/**
 * 参数1: 插屏广告位ID
 * 参数2: 插屏的事件回调
 * 参数3: 设置插屏广告是否静音
 * 参数4: 设置插屏广告的大小，（部分联盟有效）
 */
AdboxFlutter.loadInterstitialAd(
    "J7311893871",
    (ret) {
    switch (ret.action) {
        case IosAdboxEventAction.onAdLoaded:
        print('插屏广告加载了');
        break;
        case IosAdboxEventAction.onAdError:
        print('插屏广告报错');
        break;
        case IosAdboxEventAction.onAdShow:
        print('插屏广告曝光');
        break;
        case IosAdboxEventAction.onAdClick:
        print('插屏广告点击');
        break;
        case IosAdboxEventAction.onAdClose:
        print('插屏广告关闭');
        break;
        case IosAdboxEventAction.onAdCloseOtherController:
        print('落地页关闭');
        break;
        case IosAdboxEventAction.onAdOpenOtherController:
        print("落地页打开");
        break;
        default:
    }
    },
    mutedIfCan: true,
    adSize: adSize,
);