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restore.fig
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1989-05-01
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818b
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34 lines
Figure 2. Restore the Screen
Example 1: Restore screen column by column (80 buffers).
IF FILE('main.scr')
RESTORE FROM main.scr ADDITIVE
delay = 20 && Adjust this to your hardware.
FOR xx = 40 TO 79
buff1 = '_buffer' + LTRIM(STR(xx))
buff2 = '_buffer' + LTRIM(STR(79 - xx))
RESTSCREEN(0, xx, 24, xx, &buff1)
RESTSCREEN(0, 79 - xx, 24, 79 - xx, &buff2)
FOR yy = 1 TO delay
NEXT
NEXT
ENDIF
RELEASE ALL LIKE _buffer*
Example 2: Restore screen row by row (25 buffers).
IF FILE('main.scr')
RESTORE FROM main.scr ADDITIVE
delay = 20 && Adjust this to your hardware.
FOR xx = 0 TO 24
buff1 = '_buffer' + LTRIM(STR(xx))
RESTSCREEN(xx, 0, xx, 79, &buff1)
FOR yy = 1 TO delay
NEXT
NEXT
ENDIF