Banner轮播图

package com.bawei.banner;
import android.content.Context;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.widget.ImageView;
import com.bumptech.glide.Glide;
import com.youth.banner.Banner;
import com.youth.banner.BannerConfig;
import com.youth.banner.loader.ImageLoader;
import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {

    private Banner banner;
        String arr[] = {"http://img06.tooopen.com/images/20170321/tooopen_sl_202648839562.jpg",
                            "http://img06.tooopen.com/images/20170511/tooopen_sl_209123759718.jpg",
        "http://img06.tooopen.com/images/20170514/tooopen_sl_209849059366.jpg",
        "http://img06.tooopen.com/images/20170514/tooopen_sl_209992249686.jpg",
                "http://img07.tooopen.com/images/20170215/tooopen_sl_198728099565.jpg"};
    private List<String> list;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        banner = (Banner) findViewById(R.id.banner);
        list = new ArrayList<>();
        for (String s:arr){
            list.add(s);
        }
        banner.setImageLoader(new GlideImageLoader());
        banner.setImages(list);
        banner.setBannerStyle(BannerConfig.NUM_INDICATOR);
        banner.setDelayTime(2000);
        banner.start();
    }

    public class GlideImageLoader extends ImageLoader {
        @Override
        public void displayImage(Context context, Object path, ImageView imageView) {
            Glide.with(context).load(path).into(imageView);
        }

        }
}