#line 1 "/user/cvsspst/ees1cg/RAVL/RAVL-0.7/Core/Container/SArray/SArr2Iter2.hh"
// This file is part of RAVL, Recognition And Vision Library 
// Copyright (C) 2001, University of Surrey
// This code may be redistributed under the terms of the GNU Lesser
// General Public License (LGPL). See the lgpl.licence file for details or
// see http://www.gnu.org/copyleft/lesser.html
// file-header-ends-here
#ifndef RAVL_SARR2ITER2_HEADER
#define RAVL_SARR2ITER2_HEADER 1
////////////////////////////////////////////////////////////
//! docentry="Ravl.Core.Arrays.2D"
//! rcsid="$Id: SArr2Iter2.hh,v 1.3 2002/06/18 10:37:22 craftit Exp $
//! file="Ravl/Core/Container/SArray/SArr2Iter2.hh"
//! lib=RavlCore
//! author="Charles Galambos"
//! date="10/09/1998"
//! userlevel=Advanced

#include "Ravl/SArray2d.hh"
#include "Ravl/BfAcc2Iter2.hh"

namespace RavlN {
  //! userlevel=Advanced
  //: Duel SArray2dC iterator.
  // Duel Simple 2d array iterator.
  
  template<class Data1T,class Data2T>
  class SArray2dIter2C 
    : public BufferAccess2dIter2C<Data1T,Data2T>
  {
  public:
    SArray2dIter2C()
    {}
    //: Default constructor.
    
    SArray2dIter2C(const SArray2dC<Data1T> &arr,const SArray2dC<Data2T> &narr2)
      : arr1(arr),
        arr2(narr2)
    { First(); }
    //: Constructor.
    
    inline bool First() 
    { return BufferAccess2dIter2C<Data1T,Data2T>::First(arr1,arr1.Size2(),arr2,arr2.Size2()); }
    //: Goto first element in array.
    // returns true if there is one.
    
    IntT RowIndex() const
    { return BufferAccess2dIter2C<Data1T,Data2T>::RowIndex(arr1.ReferenceElm()); }
    //: Get index of current row.
    
    Index2dC Index() const 
    { return BufferAccess2dIter2C<Data1T,Data2T>::Index(arr1.ReferenceElm()); }
    //: Get current index.
    // This is a little slow.
    
  private:
    SArray2dC<Data1T> arr1;
    SArray2dC<Data2T> arr2;
  };

  ////////////////////////////////////////////////////////////////
  
   
}
#endif