private Drawable createPressedBackgroundDrawable() {
        Drawable drawable = createBackgroundDrawable(getColor());
        Drawable hoverDrawable = createBackgroundDrawable(getPressedColor());
        return new LayerDrawable(new Drawable[]{drawable, hoverDrawable});
    }
private Drawable createPressedBackgroundDrawable() {
        Drawable drawable = createBackgroundDrawable(getColor());
        Drawable hoverDrawable = createBackgroundDrawable(getPressedColor());
        return new LayerDrawable(new Drawable[]{drawable, hoverDrawable});
    }
private Drawable createPressedBackgroundDrawable ( ) { Drawable drawable = createBackgroundDrawable ( getColor ( ) ) ; Drawable hoverDrawable = createBackgroundDrawable ( getPressedColor ( ) ) ; return new LayerDrawable ( new Drawable [ ] { drawable , hoverDrawable } ) ; }
Creates and returns a drawable, which can be used as the floating action button's background,
when it is pressed.

@return The drawable, which has been created, as an instance of the class {@link Drawable}
Creates and returns a drawable which can be used as the floating action button s background when it is pressed .