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// File: TObj_LabelIterator.hxx
// Created: Tue Nov 23 11:42:23 2004
// Author: Pavel TELKOV
// Copyright: Open CASCADE 2007
// The original implementation Copyright: (C) RINA S.p.A
#ifndef TObj_LabelIterator_HeaderFile
#define TObj_LabelIterator_HeaderFile
#include <TObj_Object.hxx>
#include <TDF_Label.hxx>
#include <TDF_ChildIterator.hxx>
#include <TObj_ObjectIterator.hxx>
/**
* This class is a basis for OCAF based iterators.
*/
class TObj_LabelIterator : public TObj_ObjectIterator
{
protected:
/**
* Constructor
*/
//! Creates an Empty Iterator
Standard_EXPORT TObj_LabelIterator();
public:
/**
* Constructor
*/
//! Creates an iterator an initialize it by theLabel and recursive flag.
//! If isRecursive is Standard_True make recursive iterations
Standard_EXPORT TObj_LabelIterator
(const TDF_Label& theLabel,
const Standard_Boolean isRecursive = Standard_False);
public:
/**
* Redefined methods
*/
//! Returns True if there is a current Item in the iteration.
virtual Standard_EXPORT Standard_Boolean More () const
{ return !myNode.IsNull(); }
//! Move to the next Item
virtual Standard_EXPORT void Next ();
//! Returns the current item
virtual Standard_EXPORT Handle(TObj_Object) Value () const
{ return myObject; }
//! Returns the label of the current item
inline const TDF_Label& LabelValue() const
{ return myNode; }
protected:
/**
* Iterating methods
*/
//! Shifts iterator to the next object
virtual Standard_EXPORT void MakeStep() = 0;
protected:
/**
* Internal methods
*/
//! Initialize Iterator by the theLabel
Standard_EXPORT void Init(const TDF_Label& theLabel,
const Standard_Boolean isRecursive = Standard_False)
{ myIterator.Initialize(theLabel,isRecursive); }
protected:
/**
* Fields
*/
TDF_Label myNode; //!< Current node
TDF_ChildIterator myIterator; //!< OCAF Child iterator
Handle(TObj_Object) myObject; //!< Current Object
public:
//! CASCADE RTTI
DEFINE_STANDARD_RTTI(TObj_LabelIterator)
};
//! Define handle class for TObj_LabelIterator
DEFINE_STANDARD_HANDLE(TObj_LabelIterator,TObj_ObjectIterator)
#endif
#ifdef _MSC_VER
#pragma once
#endif
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