public class TimeActivity extends AppCompatActivity {
    private ImageView img_ball;

    private int item=2;
    private RotateAnimation animation;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_time);
        setFullScreen();
        img_ball = findViewById(R.id.img_ball);
        translateAnimator();
    }
    private void translateAnimator() {
        // 屬性動畫完成平移,真實的改變了控制元件的屬性，發生真實的動畫效果
        ObjectAnimator txAnimator = ObjectAnimator.ofFloat(
                img_ball,
                "translationX",
                0,
                500
        );

        ObjectAnimator tyAnimator = ObjectAnimator.ofFloat(
                img_ball,
                "translationY",
                0,
                500
        );

        txAnimator.setDuration(3000);
        tyAnimator.setDuration(3000);

        txAnimator.start();
        tyAnimator.start();
        final Handler handler = new Handler();
        handler.postDelayed(new Runnable() {
            @Override
            public void run() {
                item--;
                if (item == 1){
                    Intent intent = new Intent(TimeActivity.this,MainActivity.class);
                    startActivity(intent);
                }
                handler.postDelayed(this,2000);
            }
        },2000);

    }
    /**
     * 設定全屏
     */
    private void setFullScreen() {
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
                WindowManager.LayoutParams.FLAG_FULLSCREEN);
    }
 

//xml

<ImageView
        android:id="@+id/img_ball"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ball"/>