Android 从左侧滑出 Translate平移动画

out_to_left.xml文件

<?xml version="1.0" encoding="utf-8"?>
<translate xmlns:android="http://schemas.android.com/apk/res/android"
    android:duration="500"
    android:fromXDelta="0%p"
    android:toXDelta="-100%p"
    android:interpolator="@android:anim/accelerate_interpolator" >

</translate>

Activity

public class MainActivity extends AppCompatActivity {
    private Animation myAnim;
    private ImageView iv;
    private Button btn;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        myAnim = AnimationUtils.loadAnimation(MainActivity.this, R.anim.out_to_left);
        myAnim.setFillAfter(true);//android动画结束后停在结束位置

        iv = findViewById(R.id.iv);
        btn = findViewById(R.id.btn);

        btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                iv.startAnimation(myAnim);
            }
        });
    }
}