AlbumSetSlidingWindow.java revision 8ef6c55bdad9a3e835ce56bdc98681434b4ac5b3
18ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin/*T 2f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Copyright (C) 2010 The Android Open Source Project 3f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 4f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * you may not use this file except in compliance with the License. 6f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * You may obtain a copy of the License at 7f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 8f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 10f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Unless required by applicable law or agreed to in writing, software 11f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * See the License for the specific language governing permissions and 14f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * limitations under the License. 15f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 16f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 17f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpackage com.android.gallery3d.ui; 18f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 19dbf4ba12afba115888493caa34937643257e2bb1Ray Chenimport android.graphics.Bitmap; 20dbf4ba12afba115888493caa34937643257e2bb1Ray Chenimport android.os.Message; 21dbf4ba12afba115888493caa34937643257e2bb1Ray Chen 22f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.R; 23c3d8ac3b9504346dafc49e006b5f732dd1db21e8Owen Linimport com.android.gallery3d.app.AlbumSetDataLoader; 24f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.app.GalleryActivity; 25f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.common.Utils; 2631cac30e46a293f6d0901e22c6ab0d083cae7021Owen Linimport com.android.gallery3d.data.DataSourceType; 27f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.data.MediaItem; 281a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Linimport com.android.gallery3d.data.MediaObject; 29f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.data.MediaSet; 30f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.data.Path; 31f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.util.Future; 32f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.util.FutureListener; 33bc2154199aee16762e3758ad0cfed685323d9a9fChih-Chung Changimport com.android.gallery3d.util.GalleryUtils; 34f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport com.android.gallery3d.util.ThreadPool; 35f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 36c3d8ac3b9504346dafc49e006b5f732dd1db21e8Owen Linpublic class AlbumSetSlidingWindow implements AlbumSetDataLoader.DataListener { 371a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private static final String TAG = "AlbumSetSlidingWindow"; 381a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private static final int MSG_UPDATE_ALBUM_ENTRY = 1; 39f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public static interface Listener { 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public void onSizeChanged(int size); 427260f6f74d465520e4497b23fe56f98abb0c15a2Owen Lin public void onContentChanged(); 43f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 44f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 45c3d8ac3b9504346dafc49e006b5f732dd1db21e8Owen Lin private final AlbumSetDataLoader mSource; 46f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mSize; 47f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 48f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mContentStart = 0; 49f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mContentEnd = 0; 50f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 51f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mActiveStart = 0; 52f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mActiveEnd = 0; 53f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 54f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Listener mListener; 55f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 561a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private final AlbumSetEntry mData[]; 57dbf4ba12afba115888493caa34937643257e2bb1Ray Chen private final SynchronizedHandler mHandler; 58dbf4ba12afba115888493caa34937643257e2bb1Ray Chen private final ThreadPool mThreadPool; 591a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private final AlbumLabelMaker mLabelMaker; 601a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private final String mLoadingText; 61d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin private final TextureUploader mTextureUploader; 62f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 63f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private int mActiveRequestCount = 0; 64f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private boolean mIsActive = false; 651a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private BitmapTexture mLoadingLabel; 661a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 671a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private int mSlotWidth; 68f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 691a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public static class AlbumSetEntry { 701a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public MediaSet album; 711a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public MediaItem coverItem; 721a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public Texture content; 731a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public Texture label; 74f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public Path setPath; 758ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin public String title; 768ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin public int totalCount; 77f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public int sourceType; 78f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public int cacheFlag; 79f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public int cacheStatus; 801a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public int rotation; 811a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public int mediaType; 821a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public boolean isPanorama; 831a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public boolean isWaitLoadingDisplayed; 841a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public long setDataVersion; 851a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public long coverDataVersion; 861a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private BitmapLoader labelLoader; 871a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private BitmapLoader coverLoader; 88f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 89f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 909201679ed1c485767f2e334aa618bd733024af03Chih-Chung Chang public AlbumSetSlidingWindow(GalleryActivity activity, 91c3d8ac3b9504346dafc49e006b5f732dd1db21e8Owen Lin AlbumSetDataLoader source, AlbumSetSlotRenderer.LabelSpec labelSpec, int cacheSize) { 92f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin source.setModelListener(this); 93f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mSource = source; 941a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mData = new AlbumSetEntry[cacheSize]; 95f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mSize = source.size(); 961a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mThreadPool = activity.getThreadPool(); 97f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 981a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mLabelMaker = new AlbumLabelMaker(activity.getAndroidContext(), labelSpec); 991a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mLoadingText = activity.getAndroidContext().getString(R.string.loading); 100d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader = new TextureUploader(activity.getGLRoot()); 101f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 102f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mHandler = new SynchronizedHandler(activity.getGLRoot()) { 103f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 104f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public void handleMessage(Message message) { 1051a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin Utils.assertTrue(message.what == MSG_UPDATE_ALBUM_ENTRY); 1061a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin ((EntryUpdater) message.obj).updateEntry(); 107f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 108f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin }; 109f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 110f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 111f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public void setListener(Listener listener) { 112f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mListener = listener; 113f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 114f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1151a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public AlbumSetEntry get(int slotIndex) { 116cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang if (!isActiveSlot(slotIndex)) { 117cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang Utils.fail("invalid slot: %s outsides (%s, %s)", 118cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang slotIndex, mActiveStart, mActiveEnd); 119cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang } 120f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return mData[slotIndex % mData.length]; 121f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 122f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 123f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public int size() { 124f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return mSize; 125f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 126f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 127f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public boolean isActiveSlot(int slotIndex) { 128f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return slotIndex >= mActiveStart && slotIndex < mActiveEnd; 129f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 130f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 131f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void setContentWindow(int contentStart, int contentEnd) { 132f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (contentStart == mContentStart && contentEnd == mContentEnd) return; 133f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 134f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (contentStart >= mContentEnd || mContentStart >= contentEnd) { 135f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = mContentStart, n = mContentEnd; i < n; ++i) { 136f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin freeSlotContent(i); 137f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 138f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mSource.setActiveWindow(contentStart, contentEnd); 139f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = contentStart; i < contentEnd; ++i) { 140f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin prepareSlotContent(i); 141f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 142f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } else { 143f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = mContentStart; i < contentStart; ++i) { 144f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin freeSlotContent(i); 145f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 146f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = contentEnd, n = mContentEnd; i < n; ++i) { 147f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin freeSlotContent(i); 148f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 149f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mSource.setActiveWindow(contentStart, contentEnd); 150f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = contentStart, n = mContentStart; i < n; ++i) { 151f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin prepareSlotContent(i); 152f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 153f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = mContentEnd; i < contentEnd; ++i) { 154f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin prepareSlotContent(i); 155f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 156f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 157f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 158f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mContentStart = contentStart; 159f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mContentEnd = contentEnd; 160f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 161f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 162f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public void setActiveWindow(int start, int end) { 163cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang if (!(start <= end && end - start <= mData.length && end <= mSize)) { 164cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang Utils.fail("start = %s, end = %s, length = %s, size = %s", 165cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang start, end, mData.length, mSize); 166cfa105d3934c4dfa14f02b693bfa97c8d17d56a9Chih-Chung Chang } 167f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1681a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry data[] = mData; 169f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mActiveStart = start; 170f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mActiveEnd = end; 171f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin int contentStart = Utils.clamp((start + end) / 2 - data.length / 2, 172f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 0, Math.max(0, mSize - data.length)); 173f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin int contentEnd = Math.min(contentStart + data.length, mSize); 174f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin setContentWindow(contentStart, contentEnd); 175d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin 176d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (mIsActive) { 177d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin updateTextureUploadQueue(); 178d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin updateAllImageRequests(); 179d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } 180f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 181f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 182f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // We would like to request non active slots in the following order: 183f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // Order: 8 6 4 2 1 3 5 7 184f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // |---------|---------------|---------| 185f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // |<- active ->| 186f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin // |<-------- cached range ----------->| 187f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void requestNonactiveImages() { 188f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin int range = Math.max( 189f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mContentEnd - mActiveEnd, mActiveStart - mContentStart); 190f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = 0 ;i < range; ++i) { 191f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin requestImagesInSlot(mActiveEnd + i); 192f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin requestImagesInSlot(mActiveStart - 1 - i); 193f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 194f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 195f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 196f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void cancelNonactiveImages() { 197f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin int range = Math.max( 198f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mContentEnd - mActiveEnd, mActiveStart - mContentStart); 199f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = 0 ;i < range; ++i) { 200f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin cancelImagesInSlot(mActiveEnd + i); 201f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin cancelImagesInSlot(mActiveStart - 1 - i); 202f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 203f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 204f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 205f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void requestImagesInSlot(int slotIndex) { 206f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (slotIndex < mContentStart || slotIndex >= mContentEnd) return; 2071a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[slotIndex % mData.length]; 2081a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.coverLoader != null) entry.coverLoader.startLoad(); 2091a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.labelLoader != null) entry.labelLoader.startLoad(); 210f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 211f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 212f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void cancelImagesInSlot(int slotIndex) { 213f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (slotIndex < mContentStart || slotIndex >= mContentEnd) return; 2141a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[slotIndex % mData.length]; 2151a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.coverLoader != null) entry.coverLoader.cancelLoad(); 2161a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.labelLoader != null) entry.labelLoader.cancelLoad(); 2171a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 2181a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 2191a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private static long getDataVersion(MediaObject object) { 2201a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return object == null 2211a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin ? MediaSet.INVALID_DATA_VERSION 2221a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin : object.getDataVersion(); 223f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 224f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 225f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void freeSlotContent(int slotIndex) { 2261a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[slotIndex % mData.length]; 2271a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.coverLoader != null) entry.coverLoader.recycle(); 2281a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.labelLoader != null) entry.labelLoader.recycle(); 2291a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mData[slotIndex % mData.length] = null; 230f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 231f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 2328ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin private boolean isLabelChanged( 2338ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin AlbumSetEntry entry, String title, int totalCount, int sourceType) { 2348ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin return !Utils.equals(entry.title, title) 2358ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin || entry.totalCount != totalCount 2368ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin || entry.sourceType != sourceType; 2378ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin } 2388ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin 2398ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin private void updateAlbumSetEntry(AlbumSetEntry entry, int slotIndex) { 2408ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin MediaSet album = mSource.getMediaSet(slotIndex); 2418ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin MediaItem cover = mSource.getCoverItem(slotIndex); 2428ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin int totalCount = mSource.getTotalCount(slotIndex); 2438ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin 2441a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.album = album; 2451a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.setDataVersion = getDataVersion(album); 2461a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.cacheFlag = identifyCacheFlag(album); 2471a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.cacheStatus = identifyCacheStatus(album); 2481a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.setPath = (album == null) ? null : album.getPath(); 2491a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 2508ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin String title = (album == null) ? "" : Utils.ensureNotNull(album.getName()); 2518ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin int sourceType = DataSourceType.identifySourceType(album); 2528ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin if (isLabelChanged(entry, title, totalCount, sourceType)) { 2538ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.title = title; 2548ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.totalCount = totalCount; 2558ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.sourceType = sourceType; 2568ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin if (entry.labelLoader != null) { 2578ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.labelLoader.recycle(); 2588ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.labelLoader = null; 2598ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.label = null; 2608ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin } 2618ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin if (album != null) { 2628ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.labelLoader = new AlbumLabelLoader( 2638ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin slotIndex, title, totalCount, sourceType); 2648ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin } 2651a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 2661a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 2671a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.coverItem = cover; 2681a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (getDataVersion(cover) != entry.coverDataVersion) { 2691a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.coverDataVersion = getDataVersion(cover); 2701a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.isPanorama = GalleryUtils.isPanorama(cover); 2711a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.rotation = (cover == null) ? 