Camera.java revision 5f6484a74fe019337e436e6e0dcb07375a74af25
1b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project/*
2b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project
3b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project *
4b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License");
5b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * you may not use this file except in compliance with the License.
6b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * You may obtain a copy of the License at
7b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project *
8b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project *      http://www.apache.org/licenses/LICENSE-2.0
9b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project *
10b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * Unless required by applicable law or agreed to in writing, software
11b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS,
12b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * See the License for the specific language governing permissions and
14b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project * limitations under the License.
15b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project */
16b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
17b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectpackage com.android.camera;
18b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
19b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.app.Activity;
200e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport android.content.ActivityNotFoundException;
21b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.BroadcastReceiver;
22b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.ContentResolver;
23b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.Context;
24b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.Intent;
25b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.IntentFilter;
26b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.SharedPreferences;
272c6c6174e2363fccb4e4f29b76290e99234fe140Owen Linimport android.content.SharedPreferences.OnSharedPreferenceChangeListener;
283f3c857e3f34650c15d764810335024654b0fcc3Owen Linimport android.content.res.Resources;
29b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.graphics.Bitmap;
30b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.graphics.BitmapFactory;
31b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.graphics.Matrix;
324305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Liimport android.hardware.Camera.Parameters;
33b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.hardware.Camera.PictureCallback;
344305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Liimport android.hardware.Camera.Size;
35b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.Location;
36b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.LocationManager;
37b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.LocationProvider;
38b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.media.AudioManager;
39b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.media.ToneGenerator;
40b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.net.Uri;
41b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Bundle;
42b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Debug;
43b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Environment;
44b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Handler;
45b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Message;
46b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.SystemClock;
47b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.preference.PreferenceManager;
482c6c6174e2363fccb4e4f29b76290e99234fe140Owen Linimport android.preference.PreferenceScreen;
49b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.provider.MediaStore;
50b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.text.format.DateFormat;
515e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Changimport android.util.AttributeSet;
52b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.util.Log;
53aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Liimport android.view.GestureDetector;
54b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.KeyEvent;
5561b98317dfb7b8bad4e826e1db560128e1c37374Owen Linimport android.view.LayoutInflater;
56b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.Menu;
57b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.MenuItem;
5895fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Liimport android.view.MotionEvent;
59b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.OrientationEventListener;
60b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.SurfaceHolder;
61b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.View;
62b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.ViewGroup;
63b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.Window;
64b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.WindowManager;
650ce26e03b0b10fc28824518f3e703aa4b1dc02afOwen Linimport android.view.MenuItem.OnMenuItemClickListener;
66b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.widget.ImageView;
6795fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Liimport android.widget.ZoomButtonsController;
68b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
692e768c1b835a127f190395a91477144d8ae850acOwen Linimport com.android.camera.gallery.IImage;
702e768c1b835a127f190395a91477144d8ae850acOwen Linimport com.android.camera.gallery.IImageList;
712e768c1b835a127f190395a91477144d8ae850acOwen Lin
720e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.File;
730e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.FileNotFoundException;
740e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.FileOutputStream;
750e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.IOException;
760e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.OutputStream;
770e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.util.ArrayList;
78cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Liimport java.util.Collections;
794305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Liimport java.util.List;
800e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin
810e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin/**
820e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin * Activity of the Camera which used to see preview and take pictures.
830e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin */
84b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectpublic class Camera extends Activity implements View.OnClickListener,
85e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin        ShutterButton.OnShutterButtonListener, SurfaceHolder.Callback,
862c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        Switcher.OnSwitchListener, FlashButton.ModeChangeListener,
872c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        OnSharedPreferenceChangeListener {
88b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
89b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final String TAG = "camera";
90b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
91b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int CROP_MSG = 1;
92e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    private static final int FIRST_TIME_INIT = 2;
93b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int RESTART_PREVIEW = 3;
94b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int CLEAR_SCREEN_DELAY = 4;
95b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
96b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int SCREEN_DELAY = 2 * 60 * 1000;
97b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int FOCUS_BEEP_VOLUME = 100;
98b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
99ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private double mZoomValue;  // The current zoom value.
100ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private boolean mZooming = false;
101ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private double mZoomStep;
102ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private double mZoomMax;
103aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    public static final double ZOOM_STEP_MIN = 0.25;
10491227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    public static final String ZOOM_STOP = "stop";
10591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    public static final String ZOOM_IMMEDIATE = "zoom-immediate";
106aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    public static final String ZOOM_CONTINUOUS = "zoom-continuous";
10791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    public static final double ZOOM_MIN = 1.0;
1089b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang    public static final String ZOOM_SPEED = "99";
10991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
1105f6484a74fe019337e436e6e0dcb07375a74af25President Li    private Parameters mParameters;
1115f6484a74fe019337e436e6e0dcb07375a74af25President Li
11287341536812081826656040ac81f8f386c6c1407Wu-cheng Li    // The parameter strings to communicate with camera driver.
11391227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    public static final String PARM_ZOOM_STATE = "zoom-state";
114ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    public static final String PARM_ZOOM_STEP = "zoom-step";
11591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    public static final String PARM_ZOOM_TO_LEVEL = "zoom-to-level";
116ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    public static final String PARM_ZOOM_SPEED = "zoom-speed";
117ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    public static final String PARM_ZOOM_MAX = "max-picture-continuous-zoom";
1184305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li
119b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private OrientationEventListener mOrientationListener;
120b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private int mLastOrientation = OrientationEventListener.ORIENTATION_UNKNOWN;
121b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private SharedPreferences mPreferences;
122b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
123b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int IDLE = 1;
124b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int SNAPSHOT_IN_PROGRESS = 2;
125b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
126e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin    private static final boolean SWITCH_CAMERA = true;
127e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin    private static final boolean SWITCH_VIDEO = false;
128e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin
129b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private int mStatus = IDLE;
130b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final String sTempCropFilename = "crop-temp";
131b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
132b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private android.hardware.Camera mCameraDevice;
133b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private VideoPreview mSurfaceView;
134b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private SurfaceHolder mSurfaceHolder = null;
13595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ShutterButton mShutterButton;
13695fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private FocusRectangle mFocusRectangle;
1378df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private FlashButton mFlashButton;
13895fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ImageView mGpsIndicator;
13995fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ToneGenerator mFocusToneGenerator;
14095fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ZoomButtonsController mZoomButtons;
141aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    private GestureDetector mGestureDetector;
1422e768c1b835a127f190395a91477144d8ae850acOwen Lin    private Switcher mSwitcher;
1433f3c857e3f34650c15d764810335024654b0fcc3Owen Lin    private boolean mStartPreviewFail = false;
14495fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li
14595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    // mPostCaptureAlert, mLastPictureButton, mThumbController
14695fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    // are non-null only if isImageCaptureIntent() is true.
14795fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ImageView mLastPictureButton;
14895fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ThumbnailController mThumbController;
149b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
150b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private int mViewFinderWidth, mViewFinderHeight;
151b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
152b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private ImageCapture mImageCapture = null;
153b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
15495fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mPreviewing;
15595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mPausing;
15695fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mFirstTimeInitialized;
15795fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mIsImageCaptureIntent;
15895fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mRecordLocation;
159b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1609c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private static final int FOCUS_NOT_STARTED = 0;
1619c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private static final int FOCUSING = 1;
1629c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private static final int FOCUSING_SNAP_ON_FINISH = 2;
1639c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private static final int FOCUS_SUCCESS = 3;
1649c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private static final int FOCUS_FAIL = 4;
1659c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private int mFocusState = FOCUS_NOT_STARTED;
166b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1670e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private ContentResolver mContentResolver;
168b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private boolean mDidRegister = false;
169b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
170bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final ArrayList<MenuItem> mGalleryItems = new ArrayList<MenuItem>();
171b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
172b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private LocationManager mLocationManager = null;
173b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
174bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    // Use OneShotPreviewCallback to measure the time between
175bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    // JpegPictureCallback and preview.
176bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final OneShotPreviewCallback mOneShotPreviewCallback =
177bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            new OneShotPreviewCallback();
178bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final ShutterCallback mShutterCallback = new ShutterCallback();
179bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final RawPictureCallback mRawPictureCallback =
180bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            new RawPictureCallback();
181bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final AutoFocusCallback mAutoFocusCallback =
182bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            new AutoFocusCallback();
183ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private final ZoomCallback mZoomCallback = new ZoomCallback();
184cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    // Use the ErrorCallback to capture the crash count
185cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    // on the mediaserver
186cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    private final ErrorCallback mErrorCallback = new ErrorCallback();
187cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau
188b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mFocusStartTime;
189b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mFocusCallbackTime;
190b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mCaptureStartTime;
191b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mShutterCallbackTime;
192b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mRawPictureCallbackTime;
193bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private long mJpegPictureCallbackTime;
194b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private int mPicturesRemaining;
195b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1960a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    // These latency time are for the CameraLatency test.
1970a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mAutoFocusTime;
1980a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mShutterLag;
1990a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mShutterAndRawPictureCallbackTime;
2000a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mJpegPictureCallbackTimeLag;
2010a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mRawPictureAndJpegPictureCallbackTime;
20211cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau
2039b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang    // Add the media server tag
204cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    public static boolean mMediaServerDied = false;
2050f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li    // Focus mode. Options are pref_camera_focusmode_entryvalues.
2060f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li    private String mFocusMode;
2070f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li
208bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final Handler mHandler = new MainHandler();
2092c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin    private OnScreenSettings mSettings;
210b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2110e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    /**
2120e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     * This Handler is used to post message back onto the main thread of the
2130e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     * application
2140e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     */
215b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private class MainHandler extends Handler {
216b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        @Override
217b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void handleMessage(Message msg) {
218b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            switch (msg.what) {
219b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                case RESTART_PREVIEW: {
2206cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li                    restartPreview();
221b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    break;
222b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
223b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
224b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                case CLEAR_SCREEN_DELAY: {
2250e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    getWindow().clearFlags(
2260e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                            WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
227b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    break;
228b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
229e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
230e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                case FIRST_TIME_INIT: {
231e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    initializeFirstTime();
232e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    break;
233e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                }
234e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            }
235e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
236e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
237e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
2386cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // Snapshots can only be taken after this is called. It should be called
2396cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // once only. We could have done these things in onCreate() but we want to
2406cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // make preview screen appear as soon as possible.
