http://stephband.info/jquery.event.move/
Move events
- movestart
- Fired following touchmove or mousemove, when the touch (or mouse) crosses a threshold distance from the position of the mousedown or touchstart.
- move
- Fired on every animation frame where a touchmove or mousemove has changed position.
- moveend
- Fired following mouseup or touchend, after the last move event, and in the case of touch events when the finger that started the move has been lifted.
Move event objects are augmented with the properties:
e.pageX，e.pageY
当前页面坐标的指针。
e.startX，e.startY
页面坐标的指针，曾在movestart。
e.distX，e.distY
距离自movestart的指针移动。
e.deltaX，e.deltaY
距离指针自去年移动事件已经转移。
e.velocityX，e.velocityY
速度像素/ MS，平均在过去的几个事件。
jQuery.event.move
原文：http://www.cnblogs.com/sxmny/p/3980616.html
