1.Drawable Animation（帧动画）

<?xml version="1.0" encoding="utf-8"?>
<animation-list xmlns:android="http://schemas.android.com/apk/res/android" 
     android:oneshot="false">
    <item android:drawable="@mipmap/loading_image_01" android:duration="80"/>
    <item android:drawable="@mipmap/loading_image_02" android:duration="80"/>
    <item android:drawable="@mipmap/loading_image_03" android:duration="80"/>
    <item android:drawable="@mipmap/loading_image_04" android:duration="80"/>
</animation-list>

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/layout_header"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/background_light"
    android:gravity="center">

    <ImageView
        android:id="@+id/iv_loading"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:src="@drawable/loading" />

    <TextView
        android:id="@+id/iv_loading_text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/iv_loading"
        android:layout_centerInParent="true"
        android:layout_marginTop="10dp"
        android:gravity="center"
        android:text="玩命加载中..."
        android:textSize="18sp" />

</RelativeLayout>

        ImageView loadingImage = (ImageView) findViewById(R.id.iv_loading);
        loadingDrawable = (AnimationDrawable) loadingImage.getDrawable();
        loadingDrawable.start();