Android如何使用Glide加载清晰长图

implementation 'com.davemorrissey.labs:subsampling-scale-image-view:3.5.0' 
implementation 'com.github.bumptech.glide:glide:4.5.0'

public class MainActivity extends AppCompatActivity {
 private SubsamplingScaleImageView mageView;

 @SuppressLint("CheckResult")
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  String sUrl = "https://ss0.bdstatic.com/94oJfD_bAAcT8t7mm9GUKT-xh_/timg?image&quality=100&size=b4000_4000&sec=1532588239&di=78b4c6bde1cf9d1df89562241b547e72&src=http://p2.qhimg.com/t011fc13354f12d1a46.jpg";
  mageView = (SubsamplingScaleImageView) findViewById(R.id.imageview);
  mageView.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CUSTOM);
  mageView.setMinScale(1.0F);
  //下载图片保存到本地
  Glide.with(this).load(sUrl).downloadOnly(new SimpleTarget<File>() {
   @Override
   public void onResourceReady(File resource, GlideAnimation<? super File> glideAnimation) {
    // 将保存的图片地址给SubsamplingScaleImageView,这里注意设置ImageViewState设置初始显示比例
    mageView.setImage(ImageSource.uri(Uri.fromFile(resource)), new ImageViewState(2.0F, new PointF(0, 0), 0));
   }
  });
 }
}

<?xml version="1.0" encoding="UTF-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:background="#E61b1919">

 <com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
  android:id="@+id/imageview"
  android:layout_width="match_parent"
  android:layout_height="match_parent" />
</LinearLayout>

 <uses-permission android:name="android.permission.INTERNET"/>

  Glide.with(context).load(url).downloadOnly(new SimpleTarget<File>() {
   @Override
   public void onResourceReady(File resource, Transition<? super File> transition) {
    Uri uri = Uri.fromFile(resource);
    imageView.setImageURI(uri);
   }
  });