You can make your own charts (Bar, Pie etc etc). U would have to use drawnig API of flash.
Using Graphics class you can make your own logic to make different charts.
I want to to display a graphml in Flex which contains nodes and edges.Nodes
are the entity images and edges are the lines connecting the entities.I want
the graphml to be displayed without any dependency on x and y
coordinates.The layout of the graph should be taken automatically.Could you
please help me in doing this?