp2)
aCase = 1;
else if(myUp1 < myUp2)
aCase = 2;
else
aCase = 3;//Up1 > Up2
if (aCase == 1 && (myIndxes.IsNull() || myValues.IsNull()))
return;
Standard_Integer i;
Handle(TColStd_HArray1OfReal) aRealArr = aCurAtt->Array();
if(aRealArr.IsNull()) return;
if(aCase == 1)
for(i = 1; i <= myIndxes->Upper();i++)
aRealArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i));
else if(aCase == 2) {
Handle(TColStd_HArray1OfReal) realArr = new TColStd_HArray1OfReal(aRealArr->Lower(), myUp1);
for(i = aRealArr->Lower(); i <= myUp1 && i <= aRealArr->Upper(); i++)
realArr->SetValue(i, aRealArr->Value(i));
if(!myIndxes.IsNull() && !myValues.IsNull())
for(i = 1; i <= myIndxes->Upper();i++)
realArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i));
aCurAtt->myValue = realArr;
}
else { // == 3
Standard_Integer low = aRealArr->Lower();
Handle(TColStd_HArray1OfReal) realArr = new TColStd_HArray1OfReal(low, myUp1);
for(i = aRealArr->Lower(); i <= myUp2 && i <= aRealArr->Upper(); i++)
realArr->SetValue(i, aRealArr->Value(i));
if(!myIndxes.IsNull() && !myValues.IsNull())
for(i = 1; i <= myIndxes->Upper();i++) {
#ifdef DEB
cout << "i = " << i << " myIndxes->Upper = " << myIndxes->Upper() << endl;
cout << "myIndxes->Value(i) = " << myIndxes->Value(i) << endl;
cout << "myValues->Value(i) = " << myValues->Value(i) << endl;
#endif
realArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i));
}
aCurAtt->myValue = realArr;
}
#ifdef DEB
cout << " << RealArray Dump after Delta Apply >>" <<endl;
Handle(TColStd_HArray1OfReal) aRArr = aCurAtt->Array();
for(i=aRArr->Lower(); i<=aRArr->Upper() && i <= MAXUP;i++)
cout << aRArr->Value(i) << " ";
cout <<endl;
#endif
}
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