Stefan,

     I was looking for the same functionality as Zoran so have also been working with your "Nearest" plugin.  It is exactly what I need and seems to work well.

                                                        Thanks!
                                                            Jim

On 10/20/2010 01:54 PM, Ziegler Stefan wrote:
Hi Zoran
 
I had some time left, took all my code snippets and also the one from Carson. Please try the plugin "Nearest" that should cover your example 1:
 
 
regards
Stefan
-----Ursprüngliche Nachricht-----
Von: Zoran Jankovic [mailto:zoran.janko...@zisis.hr]
Gesendet am: Mittwoch, 20. Oktober 2010 19:21
An: qgis-user
Betreff: Re: Fwd: [Qgis-user] QGIS "Near"

Hi Joe,



On Wed, Oct 20, 2010 at 5:06 PM, Joe Larson <joela...@gmail.com> wrote:
Does the function 'snapWithContext'
http://doc.qgis.org/head/classQgsVectorLayer.html#733b974dce13d587e05cf3d4fc24f208
which "Snaps to segment or vertex within given tolerance." seem like
what you're looking for? I came across it while trying to get Quantum
Navigator working recently...seemed relative, but I'm no expert!


This is similar to the mentioned solution with selecting by radius, or changing the tolerance of ID tool. Close, but no cigar. Since this is not very urgent, I've decided to continue pursuing that outlined solution Carson gave, and write a plugin i Python based on that. Since I actually never used Python before, it may take a while, but hey, I get to learn sth. new :-).
I never got the word back from Carson, has he developed anything along these lines, but I have to presume he didn't...
Anyone interested in joning me, or even earning some money, is still invited to jump on board. My GIS implementation project is well on the way, and it seems there'll even be some money involved :-). 
 
Zoran

~joe

On Tue, Oct 19, 2010 at 9:55 AM, Andreas Neumann <a.neumann at carto.net>wrote:

> Hi Zoran,
>
> I believe the infrastructure of what you want is already wihtin the
> selection and identify tools in QGIS. Isn't this almost implemented in the
> current identify tool?
>
>
It sort of is, but not completely. Identify will ID all the features within
certain radios (percentage of extent), but it will ID _all_ of the features
within this radius. I only need the nearest, no matter how far away... Let
us say it is, for simplicity, within current extent.


> The current identify tool selects "near" or "close by" features within a
> certain tolerance. This tolerance can be set in "Options" --> "Map tools"
> "search radius". I believe it currently only effects the identify tool. Do
> you want the same tolerance also be used for the click-selection tool?
>
>
Look above. This could be useful, but it is not the functionality I'm
currently looking after.


> Are you also aware that in QGIS 1.6 there are new selection tools?
>
> * by click
> * by rectangle
> * by polygon
> * by freehand
> * by radius
>
>
Yup, these are great, but they all select _multiple_ features within radius,
rectangle, etc.


> Maybe this also helps to address your needs?
>
> Of course you can combine it with previous selections by pressing the ctrl
> key.
>
>

BR,


---
Zoran Jankovic
ZIS-Izrada softvera i savjetovanje / ZIS - Software Development and
Consulting

http://www.zisis.hr

M: 00 385 98 682 902
T:  00 385 44 683 374

A. Senoe 4
44320 Kutina
Croatia
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