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1.1 root 1: .TH RULER 9.1
2: .CT 1 comm_term
3: .SH NAME
4: ruler \- measure things on the screen
5: .SH SYNOPSIS
6: .B ruler
7: .SH DESCRIPTION
8: .I Ruler
9: measures things on a
10: .IR mux (9.1)
11: screen.
12: Press button 1 to sweep out a rectangle anywhere on the screen.
13: For each rectangle swept,
14: .I ruler
15: displays the coordinates of the rectangle's corners (labeled
16: .B down
17: and
18: .BR up ),
19: the size
20: of the rectangle and length of its diagonal.
21: .LP
22: There is
23: a menu on button 3.
24: The
25: .B pixels
26: and
27: .B chars
28: items control whether the size and diagonal are measured
29: in units of pixels or characters;
30: .B stop
31: deactivates
32: .I ruler
33: without exiting;
34: .B measure
35: reactivates
36: .IR ruler .
37: .SH BUGS
38: Character units are arbitrarily defined as the width and height of a
39: .L 0
40: in the
41: .I ruler
42: layer.
43: This may have nothing to do with character sizes in other layers.
44: .br
45: Ruler's menu must pop up in its own layer, perhaps far
46: away from the cursor.
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