1. 获得某个view在屏幕中的位置
int[] location = new int[2];
view.getLocationInWindow(location);
2. 获得某个view的size
View.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);
ViewWidth = mBubbleView.getMeasuredWidth();
ViewHeight = mBubbleView.getMeasuredHeight();