Using Actuate BIRT Viewers : Modifying charts : Modifying Flash charts and gadgets : Drilling up or down data hierarchies in a Flash chart
 
Drilling up or down data hierarchies in a Flash chart
Drilling up and down data hierarchies in a Flash chart function the same way as for regular charts. Interactive Viewer supports drilling up to view summary information and drilling down to view details for the following Flash chart types:
*Column
*Bar
*Line
*Pie
*Doughnut