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occt/src/TDataStd/TDataStd_RealArray.cxx

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// Created on: 1999-06-16
// Created by: Sergey RUIN
// Copyright (c) 1999-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
#include <Standard_GUID.hxx>
#include <Standard_Type.hxx>
#include <TDataStd_DeltaOnModificationOfRealArray.hxx>
#include <TDataStd_RealArray.hxx>
#include <TDF_Attribute.hxx>
#include <TDF_DefaultDeltaOnModification.hxx>
#include <TDF_DeltaOnModification.hxx>
#include <TDF_Label.hxx>
#include <TDF_RelocationTable.hxx>
IMPLEMENT_STANDARD_RTTIEXT(TDataStd_RealArray,TDF_Attribute)
//=======================================================================
//function : GetID
//purpose :
//=======================================================================
const Standard_GUID& TDataStd_RealArray::GetID()
{
static Standard_GUID TDataStd_RealArrayID ("2a96b61e-ec8b-11d0-bee7-080009dc3333");
return TDataStd_RealArrayID;
}
//=======================================================================
//function : SetAttr
//purpose : Implements Set functionality
//=======================================================================
static Handle(TDataStd_RealArray) SetAttr(const TDF_Label& label,
const Standard_Integer lower,
const Standard_Integer upper,
const Standard_Boolean isDelta,
const Standard_GUID& theGuid)
{
Handle(TDataStd_RealArray) A;
if (!label.FindAttribute (theGuid, A))
{
A = new TDataStd_RealArray;
A->Init (lower, upper);
A->SetDelta(isDelta);
A->SetID(theGuid);
label.AddAttribute(A);
}
else if (lower != A->Lower() || upper != A->Upper())
{
A->Init(lower, upper);
}
return A;
}
//=======================================================================
//function : TDataStd_RealArray
//purpose : Empty Constructor
//=======================================================================
TDataStd_RealArray::TDataStd_RealArray() : myIsDelta(Standard_False)
{}
//=======================================================================
//function : Init
//purpose :
//=======================================================================
void TDataStd_RealArray::Init(const Standard_Integer lower,
const Standard_Integer upper)
{
Standard_RangeError_Raise_if(upper < lower,"TDataStd_RealArray::Init");
Backup(); // jfa 15.01.2003 for LH3D1378
myValue = new TColStd_HArray1OfReal(lower, upper, 0.);
}
//=======================================================================
//function : Set
//purpose :
//=======================================================================
Handle(TDataStd_RealArray) TDataStd_RealArray::Set
(const TDF_Label& label,
const Standard_Integer lower,
const Standard_Integer upper,
const Standard_Boolean isDelta)
{
return SetAttr(label, lower, upper, isDelta, GetID());
}
//=======================================================================
//function : Set
//purpose : Set user defined attribute with specific ID
//=======================================================================
Handle(TDataStd_RealArray) TDataStd_RealArray::Set
(const TDF_Label& label,
const Standard_GUID& theGuid,
const Standard_Integer lower,
const Standard_Integer upper,
const Standard_Boolean isDelta)
{
return SetAttr(label, lower, upper, isDelta, theGuid);
}
//=======================================================================
//function : SetValue
//purpose :
//=======================================================================
void TDataStd_RealArray::SetValue (const Standard_Integer index,
const Standard_Real value)
{
// OCC2932 correction
if(myValue.IsNull()) return;
if(myValue->Value(index) == value)
return;
Backup();
myValue->SetValue(index, value);
}
//=======================================================================
//function : GetValue
//purpose :
//=======================================================================
Standard_Real TDataStd_RealArray::Value (const Standard_Integer index) const
{
if(myValue.IsNull()) return RealFirst();
return myValue->Value(index);
}
//=======================================================================
//function : Lower
//purpose :
//=======================================================================
Standard_Integer TDataStd_RealArray::Lower (void) const
{
if(myValue.IsNull()) return 0;
return myValue->Lower();
}
//=======================================================================
//function : Upper
//purpose :
//=======================================================================
Standard_Integer TDataStd_RealArray::Upper (void) const
{
if(myValue.IsNull()) return 0;
return myValue->Upper();
}
//=======================================================================
