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

/* the names of the text styles supported */
char *fname[] = { "DEFAULT font",
                  "TRIPLEX font",
                  "SMALL font",
                  "SANS SERIF font",
                  "GOTHIC font"
                };

int main(void)
{
   /* request auto detection */
   int gdriver = DETECT, gmode, errorcode;
   int style, midx, midy;
   int size = 1;

   /* initialize graphics and local variables */
   initgraph(&gdriver, &gmode, "");

   /* read result of initialization */
   errorcode = graphresult();
   if (errorcode != grOk)  /* an error occurred */
   {
      printf("Graphics error: %s\n", grapherrormsg(errorcode));
      printf("Press any key to halt:");
      getch();
      exit(1); /* terminate with an error code */
   }

   midx = getmaxx() / 2;
   midy = getmaxy() / 2;

   settextjustify(CENTER_TEXT, CENTER_TEXT);

   /* loop through the available text styles */
   for (style=DEFAULT_FONT; style<=GOTHIC_FONT; style++)
   {
      cleardevice();
      if (style == TRIPLEX_FONT)
         size = 4;

      /* select the text style */
      settextstyle(style, HORIZ_DIR, size);

      /* output a message */
      outtextxy(midx, midy, fname[style]);
      if (!getch()) getch();
   }

   /* clean up */
   closegraph();
   return 0;
}