I first meant to existing geometries vertices, but we can also imagine snapping to grids. This is typically the reason why I wanted this discussed.
Regards. On 7/31/07, Paul Spencer <[EMAIL PROTECTED]> wrote: > 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 > > _______________________________________________ > > Dev mailing list > > [email protected] > > http://openlayers.org/mailman/listinfo/dev > > +-----------------------------------------------------------------+ > |Paul Spencer [EMAIL PROTECTED] | > +-----------------------------------------------------------------+ > |Chief Technology Officer | > |DM Solutions Group Inc http://www.dmsolutions.ca/ | > +-----------------------------------------------------------------+ > > > > > > _______________________________________________ Dev mailing list [email protected] http://openlayers.org/mailman/listinfo/dev