241522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeFirstTime() {
242e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mFirstTimeInitialized) return;
243e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
244e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Create orientation listenter. This should be done first because it
245e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // takes some time to get first orientation.
246e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mOrientationListener =
247e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                new OrientationEventListener(Camera.this) {
248e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            @Override
249e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            public void onOrientationChanged(int orientation) {
250e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                // We keep the last known orientation. So if the user
251e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                // first orient the camera then point the camera to
252e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                // floor/sky, we still have the correct orientation.
253e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (orientation != ORIENTATION_UNKNOWN) {
254e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    mLastOrientation = orientation;
255e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                }
256e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            }
257e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        };
258e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mOrientationListener.enable();
259e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
260e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize location sevice.
261e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mLocationManager = (LocationManager)
262e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                getSystemService(Context.LOCATION_SERVICE);
263e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        readPreference();
264e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mRecordLocation) startReceivingLocationUpdates();
265e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
266d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        checkStorage();
267d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
268e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize last picture button.
269e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mContentResolver = getContentResolver();
270e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (!mIsImageCaptureIntent)  {
271dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            findViewById(R.id.camera_switch).setOnClickListener(this);
272dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            mLastPictureButton =
273dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin                    (ImageView) findViewById(R.id.review_thumbnail);
274059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin            mLastPictureButton.setOnClickListener(this);
275059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin            mThumbController = new ThumbnailController(
276e594b19809c160637f34550f27dd7ff4a3aaf5beOwen Lin                    getResources(), mLastPictureButton, mContentResolver);
277e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mThumbController.loadData(ImageManager.getLastImageThumbPath());
278059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin            // Update last image thumbnail.
279547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            updateThumbnailButton();
280b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
281e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
282e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize shutter button.
283dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        mShutterButton = (ShutterButton) findViewById(R.id.shutter_button);
284059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin        mShutterButton.setOnShutterButtonListener(this);
285e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mShutterButton.setVisibility(View.VISIBLE);
286e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
287e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mFocusRectangle = (FocusRectangle) findViewById(R.id.focus_rectangle);
288e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        updateFocusIndicator();
289e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
2908df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        // Initialize flash button
2914305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li        if (mParameters.getSupportedFlashModes() != null) {
2928df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            mFlashButton = (FlashButton) findViewById(R.id.flash_button);
2938df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            String flashMode = mPreferences.getString(
2948df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang                    CameraSettings.KEY_FLASH_MODE, "auto");
2958df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            mFlashButton.setMode(flashMode);
2968df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            mFlashButton.setVisibility(View.VISIBLE);
2978df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            mFlashButton.setListener(this);
2988df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        }
2998df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
300e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize GPS indicator.
301e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mGpsIndicator = (ImageView) findViewById(R.id.gps_indicator);
302dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        mGpsIndicator.setImageResource(R.drawable.ic_camera_sym_gps);
303e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
304e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        ImageManager.ensureOSXCompatibleFolder();
305e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
306e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        installIntentFilter();
307e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
308e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        initializeFocusTone();
309e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
31091227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        initializeZoom();
31195fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li
312e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mFirstTimeInitialized = true;
313e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
314e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
315547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync    private void updateThumbnailButton() {
316d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        // Update last image if URI is invalid and the storage is ready.
317d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        if (!mThumbController.isUriValid() && mPicturesRemaining >= 0) {
318547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            updateLastImage();
319547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        }
320547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        mThumbController.updateDisplayIfNeeded();
321547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync    }
322547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync
323e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    // If the activity is paused and resumed, this method will be called in
324e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    // onResume.
325522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeSecondTime() {
326e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Start orientation listener as soon as possible because it takes
327e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // some time to get first orientation.
328e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mOrientationListener.enable();
329e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
330e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Start location update if needed.
331e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        readPreference();
332e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mRecordLocation) startReceivingLocationUpdates();
333e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
334e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        installIntentFilter();
335e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
336e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        initializeFocusTone();
337547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync
338d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        checkStorage();
339d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
340547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        if (!mIsImageCaptureIntent) {
341547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            updateThumbnailButton();
342547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        }
343937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
344b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
34591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    private void initializeZoom() {
34691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        // Check if the phone has zoom capability.
34791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        String zoomState = mParameters.get(PARM_ZOOM_STATE);
34891227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        if (zoomState == null) return;
34991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
350ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mZoomValue = Double.parseDouble(mParameters.get(PARM_ZOOM_TO_LEVEL));
351ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mZoomMax = Double.parseDouble(mParameters.get(PARM_ZOOM_MAX));
352ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mZoomStep = Double.parseDouble(mParameters.get(PARM_ZOOM_STEP));
353ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mParameters.set(PARM_ZOOM_SPEED, ZOOM_SPEED);
354ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mCameraDevice.setParameters(mParameters);
355ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li
356aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        mGestureDetector = new GestureDetector(this, new ZoomGestureListener());
357ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mCameraDevice.setZoomCallback(mZoomCallback);
35891227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mZoomButtons = new ZoomButtonsController(mSurfaceView);
35991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mZoomButtons.setAutoDismissed(true);
36091227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mZoomButtons.setZoomSpeed(100);
36191227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mZoomButtons.setOnZoomListener(
36291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                new ZoomButtonsController.OnZoomListener() {
36391227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li            public void onVisibilityChanged(boolean visible) {
36491227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                if (visible) {
36591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                    updateZoomButtonsEnabled();
36691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                }
36791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li            }
36891227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
36991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li            public void onZoom(boolean zoomIn) {
370ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li                if (mZooming) return;
371ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li
37291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                if (zoomIn) {
373ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li                    if (mZoomValue < mZoomMax) {
374ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li                        mZoomValue += mZoomStep;
375aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                        zoomToLevel(ZOOM_CONTINUOUS);
37691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                    }
37791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                } else {
37891227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                    if (mZoomValue > ZOOM_MIN) {
379ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li                        mZoomValue -= mZoomStep;
380aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                        zoomToLevel(ZOOM_CONTINUOUS);
38191227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                    }
38291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                }
38391227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li                updateZoomButtonsEnabled();
38491227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li            }
38591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        });
38691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    }
38791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
388aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    private void zoomToLevel(String type) {
389aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (type == null) {
390aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            Log.e(TAG, "Zoom type is null.");
391aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            return;
392aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        }
393aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (mZoomValue > mZoomMax) mZoomValue = mZoomMax;
394aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (mZoomValue < ZOOM_MIN) mZoomValue = ZOOM_MIN;
395aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
39691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        // If the application sets a unchanged zoom value, the driver will stuck
397ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // at the zoom state. This is a work-around to ensure the state is at
398ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // "stop".
39991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mParameters.set(PARM_ZOOM_STATE, ZOOM_STOP);
40091227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mCameraDevice.setParameters(mParameters);
40191227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
40291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mParameters.set(PARM_ZOOM_TO_LEVEL, Double.toString(mZoomValue));
403aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        mParameters.set(PARM_ZOOM_STATE, type);
40491227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mCameraDevice.setParameters(mParameters);
405ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li
406aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (ZOOM_CONTINUOUS.equals(type)) mZooming = true;
40791227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    }
40891227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
40991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    private void updateZoomButtonsEnabled() {
410ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        mZoomButtons.setZoomInEnabled(mZoomValue < mZoomMax);
41191227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        mZoomButtons.setZoomOutEnabled(mZoomValue > ZOOM_MIN);
41291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    }
41391227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
414aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    private class ZoomGestureListener extends
415aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            GestureDetector.SimpleOnGestureListener {
4165f6484a74fe019337e436e6e0dcb07375a74af25President Li        @Override
417aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        public boolean onDown(MotionEvent e) {
418aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            // Show zoom buttons only when preview is started and snapshot
419aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            // is not in progress. mZoomButtons may be null if it is not
420aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            // initialized.
421aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            if (!mPausing && isCameraIdle() && mPreviewing
422aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    && mZoomButtons != null) {
423aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                mZoomButtons.setVisible(true);
424aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            }
425aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            return true;
426aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        }
427aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
4285f6484a74fe019337e436e6e0dcb07375a74af25President Li        @Override
429aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        public boolean onDoubleTap(MotionEvent e) {
430aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            // Perform zoom only when preview is started and snapshot is not in
431aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            // progress.
432aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            if (mPausing || !isCameraIdle() || !mPreviewing
433aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    || mZoomButtons == null || mZooming) {
434aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                return false;
435aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            }
436aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
437aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            if (mZoomValue < mZoomMax) {
438aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                // Zoom in to the maximum.
439aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                while (mZoomValue < mZoomMax) {
440aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    mZoomValue += ZOOM_STEP_MIN;
441aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    zoomToLevel(ZOOM_IMMEDIATE);
442aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    // Wait for a while so we are not changing zoom too fast.
443aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    try {
444aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                        Thread.currentThread().sleep(5);
4459b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang                    } catch (InterruptedException ex) {
446aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    }
447aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                }
448aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            } else {
449aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                // Zoom out to the minimum.
450aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                while (mZoomValue > ZOOM_MIN) {
451aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    mZoomValue -= ZOOM_STEP_MIN;
452aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    zoomToLevel(ZOOM_IMMEDIATE);
453aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    // Wait for a while so we are not changing zoom too fast.
454aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    try {
455aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                        Thread.currentThread().sleep(5);
4569b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang                    } catch (InterruptedException ex) {
457aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                    }
458aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li                }
459aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            }
460aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            updateZoomButtonsEnabled();
461aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            return true;
462aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        }
463aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    }
464aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
465aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    @Override
466aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    public boolean dispatchTouchEvent(MotionEvent m) {
467aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (!super.dispatchTouchEvent(m) && mGestureDetector != null) {
468aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            return mGestureDetector.onTouchEvent(m);
469aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        }
470aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        return true;
471aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    }
472aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
47391227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    LocationListener [] mLocationListeners = new LocationListener[] {
474b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            new LocationListener(LocationManager.GPS_PROVIDER),
475b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            new LocationListener(LocationManager.NETWORK_PROVIDER)
476b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    };
477b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
478b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
479b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        @Override
480b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onReceive(Context context, Intent intent) {
481b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            String action = intent.getAction();
4821e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li            if (action.equals(Intent.ACTION_MEDIA_MOUNTED)
4831e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                    || action.equals(Intent.ACTION_MEDIA_UNMOUNTED)
4841e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                    || action.equals(Intent.ACTION_MEDIA_CHECKING)
4851e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                    || action.equals(Intent.ACTION_MEDIA_SCANNER_STARTED)) {
4861e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                checkStorage();
487b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else if (action.equals(Intent.ACTION_MEDIA_SCANNER_FINISHED)) {
4881e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                checkStorage();
489d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                if (!mIsImageCaptureIntent)  {
490d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                    updateThumbnailButton();
491d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                }
492b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
493b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
494b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    };
495b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
4960e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private class LocationListener
4970e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.location.LocationListener {
498b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Location mLastLocation;
499b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        boolean mValid = false;
500b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String mProvider;
501b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
502b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public LocationListener(String provider) {
503b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mProvider = provider;
504b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLastLocation = new Location(mProvider);
505b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
506b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
507b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onLocationChanged(Location newLocation) {
5080e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            if (newLocation.getLatitude() == 0.0
5090e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    && newLocation.getLongitude() == 0.0) {
510b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                // Hack to filter out 0.0,0.0 locations
511b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
512b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
51307c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            // If GPS is available before start camera, we won't get status
51407c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            // update so update GPS indicator when we receive data.
51507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            if (mRecordLocation
51607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    && LocationManager.GPS_PROVIDER.equals(mProvider)) {
51707c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                mGpsIndicator.setVisibility(View.VISIBLE);
51807c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            }
519b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLastLocation.set(newLocation);
520b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mValid = true;
521b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
522b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
523b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onProviderEnabled(String provider) {
524b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
525b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
526b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onProviderDisabled(String provider) {
527b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mValid = false;
528b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
529b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
5300e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onStatusChanged(
5310e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                String provider, int status, Bundle extras) {
53207c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            switch(status) {
53307c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                case LocationProvider.OUT_OF_SERVICE:
53407c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                case LocationProvider.TEMPORARILY_UNAVAILABLE: {
53507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    mValid = false;
53607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    if (mRecordLocation &&
53707c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                            LocationManager.GPS_PROVIDER.equals(provider)) {
53807c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                        mGpsIndicator.setVisibility(View.INVISIBLE);
53907c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    }
54007c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    break;
54107c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                }
542b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
543b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
544b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
545b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public Location current() {
546b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return mValid ? mLastLocation : null;
547b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
548937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
549b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
550bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final class OneShotPreviewCallback
551bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            implements android.hardware.Camera.PreviewCallback {
552bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li        public void onPreviewFrame(byte[] data,
553bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li                                   android.hardware.Camera camera) {
554bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            long now = System.currentTimeMillis();
555bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            if (mJpegPictureCallbackTime != 0) {
55611cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                mJpegPictureCallbackTimeLag = now - mJpegPictureCallbackTime;
55711cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                Log.v(TAG, "mJpegPictureCallbackTimeLag = "
55811cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                        + mJpegPictureCallbackTimeLag + "ms");
559bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li                mJpegPictureCallbackTime = 0;
56048f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            } else {
56148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li                Log.v(TAG, "Got first frame");
562bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            }
563bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li        }
564bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    }
565bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li
5660e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private final class ShutterCallback
5670e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.hardware.Camera.ShutterCallback {
568b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onShutter() {
569bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mShutterCallbackTime = System.currentTimeMillis();
57011cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mShutterLag = mShutterCallbackTime - mCaptureStartTime;
57111cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mShutterLag = " + mShutterLag + "ms");
57275ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            clearFocusState();
573b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
574937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
575b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
576b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final class RawPictureCallback implements PictureCallback {
5770e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onPictureTaken(
5780e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                byte [] rawData, android.hardware.Camera camera) {
579b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mRawPictureCallbackTime = System.currentTimeMillis();
58011cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mShutterAndRawPictureCallbackTime =
58111cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                mRawPictureCallbackTime - mShutterCallbackTime;
58211cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mShutterAndRawPictureCallbackTime = "
58311cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                    + mShutterAndRawPictureCallbackTime + "ms");
584b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
585937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
586b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
587b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final class JpegPictureCallback implements PictureCallback {
588b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Location mLocation;
589b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
590b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public JpegPictureCallback(Location loc) {
591b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLocation = loc;
592b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
593b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
5940e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onPictureTaken(
5956c28119cb169369f9394d5e4e46bc7f29fc38e46repo sync                final byte [] jpegData, final android.hardware.Camera camera) {
596de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            if (mPausing) {
597e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project                return;
598e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            }
599b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
600bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mJpegPictureCallbackTime = System.currentTimeMillis();
60111cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mRawPictureAndJpegPictureCallbackTime =
60211cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau                mJpegPictureCallbackTime - mRawPictureCallbackTime;
60311cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mRawPictureAndJpegPictureCallbackTime = "
60491acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang                    + mRawPictureAndJpegPictureCallbackTime + "ms");
6052bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync            mImageCapture.storeImage(jpegData, camera, mLocation);
606b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
6076cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (!mIsImageCaptureIntent) {
6082bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                long delay = 1200 - (
6090e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        System.currentTimeMillis() - mRawPictureCallbackTime);
6100e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                mHandler.sendEmptyMessageDelayed(
6110e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        RESTART_PREVIEW, Math.max(delay, 0));
612b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
613b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
614937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
615b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
6160e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private final class AutoFocusCallback
6170e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.hardware.Camera.AutoFocusCallback {
6180e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onAutoFocus(
6190e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                boolean focused, android.hardware.Camera camera) {
620bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mFocusCallbackTime = System.currentTimeMillis();
62111cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mAutoFocusTime = mFocusCallbackTime - mFocusStartTime;
62211cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mAutoFocusTime = " + mAutoFocusTime + "ms");
6235fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            if (mFocusState == FOCUSING_SNAP_ON_FINISH) {
6240e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // Take the picture no matter focus succeeds or fails. No need
6250e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // to play the AF sound if we're about to play the shutter
6260e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // sound.
62775ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                if (focused) {
62875ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                    mFocusState = FOCUS_SUCCESS;
62975ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                } else {
63075ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                    mFocusState = FOCUS_FAIL;
63175ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                }
6326c28119cb169369f9394d5e4e46bc7f29fc38e46repo sync                mImageCapture.onSnap();
6339c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            } else if (mFocusState == FOCUSING) {
6349c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // User is half-pressing the focus key. Play the focus tone.
6359c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // Do not take the picture now.
6369c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                ToneGenerator tg = mFocusToneGenerator;
6370e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                if (tg != null) {
6380e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    tg.startTone(ToneGenerator.TONE_PROP_BEEP2);
6390e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                }
6409c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                if (focused) {
6419c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                    mFocusState = FOCUS_SUCCESS;
6420e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                } else {
6439c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                    mFocusState = FOCUS_FAIL;
6449c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                }
6459c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            } else if (mFocusState == FOCUS_NOT_STARTED) {
6469c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // User has released the focus key before focus completes.
6479c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // Do nothing.
648de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            }
649b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            updateFocusIndicator();
650b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
651937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
652b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
653cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    private final class ErrorCallback
654cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau        implements android.hardware.Camera.ErrorCallback {
6559b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang        public void onError(int error, android.hardware.Camera camera) {
656cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau            if (error == android.hardware.Camera.CAMERA_ERROR_SERVER_DIED) {
657cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau                 mMediaServerDied = true;
658cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau                 Log.v(TAG, "media server died");
659cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau            }
660cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau        }
661cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau    }
662cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau
663ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    private final class ZoomCallback
664ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        implements android.hardware.Camera.ZoomCallback {
665ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        public void onZoomUpdate(int zoomLevel,
666ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li                                 android.hardware.Camera camera) {
6679b93bcbe3ccc49db5ce42de19fda1d3a9ef0011bChih-Chung Chang            mZoomValue = (double) zoomLevel / 1000;
668ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li            mZooming = false;
669ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        }
670ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li    }
671ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li
6727b645fbd40ec88dc18f4d1c9b751e8f8b48f6bfeChih-Chung Chang    private class ImageCapture {
673b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
674b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        private boolean mCancel = false;
675b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
676b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        private Uri mLastContentUri;
677b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
678b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Bitmap mCaptureOnlyBitmap;
679b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
680b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        private void storeImage(byte[] data, Location loc) {
681b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
682b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                long dateTaken = System.currentTimeMillis();
683b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                String name = createName(dateTaken) + ".jpg";
68458e94eddd371a9bb7c04936dbeb99615fd1a0c2cChih-Chung Chang                mLastContentUri = ImageManager.addImage(
685b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        mContentResolver,
686b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        name,
687b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        dateTaken,
6880e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        loc, // location for the database goes here
6890e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        0, // the dsp will use the right orientation so
6900e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                           // don't "double set it"
691b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        ImageManager.CAMERA_IMAGE_BUCKET_NAME,
692b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        name);
693b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (mLastContentUri == null) {
694b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    // this means we got an error
695b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    mCancel = true;
696b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
697b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (!mCancel) {
698562f9230a5fec6ed0d126f62f498424cd47bb11eChih-Chung Chang                    ImageManager.storeImage(
699a6e21440a229e270fdc1ad5e1c02cb10970e5442Chih-Chung Chang                            mLastContentUri, mContentResolver,
70058e94eddd371a9bb7c04936dbeb99615fd1a0c2cChih-Chung Chang                            0, null, data);
70158e94eddd371a9bb7c04936dbeb99615fd1a0c2cChih-Chung Chang                    ImageManager.setImageSize(mContentResolver, mLastContentUri,
7024689e593dc416fe1ec016f5ae1bb2e65bd7cfe0eOwen Lin                            new File(ImageManager.CAMERA_IMAGE_BUCKET_NAME,
7034689e593dc416fe1ec016f5ae1bb2e65bd7cfe0eOwen Lin                            name).length());
704b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
705b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (Exception ex) {
706b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                Log.e(TAG, "Exception while compressing image.", ex);
707b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
708b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
709b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
71091acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang        public void storeImage(final byte[] data,
71191acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang                android.hardware.Camera camera, Location loc) {
7126cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (!mIsImageCaptureIntent) {
713b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                storeImage(data, loc);
7140e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                sendBroadcast(new Intent(
7150e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        "com.android.camera.NEW_PICTURE", mLastContentUri));
7162bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                setLastPictureThumb(data, mImageCapture.getLastCaptureUri());
7172bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                mThumbController.updateDisplayIfNeeded();
718b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
719b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                BitmapFactory.Options options = new BitmapFactory.Options();
720b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                options.inSampleSize = 4;
7210e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                mCaptureOnlyBitmap = BitmapFactory.decodeByteArray(
7220e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        data, 0, data.length, options);
7232bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                showPostCaptureAlert();
724b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
725b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
726b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7270e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        /**
728b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project         * Initiate the capture of an image.
