android Activity Animation effect (안드로이드 액티비티간에 애니메이션)

액티비티 간에 애니메이션을 주어 부드럽게 화면이 전환된다....

-------소스--------
startActivity();
    overridePendingTransition(R.anim.fade, R.anim.hold);
   finish();


<<fade.xml>>
<?xml version="1.0" encoding="utf-8"?>
<alpha xmlns:android="http://schemas.android.com/apk/res/android"
    android:duration="@android:integer/config_longAnimTime"
    android:fromAlpha="0.0"
    android:interpolator="@android:anim/accelerate_interpolator"
    android:toAlpha="1.0" />



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