A spatial operation in which two or more maps or layers registered to a common coordinate system are superimposed, either digitally or on a transparent material, for the purpose of showing the relationships between features that occupy the same geographic space.

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1answer
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Text ShapeFile not displaying ArcGIS/ArcMap

I currently am trying to load different shp files in ArcObjects progromatically. Currently I can load lines,polylines, polygons and ellipses (even though that's just a fancy polygon as far as ...
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1answer
2k views

Draw route direction overlay on Google Maps or OpenLayers

I'd like to display the route direction generated from GraphServer on either Google Map or OpenLayers. The result I want is basically identical to how Google Map shows route directions, by ...
3
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1answer
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OpenLayers doesn't show an overlay with a different SRS than the base layer

I need to add an overlay layer that uses EPSG:4326 to a map with a base layer that uses EPSG:32628. Every time I add the overlay OpenLayers automatically switches the SRS param of the overlay to ...
7
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2answers
6k views

Can I use Google Maps as a layer in Arcmap?

Is it possible?
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7answers
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Problem with Swiss coordinate system overlay in WMS

I have administrative boundaries data for communities in Switzerland from SwissTopo. Original data came in shape files with 'Bessel 1841 Hotine Oblique Mercator Azimuth Natural Origin' projection. ...
8
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1answer
1k views

How do I create an animation in google earth using png overlays with kml timestamps?

I have the following kml files, each with a different timestamp and png: <?xml version="1.0" encoding="UTF-8"?> <kml xmlns="http://www.opengis.net/kml/2.2" ...