_ui.onMove = R.is(move, 'function') ?...start : function(x, y) {
};
function onMove(distanceX, distanceY, x, y) {..._ui.onMove(distanceX, distanceY, x, y, deltaX, deltaY);
that.paper.safari();
};..._ui.onStart(x, y);
};
return this.drag(onMove, onStart, up);
};
})(Raphael);
上面的一段代码