new3d/src/com/android/gallery3d/data/LocalVideo.java

/*
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.gallery3d.data;

import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.LargeBitmap;
import android.provider.MediaStore.Video.VideoColumns;

import com.android.gallery3d.util.Future;
import com.android.gallery3d.util.FutureListener;

// LocalVideo represents a video in the local storage.
public class LocalVideo extends LocalMediaItem {

    private static final int MICRO_TARGET_PIXELS = 128 * 128;

    // Must preserve order between these indices and the order of the terms in
    // the following PROJECTION array.
    private static final int INDEX_ID = 0;
    private static final int INDEX_CAPTION = 1;
    private static final int INDEX_MIME_TYPE = 2;
    private static final int INDEX_LATITUDE = 3;
    private static final int INDEX_LONGITUDE = 4;
    private static final int INDEX_DATE_TAKEN = 5;
    private static final int INDEX_DATE_ADDED = 6;
    private static final int INDEX_DATE_MODIFIED = 7;
    private static final int INDEX_DATA = 8;
    private static final int INDEX_DURATION = 9;

    static final String[] PROJECTION = new String[] {
            VideoColumns._ID,
            VideoColumns.TITLE,
            VideoColumns.MIME_TYPE,
            VideoColumns.LATITUDE,
            VideoColumns.LONGITUDE,
            VideoColumns.DATE_TAKEN,
            VideoColumns.DATE_ADDED,
            VideoColumns.DATE_MODIFIED,
            VideoColumns.DATA,
            VideoColumns.DURATION};

    private long mUniqueId;
    public int mDurationInSec;
    private final ImageService mImageService;

    protected LocalVideo(ImageService imageService) {
        mImageService = imageService;
    }

    @Override
    public long getUniqueId() {
        return mUniqueId;
    }

    @Override
    public synchronized Future<Bitmap>
            requestImage(int type, FutureListener<? super Bitmap> listener) {
        return mImageService.requestVideoThumbnail(mId, type, listener);
    }

    public static LocalVideo load(int parentId, ImageService imageService,
            Cursor cursor, DataManager dataManager) {
        int itemId = cursor.getInt(INDEX_ID);
        LocalVideo item = new LocalVideo(imageService);
        item.mId = itemId;
        item.mCaption = cursor.getString(INDEX_CAPTION);
        item.mMimeType = cursor.getString(INDEX_MIME_TYPE);
        item.mLatitude = cursor.getDouble(INDEX_LATITUDE);
        item.mLongitude = cursor.getDouble(INDEX_LONGITUDE);
        item.mDateTakenInMs = cursor.getLong(INDEX_DATE_TAKEN);
        item.mDateAddedInSec = cursor.getLong(INDEX_DATE_ADDED);
        item.mDateModifiedInSec = cursor.getLong(INDEX_DATE_MODIFIED);
        item.mFilePath = cursor.getString(INDEX_DATA);
        item.mDurationInSec = cursor.getInt(INDEX_DURATION);
        item.mUniqueId = DataManager.makeId(parentId, itemId);

        return item;
    }

    public Future<LargeBitmap> requestLargeImage(
            int type, FutureListener<LargeBitmap> listener) {
        throw new UnsupportedOperationException("Cannot regquest a large image"
                + " to a local video!");
    }
}