----- Original Message ----- From: "Brett Viren" <bv@bnl.gov> To: "Valeri Fine" <fine@bnl.gov> Cc: <roottalk@pcroot.cern.ch> Sent: Wednesday, October 31, 2001 8:54 AM Subject: Re: [ROOT] ROOT & Qt, Swing, GUIs, Graphics Abstraction > Valeri Fine writes: > > Qt provides very attractive base class QCanvasItem: > > > > http://doc.trolltech.com/3.0/qcanvasitemlist.html > > http://doc.trolltech.com/3.0/qcanvasitem.html > > I get a little nervous when QCanvas is suggested as something to > emulate. I works okay for some things but the fact that it is integer > pixel based makes it difficult to use for things like event displays. > The user must take care of the world coordinate abstraction. > I am begging a pardon for some confusion. I think you may sleep well ( tonight at least) I believe nobody is going to anything with TCanvasImp via QCanvas ( overnight commit ::-) Valeri
This archive was generated by hypermail 2b29 : Tue Jan 01 2002 - 17:51:05 MET