Re: [GRASS-user] interactive multiple selection

2009-01-22 Thread Moritz Lennert
On 22/01/09 07:14, Michael Barton wrote: On Jan 21, 2009, at 11:05 PM, wrote: Date: Wed, 21 Jan 2009 18:45:40 +0100 From: Vincent Bain Subject: Re: [GRASS-user] interactive multiple selection To: GRASS user list Message-ID: <1232559940.6769.10.ca...@vincent-desktop> Content-Type

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Vincent Bain
> Yes. That's the idea. Martin Landa already has tried to implement this > to some extent in the new wxPython GUI. But it involves a lot of > workarounds for inadequacies in the GRASS vector querying. These > updates to querying modules would make this easier and more robust. > > Michael N

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Michael Barton
On Jan 21, 2009, at 11:05 PM, wrote: Date: Wed, 21 Jan 2009 18:45:40 +0100 From: Vincent Bain Subject: Re: [GRASS-user] interactive multiple selection To: GRASS user list Message-ID: <1232559940.6769.10.ca...@vincent-desktop> Content-Type: text/plain Very much related to this,

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Vincent Bain
> Very much related to this, please see my suggestions for updates to > the GRASS query functions. Most should be relatively minor changes, > but would make querying much easier. And it would make it easier to > implement GUI wrappers for interactive querying. > >

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Michael Barton
On Jan 21, 2009, at 7:27 AM, wrote: Date: Wed, 21 Jan 2009 12:21:57 +0100 From: Vincent Bain Subject: Re: [GRASS-user] interactive multiple selection To: GRASS user list Message-ID: <1232536917.12409.37.ca...@vincent-desktop> Content-Type: text/plain; charset=UTF-8 Thank you Mark

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Vincent Bain
Thank you Markus, I tried several methods like d.extract, or d.where | v.what map=zonpi > test and extracting cat values from the test file. Now I am wondering if it is worth (let's better say realistic given my skills) to try and write a custom module, inspired from v.digatt. As I already had a

Re: [GRASS-user] interactive multiple selection

2009-01-21 Thread Markus Neteler
On Wed, Jan 21, 2009 at 9:25 AM, Vincent Bain wrote: > Hello, > considering a vector map, do you know a simple way to perform multiple > selections (e.g. highlighting a set of polygons) interactively either on > the display (tcltk or wxpython) or through a X monitor ? the aim in the > end is to up