// SimpleQuality.cpp

#include "SimpleQuality.h"
#include <cassert>

//**********************************************************************

// constructor

SimpleQuality::SimpleQuality(double value) : _value(value) { }

//**********************************************************************

// comparator

bool SimpleQuality::_is_better_than(const Quality& quality) const {

  // Base class guarantees we can downcast.
  assert( get_type() == quality.get_type() );
  const SimpleQuality& simple = (const SimpleQuality&) quality;

  // Smaller value is better.
  return _value < simple._value;

}
//**********************************************************************

// As usual, the type identifier is its own address.

void* SimpleQuality::_mytype = &SimpleQuality::_mytype;
 
//**********************************************************************