#include <stdio.h>
#include <stdlib.h> 
#include <conio.h>
#include <dos.h>

#include "enc3.h"

#define SYS_ON_BACK       MAGENTA
#define SYS_ON_TEXT       WHITE
#define SYS_OFF_BACK      CYAN
#define SYS_OFF_TEXT      WHITE
//-----------------------------------------------------------------------

void main()
{
unsigned int  x_value;
unsigned int  y_value;
unsigned int  z_value;
unsigned char index;
unsigned char x_index;
unsigned char y_index;
unsigned char z_index;

  textbackground(SYS_OFF_BACK);
  clrscr();
  _setcursortype(_NOCURSOR);

  ENC3_SELECT(0x240);
  ENC3_INIT_CARD( ENC_X1|ENC_QUADRANT,
		  ENC_X1|ENC_QUADRANT,
		  ENC_X1|ENC_QUADRANT);
  ENC3_RESET_ENCODER(X_axis);
  ENC3_RESET_ENCODER(Y_axis);
  ENC3_RESET_ENCODER(Z_axis);

  textbackground(SYS_ON_BACK);
  textcolor(SYS_ON_TEXT);

  do
  {
      x_value = ENC3_GET_ENCODER(X_axis);
      y_value = ENC3_GET_ENCODER(Y_axis);
      z_value = ENC3_GET_ENCODER(Z_axis);
      index   = ENC3_GET_INDEX();
      x_index = index & 0x01;
      y_index = (index & 0x02) >> 1;
      z_index = (index & 0x04) >> 2;

      gotoxy(15,8);
      cprintf("    -X-                 -Y-                 -Z-");

      gotoxy(15,10);
      cprintf("%6d",x_value);
      gotoxy(35,10);
      cprintf("%6d",y_value);
      gotoxy(55,10);
      cprintf("%6d",z_value);

      gotoxy(15,12);
      cprintf("%6d",x_index);
      gotoxy(35,12);
      cprintf("%6d",y_index);
      gotoxy(55,12);
      cprintf("%6d",z_index);

      if ((x_index==1) || (y_index==1) || (z_index==1))
      {
	sound(20);
	delay(100);
	nosound();
      };
  } while (!kbhit());

  textbackground(BLACK);
  clrscr();
  gotoxy(1,25);
  _setcursortype(_NORMALCURSOR);
}