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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Loading different shapefile in SharpMap?

I am currently working on sharpmap project with the need to work on offline maps. As i am fresher in this field,I am following the sharpmap tutorial and facing a problem with loading new shape files ...
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43 views

How to draw line/multiline, polygon/multipolygon with SharpMap from Coordinate Source

I have a list of n points, exactly x objects in GeoJSON from a CouchDB. I want to generate lines/multilines and polygons/mutipolygons with SharpMap and add this to a Layer in VB.NET. For points its ...
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22 views

Street layer representation

I've a difficult for the representation of my street Layer. She is loading due to the Oracle Spatial Provider. I create a vector layer for the representation, but for example, the result is : ...
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58 views

Use SharpMap with WebGL Earth

I'm trying to display a layer on top of a WebGL Earth view inside an Asp.Net 5, MVC 6 website. I have no problem to do this in a desktop application, but I am totally unable to do it on the website. ...
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317 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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215 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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25 views

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?
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46 views

Transform projection with SharpMap

I have SharpMap loading a shapefile and displaying the rendered image to a PictureBox. If I open the shapefile in QGis I can see the SRC: +proj=merc +lon_0=100 +lat_ts=-41 +x_0=0 +y_0=0 +datum=...
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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 password=...
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33 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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71 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; GeoAPI....
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91 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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223 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 ...