UTFGrid is a specification for rasterized interaction data.

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7
votes
3answers
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Create interactive map with no server

I have managed to build a great web mapping application using tiles created from GeoWebCache and a custom gridset, but I now need to add an overlay to the base maps. The only interactivity I need is a ...
4
votes
2answers
864 views

How Can I make UTFGrid files?

I have been looking at the UTFGrid specification and the usage of UTFGrid in Openlayers. How do I create the required UTFGrid files for my data in PostGIS?