new3d/src/com/android/gallery3d/data/MediaItem.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.graphics.Bitmap;
import android.graphics.LargeBitmap;

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

// MediaItem represents an image or a video item.
public abstract class MediaItem {
    public static final int TYPE_COUNT = 3;
    public static final int TYPE_FULL_IMAGE = 0;
    public static final int TYPE_THUMBNAIL = 1;
    public static final int TYPE_MICROTHUMBNAIL = 2;

    public static final int IMAGE_READY = 0;
    public static final int IMAGE_WAIT = 1;
    public static final int IMAGE_ERROR = -1;

    public abstract long getUniqueId();
    public abstract Future<Bitmap>
            requestImage(int type, FutureListener<? super Bitmap> listener);

    public abstract Future<LargeBitmap> requestLargeImage(int type,
            FutureListener<LargeBitmap> listener);
}