一：簡單的檢視動畫

透明度、旋轉、移動、縮放和動畫集合
----

**
        int duration = 1000;
        AlphaAnimation alphaAnimation = new AlphaAnimation(0,1);
        alphaAnimation.setDuration(duration);
        bn.startAnimation(alphaAnimation);

        RotateAnimation rotateAnimation = new RotateAnimation(0,360);
        rotateAnimation.setDuration
 
(duration);
        bn1.startAnimation(rotateAnimation);

        TranslateAnimation translateAnimation = new TranslateAnimation(0,200,0,300);
        translateAnimation.setDuration(duration);
        translateAnimation.setFillAfter(true);
        bn2.startAnimation(translateAnimation);

        ScaleAnimation scaleAnimation = new ScaleAnimation(0
 
,1,0,1);
        scaleAnimation.setDuration(duration);
        bn3.startAnimation(scaleAnimation);

        AnimationSet animationSet = new AnimationSet(true);
        animationSet.setDuration(duration);
        animationSet.addAnimation(alphaAnimation);
        animationSet.addAnimation(translateAnimation);
 

        animationSet.addAnimation(scaleAnimation);
        bn4.startAnimation(animationSet);

侷限性：只改變顯示，無法響應事件