动画---重新绘制一张图片

LinearLayout.LayoutParams linearParams = (LinearLayout.LayoutParams) button1.getLayoutParams();  linearParams.leftMargin = ++x;linearParams.topMargin = ++y;button1.setLayoutParams(linearParams);======================================================================AbsoluteLayout.LayoutParams params1=new AbsoluteLayout.LayoutParams(50,50,x++,y++);   button1.setLayoutParams(params1)