Ever since Degrafa's arrival, Degrafa and Adobe Flex are looking like a match made in heaven.
Degrafasimply offers what Flex is somewhat lacking
The focus behind the Declarative Graphics Framework (Degrafa) is to bring the graphics classes up a level to provide a common ground between developer and designer within Flex, and enable the graphics classes to become first class citizens within the Flex framework.
See this BLog, Customized graphs using Degrafa: http://www.twgonzalez.com/blog/
Google finance style and much more...