Used to customize interstitials.
AdIdfor this interstitial, used to track different interstitials in your app.
Set a listener class to listener for open, close and click events of interstitials.
Set whether to show the interstitial and offerwall in full screen or as a dialog. The default is ScreenType.FULLSCREEN. Note that when setting this to DIALOG, a dialog is only used when opening the interstitial from an Activity that is not finishing.