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      1 /*
      2  * Copyright (C) 2010 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 
     17 package com.android.gallery3d.data;
     18 
     19 import com.android.gallery3d.util.GalleryUtils;
     20 
     21 import android.database.Cursor;
     22 
     23 import java.text.DateFormat;
     24 import java.util.Date;
     25 
     26 //
     27 // LocalMediaItem is an abstract class captures those common fields
     28 // in LocalImage and LocalVideo.
     29 //
     30 public abstract class LocalMediaItem extends MediaItem {
     31 
     32     @SuppressWarnings("unused")
     33     private static final String TAG = "LocalMediaItem";
     34 
     35     // database fields
     36     public int id;
     37     public String caption;
     38     public String mimeType;
     39     public long fileSize;
     40     public double latitude = INVALID_LATLNG;
     41     public double longitude = INVALID_LATLNG;
     42     public long dateTakenInMs;
     43     public long dateAddedInSec;
     44     public long dateModifiedInSec;
     45     public String filePath;
     46     public int bucketId;
     47 
     48     public LocalMediaItem(Path path, long version) {
     49         super(path, version);
     50     }
     51 
     52     @Override
     53     public long getDateInMs() {
     54         return dateTakenInMs;
     55     }
     56 
     57     @Override
     58     public String getName() {
     59         return caption;
     60     }
     61 
     62     @Override
     63     public void getLatLong(double[] latLong) {
     64         latLong[0] = latitude;
     65         latLong[1] = longitude;
     66     }
     67 
     68     abstract protected boolean updateFromCursor(Cursor cursor);
     69 
     70     public int getBucketId() {
     71         return bucketId;
     72     }
     73 
     74     protected void updateContent(Cursor cursor) {
     75         if (updateFromCursor(cursor)) {
     76             mDataVersion = nextVersionNumber();
     77         }
     78     }
     79 
     80     @Override
     81     public MediaDetails getDetails() {
     82         MediaDetails details = super.getDetails();
     83         details.addDetail(MediaDetails.INDEX_PATH, filePath);
     84         details.addDetail(MediaDetails.INDEX_TITLE, caption);
     85         DateFormat formater = DateFormat.getDateTimeInstance();
     86         details.addDetail(MediaDetails.INDEX_DATETIME, formater.format(new Date(dateTakenInMs)));
     87 
     88         if (GalleryUtils.isValidLocation(latitude, longitude)) {
     89             details.addDetail(MediaDetails.INDEX_LOCATION, new double[] {latitude, longitude});
     90         }
     91         if (fileSize > 0) details.addDetail(MediaDetails.INDEX_SIZE, fileSize);
     92         return details;
     93     }
     94 
     95     @Override
     96     public String getMimeType() {
     97         return mimeType;
     98     }
     99 
    100     public long getSize() {
    101         return fileSize;
    102     }
    103 }
    104