Understanding the BIRT APIs : About the BIRT Chart Engine API : Chart engine class hierarchy : chart.aggregate class and interface hierarchy
 
chart.aggregate class and interface hierarchy
The chart.aggregate package contains the class and interface that support the aggregate functions that produce the values that a chart shows. Figure 11‑10 contains the class and interface hierarchy for org.eclipse.birt.chart.aggregate.
Figure 11‑10 Classes and interfaces in org.eclipse.birt.chart.aggregate