Re: Measurement "cursors"

[Uwe R. <Uwe...@ti...>]

> Requirement 2 is the part I haven't figured out yet - how do I allow the
> user to grab a plot item to move it? I think maybe for that I want to look
> at QwtPicker?

I would use a combination of a marker and a picker.

Simply remove the marker from the scene, when the picker becomes active 
- the rubberband ( a line in your case ) will replace it. When the 
picker is done simply reinsert the marker at the new position.

Uwe