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 */
16package com.android.dreams.phototable;
17
18import android.content.Context;
19import android.content.SharedPreferences;
20import android.util.Log;
21
22import java.io.InputStream;
23import java.util.Collection;
24import java.util.ArrayList;
25
26/**
27 * Picks a random image from the local store.
28 */
29public class
30
31StockSource extends PhotoSource {
32    public static final String ALBUM_ID = "com.android.dreams.phototable.StockSource";
33    private static final String TAG = "PhotoTable.StockSource";
34    private static final int[] PHOTOS = { R.drawable.blank_photo };
35
36    private final ArrayList<ImageData> mImageList;
37    private final ArrayList<AlbumData> mAlbumList;
38
39    private final String mStockPhotoName;
40    private int mNextPosition;
41
42    public StockSource(Context context, SharedPreferences settings) {
43        super(context, settings, null);
44        mSourceName = TAG;
45        mStockPhotoName = mResources.getString(R.string.stock_photo_album_name, "Default Photos");
46        mImageList = new ArrayList<ImageData>(PHOTOS.length);
47        mAlbumList = new ArrayList<AlbumData>(1);
48        fillQueue();
49    }
50
51    @Override
52    public Collection<AlbumData> findAlbums() {
53        if (mAlbumList.isEmpty()) {
54            AlbumData data = new AlbumData();
55            data.id = ALBUM_ID;
56            data.account = mStockPhotoName;
57            data.title = mStockPhotoName;
58            mAlbumList.add(data);
59        }
60        log(TAG, "returning a list of albums: " + mAlbumList.size());
61        return mAlbumList;
62    }
63
64    @Override
65    protected Collection<ImageData> findImages(int howMany) {
66        if (mImageList.isEmpty()) {
67            for (int i = 0; i < PHOTOS.length; i++) {
68                ImageData data = new ImageData();
69                data.id = Integer.toString(PHOTOS[i]);
70                mImageList.add(data);
71            }
72        }
73        return mImageList;
74    }
75
76    @Override
77    protected InputStream getStream(ImageData data, int longSide) {
78        InputStream is = null;
79        try {
80            log(TAG, "opening:" + data.id);
81            is = mResources.openRawResource(Integer.valueOf(data.id));
82        } catch (Exception ex) {
83            log(TAG, ex.toString());
84            is = null;
85        }
86
87        return is;
88    }
89}
90
91