OpenLayers: failure of map redraw on panning

Posted by & filed under OpenLayers, Web Development.

Just a quick heads up for those of you using OpenLayers. There seem to have been a lot of problems lately with OpenLayers refusing to redraw its layers when panning, where everything was working before. One possible solution turned up in this thread on OpenLayers Users. The credit for solving the problem is therefore not… Read more »

Norwegian Trekking with QGIS Server

Posted by & filed under OpenLayers, QGIS, Web Development.

I have blogged about the awesomeness that is QGIS Server before. Maybe you have seen some of the nice maps that Andreas Neumann has made in Uster, Switzerland. Over the past 3 months we were contracted to help prototyping a new mapping service for the Norwegian Trekking Association. We really got a chance to put… Read more »

Live vehicle tracking with OpenLayers

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The last three or four weeks we have been preparing the Tracks4Africa site for the next season of ‘Voetspore‘ (translated from Afrikaans: ‘foot steps’) – a South African TV program which follows the adventures of a group of 4×4 drivers as they traverse africa. For this season, one of the vehicles has been fitted with two… Read more »

Great page of Open Layers examples

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The more I use OpenLayers, the more I enjoy using it. I often refer to the OpenLayers examples page to look at the source of examples as inspiration for my work. Today I happened across another great website providing some more brilliant examples of how to get the most out of OpenLayers, so I thought… Read more »

Slimming down OpenLayers

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The recent release of the 2.9.x OpenLayers javascript library has seen it grow still fatter 857kb for the OpenLayers.js if you use it out of the box from the OpenLayers download. If you live in a bandwidth impoverished country like South Africa, those 857kb equate to a lengthy wait time while a page with a… Read more »

OpenLayers Progress Indicator meets CSS

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When the OpenLayers map of your site takes some time to load and you wish to give feedback to the user, the first place to look is the Loading Panel Addin. This addin provides an animated bar, that progresses as soon as a layer is loaded on the map. But you are not bound to… Read more »