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6
votes
3answers
396 views

Why is implementing copy-paste in a touch screen based smartphone such a big deal?

When Apple didn't implement copy-pasting on the iPhone since version 1, I had just assumed it was a UI issue (Eg. they were waiting until they figured out a good UI for it). Now however the idea is ...
3
votes
1answer
242 views

Algorithm for detecting a knob-turning gesture?

What is the math to identify a gesture for the motion made by two fingers turning a knob (tracking two sets for xycoords)? Is there a library/api anyone is familiar with that contains a good library ...
1
vote
1answer
178 views

How could I implement multitouch gestures without a start event?

While working on multitouch, one of the problems I've run into is the fact that nobody seems to do gesture recognition without some kind of init event, whether it's a mouseclick or contact with a ...
1
vote
0answers
84 views

Create 2D drawing with touch screen that also works in IE

I have a page the allows a user to create a signature using a touch screen or mouse. The touch screen works fine in Chrome but not in IE. Most of the time IE does not 'detect' that I am using a touch ...
1
vote
1answer
297 views

What's the best way to use a kinect with multiple software music synthesizers?

For the past few months I've been looking into developing a Kinect based multitouch interface for a variety of software music synthesizers. The overall strategy I've come up with is to create objects,...