Geographic Information Systems

Questions tagged [opentopomap]

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How to easily reproject OpenTopoMap?

For a web GIS application, we need to get all of our data and basemaps in the same projection. We would like to use OpenTopoMap basemap which is in Web Mercator projection (EPSG 3857) but for our web ...
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Legend for OpenTopoMap in Leaflet

I want to use OpenTopoMap as background map in Leaflet. I can't find information about the colour encoding of heights to create a legend. Does anyone know the correspondence between colours and ...
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Download OpenTopoMap bulk data

Is it possible to download full regions of OpenTopoMap data ? I saw that it is possible for Garmin devices (http://garmin.opentopomap.org), however, I am looking for jpg/png tiles and I could not ...
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Gray tiles when using OpenTopoMap on R-leaflet

I'm trying to use OpenTopoMap on a R Leaflet map. The basemaps from OSM, Esri and Stamen loads fine (thus no proxy problem) but when I try to load OpenTopoMap, all I get are gray tiles. Anyone else ...