JavaScript Polar Chart EM Field Strength

This example showcases a simple Polar Chart with two Area Series.

PolarAreaSeries

PolarAreaSeries connects a list of PolarPoints with a stroke, and fills the enclosed area.

Polar Area Series

Automatic closing of data points

By enabling automatic closing of data points

PolarAreaSeries.setConnectDataAutomaticallyEnabled(true)

you can ensure that the highlighted area will be closed. In this picture there were only data points supplied for angles [0, 270], from there on, the data was automatically closed with a linear interpolation.

Polar Area Series connected