<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <FrameLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/frameLayout2">
        <ProgressBar
            android:indeterminateDrawable="@drawable/rotate_left"
            android:layout_width="50dp"
            android:layout_height="50dp"
            android:id="@+id/progressBar3" />

        <ProgressBar
            android:indeterminateDrawable="@drawable/rotate_right"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:id="@+id/progressBar4"
            android:layout_gravity="center_horizontal|center_vertical"/>
    </FrameLayout>

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<animated-rotate xmlns:android="http://schemas.android.com/apk/res/android"
    android:drawable="@drawable/right_progressbar"
    android:pivotX="50%"
    android:pivotY="50%"
    android:duration="3000" />

<?xml version="1.0" encoding="utf-8"?>
<animated-rotate xmlns:android="http://schemas.android.com/apk/res/android"
    android:drawable="@drawable/left_progressbar"
    android:pivotX="50%"
    android:pivotY="50%"
    android:duration="3000" />

<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
    android:fromDegrees="225"
    android:toDegrees="45">
    <shape
        android:innerRadiusRatio="2.5"
        android:shape="ring"
        android:thickness="3dp"
        android:useLevel="true">

        <gradient
            android:angle="0"
            android:endColor="#007DD6"
            android:startColor="#007DD6"
            android:type="sweep"
            android:useLevel="false" />
    </shape>
</rotate>

<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
    android:fromDegrees="0"
    android:toDegrees="-360"
    android:pivotX="50%"
    android:pivotY="50%"
    android:duration="2000"
    android:fillAfter="false"
    android:startOffset="0"
    android:repeatCount="infinite"
    android:interpolator="@android:anim/linear_interpolator">
    <shape
        android:innerRadiusRatio="2.5"
        android:shape="ring"
        android:thickness="3dp"
        android:useLevel="true">

        <gradient
            android:angle="0"
            android:endColor="#007DD6"
            android:startColor="#007DD6"
            android:type="sweep"
            android:useLevel="false" />
    </shape>
</rotate>