Unity项目接入Android的Admob Native(原生视频) SDK（二、AS导出aar）

2. 修改build.gradle文件，有两个不同的这个文件，都需要修改

2.1 在指定位置添加  maven ｛ url "https://maven.google.com" ｝

4. 在 libs 文件夹下添加 unity-classes.jar 包

文件路径：Unity安装路径\Editor\Data\PlaybackEngines\AndroidPlayer\Variations\mono\Release\Classes\classes.jar

package com.NativeAdTestDemo.NativeAdTestDemo;
import com.unity3d.player.*;
import android.app.Activity;
import android.content.Intent;
import android.content.res.Configuration;
import android.graphics.PixelFormat;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.view.Gravity;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.RatingBar;
import android.widget.TextView;
import android.widget.Toast;
import com.google.android.gms.ads.AdListener;
import com.google.android.gms.ads.AdLoader;
import com.google.android.gms.ads.AdRequest;
import com.google.android.gms.ads.MobileAds;
import com.google.android.gms.ads.VideoController;
import com.google.android.gms.ads.VideoOptions;
import com.google.android.gms.ads.formats.MediaView;
import com.google.android.gms.ads.formats.NativeAd;
import com.google.android.gms.ads.formats.NativeAdOptions;
import com.google.android.gms.ads.formats.UnifiedNativeAd;
import com.google.android.gms.ads.formats.UnifiedNativeAdView;
import java.util.List;
public class MainActivity extends UnityPlayerActivity
｛
    @Override protected void onCreate(Bundle savedInstanceState)
    ｛
        super.onCreate(savedInstanceState);
    ｝
    // ----- 在后面加入代码 -----
    private String adUnitId;
    private boolean isVideoMute;
    private UnifiedNativeAd nativeAd;
    private boolean adLoaded;
    private boolean isShowAd;
    private UnifiedNativeAdView adView;
    FrameLayout.LayoutParams layoutParams;
    //初始化
    public void initNativeAd(String appId, String nativeId, boolean isVideoStartMute)
    ｛
//        MobileAds.initialize(this, appId);
        MobileAds.initialize(this, "ca-app-pub-3940256099942544~3347511713");
//        adUnitId = nativeId;
        adUnitId = "ca-app-pub-3940256099942544/1044960115";
        isVideoMute = isVideoStartMute;
        isShowAd = false;
        layoutParams = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT,FrameLayout.LayoutParams.WRAP_CONTENT);
        layoutParams.gravity = Gravity.BOTTOM;
        requestNativeAd();
    ｝
    //是否加载完成
    public boolean isNativeReady()
    ｛
        if(adLoaded && nativeAd != null)
            return  true;
        requestNativeAd();
        return false;
    ｝
    //展示广告
    public void showNativeAd()
    ｛
        if(isShowAd || !adLoaded || nativeAd == null)
            return;
        isShowAd = true;
        //显示界面
        new Thread()
        ｛
            public void run() ｛
                //这是耗时操作，完成之后更新UI；
                runOnUiThread(new Runnable()｛
                    @Override
                    public void run() ｛
                        if(adView!= null)
                            mUnityPlayer.removeView(adView);
                        adView = (UnifiedNativeAdView) getLayoutInflater().inflate(R.layout.ad_unified, null);
                        populateUnifiedNativeAdView(nativeAd, adView);
                        mUnityPlayer.addView(adView, layoutParams);
                    ｝
                ｝);
            ｝
        ｝.start();
        adLoaded = false;
    ｝
    //隐藏广告
    public void hideNativeAd()
    ｛
        if (!isShowAd)
            return;;
        isShowAd = false;
        adLoaded = false;
        //移除界面
        new Thread()
        ｛
            public void run() ｛
                runOnUiThread(new Runnable()｛
                    @Override
                    public void run() ｛
                        if(adView != null) ｛
                            mUnityPlayer.removeView(adView);
                            if(nativeAd != null)
                                nativeAd.destroy();
                            adView = null;
                        ｝
                    ｝
                ｝);
            ｝
        ｝.start();
        requestNativeAd();
    ｝
    //加载成功回调
    public void onNativeLoadedSuccess()
    ｛
        Toast.makeText(UnityPlayerActivity.this, "load native ad successful", Toast.LENGTH_SHORT).show();
    ｝
    //加载失败回调
    public void onNativeLoadedFail()
    ｛
        Toast.makeText(UnityPlayerActivity.this, "Failed to load native", Toast.LENGTH_SHORT).show();
    ｝
    //视频播放完成回调
    public void onNativeVideoEnd()
    ｛
        Toast.makeText(UnityPlayerActivity.this, "Video play end", Toast.LENGTH_SHORT).show();
    ｝
    //----------
    //请求广告
    private void requestNativeAd()
    ｛
        adLoaded = false;
//        AdLoader.Builder builder = new AdLoader.Builder(this, anUnitId);
//
//        builder.forUnifiedNativeAd(new UnifiedNativeAd.OnUnifiedNativeAdLoadedListener() ｛
////            @Override
//            public void onUnifiedNativeAdLoaded(UnifiedNativeAd unifiedNativeAd) ｛
//                // Show the ad.
//                nativeAd = unifiedNativeAd;
//                adLoaded = true;
//
//                videoStatus.setText("load native ad successful");
//            ｝
//        ｝);
//
//        VideoOptions videoOptions = new VideoOptions.Builder()
//                //是否静音状态开始
//                .setStartMuted(false)
//                .build();
//
//        NativeAdOptions adOptions = new NativeAdOptions.Builder()
//                .setVideoOptions(videoOptions)
//                .build();
//
//        builder.withNativeAdOptions(adOptions);
//
