1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.gallery3d.data;
18
19import java.util.ArrayList;
20
21public class SingleItemAlbum extends MediaSet {
22    @SuppressWarnings("unused")
23    private static final String TAG = "SingleItemAlbum";
24    private final MediaItem mItem;
25    private final String mName;
26
27    public SingleItemAlbum(Path path, MediaItem item) {
28        super(path, nextVersionNumber());
29        mItem =  item;
30        mName = "SingleItemAlbum("+mItem.getClass().getSimpleName()+")";
31    }
32
33    @Override
34    public int getMediaItemCount() {
35        return 1;
36    }
37
38    @Override
39    public ArrayList<MediaItem> getMediaItem(int start, int count) {
40        ArrayList<MediaItem> result = new ArrayList<MediaItem>();
41
42        // If [start, start+count) contains the index 0, return the item.
43        if (start <= 0 && start + count > 0) {
44            result.add(mItem);
45        }
46
47        return result;
48    }
49
50    public MediaItem getItem() {
51        return mItem;
52    }
53
54    @Override
55    public boolean isLeafAlbum() {
56        return true;
57    }
58
59    @Override
60    public String getName() {
61        return mName;
62    }
63
64    @Override
65    public long reload() {
66        return mDataVersion;
67    }
68}
69