Erik 47c41e807e Added methods for getting the x and y span
We would like to separate x and y for our pinch gestures. This
change adds methods for returning those independently instead of
only allowing access to the total span.

Change-Id: I2f54cd83602e447174a49035237da379a573b63e
2010-09-02 17:10:02 -07:00
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