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1

If you want a vector grid in kilometers: Set the project CRS to something projected like the UTM zone of your part of the world. World mercator EPSG:3857 is not useful, because this projection has real meters only at the equator. Load a vector or raster file of the area you are interested in, with On-the-fly-reprojection enabled. If necessary, save the ...


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OpenLayers3 does not yet support WKT parsing as pointed out by a developer here (March 27 2014), even though it is present in the docs: https://groups.google.com/forum/#!topic/ol3-dev/uRB-NaipzqQ (There is also no result when searching the OpenLayers 3 Beta 4 ol.js for "WKT".)


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It seems you are reading it off a KML file. If you have the original KML for this, then you can open it in QGIS


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Take a look at Wicket, it's awesome: http://arthur-e.github.io/Wicket/sandbox-gmaps3.html The demo sandbox might be enough for you, if not you could probably use it to develop a simple Javascript app.



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