A TextView that automatically resizes text to fit perfectly within its bounds

dependencies {
    compile 'me.grantland:autofittextview:0.2.+'
}

AutofitHelper.create(textView);

<me.grantland.widget.AutofitLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    >
    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:singleLine="true"
        />
</me.grantland.widget.AutofitLayout>

<RootElement
    xmlns:autofit="http://schemas.android.com/apk/res-auto"
    ...

<me.grantland.widget.AutofitTextView
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:singleLine="true"
    android:maxLines="2"
    android:textSize="40sp"
    autofit:minTextSize="16sp"
    />