thoughts on spatial tools and practices
It’s time again to get into calendar-making mode. A new call for maps was issued over on GeoHipster for the 2017 calendar. We had a lot of fun last year seeing the creativity from the worldwide geospatial community and we are looking forward to this year’s batch of maps. We also learned a lot from the … Read more
Every now and again, I am asked to make maps. It’s not my strongest suit, but it sometimes comes with the territory. My latest task, as mentioned in my previous post, involves building support for MBTiles databases into a mobile situational awareness tool. This is done so that the devices can have a persistent local basemap in the field. The need arose to ensure that the basemaps were high contrast to assist with visibility in bright sunlight. Something like this:
So I’ve been playing with Leaflet a lot lately. It’s become my lightweight mapping library of choice. There’s a lot it doesn’t do so I keep OpenLayers and others in the rotation as well but Leaflet is direct and to the point so I use it when I can.
A while back, I stumbled onto the Leaflet.markercluster project on GitHub, which adds a clustering layer type. I wanted to try it so I revisited my old GISP heat map demo (Silverlight) and decided to rework it. I was happy to finally get a chance to strip out the plug-in, anyway.