export class InterstitialAdAdapter { private interstitialAd : any ; public constructor ( interstitialAd ) { this . interstitialAd = interstitialAd ; } public show ( ) { this . interstitialAd . show ( ) ; } public on ( event , callback ) { this . interstitialAd . on ( event , callback ) ; } public isLoaded ( ) { return this . interstitialAd . isLoaded ( ) ; } }