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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 android.database.Cursor;
     20 
     21 import com.android.gallery3d.util.GalleryUtils;
     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     public int width;
     48     public int height;
     49 
     50     public LocalMediaItem(Path path, long version) {
     51         super(path, version);
     52     }
     53 
     54     @Override
     55     public long getDateInMs() {
     56         return dateTakenInMs;
     57     }
     58 
     59     @Override
     60     public String getName() {
     61         return caption;
     62     }
     63 
     64     @Override
     65     public void getLatLong(double[] latLong) {
     66         latLong[0] = latitude;
     67         latLong[1] = longitude;
     68     }
     69 
     70     abstract protected boolean updateFromCursor(Cursor cursor);
     71 
     72     public int getBucketId() {
     73         return bucketId;
     74     }
     75 
     76     protected void updateContent(Cursor cursor) {
     77         if (updateFromCursor(cursor)) {
     78             mDataVersion = nextVersionNumber();
     79         }
     80     }
     81 
     82     @Override
     83     public MediaDetails getDetails() {
     84         MediaDetails details = super.getDetails();
     85         details.addDetail(MediaDetails.INDEX_PATH, filePath);
     86         details.addDetail(MediaDetails.INDEX_TITLE, caption);
     87         DateFormat formater = DateFormat.getDateTimeInstance();
     88         details.addDetail(MediaDetails.INDEX_DATETIME,
     89                 formater.format(new Date(dateModifiedInSec * 1000)));
     90         details.addDetail(MediaDetails.INDEX_WIDTH, width);
     91         details.addDetail(MediaDetails.INDEX_HEIGHT, height);
     92 
     93         if (GalleryUtils.isValidLocation(latitude, longitude)) {
     94             details.addDetail(MediaDetails.INDEX_LOCATION, new double[] {latitude, longitude});
     95         }
     96         if (fileSize > 0) details.addDetail(MediaDetails.INDEX_SIZE, fileSize);
     97         return details;
     98     }
     99 
    100     @Override
    101     public String getMimeType() {
    102         return mimeType;
    103     }
    104 
    105     @Override
    106     public long getSize() {
    107         return fileSize;
    108     }
    109 }
    110