0 : cover.getRotation(); 2721a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.mediaType = (cover == null) ? 0 : cover.getMediaType(); 2731a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.coverLoader != null) { 2741a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.coverLoader.recycle(); 2751a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.coverLoader = null; 2761a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.content = null; 2771a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 2781a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (cover != null) { 2791a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.coverLoader = new AlbumCoverLoader(slotIndex, cover); 2801a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 2811a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 282f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 283f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 284f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void prepareSlotContent(int slotIndex) { 2851a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = new AlbumSetEntry(); 2868ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin updateAlbumSetEntry(entry, slotIndex); 2871a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mData[slotIndex % mData.length] = entry; 288f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 289f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 2901a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private static boolean startLoadBitmap(BitmapLoader loader) { 2911a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (loader == null) return false; 2921a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin loader.startLoad(); 2931a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return loader.isRequestInProgress(); 294f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 295f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 296cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin private void uploadBackgroundTextureInSlot(int index) { 297cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin if (index < mContentStart || index >= mContentEnd) return; 298cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin AlbumSetEntry entry = mData[index % mData.length]; 299cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin if (entry.content instanceof BitmapTexture) { 300cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin mTextureUploader.addBgTexture((BitmapTexture) entry.content); 301cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin } 302cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin if (entry.label instanceof BitmapTexture) { 303cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin mTextureUploader.addBgTexture((BitmapTexture) entry.label); 304f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 305d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } 3061a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 307d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin private void updateTextureUploadQueue() { 308d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (!mIsActive) return; 309d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader.clear(); 310cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin 311cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin // Upload foreground texture 312cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin for (int i = mActiveStart, n = mActiveEnd; i < n; ++i) { 313d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin AlbumSetEntry entry = mData[i % mData.length]; 314cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin if (entry.content instanceof BitmapTexture) { 315cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin mTextureUploader.addFgTexture((BitmapTexture) entry.content); 316cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin } 317cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin if (entry.label instanceof BitmapTexture) { 318cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin mTextureUploader.addFgTexture((BitmapTexture) entry.label); 319cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin } 320cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin } 321cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin 322cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin // add background textures 323cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin int range = Math.max( 324cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin (mContentEnd - mActiveEnd), (mActiveStart - mContentStart)); 325cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin for (int i = 0; i < range; ++i) { 326cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin uploadBackgroundTextureInSlot(mActiveEnd + i); 327cd36bfc52cc4e7f4b667ba3c5e8eb950647ae9d1Owen Lin uploadBackgroundTextureInSlot(mActiveStart - i - 1); 328f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 329f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 330f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 331f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private void updateAllImageRequests() { 332f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mActiveRequestCount = 0; 333f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = mActiveStart, n = mActiveEnd; i < n; ++i) { 3341a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[i % mData.length]; 3351a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (startLoadBitmap(entry.coverLoader)) ++mActiveRequestCount; 3361a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (startLoadBitmap(entry.labelLoader)) ++mActiveRequestCount; 337f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 338f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (mActiveRequestCount == 0) { 339f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin requestNonactiveImages(); 340f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } else { 341f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin cancelNonactiveImages(); 342f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 343f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 344f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 3451a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin @Override 3461a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void onSizeChanged(int size) { 3471a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mIsActive && mSize != size) { 3481a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mSize = size; 3491a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mListener != null) mListener.onSizeChanged(mSize); 350f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 3511a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 352f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 3531a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin @Override 354c3d8ac3b9504346dafc49e006b5f732dd1db21e8Owen Lin public void onContentChanged(int index) { 3551a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (!mIsActive) { 3561a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin // paused, ignore slot changed event 3571a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return; 3584bb5912e85f6d1bd8a6b78d6d52b4c4da7aeb740Owen Lin } 359d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin 360d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin // If the updated content is not cached, ignore it 361d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (index < mContentStart || index >= mContentEnd) { 362d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin Log.w(TAG, String.format( 363d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin "invalid update: %s is outside (%s, %s)", 364d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin index, mContentStart, mContentEnd) ); 365d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin return; 366d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } 367d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin 368d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin AlbumSetEntry entry = mData[index % mData.length]; 3698ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin updateAlbumSetEntry(entry, index); 370d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin updateAllImageRequests(); 371d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin updateTextureUploadQueue(); 372d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (mListener != null && isActiveSlot(index)) { 373d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mListener.onContentChanged(); 374d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } 3751a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 3764bb5912e85f6d1bd8a6b78d6d52b4c4da7aeb740Owen Lin 3771a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public BitmapTexture getLoadingTexture() { 3781a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mLoadingLabel == null) { 3798ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin Bitmap bitmap = mLabelMaker.requestLabel( 3808ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin mLoadingText, "", DataSourceType.TYPE_NOT_CATEGORIZED) 3811a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin .run(ThreadPool.JOB_CONTEXT_STUB); 3821a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mLoadingLabel = new BitmapTexture(bitmap); 3831a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mLoadingLabel.setOpaque(false); 384f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 3851a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return mLoadingLabel; 3861a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 387f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 3881a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void pause() { 3891a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mIsActive = false; 3901a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin for (int i = mContentStart, n = mContentEnd; i < n; ++i) { 3911a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin freeSlotContent(i); 3929201679ed1c485767f2e334aa618bd733024af03Chih-Chung Chang } 393d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mLabelMaker.clearRecycledLabels(); 3941a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 395f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 3961a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void resume() { 3971a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mIsActive = true; 3981a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin for (int i = mContentStart, n = mContentEnd; i < n; ++i) { 3991a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin prepareSlotContent(i); 4001a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 4011a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin updateAllImageRequests(); 4021a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 403f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4041a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private static interface EntryUpdater { 4051a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void updateEntry(); 4061a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 407da071d27a1435cce080b5c609d0d833555e5a175Chih-Chung Chang 4081a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private class AlbumCoverLoader extends BitmapLoader implements EntryUpdater { 4091a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private MediaItem mMediaItem; 4101a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private final int mSlotIndex; 4116c1f01e21406a05dc7d3258001aa901bd8628a79Chih-Chung Chang 4121a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public AlbumCoverLoader(int slotIndex, MediaItem item) { 4131a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mSlotIndex = slotIndex; 4141a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mMediaItem = item; 415f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 416f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 417f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4181a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected void recycleBitmap(Bitmap bitmap) { 419d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin MediaItem.getMicroThumbPool().recycle(bitmap); 420f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 421f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 422f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4231a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected Future<Bitmap> submitBitmapTask(FutureListener<Bitmap> l) { 4241a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return mThreadPool.submit(mMediaItem.requestImage( 4251a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin MediaItem.TYPE_MICROTHUMBNAIL), l); 426f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 427f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 428f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4291a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected void onLoadComplete(Bitmap bitmap) { 4301a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mHandler.obtainMessage(MSG_UPDATE_ALBUM_ENTRY, this).sendToTarget(); 431f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 432f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 433f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4341a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void updateEntry() { 4351a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin Bitmap bitmap = getBitmap(); 436d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (bitmap == null) return; // error or recycled 4371a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 4381a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[mSlotIndex % mData.length]; 439d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin BitmapTexture texture = new BitmapTexture(bitmap); 440d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin entry.content = texture; 4411a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 4421a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (isActiveSlot(mSlotIndex)) { 443d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader.addFgTexture(texture); 4441a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin --mActiveRequestCount; 4451a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mActiveRequestCount == 0) requestNonactiveImages(); 4461a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mListener != null) mListener.onContentChanged(); 447d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } else { 448d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader.addBgTexture(texture); 4491a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 450f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 451f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 452f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 453f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static int identifyCacheFlag(MediaSet set) { 454f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (set == null || (set.getSupportedOperations() 455f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin & MediaSet.SUPPORT_CACHE) == 0) { 456f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return MediaSet.CACHE_FLAG_NO; 457f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 458f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 459f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return set.getCacheFlag(); 460f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 461f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 462f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static int identifyCacheStatus(MediaSet set) { 463f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin if (set == null || (set.getSupportedOperations() 464f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin & MediaSet.SUPPORT_CACHE) == 0) { 465f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return MediaSet.CACHE_STATUS_NOT_CACHED; 466f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 467f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 468f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return set.getCacheStatus(); 469f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 470f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4711a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private class AlbumLabelLoader extends BitmapLoader implements EntryUpdater { 472f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final int mSlotIndex; 4738ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin private final String mTitle; 4748ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin private final int mTotalCount; 4751a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin private final int mSourceType; 476f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 477d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin public AlbumLabelLoader( 4788ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin int slotIndex, String title, int totalCount, int sourceType) { 479f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mSlotIndex = slotIndex; 4808ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin mTitle = title; 4818ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin mTotalCount = totalCount; 4821a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mSourceType = sourceType; 483f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 484f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4851a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin @Override 4861a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected Future<Bitmap> submitBitmapTask(FutureListener<Bitmap> l) { 4871a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin return mThreadPool.submit(mLabelMaker.requestLabel( 4888ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin mTitle, String.valueOf(mTotalCount), mSourceType), l); 489f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 490f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 491f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4921a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected void recycleBitmap(Bitmap bitmap) { 493d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mLabelMaker.reycleLabel(bitmap); 494f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 495f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 496f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 4971a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin protected void onLoadComplete(Bitmap bitmap) { 4981a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mHandler.obtainMessage(MSG_UPDATE_ALBUM_ENTRY, this).sendToTarget(); 499f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 500f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 5011a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin @Override 5021a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void updateEntry() { 5031a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin Bitmap bitmap = getBitmap(); 504d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (bitmap == null) return; // Error or recycled 505f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 5061a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[mSlotIndex % mData.length]; 507d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin BitmapTexture texture = new BitmapTexture(bitmap); 508d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin texture.setOpaque(false); 509d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin entry.label = texture; 5101a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 5111a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (isActiveSlot(mSlotIndex)) { 512d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader.addFgTexture(texture); 5131a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin --mActiveRequestCount; 5141a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mActiveRequestCount == 0) requestNonactiveImages(); 5151a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mListener != null) mListener.onContentChanged(); 516d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin } else { 517d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mTextureUploader.addBgTexture(texture); 5181a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 519f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 520f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 521f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 5221a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin public void onSlotSizeChanged(int width, int height) { 5231a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (mSlotWidth == width) return; 524d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin 5251a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mSlotWidth = width; 5261a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin mLoadingLabel = null; 527d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin mLabelMaker.setLabelWidth(mSlotWidth); 528d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin 529d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin if (!mIsActive) return; 5301a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin 531f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin for (int i = mContentStart, n = mContentEnd; i < n; ++i) { 5321a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin AlbumSetEntry entry = mData[i % mData.length]; 5331a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin if (entry.labelLoader != null) { 5341a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.labelLoader.recycle(); 5351a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.labelLoader = null; 5361a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin entry.label = null; 5371a4bd273afe5dd11592f7625c2f19853b6f174e9Owen Lin } 5388ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin if (entry.album != null) { 5398ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.labelLoader = new AlbumLabelLoader(i, 5408ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin entry.title, entry.totalCount, entry.sourceType); 5418ef6c55bdad9a3e835ce56bdc98681434b4ac5b3Owen Lin } 542f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 543f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin updateAllImageRequests(); 544d8fb81f601830385a2343d08ad5dd171e4c7bfe0Owen Lin updateTextureUploadQueue(); 545f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 546f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 547