1 /* 2 * Copyright (C) 2009 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.gallery; 18 19 import com.android.camera.BitmapManager; 20 import com.android.camera.Util; 21 22 import android.content.ContentResolver; 23 import android.graphics.Bitmap; 24 import android.net.Uri; 25 import android.provider.MediaStore.Images; 26 import android.util.Log; 27 28 /** 29 * Represents a particular image and provides access to the underlying bitmap 30 * and two thumbnail bitmaps as well as other information such as the id, and 31 * the path to the actual image data. 32 */ 33 public abstract class BaseImage implements IImage { 34 private static final String TAG = "BaseImage"; 35 protected ContentResolver mContentResolver; 36 37 // Database field 38 protected Uri mUri; 39 protected long mId; 40 private final long mDateTaken; 41 BaseImage(ContentResolver cr, long id, Uri uri, long miniThumbMagic, long dateTaken)42 protected BaseImage(ContentResolver cr, 43 long id, Uri uri, long miniThumbMagic, 44 long dateTaken) { 45 mContentResolver = cr; 46 mId = id; 47 mUri = uri; 48 mDateTaken = dateTaken; 49 } 50 51 @Override equals(Object other)52 public boolean equals(Object other) { 53 if (other == null || !(other instanceof Image)) return false; 54 return mUri.equals(((Image) other).mUri); 55 } 56 57 @Override hashCode()58 public int hashCode() { 59 return mUri.hashCode(); 60 } 61 fullSizeImageUri()62 public Uri fullSizeImageUri() { 63 return mUri; 64 } 65 getDateTaken()66 public long getDateTaken() { 67 return mDateTaken; 68 } 69 getDegreesRotated()70 public int getDegreesRotated() { 71 return 0; 72 } 73 miniThumbBitmap()74 public Bitmap miniThumbBitmap() { 75 Bitmap b = null; 76 try { 77 long id = mId; 78 b = BitmapManager.instance().getThumbnail(mContentResolver, id, 79 Images.Thumbnails.MICRO_KIND, null, false); 80 } catch (Throwable ex) { 81 Log.e(TAG, "miniThumbBitmap got exception", ex); 82 return null; 83 } 84 if (b != null) { 85 b = Util.rotate(b, getDegreesRotated()); 86 } 87 return b; 88 } 89 90 @Override toString()91 public String toString() { 92 return mUri.toString(); 93 } 94 } 95