Provides information about Genstat graphics (S.A. Harding).
No options
Parameter
TOPIC = string tokens |
Lists the required graphics topics (current, possible); default poss |
|---|
Description
DHELP provides information about the Genstat high-resolution graphics. It has a single parameter called TOPIC, which supplies a list of strings indicating the topics about which you want information. The setting current gives details about the current settings of the graphics frames, windows, axes and pens, including the negatively numbered pens used as initial defaults. The other setting possible indicates the available frames, windows, axes and pens, and lists the available graphics devices (indicating which one is currently selected).
Options: none.
Parameter: TOPIC.
Method
The information is obtained using the DKEEP directive, and the SAVE parameters of the FRAME, PEN, XAXIS, YAXIS and ZAXIS directives.
See also
Directive: HELP.
Commands for: Graphics.
Example
CAPTION 'DHELP example'; STYLE=meta DHELP possible,current