//        AdLoader adLoader = builder.withAdListener(new AdListener() ｛
//            @Override
//            public void onAdFailedToLoad(int errorCode) ｛
//                // Handle the failure by logging, altering the UI, and so on.
//                onNativeLoadedFail();
//            ｝
//        ｝).build();
//
//        adLoader.loadAd(new AdRequest.Builder().build());
        //////
        VideoOptions videoOptions = new VideoOptions.Builder()
                .setStartMuted(isVideoMute)
                .build();
        NativeAdOptions adOptions = new NativeAdOptions.Builder()
                .setVideoOptions(videoOptions)
                .build();
        AdLoader adLoader = new AdLoader.Builder(this, adUnitId)
                .forUnifiedNativeAd(new UnifiedNativeAd.OnUnifiedNativeAdLoadedListener() ｛
                                        @Override
                                        public void onUnifiedNativeAdLoaded(UnifiedNativeAd unifiedNativeAd) ｛
                                            nativeAd = unifiedNativeAd;
                                            adLoaded = true;
                                            onNativeLoadedSuccess();
                                        ｝
                                    ｝
                )
                .withAdListener(new AdListener() ｛
                    @Override
                    public void onAdFailedToLoad(int errorCode) ｛
                        onNativeLoadedFail();
                    ｝
                ｝)
                .withNativeAdOptions(adOptions)
                .build();
        adLoader.loadAd(new AdRequest.Builder().build());
    ｝
    //显示广告
    private void populateUnifiedNativeAdView(UnifiedNativeAd nativeAd, UnifiedNativeAdView adView)
    ｛
        // Get the video controller for the ad. One will always be provided, even if the ad doesn't
        // have a video asset.
        //获取视频控制器
        VideoController vc = nativeAd.getVideoController();
        MediaView mediaView = (MediaView)adView.findViewById(R.id.ad_media);
        ImageView mainImageView = adView.findViewById(R.id.ad_image);
        //是否包含视频资源
        if (vc.hasVideoContent())
        ｛
            //事件
            vc.setVideoLifecycleCallbacks(new VideoController.VideoLifecycleCallbacks() ｛
                @Override
                public void onVideoEnd() ｛
                    //播放结束
                    onNativeVideoEnd();
                    super.onVideoEnd();
                ｝
            ｝);
            adView.setMediaView(mediaView);
            mainImageView.setVisibility(View.GONE);
            //adView.getMediaView().setBackgroundColor(Color.rgb(1,1,1));
        ｝
        else
        ｛
            adView.setImageView(mainImageView);
            mediaView.setVisibility(View.GONE);
            // At least one image is guaranteed.
            List<NativeAd.Image> images = nativeAd.getImages();
            mainImageView.setImageDrawable(images.get(0).getDrawable());
        ｝
        adView.setHeadlineView(adView.findViewById(R.id.ad_headline));
        adView.setBodyView(adView.findViewById(R.id.ad_body));
        adView.setCallToActionView(adView.findViewById(R.id.ad_call_to_action));
        adView.setIconView(adView.findViewById(R.id.ad_app_icon));
        adView.setPriceView(adView.findViewById(R.id.ad_price));
        adView.setStarRatingView(adView.findViewById(R.id.ad_stars));
        adView.setStoreView(adView.findViewById(R.id.ad_store));
        adView.setAdvertiserView(adView.findViewById(R.id.ad_advertiser));
        // Some assets are guaranteed to be in every UnifiedNativeAd.
        ((TextView) adView.getHeadlineView()).setText(nativeAd.getHeadline());
        ((TextView) adView.getBodyView()).setText(nativeAd.getBody());
        ((Button) adView.getCallToActionView()).setText(nativeAd.getCallToAction());
        // These assets aren't guaranteed to be in every UnifiedNativeAd, so it's important to
        // check before trying to display them.
        if (nativeAd.getIcon() == null) ｛
            adView.getIconView().setVisibility(View.GONE);
        ｝ else ｛
            ((ImageView) adView.getIconView()).setImageDrawable(
                    nativeAd.getIcon().getDrawable());
            adView.getIconView().setVisibility(View.VISIBLE);
        ｝
        if (nativeAd.getPrice() == null) ｛
            adView.getPriceView().setVisibility(View.INVISIBLE);
        ｝ else ｛
            adView.getPriceView().setVisibility(View.VISIBLE);
            ((TextView) adView.getPriceView()).setText(nativeAd.getPrice());
        ｝
        if (nativeAd.getStore() == null) ｛
            adView.getStoreView().setVisibility(View.INVISIBLE);
        ｝ else ｛
            adView.getStoreView().setVisibility(View.VISIBLE);
            ((TextView) adView.getStoreView()).setText(nativeAd.getStore());
        ｝
        if (nativeAd.getStarRating() == null) ｛
            adView.getStarRatingView().setVisibility(View.INVISIBLE);
        ｝ else ｛
            ((RatingBar) adView.getStarRatingView())
                    .setRating(nativeAd.getStarRating().floatValue());
            adView.getStarRatingView().setVisibility(View.VISIBLE);
        ｝
        if (nativeAd.getAdvertiser() == null) ｛
            adView.getAdvertiserView().setVisibility(View.INVISIBLE);
        ｝ else ｛
            ((TextView) adView.getAdvertiserView()).setText(nativeAd.getAdvertiser());
            adView.getAdvertiserView().setVisibility(View.VISIBLE);
        ｝
        adView.setNativeAd(nativeAd);
    ｝
｝