Input data should contain a "the_geom" column encoded in WKT (Well-known Text) representation, and a variable storing the Coordinate Reference System. The best is to display data which was loaded using the "Read Shapefile as WKT" node.
Once you are in the the view:
You can color the geometries by tuning the default colors in the configuration pane. You also can use the color manager node, and assign colors to each line based on its characteristics; this leads to more interesting symbologies.
The actual visualization is done using the wonderful geotools library.
You want to see the source code for this node? Click the following button and we’ll use our super-powers to find it for you.
To use this node in KNIME, install the extension KNIME Spatial Processing Nodes from the below update site following our NodePit Product and Node Installation Guide:
A zipped version of the software site can be downloaded here.
Deploy, schedule, execute, and monitor your KNIME workflows locally, in the cloud or on-premises – with our brand new NodePit Runner.
Try NodePit Runner!