Button PLUS - DEPRECATED

    <phelat.Button.Plus
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Hello World!"
        android:gravity="center"
        android:textSize="50sp"
        app:font="Your font in assets folder"/>

also you can use this widget in your java class

phelat.Button.Plus buttonPlus = (phelat.Button.Plus) findViewById(R.id.yourPlusButton);
buttonPlus.setFont("Font name in assets folder");