SharpMap is an easy-to-use mapping library for use in web and desktop applications. It provides access to many types of GIS data, enables spatial querying of that data, and renders beautiful maps. The engine is written in C# and based on the .Net 4.0 framework. SharpMap is released under GNU Lesser ...

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SharpMap Coordinate transformation Problem

I want to transform my layers from SRID 31463 (Gauß Krüger) to Webmercator. Since SharpMap does only know webmercator and WGS84 i tried to create the Coordinate System 31463 by WKT and applied it on ...
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246 views

Loading Raster with SharpMap (GDAL) doesnt work

i have problems loading rasterfiles (.tiff) with SharpMap I tried initializing a SharpMap GDAL Layer but nothing happens. It doesnt even throw and error when debugging after i set a path for the file ...
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214 views

SharpMap UK OS data

I've downloaded the UK raster and the corresponding tab file from the ordnance survey website and have displayed the image using the GDARaster class. however I am now stuck as I have no idea how to ...
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How to change the style of a layer in a mapbox?

I would like to change the style of an arbitrary layer in a mapbox, but I can't. I can get the desired layer name, but how to set up this layer style? Thanks in advance. Istvan
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SharpMap.Layers.GdalRasterLayer threw an exception

I am trying to load a raster layer from PostGIS database. I used this code var rlay = new SharpMap.Layers.GdalRasterLayer("demelevation", "PG\":dbname=Bahram host=localhost user=postgres ...
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31 views

How to reorder layers in MapBox?

How to move up or down a selected layer in a MapBox? I suppose it is similar to the listbox reorder (removeat and insert). I would be helpful if somebody has a good solution.
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67 views

How to convert real altitude and longitude values to GeometryTransform.TransformBox values

I have a running program which has a point but its values are not dynamic . Current code for the point is var mathTransform = LayerTools.Wgs84toGoogleMercator.MathTransform; ...
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78 views

MapBox VectorTile

I'm trying to decode mapbox vector tiles for use with SharpMap. Does a tile know its position in the grid (x, y) and zoom level (z), or do I have to provide these values alongside with the vector ...
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208 views

Building real-time point/polyline connection in GIS

In the first instance I need to create the network by constructing the basic elements, the nodes and links. This is relatively easy work as SharpMap has provided geometry tools that allow users to ...