[OpenLayers-Dev] TMS vector tiles

[Bart van den Eijnden]

Have you seen this ol3 post?

http://gijs.github.io/blog/2014/04/08/topojson-vector-layers-with-rotated-text-labels-in-ol3/

Best regards,
Bart

--
Bart van den Eijnden
Front-end Developer | Boundless
@boundlessgeo

On 09 Apr 2014, at 07:51, Luca Morandini <lmorandini at ieee.org> wrote:

> G'day everyone,
> 
> I know this has been proposed before, and taht there are vector tiles available in OL3, but... we (the AURIN project) cannot wait for OL3, and we do need vector tiles now. I was tasked with sounding out the feasibility of it, hence bear me while I state my case.
> 
> I have developed a nice vector tile server in Node.js, backed by PostGIS and using CouchDB as cache; the output formats are GeoJSON and TopoJSON.
> 
> To use the tiles produced by said server I need, of course, a client, possibly one merging tiled polygons into the original ones when the format is TopoJSON (the end result is a seamless layer).
> 
> I developed such a client with Leaflet, backed by JSTS and D3 for the merging bit, and it works rather well; I tried to do the same with OL3 Beta4, but failed... hence I would like to give OL2 a try (our current UI is built on OL2).
> 
> Having said that, I would like to know what's the state of the art related to TMS vector tiles in OL2.
> As far as I know, there was an attempt (see links below), but it did not make it to the code base: does anyone know if there had been a blocker during the implementation of this capability ?
> 
> In addition, I would love to here comments and hints on how to implement this TMS-TopoJSON-cum-merging layer type.
> 
> http://openlayerstools.sourceforge.net/src/Strategy_TFS.js
> http://openlayerstools.sourceforge.net/examples/TFS.html
> 
> Regards,
> 
> Luca Morandini
> Data Architect - AURIN project
> Melbourne eResearch Group
> Department of Computing and Information Systems
> University of Melbourne
> 
> 
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