#ifndef LiPoint2_HH
#define LiPoint2_HH
///////////////////////////////////////////////////////////////////
//! file="amma/Geometry/AGList/LiPoint2.hh"
//! lib=Maglist
//! author="Radek Marik"
//! docentry="Geometry.Types.Specialized Lists;Containers.Lists.Specialized Lists"
//! rcsid="$Id: LiPoint2.hh,v 1.6 1999/05/24 10:32:47 ees1cg Exp $"
//! date="06/08/95"

#include "amma/DList.hh"
#include "amma/CDLIter.hh"
#include "amma/DLIter.hh"
#include "amma/Point2d.hh"
class Mean2dC;

//====================================================================
//======= Point2dListC ================================================
//====================================================================

class istream;
class ostream;

//! userlevel=Normal
//: A data set created as a list of data

class Point2dListC: public DListC<Point2dC>
{
public:
  inline Point2dListC();
  // Empty list of points.
  
  Point2dListC(const char * filename);
  // Creates a list of points from the input file 'filename'.
  
  Point2dListC(istream & s);
  // Creates a list of points from the input stream s.
  
  inline Point2dListC(const DListC<Point2dC> & points);
  // Constructs a list of points from the list (as a big object).
  
  inline Point2dListC(const Point2dListC & points);
  // Another access to the list of points.
  
  Mean2dC Mean() const;
  // Returns the mean of the points (e.g. the centroid).
  
  void SeparatingLines() const;
  // For each pair of points finds the separating line.
  // All points must be different. NOT IMPLEMENTED.
};

istream & operator>>(istream & s, Point2dListC & points);
// Reads the list of data from the input stream

ostream & operator<<(ostream & s, const Point2dListC & points);
// Sends the list of data into the output stream

typedef ConstDLIterC<Point2dC> Point2dCLIterC;
typedef DLIterC<Point2dC>      Point2dLIterC;

inline 
Point2dListC::Point2dListC()
//==========================
: DListC<Point2dC>()
{}

inline 
Point2dListC::Point2dListC(const DListC<Point2dC> & points)
//=========================================================
: DListC<Point2dC>(points)
{}

inline 
Point2dListC::Point2dListC(const Point2dListC & points)
//=====================================================
: DListC<Point2dC>(points)
{}

#endif

// IAPS - Image analysis program system.
// End of include file LiPoint2.hh