/*
|
* Copyright (C) 2013 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.camera.data;
|
|
import android.content.ContentResolver;
|
import android.content.Context;
|
import android.database.Cursor;
|
import android.net.Uri;
|
|
import com.android.camera.data.FilmstripContentQueries.CursorToFilmstripItemFactory;
|
import com.android.camera.debug.Log;
|
|
import java.util.List;
|
|
public class PhotoItemFactory implements CursorToFilmstripItemFactory<PhotoItem> {
|
private static final Log.Tag TAG = new Log.Tag("PhotoItemFact");
|
|
private final Context mContext;
|
private final GlideFilmstripManager mGlideManager;
|
private final ContentResolver mContentResolver;
|
private final PhotoDataFactory mPhotoDataFactory;
|
|
public PhotoItemFactory(Context context, GlideFilmstripManager glideManager,
|
ContentResolver contentResolver, PhotoDataFactory photoDataFactory) {
|
mContext = context;
|
mGlideManager = glideManager;
|
mContentResolver = contentResolver;
|
mPhotoDataFactory = photoDataFactory;
|
}
|
|
@Override
|
public PhotoItem get(Cursor c) {
|
FilmstripItemData data = mPhotoDataFactory.fromCursor(c,mContentResolver);
|
if (data != null) {
|
return new PhotoItem(mContext, mGlideManager, data, this);
|
} else {
|
Log.w(TAG, "skipping item with null data, returning null for item");
|
return null;
|
}
|
}
|
|
public PhotoItem get(Uri uri) {
|
PhotoItem newData = null;
|
Cursor c = mContentResolver.query(uri, PhotoDataQuery.QUERY_PROJECTION,
|
null, null, null);
|
if (c != null) {
|
if (c.moveToFirst()) {
|
newData = get(c);
|
}
|
c.close();
|
}
|
|
return newData;
|
}
|
|
/** Query for all the photo data items */
|
public List<PhotoItem> queryAll() {
|
return queryAll(PhotoDataQuery.CONTENT_URI, FilmstripItemBase.QUERY_ALL_MEDIA_ID);
|
}
|
|
/** Query for all the photo data items */
|
public List<PhotoItem> queryAll(Uri uri, long lastId) {
|
return FilmstripContentQueries
|
.forCameraPath(mContentResolver, uri, PhotoDataQuery.QUERY_PROJECTION, lastId,
|
PhotoDataQuery.QUERY_ORDER, this);
|
}
|
|
/** Query for a single data item */
|
public PhotoItem queryContentUri(Uri uri) {
|
// TODO: Consider refactoring this, this approach may be slow.
|
List<PhotoItem> newPhotos = queryAll(uri, FilmstripItemBase.QUERY_ALL_MEDIA_ID);
|
if (newPhotos.isEmpty()) {
|
return null;
|
}
|
return newPhotos.get(0);
|
}
|
}
|