What are the units and axes directions for View.getLocationOnScreen ()?
<p>View.getLocationOnScreen() returns the X and Y coordinates of a View.</p>

<ul>
<li>Are the units pixels, or DIPs?</li>
<li>Where is the origin? Top left?</li>
<li>Which corner of the View does the location refer to?</li>
<li>Which way do the axes go? e.g. what are the coordinates of the four corners of a 320x480 screen?</li>
</ul>