//function : Length
//purpose :
//=======================================================================
Standard_Integer TDataStd_RealArray::Length (void) const
{
if(myValue.IsNull()) return 0;
return myValue->Length();
}
//=======================================================================
//function : ChangeArray
//purpose : If value of <newArray> differs from <myValue>, Backup
// : performed and myValue refers to new instance of HArray1OfReal
// : that holds <newArray>
//=======================================================================
void TDataStd_RealArray::ChangeArray(const Handle(TColStd_HArray1OfReal)& newArray,
const Standard_Boolean isCheckItems)
{
Standard_Integer aLower = newArray->Lower();
Standard_Integer anUpper = newArray->Upper();
Standard_Boolean aDimEqual = Standard_False;
Standard_Integer i;
if (Lower() == aLower && Upper() == anUpper ) {
aDimEqual = Standard_True;
Standard_Boolean isEqual = Standard_True;
if(isCheckItems) {
for(i = aLower; i <= anUpper; i++) {
if(myValue->Value(i) != newArray->Value(i)) {
isEqual = Standard_False;
break;
}
}
if(isEqual)
return;
}
}
Backup();
if(myValue.IsNull() || !aDimEqual)
myValue = new TColStd_HArray1OfReal(aLower, anUpper);
for(i = aLower; i <= anUpper; i++)
myValue->SetValue(i, newArray->Value(i));
}
//=======================================================================
//function : ID
//purpose :
//=======================================================================
const Standard_GUID& TDataStd_RealArray::ID () const { return myID; }
//=======================================================================
//function : SetID
//purpose :
//=======================================================================
void TDataStd_RealArray::SetID( const Standard_GUID& theGuid)
{
if(myID == theGuid) return;
Backup();
myID = theGuid;
}
//=======================================================================
//function : SetID
//purpose : sets default ID
//=======================================================================
void TDataStd_RealArray::SetID()
{
Backup();
myID = GetID();
}
//=======================================================================
//function : NewEmpty
//purpose :
//=======================================================================
Handle(TDF_Attribute) TDataStd_RealArray::NewEmpty () const
{
return new TDataStd_RealArray();
}
//=======================================================================
//function : Restore
//purpose :
//=======================================================================
void TDataStd_RealArray::Restore(const Handle(TDF_Attribute)& With)
{
Standard_Integer i, lower, upper;
Handle(TDataStd_RealArray) anArray = Handle(TDataStd_RealArray)::DownCast(With);
if(!anArray->myValue.IsNull()) {
lower = anArray->Lower();
upper = anArray->Upper();
myIsDelta = anArray->myIsDelta;
myValue = new TColStd_HArray1OfReal(lower, upper);
for(i = lower; i<=upper; i++)
myValue->SetValue(i, anArray->Value(i));
myID = anArray->ID();
}
else
myValue.Nullify();
}
//=======================================================================
//function : Paste
//purpose :
//=======================================================================
void TDataStd_RealArray::Paste (const Handle(TDF_Attribute)& Into,
const Handle(TDF_RelocationTable)& ) const
{
if(!myValue.IsNull()) {
Handle(TDataStd_RealArray) anAtt = Handle(TDataStd_RealArray)::DownCast(Into);
if(!anAtt.IsNull()) {
anAtt->ChangeArray( myValue, Standard_False );
anAtt->SetDelta(myIsDelta);
anAtt->SetID(myID);
}
}
}
//=======================================================================
//function : Dump
//purpose :
//=======================================================================
Standard_OStream& TDataStd_RealArray::Dump (Standard_OStream& anOS) const
{
anOS << "\nRealArray::" << this <<" :";
if(!myValue.IsNull()) {
Standard_Integer i, lower, upper;
lower = myValue->Lower();
upper = myValue->Upper();
for(i = lower; i<=upper; i++)
anOS << " " <<myValue->Value(i);
}
anOS << " Delta is " << (myIsDelta ? "ON":"OFF");
Standard_Character sguid[Standard_GUID_SIZE_ALLOC];
myID.ToCString(sguid);
anOS << sguid;
anOS << endl;
return anOS;
}
//=======================================================================
//function : DeltaOnModification
//purpose :
//=======================================================================
Handle(TDF_DeltaOnModification) TDataStd_RealArray::DeltaOnModification
(const Handle(TDF_Attribute)& OldAtt) const
{
if(myIsDelta)
return new TDataStd_DeltaOnModificationOfRealArray(Handle(TDataStd_RealArray)::DownCast (OldAtt));
else return new TDF_DefaultDeltaOnModification(OldAtt);
}
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