FrescoAdapter.java 文件源码

@Override
public FrescoHolder onCreateViewHolder(ViewGroup parent, int viewType) {
  GenericDraweeHierarchy gdh = new GenericDraweeHierarchyBuilder(getContext().getResources())
      .setPlaceholderImage(Drawables.sPlaceholderDrawable)
      .setFailureImage(Drawables.sErrorDrawable)
      .setProgressBarImage(new ProgressBarDrawable())
      .setActualImageScaleType(ScalingUtils.ScaleType.FIT_CENTER)
      .build();
  final InstrumentedDraweeView instrView = new InstrumentedDraweeView(getContext(), gdh);

  return new FrescoHolder(getContext(), parent, instrView, getPerfListener());
}