tdw: publish viewport updates via an @event
authorAndrew Chadwick <andrewc-git@piffle.org>
Mon, 7 Oct 2013 16:19:54 +0000 (17:19 +0100)
committerAndrew Chadwick <andrewc-git@piffle.org>
Thu, 10 Oct 2013 01:45:55 +0000 (02:45 +0100)
commit1941224852221de233ae0717a50f2b64466d47b6
tree074695111a3e2b8cab305bf6e08769f6a2182ec5
parent6beb3a66285b0cd71031bd7470913a935f3a8bbc
tdw: publish viewport updates via an @event

Add a subscribeable lib.observable.event which triggers whenever the
renderer's cached transformation matrix is regenerated.
gui/tileddrawwidget.py