[GRASS5] [bug #920] (grass) d.vect.line does not draw lines

M Lennert fa1079 at qmul.ac.uk
Fri Feb 15 11:25:25 EST 2002


On 15 Feb 02, at 8:14, Eric G. Miller wrote:

> On Fri, Feb 15, 2002 at 11:59:05AM +0100, Request Tracker wrote:
> > this bug's URL: http://intevation.de/rt/webrt?serial_num=920
> > -------------------------------------------------------------------------
> > 
> > 
> > When I launch 
> > 
> > d.vect.line mapname
> > 
> > I just get a line saying
> > 
> > drawing lines ... 0%
> > 
> > and then it exits without anything on the monitor.
> > 
> > With 
> > 
> > d.vect mapname
> > 
> > I see the map, just as with
> > 
> > d.vect.area mapname
> > 
> > I had to compile d.vect.line individually with gmake5/gmakelinks5 after the general compilation with make (see relevant message in grass-developers list), so maybe that causes the problem.
> 
> d.vect.line only draws labelled lines.  If the line doesn't have a
> category number, it doesn't get drawn.  This is so area boundaries may
> be distinguished from lines representing things.
> 

So when I just want to draw the boundaries of areas without filling them, I have to use either d.vect or d.vect.area with fillcolor=backgroundcolor (which is slow since it "fills" the areas even though they are the same 
color as the background) ?

Moritz



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