devdraw: add multitouch code from Paul Lalonde

Various tweaks to avoid breaking standard mice,
but probably needs tweaks to work with multitouch
mice again.  Still, it's a start.

R=rsc
CC=plalonde, r
http://codereview.appspot.com/181124
This commit is contained in:
Russ Cox 2010-01-04 10:23:35 -08:00
parent b968422f51
commit 100ec44e51
3 changed files with 267 additions and 11 deletions

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