动画111

public class Main2Activity extends AppCompatActivity {    private ImageView img_dh;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main2);        img_dh = (ImageView) findViewById(R.id.img_donghua);        ObjectAnimator a1= ObjectAnimator.ofFloat(img_dh, "translationX", 0f,200f);        ObjectAnimator a2=ObjectAnimator.ofFloat(img_dh, "translationY", 0f,200f);        ObjectAnimator a3=ObjectAnimator.ofFloat(img_dh, "translation", 0f,200f);        AnimatorSet set=new AnimatorSet();        set.setDuration(1000);        set.playTogether(a1,a2,a3);//同时执行        set.start();        set.addListener(new Animator.AnimatorListener() {            @Override            public void onAnimationStart(Animator animation) {            }            @Override            public void onAnimationEnd(Animator animation) {                Intent intent = new Intent(Main2Activity.this, MainActivity.class);                startActivity(intent);            }            @Override            public void onAnimationCancel(Animator animation) {            }            @Override            public void onAnimationRepeat(Animator animation) {            }        });    }}