729b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project         */
730d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        public void initiate() {
73111c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            if (mCameraDevice == null) {
73211c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                return;
73311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            }
73411c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks
735b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mCancel = false;
73611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks
737d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li            capture();
738b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
739b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
740b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public Uri getLastCaptureUri() {
741b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return mLastContentUri;
742b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
743b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
744b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public Bitmap getLastBitmap() {
745b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return mCaptureOnlyBitmap;
746b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
747b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
748d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        private void capture() {
749b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mCaptureOnlyBitmap = null;
750b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7514305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            // Set rotation.
75298334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang            int orientation = mLastOrientation;
75398334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang            if (orientation != OrientationEventListener.ORIENTATION_UNKNOWN) {
75498334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang                orientation += 90;
75598334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang            }
75698334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang            orientation = ImageManager.roundOrientation(orientation);
75798334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang            Log.v(TAG, "mLastOrientation = " + mLastOrientation
75898334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang                    + ", orientation = " + orientation);
7594305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            mParameters.setRotation(orientation);
76098334d24526bbbab8c5f33e426173488216c9092Chih-Chung Chang
7614305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            // Clear previous GPS location from the parameters.
7624305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            mParameters.removeGpsData();
763b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7644305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            // Set GPS location.
76507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            Location loc = mRecordLocation ? getCurrentLocation() : null;
766b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            if (loc != null) {
767b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                double lat = loc.getLatitude();
768b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                double lon = loc.getLongitude();
769b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                boolean hasLatLon = (lat != 0.0d) || (lon != 0.0d);
770b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
771b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (hasLatLon) {
7724305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li                    mParameters.setGpsLatitude(lat);
7734305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li                    mParameters.setGpsLongitude(lon);
774d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                    if (loc.hasAltitude()) {
7754305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li                        mParameters.setGpsAltitude(loc.getAltitude());
776d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                    } else {
777d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                        // for NETWORK_PROVIDER location provider, we may have
778d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                        // no altitude information, but the driver needs it, so
779d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                        // we fake one.
7804305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li                        mParameters.setGpsAltitude(0);
781d7e9d1916fbabaecd4be9dacb4472fa3ffe62ed4The Android Open Source Project                    }
782b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    if (loc.getTime() != 0) {
783b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        // Location.getTime() is UTC in milliseconds.
784b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        // gps-timestamp is UTC in seconds.
785b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        long utcTimeSeconds = loc.getTime() / 1000;
7864305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li                        mParameters.setGpsTimestamp(utcTimeSeconds);
787b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
788b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } else {
789b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    loc = null;
790b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
791b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
792b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
793b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mCameraDevice.setParameters(mParameters);
794b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7950e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            mCameraDevice.takePicture(mShutterCallback, mRawPictureCallback,
7960e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    new JpegPictureCallback(loc));
7975fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mPreviewing = false;
798b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
799b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
800b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onSnap() {
8016cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            // If we are already in the middle of taking a snapshot then ignore.
8026cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (mPausing || mStatus == SNAPSHOT_IN_PROGRESS) {
803e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project                return;
804e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            }
805bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mCaptureStartTime = System.currentTimeMillis();
806b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
8070e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // Don't check the filesystem here, we can't afford the latency.
8080e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // Instead, check the cached value which was calculated when the
8090e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // preview was restarted.
810b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            if (mPicturesRemaining < 1) {
811b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                updateStorageHint(mPicturesRemaining);
812b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
813b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
814b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
815b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStatus = SNAPSHOT_IN_PROGRESS;
816b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
817d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li            mImageCapture.initiate();
818b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
819de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project
8209a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        private void clearLastBitmap() {
8219a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project            if (mCaptureOnlyBitmap != null) {
8229a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project                mCaptureOnlyBitmap.recycle();
8239a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project                mCaptureOnlyBitmap = null;
8249a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project            }
8259a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        }
826b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
827b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
828b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void setLastPictureThumb(byte[] data, Uri uri) {
829b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        BitmapFactory.Options options = new BitmapFactory.Options();
830b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        options.inSampleSize = 16;
8310e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        Bitmap lastPictureThumb =
8320e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                BitmapFactory.decodeByteArray(data, 0, data.length, options);
8339bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        mThumbController.setData(uri, lastPictureThumb);
834b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
835b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
8360e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private static String createName(long dateTaken) {
837b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return DateFormat.format("yyyy-MM-dd kk.mm.ss", dateTaken).toString();
838b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
839b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
840b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
841b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onCreate(Bundle icicle) {
842b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onCreate(icicle);
843b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
84448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        Window win = getWindow();
84548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        win.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
84648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        setContentView(R.layout.camera);
84748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        mSurfaceView = (VideoPreview) findViewById(R.id.camera_preview);
84848f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        mViewFinderWidth = mSurfaceView.getLayoutParams().width;
84948f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        mViewFinderHeight = mSurfaceView.getLayoutParams().height;
85048f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        mPreferences = PreferenceManager.getDefaultSharedPreferences(this);
8512c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        mPreferences.registerOnSharedPreferenceChangeListener(this);
85248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li
8530e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        /*
85448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li         * To reduce startup time, we start the preview in another thread.
85548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li         * We make sure the preview is started at the end of onCreate.
8560e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin         */
85748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        Thread startPreviewThread = new Thread(new Runnable() {
85811c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            public void run() {
8593f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                try {
8603f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                    mStartPreviewFail = false;
8613f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                    startPreview();
8623f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                } catch (CameraHardwareException e) {
8633f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                    mStartPreviewFail = true;
8643f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                }
86511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            }
86611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        });
86748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        startPreviewThread.start();
868b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
869b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // don't set mSurfaceHolder here. We have it set ONLY within
8706cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // surfaceChanged / surfaceDestroyed, other parts of the code
871b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // assume that when it is set, the surface is also set.
872b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        SurfaceHolder holder = mSurfaceView.getHolder();
873b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        holder.addCallback(this);
874b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        holder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
875b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
8769bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        mIsImageCaptureIntent = isImageCaptureIntent();
87761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin        LayoutInflater inflater = getLayoutInflater();
87861b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin
87991acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang        ViewGroup rootView = (ViewGroup) findViewById(R.id.camera);
88084f96469f8c54fcdc61b6e854cd478abc15c4f52Wu-cheng Li        if (mIsImageCaptureIntent) {
88161b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            View controlBar = inflater.inflate(
88261b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                    R.layout.attach_camera_control, rootView);
88361b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            controlBar.findViewById(R.id.btn_cancel).setOnClickListener(this);
88461b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            controlBar.findViewById(R.id.btn_retake).setOnClickListener(this);
88561b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            controlBar.findViewById(R.id.btn_done).setOnClickListener(this);
88661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin        } else {
88761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            inflater.inflate(R.layout.camera_control, rootView);
8882e768c1b835a127f190395a91477144d8ae850acOwen Lin            mSwitcher = ((Switcher) findViewById(R.id.camera_switch));
8892e768c1b835a127f190395a91477144d8ae850acOwen Lin            mSwitcher.setOnSwitchListener(this);
890781f55b23ec3c3f97189efaba9d214183109f769Chih-Chung Chang            mSwitcher.addTouchView(findViewById(R.id.camera_switch_set));
89184f96469f8c54fcdc61b6e854cd478abc15c4f52Wu-cheng Li        }
8929bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang
89348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // Make sure preview is started.
894b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        try {
89548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            startPreviewThread.join();
8963f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            if (mStartPreviewFail) showCameraErrorAndFinish();
897b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } catch (InterruptedException ex) {
8980e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // ignore
899b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
9004c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li
9014c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        // Resize mVideoPreview to the right aspect ratio.
9024c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        resizeForPreviewAspectRatio(mSurfaceView);
903b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
904b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
905b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
906b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onStart() {
907b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onStart();
9082e768c1b835a127f190395a91477144d8ae850acOwen Lin        if (!mIsImageCaptureIntent) {
9092e768c1b835a127f190395a91477144d8ae850acOwen Lin            mSwitcher.setSwitch(SWITCH_CAMERA);
9102e768c1b835a127f190395a91477144d8ae850acOwen Lin        }
911b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
912b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
913d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li    private void checkStorage() {
914d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        if (ImageManager.isMediaScannerScanning(getContentResolver())) {
915d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li            mPicturesRemaining = MenuHelper.NO_STORAGE_ERROR;
9161e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li        } else {
9171e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li            calculatePicturesRemaining();
918d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        }
9191e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li        updateStorageHint(mPicturesRemaining);
9201e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li    }
921d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
922b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onClick(View v) {
923b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (v.getId()) {
92461b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_retake:
92561b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                hidePostCaptureAlert();
92661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                restartPreview();
92761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                break;
928dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            case R.id.review_thumbnail:
9295fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li                if (isCameraIdle()) {
930059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                    viewLastImage();
931059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                }
932059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                break;
93361b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_done:
934059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                doAttach();
935059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                break;
93661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_cancel:
937059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                doCancel();
938b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
939b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
940b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
941b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doAttach() {
942de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project        if (mPausing) {
943e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
944e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
945b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Bitmap bitmap = mImageCapture.getLastBitmap();
946b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
947b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String cropValue = null;
948b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Uri saveUri = null;
949b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
950b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Bundle myExtras = getIntent().getExtras();
951b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (myExtras != null) {
952b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            saveUri = (Uri) myExtras.getParcelable(MediaStore.EXTRA_OUTPUT);
953b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropValue = myExtras.getString("crop");
954b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
955b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
956b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
957b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (cropValue == null) {
9580e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // First handle the no crop case -- just return the value.  If the
9590e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // caller specifies a "save uri" then write the data to it's
9600e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // stream. Otherwise, pass back a scaled down version of the bitmap
9610e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // directly in the extras.
