@Override
 public void changeCategoryWithPhotos(int categoryId) {
   mCategoryId = categoryId;
   mRxPhotoNote
       .findByCategoryId(mCategoryId, mAlbumSortKind)
       .observeOn(AndroidSchedulers.mainThread())
       .subscribe(
           photoNoteList -> {
             mAlbumView.updateData(photoNoteList);
           });
 }
 @Override
 public void updateFromBroadcast(
     boolean broadcast_process, boolean broadcast_service, boolean broadcast_photo) {
   // 当图片数据改变的时候,比如滤镜,Service作图
   // 另外个进程发来广播的时候
   // todo  这里可以弄动画,需要计算的过程
   if (broadcast_process || broadcast_service) {
     mRxPhotoNote
         .refreshByCategoryId(mCategoryId, mAlbumSortKind)
         .observeOn(AndroidSchedulers.mainThread())
         .subscribe(
             photoNoteList -> {
               mAlbumView.updateData(photoNoteList);
             });
   } else if (broadcast_photo) {
     mAlbumView.notifyDataSetChanged();
   }
 }
 @Override
 public void savePhotoFromSystemCamera() {
   PhotoNote photoNote =
       new PhotoNote(
           System.currentTimeMillis() + ".jpg",
           System.currentTimeMillis(),
           System.currentTimeMillis(),
           "",
           "",
           System.currentTimeMillis(),
           System.currentTimeMillis(),
           mCategoryId);
   mRxPhotoNote
       .savePhotoNote(photoNote)
       .map(
           photoNote1 -> {
             // 复制大图
             try {
               FilePathUtils.copyFile(
                   FilePathUtils.getTempFilePath(), photoNote1.getBigPhotoPathWithoutFile());
               // 保存小图
               FilePathUtils.saveSmallPhotoFromBigPhoto(photoNote);
             } catch (FileNotFoundException e) {
               e.printStackTrace();
             } catch (IOException e) {
               e.printStackTrace();
             }
             photoNote1.setPaletteColor(
                 UiHelper.getPaletteColor(
                     ImageLoaderManager.loadImageSync(photoNote.getBigPhotoPathWithFile())));
             mRxPhotoNote.updatePhotoNote(photoNote1).subscribe();
             return photoNote1;
           })
       .doOnSubscribe(
           new Action0() { // todo // FIXME: 15/11/29 lambda
             @Override
             public void call() {
               mAlbumView.showProgressBar();
             }
           })
       .subscribeOn(AndroidSchedulers.mainThread())
       .subscribe(
           photoNote2 -> {
             EventBus.getDefault().post(new PhotoNoteCreateEvent());
             // 因为是最新时间,即“图片创建事件”、“图片修改时间”、“笔记创建时间”、“笔记修改时间”,所以要么在最前面,要么在最后面//// TODO: 15/11/20
             // 还是因时间来判断插入到哪里,所以要计算
             mRxPhotoNote
                 .findByCategoryId(mCategoryId, mAlbumSortKind)
                 .observeOn(AndroidSchedulers.mainThread())
                 .subscribe(
                     photoNoteList -> {
                       mAlbumView.updateData(photoNoteList);
                       switch (mAlbumSortKind) {
                         case ComparatorFactory.FACTORY_CREATE_CLOSE:
                         case ComparatorFactory.FACTORY_EDITED_CLOSE:
                           mAlbumView.notifyItemInserted(photoNoteList.size() - 1);
                           break;
                         case ComparatorFactory.FACTORY_CREATE_FAR:
                         case ComparatorFactory.FACTORY_EDITED_FAR:
                           mAlbumView.notifyItemInserted(0);
                           break;
                       }
                       mAlbumView.hideProgressBar();
                     });
           });
 }