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If this is typical raster data (or can be converted into typical raster data), I can think of a couple of options: Use a map server (like MapServer, GeoServer) to host the raster data, and pull this into Leaflet via WMS Assuming you can symbolize this the way you want it to look in a GIS (e.g. QGIS), and export as an image, you could then use a tool such ...


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You can use the Openlayers plugin (http://hub.qgis.org/projects/openlayers/wiki) which introduces OpenStreetMap, Google Maps, and Yahoo Maps as basemaps. See these blogs and youtube videos (http://www.digital-geography.com/qgis-plugins-openlayers/#.VEP5-cnYff0; https://www.youtube.com/watch?v=6N3h4KQW_XQ) for information. Or you can use ESRI's basemapping, ...


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I have a similar situation - point data stored in PostGIS database and I need display heatmap of this points in web. I write shell script (put in cron for automatically update raster if changes values in points) which make next: convert data from PostGIS table in local csv file (x,y,value) using gdal_grid command I receive TIFF raster from values of csv ...


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It'll depend on your usage, but, usually, I just make it up and just make sure it's unique. Programmatically, I might fetch the layer name, replace spaces with underscore, lowercase everything, and perhaps tack on a unique number from a counter...


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Until somebody finds a better solution, here what I would do ... As you noticed, leaflet is using pixel position to set zIndex (in Marker.js) pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round(); this._zIndex = pos.y + this.options.zIndexOffset; What I suggest is to undo leaflet zIndex using setZIndexOffset() Say you want ...


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The Geocortex Essentials Manager application tries to access an ArcGIS Server REST endpoint directly, because the Essentials REST application would also try to do that. For most user interaction, your browser will make a direct connection to your resources. However, when you print the map, generate a report, or export a map image (among other things), ...



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