962b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            if (saveUri != null) {
963b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                OutputStream outputStream = null;
964b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                try {
965b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    outputStream = mContentResolver.openOutputStream(saveUri);
9660e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    bitmap.compress(Bitmap.CompressFormat.JPEG, 75,
9670e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                            outputStream);
968b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    outputStream.close();
969b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
970b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    setResult(RESULT_OK);
971b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    finish();
972b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } catch (IOException ex) {
9730e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // ignore exception
974b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } finally {
975b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    if (outputStream != null) {
976b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        try {
977b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                            outputStream.close();
978b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        } catch (IOException ex) {
9790e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                            // ignore exception
980b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        }
981b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
982b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
983b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
984b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                float scale = .5F;
985b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                Matrix m = new Matrix();
986b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                m.setScale(scale, scale);
987b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
988b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                bitmap = Bitmap.createBitmap(bitmap, 0, 0,
989b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        bitmap.getWidth(),
990b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        bitmap.getHeight(),
991b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        m, true);
992b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
9930e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                setResult(RESULT_OK,
9940e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        new Intent("inline-data").putExtra("data", bitmap));
995b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
996b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
9970e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        } else {
9980e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // Save the image to a temp file and invoke the cropper
999b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Uri tempUri = null;
1000b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            FileOutputStream tempStream = null;
1001b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
1002b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                File path = getFileStreamPath(sTempCropFilename);
1003b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                path.delete();
1004b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempStream = openFileOutput(sTempCropFilename, 0);
1005b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                bitmap.compress(Bitmap.CompressFormat.JPEG, 75, tempStream);
1006b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempStream.close();
1007b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempUri = Uri.fromFile(path);
1008b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (FileNotFoundException ex) {
1009b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                setResult(Activity.RESULT_CANCELED);
1010b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1011b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
1012b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IOException ex) {
1013b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                setResult(Activity.RESULT_CANCELED);
1014b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1015b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
1016b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } finally {
1017b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (tempStream != null) {
1018b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    try {
1019b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        tempStream.close();
1020b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    } catch (IOException ex) {
10210e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        // ignore exception
1022b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
1023b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1024b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1025b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1026b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Bundle newExtras = new Bundle();
10270e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            if (cropValue.equals("circle")) {
1028b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                newExtras.putString("circleCrop", "true");
10290e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            }
10300e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            if (saveUri != null) {
1031b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                newExtras.putParcelable(MediaStore.EXTRA_OUTPUT, saveUri);
10320e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            } else {
1033b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                newExtras.putBoolean("return-data", true);
10340e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            }
1035b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1036b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Intent cropIntent = new Intent();
1037b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropIntent.setClass(Camera.this, CropImage.class);
1038b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropIntent.setData(tempUri);
1039b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropIntent.putExtras(newExtras);
1040b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1041b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            startActivityForResult(cropIntent, CROP_MSG);
1042b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1043b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1044b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1045b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doCancel() {
1046b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        setResult(RESULT_CANCELED, new Intent());
1047b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        finish();
1048b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1049b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1050b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onShutterButtonFocus(ShutterButton button, boolean pressed) {
105111c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if (mPausing) {
1052e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
1053e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
1054b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (button.getId()) {
1055dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            case R.id.shutter_button:
10562bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                doFocus(pressed);
1057b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1058b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1059b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1060b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1061b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onShutterButtonClick(ShutterButton button) {
106211c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if (mPausing) {
1063e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
1064e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
1065b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (button.getId()) {
1066dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            case R.id.shutter_button:
10672bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                doSnap();
1068b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1069b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1070b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1071b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1072b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private OnScreenHint mStorageHint;
1073b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1074b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void updateStorageHint(int remaining) {
1075b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String noStorageText = null;
1076b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1077b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (remaining == MenuHelper.NO_STORAGE_ERROR) {
1078b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            String state = Environment.getExternalStorageState();
1079d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li            if (state == Environment.MEDIA_CHECKING ||
1080d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                    ImageManager.isMediaScannerScanning(getContentResolver())) {
1081b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                noStorageText = getString(R.string.preparing_sd);
1082b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
1083b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                noStorageText = getString(R.string.no_storage);
1084b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1085b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else if (remaining < 1) {
1086b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            noStorageText = getString(R.string.not_enough_space);
1087b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1088b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1089b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (noStorageText != null) {
1090b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            if (mStorageHint == null) {
1091b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mStorageHint = OnScreenHint.makeText(this, noStorageText);
1092b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
1093b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mStorageHint.setText(noStorageText);
1094b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1095b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.show();
1096b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else if (mStorageHint != null) {
1097b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.cancel();
1098b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint = null;
1099b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1100b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1101b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1102522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void installIntentFilter() {
1103b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // install an intent filter to receive SD card related events.
11040e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        IntentFilter intentFilter =
11050e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                new IntentFilter(Intent.ACTION_MEDIA_MOUNTED);
1106b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_UNMOUNTED);
1107b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_SCANNER_STARTED);
1108b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_SCANNER_FINISHED);
1109b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_CHECKING);
1110b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addDataScheme("file");
1111b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        registerReceiver(mReceiver, intentFilter);
1112b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mDidRegister = true;
1113e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
1114b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1115522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeFocusTone() {
1116e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize focus tone generator.
1117b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        try {
11180e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            mFocusToneGenerator = new ToneGenerator(
11190e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    AudioManager.STREAM_SYSTEM, FOCUS_BEEP_VOLUME);
1120fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li        } catch (Throwable ex) {
1121fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            Log.w(TAG, "Exception caught while creating tone generator: ", ex);
1122b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator = null;
1123b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1124b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1125b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1126522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void readPreference() {
1127e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mRecordLocation = mPreferences.getBoolean(
1128e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                "pref_camera_recordlocation_key", false);
1129e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mFocusMode = mPreferences.getString(
1130e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                CameraSettings.KEY_FOCUS_MODE,
1131e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                getString(R.string.pref_camera_focusmode_default));
1132e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
1133e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1134e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    @Override
1135e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    public void onResume() {
1136e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        super.onResume();
1137e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1138e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mPausing = false;
1139e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mJpegPictureCallbackTime = 0;
1140e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mImageCapture = new ImageCapture();
1141e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
114248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // Start the preview if it is not started.
11433f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (!mPreviewing && !mStartPreviewFail) {
11443f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            try {
11453f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                startPreview();
11463f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            } catch (CameraHardwareException e) {
11473f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                showCameraErrorAndFinish();
11483f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                return;
11493f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            }
115048f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
1151e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
115248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        if (mSurfaceHolder != null) {
11536cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            // If first time initialization is not finished, put it in the
11546cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            // message queue.
11556cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (!mFirstTimeInitialized) {
11566cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li                mHandler.sendEmptyMessage(FIRST_TIME_INIT);
11576cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            } else {
11586cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li                initializeSecondTime();
11596cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            }
1160e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1161e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1162e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mHandler.sendEmptyMessageDelayed(CLEAR_SCREEN_DELAY, SCREEN_DELAY);
1163e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
1164e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
11659bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang    private static ImageManager.DataLocation dataLocation() {
1166b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return ImageManager.DataLocation.EXTERNAL;
1167b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1168b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1169b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
1170b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    protected void onPause() {
1171b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mPausing = true;
1172b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopPreview();
11734904e9713a0118af6321dfe0e77a388fe8c3f45dWu-cheng Li        // Close the camera now because other activities may need to use it.
11744904e9713a0118af6321dfe0e77a388fe8c3f45dWu-cheng Li        closeCamera();
1175b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
11762c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        if (mSettings != null && mSettings.isVisible()) {
11772c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mSettings.setVisible(false);
11782c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        }
11792c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin
1180e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mFirstTimeInitialized) {
1181e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mOrientationListener.disable();
1182e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mGpsIndicator.setVisibility(View.INVISIBLE);
1183e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            if (!mIsImageCaptureIntent) {
1184e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                mThumbController.storeData(
1185e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                        ImageManager.getLastImageThumbPath());
1186e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            }
1187e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            hidePostCaptureAlert();
1188e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1189e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1190b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mDidRegister) {
1191b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            unregisterReceiver(mReceiver);
1192b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mDidRegister = false;
1193b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1194b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopReceivingLocationUpdates();
1195b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1196b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mFocusToneGenerator != null) {
1197b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator.release();
1198b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator = null;
1199b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1200b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1201b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mStorageHint != null) {
1202b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.cancel();
1203b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint = null;
1204b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1205de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project
12069a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        // If we are in an image capture intent and has taken
12079a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        // a picture, we just clear it in onPause.
12089a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        mImageCapture.clearLastBitmap();
12099a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        mImageCapture = null;
1210e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project
121195fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li        // This is necessary to make the ZoomButtonsController unregister
121295fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li        // its configuration change receiver.
121395fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li        if (mZoomButtons != null) {
121495fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li            mZoomButtons.setVisible(false);
121595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li        }
121695fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li
1217d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        // Remove the messages in the event queue.
1218d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        mHandler.removeMessages(CLEAR_SCREEN_DELAY);
1219d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        mHandler.removeMessages(RESTART_PREVIEW);
12206cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mHandler.removeMessages(FIRST_TIME_INIT);
1221d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li
1222b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onPause();
1223b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1224b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1225b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
12260e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    protected void onActivityResult(
12270e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            int requestCode, int resultCode, Intent data) {
1228b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (requestCode) {
1229b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case CROP_MSG: {
1230b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                Intent intent = new Intent();
1231b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (data != null) {
1232b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    Bundle extras = data.getExtras();
1233b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    if (extras != null) {
1234b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        intent.putExtras(extras);
1235b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
1236b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1237b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                setResult(resultCode, intent);
1238b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1239b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1240b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                File path = getFileStreamPath(sTempCropFilename);
1241b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                path.delete();
1242b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1243b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1244b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1245b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1246b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1247b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1248fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j    private boolean canTakePicture() {
1249fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j        return isCameraIdle() && mPreviewing && (mPicturesRemaining > 0);
1250fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j    }
1251fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j
1252b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void autoFocus() {
125305309120f233e2f3a2d6319d0efd996254e86c16Wu-cheng Li        // Initiate autofocus only when preview is started and snapshot is not
125405309120f233e2f3a2d6319d0efd996254e86c16Wu-cheng Li        // in progress.
