Add _x and _y center virtual properties to CViews to make generic collision detection easier.
Add _x and _y center virtual properties to CViews to make generic collision detection easier.

foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2