$INCLUDE: 'C:\FG\INTRFACE.FOR'

      PROGRAM MAIN

      INTEGER*1 TRIANGLE(24)
      INTEGER*2 OLD_MODE, NEW_MODE
      INTEGER*2 FG_BESTMODE, FG_GETMODE

      DATA TRIANGLE /
     +   #17,9,1, #12,1,5, #17,1,3, #12,1,3,
     +   #17,1,5, #12,1,1, #17,1,7, #17,1,4/

      NEW_MODE = FG_BESTMODE(320,200,1)
      IF (NEW_MODE .LT. 0 .OR. NEW_MODE .EQ. 12) THEN
         STOP 'This program requires a 320 x 200 color graphics mode.'
      END IF

      OLD_MODE = FG_GETMODE()
      CALL FG_SETMODE(NEW_MODE)

      CALL FG_SETCOLOR(7)
      CALL FG_RECT(0,319,0,199)

      CALL FG_MOVE(156,101)
      CALL FG_DISPLAYP(TRIANGLE,16,9)
      CALL FG_WAITKEY

      CALL FG_SETMODE(OLD_MODE)
      CALL FG_RESET

      STOP ' '
      END
