DN.ElementColoringStyle : DIA.Style
DN.VertexSizeStyle : DIA.Style
DN.EdgeThicknessStyle : DIA.Style
+DN.ArrowLengthStyle : DIA.Style
DN.HideStyle : DIA.Style
DN.VertexSymbolStyle : DIA.Style
DN.ConnectionLineStyle : DIA.Style
+// Style for user component-specified text grid entries
+DN.DistrictNetworkHoverInfoStyle : DIA.Style
+
// Function for dynamic selection of symbols for a vertex
// The input of the function is a DN.Vertex
// The output of the function should be SVG