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- $INCLUDE: 'C:\FG\INTRFACE.FOR'
-
- PROGRAM MAIN
-
- INTEGER*2 NEW_MODE, OLD_MODE
- INTEGER*2 X
- INTEGER*2 FG_BESTMODE, FG_GETMODE
-
- C initialize the video environment
-
- 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)
-
- C draw some type of background
-
- CALL FG_SETCOLOR(15)
- CALL FG_RECT(0,319,0,199)
-
- C move the object across the screen
-
- DO 10 X = -20,315,5
- CALL FG_SETCOLOR(10)
- CALL FG_CLPRECT(X,X+19,95,104)
- CALL FG_WAITFOR(1)
- CALL FG_SETCOLOR(0)
- CALL FG_CLPRECT(X,X+19,95,104)
- 10 CONTINUE
-
- C restore the original video mode and return to DOS
-
- CALL FG_SETMODE(OLD_MODE)
- CALL FG_RESET
-
- STOP ' '
- END