how to draw a line snapping to existing line feature

Discussion created by dewflower on Feb 14, 2012
Latest reply on Feb 16, 2012 by dewflower
I am working on a project that able to let users draw a line that snap to an underlining road network when the line is within a set distance of the underlining road. Can this be done using the editor widget? any suggestion would be greatly appreciated.

Thank you,