Starlink Project
Starlink User Note 219.1

M. J. Bly

5 June 1997

The GWM Xdisplay Widget

User’s Guide


The GWM Xdisplay widget is a Tcl/Tk-based replacement for the standard GWM Xdisplay manager. It provides several facilities not available in the standard display manager, including manipulation of the colour table of the display, capture of the displayed plot or image to JPEG format, and dumping to print files of various formats.


1 Introduction
2 Enabling the Widget
3 Using the Widget
 3.1 The main display window
 3.2 Colour manipulation
 3.3 Capturing the display
 3.4 Printing the display
4 Differences in behaviour
 4.1 Size of plotting surface
 4.2 X resources