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.VE $Header: /usr/s/current/s/.help/RCS/hp2648,v 1.4 84/11/14 07:44:46 rab Exp $
.FN hp2648
.FN hp2647
.FN hp2623
.TL
hp2648 hp2647 hp2623: Hewlett-Packard Graphics Terminals
.CS
hp2648(ask)
hp2647(ask)
hp2623(ask)
.PP
.AG ask
logical, should the driver print the message "GO?" to ask permission
to clear the screen?  Default TRUE.
This allows further viewing, making a hard copy, etc., before
the screen is erased. When ready for plotting, simply hit 
return.
.PP
When graphic input (`identify', `rdpen') is requested from the terminal,
the cursor lines appear. Position the cursor at the desired point
and then type any single printing character.
Hitting return
will terminate graphic input without transmitting the point.
.PP
There are eight character sizes (1 to 8)
and characters
can be rotated by multiples of 90 degrees.
There are 7 line types (1 to 7) giving solid, dotted, short-dashed,
long-dashed, dot-space-dash, dot-dot-dot and dot-dashed lines.
These devices can fill rectangles (as generated by barplots) in
eight patterns: solid, small checkerboard, large checkerboard,
one white/3 black, very large checkerboard, spiral, diamond, and lattice.
.PP
A device must be specified before any graphics functions can be used.
.KW device*
.WR
