1<?xml version="1.0" encoding="utf-8"?> 2<ImageView xmlns:android="http://schemas.android.com/apk/res/android" 3 android:id="@+id/animation_canvas" 4 android:layout_width="wrap_content" 5 android:layout_height="wrap_content" 6 android:layout_gravity="center_horizontal" 7 > 8</ImageView> 9