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08-17.FOR
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1995-01-20
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47 lines
$INCLUDE: 'C:\FG\FASTGRAF.FI'
PROGRAM MAIN
INTEGER HANDLE, OLD_MODE, STATUS
INTEGER FG_GETMODE, FG_VBALLOC, FG_VBOPEN
CALL FG_INITPM
OLD_MODE = FG_GETMODE()
CALL FG_SETMODE(22)
CALL FG_VBINIT
HANDLE = FG_VBALLOC(320,240)
IF (HANDLE .LT. 0) THEN
CALL FG_SETMODE(OLD_MODE)
CALL FG_RESET
STOP 'Could not create the virtual buffer.'
END IF
CALL FG_SETCOLOR(9)
CALL FG_FILLPAGE
CALL FG_SETCOLOR(15)
CALL FG_BOX(0,319,0,239)
STATUS = FG_VBOPEN(HANDLE)
CALL FG_VBCUT(0,319,0,239,0,239)
CALL FG_VBCLOSE
CALL FG_WAITKEY
CALL FG_SETMODE(OLD_MODE)
CALL FG_CURSOR(0)
CALL FG_SETCOLOR(15)
CALL FG_TEXT('Press any key.',14)
CALL FG_WAITKEY
CALL FG_SETMODE(22)
STATUS = FG_VBOPEN(HANDLE)
CALL FG_VBPASTE(0,319,0,239,0,239)
CALL FG_WAITKEY
CALL FG_VBCLOSE
CALL FG_VBFREE(HANDLE)
CALL FG_SETMODE(OLD_MODE)
CALL FG_RESET
STOP ' '
END