1255fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j        if (canTakePicture()) {
12565fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            Log.v(TAG, "Start autofocus.");
125772c06b6947053044d141d8983e2cf1376bf93614Wu-cheng Li            if (mZoomButtons != null) mZoomButtons.setVisible(false);
12585fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mFocusStartTime = System.currentTimeMillis();
12595fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mFocusState = FOCUSING;
12605fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            updateFocusIndicator();
12615fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mCameraDevice.autoFocus(mAutoFocusCallback);
1262b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1263b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1264b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
12659c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private void clearFocusState() {
12669c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project        mFocusState = FOCUS_NOT_STARTED;
12675e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang        updateFocusIndicator();
1268b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1269b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1270b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void updateFocusIndicator() {
1271059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin        if (mFocusRectangle == null) return;
1272e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
127375ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        if (mFocusState == FOCUSING || mFocusState == FOCUSING_SNAP_ON_FINISH) {
127475ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showStart();
127575ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        } else if (mFocusState == FOCUS_SUCCESS) {
127675ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showSuccess();
127775ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        } else if (mFocusState == FOCUS_FAIL) {
127875ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showFail();
127975ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        } else {
128075ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.clear();
128175ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        }
1282b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1283b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1284b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
1285b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onKeyDown(int keyCode, KeyEvent event) {
1286b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mHandler.sendEmptyMessageDelayed(CLEAR_SCREEN_DELAY, SCREEN_DELAY);
1287b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1288b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1289b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (keyCode) {
1290b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_BACK:
12915fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li                if (!isCameraIdle()) {
1292b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    // ignore backs while we're taking a picture
1293b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    return true;
1294b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1295b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1296b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_FOCUS:
1297e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
129811c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doFocus(true);
1299b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1300b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1301b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_CAMERA:
1302e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
130311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doSnap();
1304b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1305b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1306b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_DPAD_CENTER:
13070e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // If we get a dpad center event without any focused view, move
13080e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // the focus to the shutter button and press it.
1309e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
13100e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // Start auto-focus immediately to reduce shutter lag. After
13110e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // the shutter button gets the focus, doFocus() will be
13120e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // called again but it is fine.
131311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doFocus(true);
131411c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    if (mShutterButton.isInTouchMode()) {
131511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                        mShutterButton.requestFocusFromTouch();
131611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    } else {
131711c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                        mShutterButton.requestFocus();
1318b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
131911c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    mShutterButton.setPressed(true);
1320b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1321b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1322b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1323b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1324b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return super.onKeyDown(keyCode, event);
1325b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1326b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1327b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
1328b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onKeyUp(int keyCode, KeyEvent event) {
1329b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (keyCode) {
1330b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_FOCUS:
1331e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized) {
1332e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    doFocus(false);
1333e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                }
1334b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1335b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1336b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return super.onKeyUp(keyCode, event);
1337b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1338b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
13399c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private void doSnap() {
13400f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // If the user has half-pressed the shutter and focus is completed, we
13410f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // can take the photo right away. If the focus mode is infinity, we can
13420f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // also take the photo.
13430f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        if (mFocusMode.equals(getString(
13440f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                R.string.pref_camera_focusmode_value_infinity))
134591acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang                || (mFocusState == FOCUS_SUCCESS
134691acfc99279d5ece7ac9cb2d7a2980eb0d3b50daChih-Chung Chang                || mFocusState == FOCUS_FAIL)) {
134772c06b6947053044d141d8983e2cf1376bf93614Wu-cheng Li            if (mZoomButtons != null) mZoomButtons.setVisible(false);
13485fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mImageCapture.onSnap();
13498d0dd0e2ee9a9f8d729ed96597102777cf14701fThe Android Open Source Project        } else if (mFocusState == FOCUSING) {
1350de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            // Half pressing the shutter (i.e. the focus button event) will
1351de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            // already have requested AF for us, so just request capture on
13529c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            // focus here.
13539c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            mFocusState = FOCUSING_SNAP_ON_FINISH;
13548d0dd0e2ee9a9f8d729ed96597102777cf14701fThe Android Open Source Project        } else if (mFocusState == FOCUS_NOT_STARTED) {
13558d0dd0e2ee9a9f8d729ed96597102777cf14701fThe Android Open Source Project            // Focus key down event is dropped for some reasons. Just ignore.
1356b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1357b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1358b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1359b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doFocus(boolean pressed) {
13600f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // Do the focus if the mode is auto. No focus needed in infinity mode.
13610f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        if (mFocusMode.equals(getString(
13620f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                R.string.pref_camera_focusmode_value_auto))) {
13630f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li            if (pressed) {  // Focus key down.
13645fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li                autoFocus();
13650f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li            } else {  // Focus key up.
13660f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                if (mFocusState != FOCUSING_SNAP_ON_FINISH) {
13670f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                    // User releases half-pressed focus key.
13680f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                    clearFocusState();
13690f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li                }
13709c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            }
1371b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1372b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1373b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1374b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
13754fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        // Make sure we have a surface in the holder before proceeding.
13764fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        if (holder.getSurface() == null) {
13774fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang            Log.d(TAG, "holder.getSurface() == null");
13784fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang            return;
13794fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        }
13804fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang
1381ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // The mCameraDevice will be null if it fails to connect to the camera
1382ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // hardware. In this case we will show a dialog and then finish the
1383ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // activity, so it's OK to ignore it.
13843f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mCameraDevice == null) return;
13853f3c857e3f34650c15d764810335024654b0fcc3Owen Lin
13866cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mSurfaceHolder = holder;
13876cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mViewFinderWidth = w;
13886cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mViewFinderHeight = h;
13896cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li
13906cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // Sometimes surfaceChanged is called after onPause. Ignore it.
13913f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mPausing || isFinishing()) return;
13926cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li
139348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // Set preview display if the surface is being created. Preview was
139448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // already started.
139548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        if (holder.isCreating()) {
139648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            setPreviewDisplay(holder);
139748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
13986cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li
13996cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // If first time initialization is not finished, send a message to do
14006cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // it later. We want to finish surfaceChanged as soon as possible to let
14016cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // user see preview first.
14026cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        if (!mFirstTimeInitialized) {
1403e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mHandler.sendEmptyMessage(FIRST_TIME_INIT);
1404547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        } else {
1405547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            initializeSecondTime();
1406e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1407b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1408b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1409b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceCreated(SurfaceHolder holder) {
1410b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1411b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1412b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceDestroyed(SurfaceHolder holder) {
1413b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopPreview();
1414b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mSurfaceHolder = null;
1415b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1416b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1417b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void closeCamera() {
1418b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mCameraDevice != null) {
1419cd65be31531717fb032b7423f8d5a77df465cfcaChih-Chung Chang            CameraHolder.instance().release();
1420b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mCameraDevice = null;
1421b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mPreviewing = false;
1422b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1423b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1424b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
14253f3c857e3f34650c15d764810335024654b0fcc3Owen Lin    private void ensureCameraDevice() throws CameraHardwareException {
142611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if (mCameraDevice == null) {
1427cd65be31531717fb032b7423f8d5a77df465cfcaChih-Chung Chang            mCameraDevice = CameraHolder.instance().open();
142811c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        }
142911c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks    }
143011c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks
1431b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void updateLastImage() {
1432f5bf8ca5870fed38fe91e3e018ebc13cc1738364Chih-Chung Chang        IImageList list = ImageManager.makeImageList(
1433b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mContentResolver,
1434b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            dataLocation(),
1435b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            ImageManager.INCLUDE_IMAGES,
1436b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            ImageManager.SORT_ASCENDING,
1437b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            ImageManager.CAMERA_IMAGE_BUCKET_ID);
1438b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        int count = list.getCount();
1439b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (count > 0) {
14400e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            IImage image = list.getImageAt(count - 1);
14419bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang            Uri uri = image.fullSizeImageUri();
14429bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang            mThumbController.setData(uri, image.miniThumbBitmap());
1443b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else {
14449bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang            mThumbController.setData(null, null);
1445b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1446f5bf8ca5870fed38fe91e3e018ebc13cc1738364Chih-Chung Chang        list.close();
1447b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1448b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
14493f3c857e3f34650c15d764810335024654b0fcc3Owen Lin    private void showCameraErrorAndFinish() {
14503f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        Resources ress = getResources();
14513f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        Util.showFatalErrorAndFinish(Camera.this,
14523f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                ress.getString(R.string.camera_error_title),
14533f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                ress.getString(R.string.cannot_connect_camera));
14543f3c857e3f34650c15d764810335024654b0fcc3Owen Lin    }
14553f3c857e3f34650c15d764810335024654b0fcc3Owen Lin
1456b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void restartPreview() {
1457b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // make sure the surfaceview fills the whole screen when previewing
14586cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mSurfaceView.setAspectRatio(VideoPreview.DONT_CARE);
14593f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        try {
14603f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            startPreview();
14613f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        } catch (CameraHardwareException e) {
14623f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            showCameraErrorAndFinish();
14633f3c857e3f34650c15d764810335024654b0fcc3Owen Lin            return;
14643f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        }
1465b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
14660e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        // Calculate this in advance of each shot so we don't add to shutter
14670e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        // latency. It's true that someone else could write to the SD card in
14680e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        // the mean time and fill it, but that could have happened between the
14690e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        // shutter press and saving the JPEG too.
