How to draw a smooth curved line in WPF?
I think you are looking for splines
http://msdn.microsoft.com/en-us/library/554h284b.aspx
Gabe is correct that is from Forms
Under WPF you could try a PolyBezierSegment but it require 4 points. Possible you could put in three points and 1 more to shape it.
<Canvas> <Path Stroke="Black" StrokeThickness="10"> <Path.Data> <PathGeometry> <PathGeometry.Figures> <PathFigureCollection> <PathFigure StartPoint="100,80"> <PathFigure.Segments> <PathSegmentCollection> <PolyBezierSegment Points="90,200 140,200 160,200 180,200 430,190 430,280" /> </PathSegmentCollection> </PathFigure.Segments> </PathFigure> </PathFigureCollection> </PathGeometry.Figures> </PathGeometry> </Path.Data> </Path></Canvas>This results in the following curve
