/**
 * Example mouse work
 *
 * Alexander Popov <iiiypuk@fastmail.fm>
 * License: Unlicense
 */

#include <stdio.h>
#include <gdos/gdos.h>

void main() {
  int mouse_status;
  int mouse_x, mouse_y, mouse_click;
  int mouse_x_old = -1, mouse_y_old = -1, mouse_click_old = -1;

  mouse_status = gd_detect_mouse();
  if (mouse_status != GD_TRUE) {
    printf("Mouse support not available.\n");
    abort();
  }

  /* example: TEXT_MODE || VGA_256_COLOR_MODE */
  gd_set_mode(VGA_256_COLOR_MODE);
  clrscr();
  gd_show_mouse();
  do {
    gd_get_mouse_status(&mouse_x, &mouse_y, &mouse_click);

    /* when mouse status change update */
    if (mouse_x != mouse_x_old ||
      mouse_y != mouse_y_old ||
      mouse_click != mouse_click_old)
    {
      mouse_x_old = mouse_x;
      mouse_y_old = mouse_y;
      mouse_click_old = mouse_click;

      clrscr();
      gotoxy(0, 0);
      printf("Mouse position: X=%d, Y=%d, CLICK=%d", mouse_x, mouse_y, mouse_click);
      gd_show_mouse();
    }
  } while (!kbhit());
  gd_hide_mouse();
  getch();

  gd_set_mode(TEXT_MODE);
}