1470b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        calculatePicturesRemaining();
1471b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1472b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
147348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li    private void setPreviewDisplay(SurfaceHolder holder) {
147448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        try {
147548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            mCameraDevice.setPreviewDisplay(holder);
147648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        } catch (Throwable ex) {
147748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            closeCamera();
147848f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            throw new RuntimeException("setPreviewDisplay failed", ex);
147948f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
148048f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li    }
148148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li
14823f3c857e3f34650c15d764810335024654b0fcc3Owen Lin    private void startPreview() throws CameraHardwareException {
14833f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mPausing || isFinishing()) return;
148411c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks
14853f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        ensureCameraDevice();
1486b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
14876cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // If we're previewing already, stop the preview first (this will blank
14886cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // the screen).
14890e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        if (mPreviewing) stopPreview();
1490b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
149148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        setPreviewDisplay(mSurfaceHolder);
1492b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1493e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li        setCameraParameter();
1494b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
149511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        final long wallTimeStart = SystemClock.elapsedRealtime();
149611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        final long threadTimeStart = Debug.threadCpuTimeNanos();
1497f5e26bbc592503f28933941740c29070fa6222aeDave Sparks
1498bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li        // Set one shot preview callback for latency measurement.
1499bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li        mCameraDevice.setOneShotPreviewCallback(mOneShotPreviewCallback);
1500cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau        mCameraDevice.setErrorCallback(mErrorCallback);
1501bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li
150211c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        try {
15038564b8a3844d87e1ffe3d40cb8ff7ff5cb93312eWu-cheng Li            Log.v(TAG, "startPreview");
150411c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            mCameraDevice.startPreview();
1505fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li        } catch (Throwable ex) {
1506fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            closeCamera();
1507fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            throw new RuntimeException("startPreview failed", ex);
1508b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
150911c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        mPreviewing = true;
15106cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mStatus = IDLE;
1511b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
151211c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        long threadTimeEnd = Debug.threadCpuTimeNanos();
151311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        long wallTimeEnd = SystemClock.elapsedRealtime();
151411c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if ((wallTimeEnd - wallTimeStart) > 3000) {
15150e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            Log.w(TAG, "startPreview() to " + (wallTimeEnd - wallTimeStart)
15160e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    + " ms. Thread time was"
151711c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    + (threadTimeEnd - threadTimeStart) / 1000000 + " ms.");
1518b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
151991227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li
152091227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        // Currently the camera driver resets the zoom back to 1.0 after taking
152191227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        // a picture. But setting zoom to original value from the application
152291227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        // does not work now. Set the value to 1.0 in the app as a work-around.
1523aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        if (mZoomButtons != null && mZoomValue != ZOOM_MIN) {
1524aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            mZoomValue = ZOOM_MIN;
1525aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li            zoomToLevel(ZOOM_IMMEDIATE);
152691227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li        }
1527b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1528b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
15295fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    private void stopPreview() {
15305fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        if (mCameraDevice != null && mPreviewing) {
15318564b8a3844d87e1ffe3d40cb8ff7ff5cb93312eWu-cheng Li            Log.v(TAG, "stopPreview");
15325fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mCameraDevice.stopPreview();
15335fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        }
15345fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        mPreviewing = false;
15355fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        // If auto focus was in progress, it would have been canceled.
15365fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        clearFocusState();
15375fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    }
15385fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
15394c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li    private void resizeForPreviewAspectRatio(View v) {
15404c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        ViewGroup.LayoutParams params;
15414c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        params = v.getLayoutParams();
15424c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        Size size = mParameters.getPreviewSize();
15434c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        params.width = (int) (params.height * size.width / size.height);
15444c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        Log.v(TAG, "resize to " + params.width + "x" + params.height);
15454c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        v.setLayoutParams(params);
15464c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li    }
15474c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li
15484c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li    private Size getOptimalPreviewSize(List<Size> sizes) {
15494c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        Size optimalSize = null;
15504c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        if (sizes != null) {
15514c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li            optimalSize = sizes.get(0);
15524c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li            for (int i = 1; i < sizes.size(); i++) {
15534c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li                if (Math.abs(sizes.get(i).height - mViewFinderHeight) <
15544c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li                        Math.abs(optimalSize.height - mViewFinderHeight)) {
15554c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li                    optimalSize = sizes.get(i);
15564c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li                }
15574c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li            }
15584c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li            Log.v(TAG, "Optimal preview size is " + optimalSize.width + "x"
15594c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li                    + optimalSize.height);
15604c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        }
15614c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        return optimalSize;
15624c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li    }
15634c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li
1564e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li    private void setCameraParameter() {
1565e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li        mParameters = mCameraDevice.getParameters();
15665945773c664ada754ce5eb9239bd4c8bd95ee4b4Wu-cheng Li
1567cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        // Reset preview frame rate to the maximum because it may be lowered by
1568cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        // video camera application.
1569cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        List<Integer> frameRates = mParameters.getSupportedPreviewFrameRates();
1570cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        if (frameRates != null) {
1571cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li            Integer max = Collections.max(frameRates);
1572cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li            mParameters.setPreviewFrameRate(max);
1573cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        }
1574cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li
15754c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        // Set a preview size that is closest to the viewfinder height.
15764c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        List<Size> sizes = mParameters.getSupportedPreviewSizes();
15774c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        Size optimalSize = getOptimalPreviewSize(sizes);
15784c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        if (optimalSize != null) {
15794c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li            mParameters.setPreviewSize(optimalSize.width, optimalSize.height);
15804c37a761a74d4bf9af3850894f3d919b7f272758Wu-cheng Li        }
1581937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin
15825945773c664ada754ce5eb9239bd4c8bd95ee4b4Wu-cheng Li        // Set picture size.
15832c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        String pictureSize = mPreferences.getString(
15842c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                CameraSettings.KEY_PICTURE_SIZE,
15852c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                getString(R.string.pref_camera_picturesize_default));
15862c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        setCameraPictureSizeIfSupported(pictureSize);
1587937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin
15885945773c664ada754ce5eb9239bd4c8bd95ee4b4Wu-cheng Li        // Set JPEG quality.
1589e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li        String jpegQuality = mPreferences.getString(
1590e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li                CameraSettings.KEY_JPEG_QUALITY,
1591e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li                getString(R.string.pref_camera_jpegquality_default));
15924305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li        mParameters.setJpegQuality(Integer.parseInt(jpegQuality));
1593937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin
15945a737558964d65560e536f1f096a245f34659d08Wu-cheng Li        // Set flash mode.
15954305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li        if (mParameters.getSupportedFlashModes() != null) {
15965a737558964d65560e536f1f096a245f34659d08Wu-cheng Li            String flashMode = mPreferences.getString(
15975a737558964d65560e536f1f096a245f34659d08Wu-cheng Li                    CameraSettings.KEY_FLASH_MODE, "auto");
15984305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li            mParameters.setFlashMode(flashMode);
15995a737558964d65560e536f1f096a245f34659d08Wu-cheng Li        }
16005a737558964d65560e536f1f096a245f34659d08Wu-cheng Li
16015f6484a74fe019337e436e6e0dcb07375a74af25President Li        // Set white balance parameter.
16025f6484a74fe019337e436e6e0dcb07375a74af25President Li        if (mParameters.getSupportedWhiteBalance() != null) {
16035f6484a74fe019337e436e6e0dcb07375a74af25President Li            String whiteBalance = mPreferences.getString(
16045f6484a74fe019337e436e6e0dcb07375a74af25President Li                    CameraSettings.KEY_WHITE_BALANCE,
16055f6484a74fe019337e436e6e0dcb07375a74af25President Li                    getString(R.string.pref_camera_whitebalance_default));
16065f6484a74fe019337e436e6e0dcb07375a74af25President Li            mParameters.setWhiteBalance(whiteBalance);
16075f6484a74fe019337e436e6e0dcb07375a74af25President Li        }
16085f6484a74fe019337e436e6e0dcb07375a74af25President Li
16095f6484a74fe019337e436e6e0dcb07375a74af25President Li        // Set color effect parameter.
