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 package com.android.dreams.phototable; 17 18 import android.content.Context; 19 import android.content.SharedPreferences; 20 21 import java.io.InputStream; 22 import java.util.Collection; 23 import java.util.LinkedList; 24 25 /** 26 * Loads images from a variety of sources. 27 */ 28 public class PhotoSourcePlexor extends PhotoSource { 29 private static final String TAG = "PhotoTable.PhotoSourcePlexor"; 30 31 private final PhotoSource mPicasaSource; 32 private final PhotoSource mLocalSource; 33 34 public PhotoSourcePlexor(Context context, SharedPreferences settings) { 35 super(context, settings); 36 mSourceName = TAG; 37 mPicasaSource = new PicasaSource(context, settings); 38 mLocalSource = new LocalSource(context, settings); 39 } 40 41 @Override 42 public Collection<AlbumData> findAlbums() { 43 log(TAG, "finding albums"); 44 LinkedList<AlbumData> foundAlbums = new LinkedList<AlbumData>(); 45 46 foundAlbums.addAll(mPicasaSource.findAlbums()); 47 log(TAG, "found " + foundAlbums.size() + " network albums"); 48 49 foundAlbums.addAll(mLocalSource.findAlbums()); 50 log(TAG, "found " + foundAlbums.size() + " user albums"); 51 52 return foundAlbums; 53 } 54 55 @Override 56 protected Collection<ImageData> findImages(int howMany) { 57 log(TAG, "finding images"); 58 LinkedList<ImageData> foundImages = new LinkedList<ImageData>(); 59 60 foundImages.addAll(mPicasaSource.findImages(howMany)); 61 log(TAG, "found " + foundImages.size() + " network images"); 62 63 foundImages.addAll(mLocalSource.findImages(howMany)); 64 log(TAG, "found " + foundImages.size() + " user images"); 65 66 return foundImages; 67 } 68 69 @Override 70 protected InputStream getStream(ImageData data, int longSide) { 71 return data.getStream(longSide); 72 } 73 74 @Override 75 protected ImageData naturalNext(ImageData current) { 76 return current.naturalNext(); 77 } 78 79 @Override 80 protected ImageData naturalPrevious(ImageData current) { 81 return current.naturalPrevious(); 82 } 83 84 @Override 85 protected void donePaging(ImageData current) { 86 current.donePaging(); 87 } 88 } 89
