Contents
What do you need to know about Shapefile C library?
The Shapefile C Library provides the ability to write simple C programs for reading, writing and updating (to a limited extent) ESRI Shapefiles, and the associated attribute file (.dbf). What is a Shapefile? If you don’t know, you probably don’t need this library.
How to extract a polygon from a shapefile?
Go to the main Edit Dropdown menu and Paste Feature As New layer. The layer can then be saved in format and CRS you require by selecting the newly created layer right-click and Export – Save Feature As. Note to select the country you may need to make the layer with the countries editable using the toggle editing button (with a pencil in it)
Is it possible to install shapefile on Linux?
The shputils.c module is contributed, and may not take the same approach to portability as the rest of the package. On Linux, and most unix systems it should be possible to build and install shapefile support as a shared library using the “lib” and “lib_install” targets of the Makefile.
Is there way to extract Spain from shapefile?
I’d like to extract Spain from my country shapefile using QGIS so that it becomes a seperate layer. Is there a way to do so? Second possibility: you can use a virtual layer to select spain.
How to read shapefile in C # using sharpmap?
There are multiple options to use when reading Shapefile with C#, SharpMap and EasyGIS.Net are already mentioned. DotSpatial is another opensource project. Here is a tutorial link as well.
How to read shapefile coordinates in C # stack overflow?
Reading with both type of files with various libraries (Net Topology Suite, and now DotSpatial) i obtain a list of coordinates (DotSpatial.Topology.Coordinate) like: How can i convert then into latitude/longitude format?
How to lat long in shapefile using dotspatial?
You can use DotSpatial to reproject to lat long. If you are reading in the shapefile, and the .prj file is there so that the projection is known, then all you need to do is: // interleaved x and y values, so like x1, y1, x2, y2 etc. double [] xy = new double [] {456874.625438354,5145767.7929015327}; // z values if any.