You might try: wait 30 millisecs with messages
Regards, Scott Rossi Creative Director Tactile Media, UX Design Recently, Ken Corey wrote: > I've been working on a pinch library for a week or so, and I have > complained about the jerkiness. I am thinking that the problem is that > it's /too/ repsonsive. > > The instant one touch moves, it's causing the pinchMove event to be > generated. This is fine if nothing else truly has moved, but if the two > move events are sent back to back, they should both be handled before > sending a pinchMove message...not two different pinchMove events. > > The pinchMove event should only be sent once the status of all the > touches have been updated...but of course, we have no guarantee that > there's a touchMove coming for each point, nor the order in which they > will come... > > So, in pseudo code, what I'd like to do is: > > on touchMove i,x,y > store x,y into positionArray[i] -- update the postition for a touch > > wait until (got touch events from all touches) or \ > (30 milliseconds have passed) > > pinchMove blah,blah,blah > end touchMove > > But the wait command seems to either wait 100 milliseconds or wait until > <cond>, but not both. > > Then I thought to provide a timeout with a 'send "timeout" in xx > milliseconds', but cancel it if we got events on all touches first. > Couldn't see how to cancel a pending send. > > I guess I could break my timeout period down and do a series of shorter > waits (sort of slow polling), with a fall-through at the end of the timeout. > > Also, all other events still need to be handled in the normal > way...can't lock the application for those 30 seconds. > > Thoughts? > > -Ken > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode > _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode