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- $INCLUDE: 'C:\FG\INTRFACE.FOR'
-
- PROGRAM MAIN
-
- INTEGER*2 NEW_MODE, OLD_MODE
- INTEGER*2 STATUS
- INTEGER*2 FG_ALLOCCMS, FG_ALLOCEMS, FG_ALLOCXMS
- INTEGER*2 FG_BESTMODE, FG_FREEPAGE, FG_GETMODE
- INTEGER*2 FG_INITEMS, FG_INITXMS
-
- 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)
-
- STATUS = FG_INITXMS()
- IF (STATUS .EQ. 0) STATUS = FG_ALLOCXMS(8)
- IF (STATUS .LT. 0) THEN
- STATUS = FG_INITEMS()
- IF (STATUS .EQ. 0) STATUS = FG_ALLOCEMS(8)
- END IF
- IF (STATUS .LT. 0) STATUS = FG_ALLOCCMS(8)
-
- IF (STATUS .LT. 0) THEN
- CALL FG_SETMODE(OLD_MODE)
- CALL FG_RESET
- STOP 'Unable to create logical page.'
- END IF
-
- CALL FG_SETCOLOR(7)
- CALL FG_RECT(0,319,0,199)
- CALL FG_SETCOLOR(9)
- CALL FG_LOCATE(12,18)
- CALL FG_TEXT('test',4)
- CALL FG_WAITKEY
-
- CALL FG_COPYPAGE(0,8)
- CALL FG_ERASE
- CALL FG_WAITKEY
-
- CALL FG_COPYPAGE(8,0)
- CALL FG_WAITKEY
-
- STATUS = FG_FREEPAGE(8)
- CALL FG_SETMODE(OLD_MODE)
- CALL FG_RESET
-
- STOP ' '
- END