CGAL users discussion list

["Laurent Rineau (GeometryFactory)" <>]

On Friday 28 August 2009 11:01:48 Martin Baroš wrote:
> > I think so. As far as I know, there is not graphics view item for
> > arrangement.
> > You'll need to draw each curve of the arrangement one by one.
>
> I'm just not sure how could I draw it in correct way.
> In case, that I would have in arrangement just line segments it would be
> easy, but if I have curved lines I can get source and target of the curve
> easily, but how to draw curved line between start and end points correctly?
> I still can't find any suitable Qt object for this drawing.

If your curve is a circular arc, there is the graphics item 
CGAL::Qt::CircularArcGraphicsItem<CK>. See the documentation here:

http://www.cgal.org/Manual/last/doc_html/cgal_manual/GraphicsView_ref/Class_Qt--
CircularArcGraphicsItem.html

-- 
Laurent Rineau, PhD
Release Manager of the CGAL Project
http://www.cgal.org/
R&D Engineer at GeometryFactory
http://www.geometryfactory.com/