RULER(9.1) RULER(9.1) NAME ruler - measure things on the screen SYNOPSIS ruler DESCRIPTION Ruler measures things on a jerq screen. Press button 1 to sweep out a rectangle anywhere on the screen. For each rectangle swept, ruler displays the coordinates of the rectangle's corners (labelled `down' and `up'), the size of the rectangle and length of its diagonal. There is a menu on button 3. The pixels and chars buttons control whether the size and diagonal measurements are in pixel or 9x14 character units (the size used by jim(9.1) and mux(9.1)). The stop button deactivates ruler without exit- ing. Hitting measure reactivates ruler. Exit exits. BUGS Ruler's menu must pop up in its own layer, perhaps far away from the cursor.