A series that displays data as areas on a diagram, in such way that the value of each data point is aggregated with the underlying data points' values.
public class StackedAreaSeries
The following image demonstrates Stacked Area series:
Note that, if any data point has a negative value, it is ignored and is replaced by a zero value.
Only when all values of all series are negative, a chart plots all series without ignoring values.
Initializes a new StackedAreaSeries class instance with default parameters.