A pie chart is a visualization with colored arcs or sectors called slices, within a circle, each representing the value of a distinct fragment of the data as a percentage that is reflected by its size relative to that of other sectors. Most pie chart implementations have labeled slices that are animated during mouse gestures on them. However, a good label and appropriate colors for each slice usually suffice.
Chart instance, a
ChartModel, and then a
PieChart object, set the model on the chart with
chart.setChartModel() and then place the chart on the screen with a
LayoutContainer. When the data is ready, ...