peg.h

// This is a class for implementing peg puzzles.
// It displays nifty little pegs. as ( ) and (*) depending on if they are filled
// Revision: $Revision: 1.1 $
// Change Log
//  $Log: peg.h,v $
//  Revision 1.1  2016/03/17 15:54:25  pngwen
//  Initial revision
//

#ifndef PEG_H
#define PEG_H
#include <iostream>
#include "widget.h"

typedef std::ostream & (* colorType)(std::ostream &);

			
class Peg : public Widget
{
public:
  //constructors
  Peg(int _x, int _y);
  Peg();

  //display the peg
  virtual void display();

  //select the peg
  virtual void select();

  //deselect the peg
  virtual void deselect();

  //fill the peg hole
  virtual void place();

  //take the peg from the hole
  virtual void take();

  //get the status of the peg hole
  virtual bool isSelected();
  virtual bool isOccupied();

  //get and set the color
  virtual colorType color();
  virtual void color(colorType c);
  
private:
  bool _selected;
  bool _occupied;
  colorType _color;
};


#endif