BlurTitlebarView

Use na estrutura XML

<com.qmdeve.blurview.widget.BlurTitlebarView
    android:id="@+id/blurTitlebar1"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:overlayColor="#D1FFFFFF"
    app:blurRadius="30dp"
    app:showBack="true"
    app:menuIcon="?android:attr/actionModeWebSearchDrawable"
    app:titleText="Title Test"
    app:subtitleText="Subheading Test"
    app:centerTitle="false"/>

Descrição dos Atributos

Nome do Atributo	Tipo
app:titleText	string
app:subtitleText	string
app:titleTextColor	color
app:subtitleTextColor	color
app:showBack	boolean
app:backIcon	reference
app:backIconTint	color
app:menuText	string
app:menuTextColor	color
app:menuIcon	reference
app:menuIconTint	color
app:centerTitle	boolean

Use o código para alternar dinamicamente a posição do título

blurTitlebarView.setCenterTitle(true);