Curve Manager from a list of Points

Hi, I am using now QT5.01, and Qtquick2.0. I was wondering if someone already developpe a Curve Manager for this? diplaying lists of points, scrolling in the curve, adding and removing point… Before with Qt4 Quick1.1, I modify a Canvas plugin to be abble to render curve and adding points to the curve. But now the Canvas is a native Qt itemis more complicated