#ifndef NUMMAGNITUDEMAX_HH
#define NUMMAGNITUDEMAX_HH
////////////////////////////////////////////////////////////////////////////
//! author="Robert Crida"
//! lib=NumMagnitude
//! date="22/4/1998"
//! userlevel=Normal
//! example=testNumMagnitude.cc
//! file="amma/PatternRec/FuncTools/Magnitude/NumMagnitudeMax.hh"
//! docentry="Numerical Methods.Magnitude Metrics.Implementation"
//! rcsid="$Id: NumMagnitudeMax.hh,v 1.5 2000/02/16 14:10:17 ees1cg Exp $"

#include "amma/Num/NumMagnitude.hh"
#include "amma/Num/NumMagnitudeMaxB.hh"

//: Maximum element magnitude metric.
//
// Class for distance to a vector as maximum element. s=X_i, X_i>X_n all n!=i

class NumMagnitudeMaxC
  : public NumMagnitudeC
{
public:
  NumMagnitudeMaxC ()
    :NumMagnitudeC(*(new NumMagnitudeMaxBC ())) {}
  //: Constructor takes no parameters.

  NumMagnitudeMaxC (BooleanT)
    :NumMagnitudeC(*(new NumMagnitudeMaxBC ())) {}
  //: Constructor takes no parameters.

  static BooleanT IsA(const DPEntityC &pb)
    { return dynamic_cast<const NumMagnitudeMaxBC *>(&pb.Body()) != 0; }
  //: Check if an object is of this type.
  
  NumMagnitudeMaxC(const DPProcessBaseC &pb)
    : NumMagnitudeC(pb)
    {
      if(!IsA(pb))
	Invalidate();
    }
  //: Base class constructor.
  
};

#endif