The Line A Variable Table
-440 to -437 (— $1B8 to -$1B7)
FONT
__
COUNT
The number of fonts in the FONT
__RING lists.
-438 to -349 (— $1B6 to -$15D)
RESERVED
This area is reserved for internal use.
-348 (-$15C)
CUR
__
MS
__
ST AT
Current Mouse Status. This byte contains flag bits indicating
whether the mouse buttons are up or down, and whether
the mouse has moved or buttons have changed since the last
mouse interrupt. The meaning of each bit in the flag is as fol
lows:
Bit
Number Description
0 Left mouse button status (0 = up, 1 = down)
1 Right mouse button status (0 = up, 1 = down)
2 Reserved
3 Reserved
4 Reserved
5 Mouse move flag (0 = didn't move, 1 = did move)
6 Right mouse button status change flag
0 = status didn't change
1 = status changed
7 Left mouse button status change flag
0 = status didn't change
1 = status changed
-347 (— $15B)
RESERVED
This area is reserved for internal use.
- 346 to - 345 ( - $15A to - $159)
V
__
HID
__
CNT
The depth at which the text cursor is hidden.
-344 to -343 (-$158 to -$157)
CUR
__
X
Horizontal position at which mouse pointer is to be drawn.
CUR
__
X, CUR
__
Y, and CUR
__
FLAG are used by the vertical
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