1 /* 2 * Copyright (C) 2013 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.camera.data; 18 19 import android.content.Context; 20 import android.net.Uri; 21 22 import com.android.camera.util.PhotoSphereHelper; 23 24 /** 25 * This class breaks out the off-thread panorama support. 26 */ 27 public class PanoramaMetadataLoader { 28 /** 29 * Extracts panorama metadata from the item with the given URI and fills the 30 * {@code metadata}. 31 */ loadPanoramaMetadata(final Context context, Uri contentUri, Metadata metadata)32 public static boolean loadPanoramaMetadata(final Context context, Uri contentUri, 33 Metadata metadata) { 34 PhotoSphereHelper.PanoramaMetadata panoramaMetadata = 35 PhotoSphereHelper.getPanoramaMetadata(context, contentUri); 36 // Note: The use of '==' here is in purpose as this is a singleton that 37 // is returned if this is not a panorama, so pointer comparison works. 38 if (panoramaMetadata == null || panoramaMetadata == PhotoSphereHelper.NOT_PANORAMA) { 39 return false; 40 } 41 42 metadata.setPanorama(true); 43 metadata.setPanorama360(panoramaMetadata.mIsPanorama360); 44 metadata.setUsePanoramaViewer(panoramaMetadata.mUsePanoramaViewer); 45 46 return true; 47 } 48 } 49