我试图在另一个圆圈内画一个较小的圆圈。这看起来很简单，但我遇到了麻烦，找不到答案。我使用的代码是:ShapeDrawablebiggerCircle=newShapeDrawable(newOvalShape());biggerCircle.setIntrinsicHeight(60);biggerCircle.setIntrinsicWidth(60);biggerCircle.setBounds(newRect(0,0,60,60));biggerCircle.getPaint().setColor(Color.BLUE);ShapeDrawablesmallerCircle=ne