Re: [ROOT] Interactive canvas

From: Rene Brun (Rene.Brun@cern.ch)
Date: Sun Nov 02 2003 - 11:32:14 MET


Hi Carlos,

I have implemented your suggestion in the CVS version.

Rene Brun

On Wed, 15 Oct 2003, 
Carlos Muņoz Camacho wrote:

> On Fri, 10 Oct 2003, Rene Brun wrote:
> 
> >It is not clear if your question is related to basic graphics in the pad
> >or to the GUI.
> >
> >In attachement, you will find a script drawing triangles in a canvas
> >and showing some simple action when you click on one triangle.
> 
>     In your example one needs to click on the _outline_ of a triangle. Is
> there a way to easily extend that so that we can click on the _inside_ of
> the triangle (it's usually what we want). For the moment I calculate
> whether I'm inside or outside from the mouse position. That's easy enough
> for a square, but it can be useful to extend that to a closed
> TPolyline(3D) in general...
> 
> Carlos
> 



This archive was generated by hypermail 2b29 : Thu Jan 01 2004 - 17:50:16 MET