[GRASS5] Improvements to gis.m map canvas

[Glynn Clements]

Michael Barton wrote:

> > Also, it should only be necessary to restart the driver if the image
> > dimensions are changed; changing the region shouldn't require a
> > restart.
> 
> True. 
> 
> But for people changing the region interactively with the zoom tools, they
> will also be changing the display geometry.

Why?

-- 
Glynn Clements <glynn at gclements.plus.com>