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RE: Objects & Layers relationships

-----Original Message-----
From: ashalper@cox.net [mailto:ashalper@cox.net]
Sent: Wednesday, August 13, 2003 11:40
To: dia-list@gnome.org
Subject: Re: Objects & Layers relationships

> From: Lars Clausen <lrclause@cs.uiuc.edu>
> Date: 2003/08/13 Wed AM 11:28:59 EDT
> On 13 Aug 2003, ashalper@cox.net wrote:
> > This seems related to the current discussion on views.  A layer is a
> > piecewise disjoint subset of objects (please correct me if I'm wrong
> > here--I don't use layers that much) in which the object positions are
> > fixed. 
> That's one way to describe it.  Also, there is a z-ordering on the layers.

Please excuse my ignorance, but what's z-ordering?

Ordering on the Z plane, that is, the 3rd dimension. Usually this is thought
of as "up" and "down". So i assume this means that layers that are on "top"
obscure layers that are "under" them.


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