[OpenLayers-Dev] new editing/digitzing functionnalities

[Paul Spencer]

Pierre,

this would be excellent to have in the core vector tools I think.  A  
question on vertex snapping.  Do you mean snapping to other  
geometries or snapping to a grid of a certain resolution?

Cheers

Paul

On 31-Jul-07, at 3:52 AM, Pierre GIRAUD wrote:

> Dear OpenLayers developers,
>
> For one of the projects we are currently working on, we need to add
> some functionnalities to OpenLayers.
> Before we start, I would like to expose to you those different
> elements. We think that they could be part of the future of OpenLayers
> and integrated as is (or with little rewrite) in a forthcoming
> release.
>
> The aim of this mail is to start a discussion on this. We hope that
> with such an approach, we'll be able to develop the needed
> functionnalities with the agreement of the developpers community.
> We want to discuss with you all about use cases, design preferences,
> and especially if it is has a chance to be integrated in the trunk or
> if it is more like application level elements.
>
> Here are listed the functionnalities, note that they mainly concern
> editing tools :
>
>  - snapping: the user can draw or modify a vector feature geometry
> with snapping enabled.
> We first need vertice snapping only, but we can also think about
> segment snapping.
> Found this definition : http://www.geo.ed.ac.uk/agidexe/term?846
>
>  - drag/add/remove vertice
>
>  - create island/donut polygons (polygon hole cutter)
>
> If, in your opinion, those functionnalities are to be accepted in the
> trunk, I'll give more details on how we imagine to implement them.
> Side note : some of the previously listed tools were already added by
> Bertil and I in the first vector branch (late 2006).
>
> Tim, you just created a wiki page to list ideas for the future of
> OpenLayers. Do the current considerations have to be added there ?
>
> Regards
>
> Pierre
> _______________________________________________
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> Dev at openlayers.org
> http://openlayers.org/mailman/listinfo/dev

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|Paul Spencer                          pspencer at dmsolutions.ca    |
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|Chief Technology Officer                                         |
|DM Solutions Group Inc                http://www.dmsolutions.ca/ |
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