16105f6484a74fe019337e436e6e0dcb07375a74af25President Li        if (mParameters.getSupportedColorEffects() != null) {
16115f6484a74fe019337e436e6e0dcb07375a74af25President Li            String colorEffect = mPreferences.getString(
16125f6484a74fe019337e436e6e0dcb07375a74af25President Li                    CameraSettings.KEY_COLOR_EFFECT,
16135f6484a74fe019337e436e6e0dcb07375a74af25President Li                    getString(R.string.pref_camera_coloreffect_default));
16145f6484a74fe019337e436e6e0dcb07375a74af25President Li            mParameters.setColorEffect(colorEffect);
16155f6484a74fe019337e436e6e0dcb07375a74af25President Li        }
16165f6484a74fe019337e436e6e0dcb07375a74af25President Li
1617e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li        mCameraDevice.setParameters(mParameters);
1618e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li    }
1619e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li
1620522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void gotoGallery() {
1621b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        MenuHelper.gotoCameraImageGallery(this);
1622b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1623b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1624b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void viewLastImage() {
16259bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mThumbController.isUriValid()) {
16269bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang            Uri targetUri = mThumbController.getUri();
16270e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            targetUri = targetUri.buildUpon().appendQueryParameter(
16280e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    "bucketId", ImageManager.CAMERA_IMAGE_BUCKET_ID).build();
162946fc7aeec04021dfc2f4c947649888dbc7408f53Wu-cheng Li            Intent intent = new Intent(this, ReviewImage.class);
163046fc7aeec04021dfc2f4c947649888dbc7408f53Wu-cheng Li            intent.setData(targetUri);
1631b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            intent.putExtra(MediaStore.EXTRA_FULL_SCREEN, true);
1632b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            intent.putExtra(MediaStore.EXTRA_SHOW_ACTION_ICONS, true);
1633b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            intent.putExtra("com.android.camera.ReviewMode", true);
1634b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
1635b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                startActivity(intent);
16360e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            } catch (ActivityNotFoundException ex) {
16370ce26e03b0b10fc28824518f3e703aa4b1dc02afOwen Lin                Log.e(TAG, "review image fail", ex);
1638b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1639b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else {
1640b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Log.e(TAG, "Can't view last image.");
1641b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1642b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1643b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1644b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void startReceivingLocationUpdates() {
1645b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mLocationManager != null) {
1646b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
1647b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mLocationManager.requestLocationUpdates(
1648b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        LocationManager.NETWORK_PROVIDER,
1649b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        1000,
1650b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        0F,
1651b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        mLocationListeners[1]);
1652b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (java.lang.SecurityException ex) {
1653deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.i(TAG, "fail to request location update, ignore", ex);
1654b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IllegalArgumentException ex) {
1655deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.d(TAG, "provider does not exist " + ex.getMessage());
1656b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1657b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
1658b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mLocationManager.requestLocationUpdates(
1659b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        LocationManager.GPS_PROVIDER,
1660b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        1000,
1661b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        0F,
1662b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        mLocationListeners[0]);
1663b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (java.lang.SecurityException ex) {
1664deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.i(TAG, "fail to request location update, ignore", ex);
1665b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IllegalArgumentException ex) {
1666deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.d(TAG, "provider does not exist " + ex.getMessage());
1667b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1668b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1669b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1670b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1671b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void stopReceivingLocationUpdates() {
1672b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mLocationManager != null) {
1673b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            for (int i = 0; i < mLocationListeners.length; i++) {
1674b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                try {
1675b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    mLocationManager.removeUpdates(mLocationListeners[i]);
1676b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } catch (Exception ex) {
1677deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                    Log.i(TAG, "fail to remove location listners, ignore", ex);
1678b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1679b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1680b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1681b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1682b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1683b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private Location getCurrentLocation() {
1684b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // go in best to worst order
1685b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        for (int i = 0; i < mLocationListeners.length; i++) {
168607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            Location l = mLocationListeners[i].current();
168707c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            if (l != null) return l;
1688b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
168907c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin        return null;
1690b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1691b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
16925fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    private boolean isCameraIdle() {
16935fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        return mStatus == IDLE && mFocusState == FOCUS_NOT_STARTED;
1694b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1695b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1696b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private boolean isImageCaptureIntent() {
1697b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String action = getIntent().getAction();
1698b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return (MediaStore.ACTION_IMAGE_CAPTURE.equals(action));
1699b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1700b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1701b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void showPostCaptureAlert() {
17029bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
170361b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            findViewById(R.id.shutter_button).setVisibility(View.INVISIBLE);
170461b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            int[] pickIds = {R.id.btn_retake, R.id.btn_done};
17050e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            for (int id : pickIds) {
170661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                View button = findViewById(id);
170761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                ((View) button.getParent()).setVisibility(View.VISIBLE);
1708b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1709b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1710b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1711b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1712b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void hidePostCaptureAlert() {
17139bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
171461b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            findViewById(R.id.shutter_button).setVisibility(View.VISIBLE);
171561b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            int[] pickIds = {R.id.btn_retake, R.id.btn_done};
171661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            for (int id : pickIds) {
171761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                View button = findViewById(id);
171861b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                ((View) button.getParent()).setVisibility(View.GONE);
171961b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            }
1720b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1721b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1722b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
17235fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    private int calculatePicturesRemaining() {
17245fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        mPicturesRemaining = MenuHelper.calculatePicturesRemaining();
17255fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        return mPicturesRemaining;
17265fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    }
17275fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
17285fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    @Override
17295fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    public boolean onPrepareOptionsMenu(Menu menu) {
17305fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        super.onPrepareOptionsMenu(menu);
17315fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        // Only show the menu when camera is idle.
1732b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        for (int i = 0; i < menu.size(); i++) {
1733b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            menu.getItem(i).setVisible(isCameraIdle());
17345fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        }
17355fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
17365fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        return true;
17375fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    }
17385fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
1739b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
1740b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onCreateOptionsMenu(Menu menu) {
1741b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onCreateOptionsMenu(menu);
1742b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
17439bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
1744b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            // No options menu for attach mode.
1745b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return false;
1746b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else {
1747b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            addBaseMenuItems(menu);
1748b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1749b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return true;
1750b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1751b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1752b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void addBaseMenuItems(Menu menu) {
1753b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        MenuHelper.addSwitchModeMenuItem(menu, this, true);
1754b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1755d189083d760820ad0b0d88e11feb897e4ab5011cChih-Chung Chang        MenuItem gallery = menu.add(Menu.NONE, Menu.NONE,
1756d189083d760820ad0b0d88e11feb897e4ab5011cChih-Chung Chang                MenuHelper.POSITION_GOTO_GALLERY,
1757b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                R.string.camera_gallery_photos_text)
1758b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                .setOnMenuItemClickListener(new OnMenuItemClickListener() {
1759b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            public boolean onMenuItemClick(MenuItem item) {
1760b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                gotoGallery();
1761b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                return true;
1762b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            }
1763b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        });
1764b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        gallery.setIcon(android.R.drawable.ic_menu_gallery);
1765b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        mGalleryItems.add(gallery);
1766b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang
1767d189083d760820ad0b0d88e11feb897e4ab5011cChih-Chung Chang        MenuItem item = menu.add(Menu.NONE, Menu.NONE,
1768d189083d760820ad0b0d88e11feb897e4ab5011cChih-Chung Chang                MenuHelper.POSITION_CAMERA_SETTING, R.string.settings)
17690e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                .setOnMenuItemClickListener(new OnMenuItemClickListener() {
1770b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            public boolean onMenuItemClick(MenuItem item) {
17712c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                if (mSettings == null) {
17722c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    mSettings = new OnScreenSettings(
17732c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                            findViewById(R.id.camera_preview));
17742c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    CameraSettingsHelper helper =
17752c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                            new CameraSettingsHelper(Camera.this, mParameters);
17762c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    PreferenceScreen screen = helper.getPreferenceScreen();
17772c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    mSettings.setPreferenceScreen(screen);
17782c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                }
17792c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                mSettings.setVisible(true);
1780b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1781b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1782b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        });
1783b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        item.setIcon(android.R.drawable.ic_menu_preferences);
1784b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1785e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin
1786d918cfa6846593ceb844196a6d0012f3f350252fChih-Chung Chang    public boolean onSwitchChanged(Switcher source, boolean onOff) {
1787d918cfa6846593ceb844196a6d0012f3f350252fChih-Chung Chang        if (onOff == SWITCH_VIDEO) {
1788d918cfa6846593ceb844196a6d0012f3f350252fChih-Chung Chang            if (!isCameraIdle()) return false;
1789e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin            MenuHelper.gotoVideoMode(this);
17903283e049aa080c375457de46bbf180a88899228aOwen Lin            finish();
1791e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin        }
1792d918cfa6846593ceb844196a6d0012f3f350252fChih-Chung Chang        return true;
1793e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin    }
17948df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
17958df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public void onFlashModeChanged(String modeString) {
17964305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Li        mParameters.setFlashMode(modeString);
17978df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        mCameraDevice.setParameters(mParameters);
17988df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        SharedPreferences.Editor editor = mPreferences.edit();
17998df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        editor.putString(CameraSettings.KEY_FLASH_MODE, modeString);
18008df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        editor.commit();
18018df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
18022c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin
18032c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin    private void setCameraPictureSizeIfSupported(String sizeString) {
18042c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        List<Size> pictureSizes = mParameters.getSupportedPictureSizes();
18052c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        if (pictureSizes != null) {
18062c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            int index = sizeString.indexOf('x');
18072c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            int width = Integer.parseInt(sizeString.substring(0, index));
18082c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            int height = Integer.parseInt(sizeString.substring(index + 1));
18092c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            for (Size size: pictureSizes) {
18102c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                if (size.width == width && size.height == height) {
18112c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    mParameters.setPictureSize(width, height);
18122c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    break;
18132c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                }
18142c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            }
18152c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        }
18162c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin    }
18172c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin
18182c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin    public void onSharedPreferenceChanged(
18192c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            SharedPreferences preferences, String key) {
18202c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        // ignore the events after "onPause()"
18212c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        if (mPausing) return;
18222c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin
18232c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        if (CameraSettingsHelper.KEY_FLASH_MODE.equals(key)) {
18242c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mParameters.setFlashMode(preferences.getString(key, "auto"));
18252c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mCameraDevice.setParameters(mParameters);
18262c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        } else if (CameraSettingsHelper.KEY_FOCUS_MODE.equals(key)) {
18272c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mFocusMode = preferences.getString(key,
18282c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    getString(R.string.pref_camera_focusmode_default));
18292c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        } else if (CameraSettingsHelper.KEY_PICTURE_SIZE.equals(key)) {
18302c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            String pictureSize = preferences.getString(key,
18312c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    getString(R.string.pref_camera_picturesize_default));
18322c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            setCameraPictureSizeIfSupported(pictureSize);
18332c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mCameraDevice.setParameters(mParameters);
18342c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        } else if (CameraSettingsHelper.KEY_JPEG_QUALITY.equals(key)) {
18352c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            String jpegQuality = preferences.getString(key,
18362c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                    getString(R.string.pref_camera_jpegquality_default));
18372c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mParameters.setJpegQuality(Integer.parseInt(jpegQuality));
18382c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mCameraDevice.setParameters(mParameters);
18392c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        } else if (CameraSettingsHelper.KEY_RECORD_LOCATION.equals(key)) {
18402c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            mRecordLocation = preferences.getBoolean(key, false);
18412c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            if (mRecordLocation) {
18422c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                startReceivingLocationUpdates();
18432c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            } else {
18442c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin                stopReceivingLocationUpdates();
18452c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin            }
18465f6484a74fe019337e436e6e0dcb07375a74af25President Li        } else if (CameraSettings.KEY_COLOR_EFFECT.equals(key)) {
18475f6484a74fe019337e436e6e0dcb07375a74af25President Li            String colorEffect = preferences.getString(key,
18485f6484a74fe019337e436e6e0dcb07375a74af25President Li                    getString(R.string.pref_camera_coloreffect_default));
18495f6484a74fe019337e436e6e0dcb07375a74af25President Li            mParameters.setColorEffect(colorEffect);
18505f6484a74fe019337e436e6e0dcb07375a74af25President Li            mCameraDevice.setParameters(mParameters);
18515f6484a74fe019337e436e6e0dcb07375a74af25President Li        } else if (CameraSettings.KEY_WHITE_BALANCE.equals(key)) {
18525f6484a74fe019337e436e6e0dcb07375a74af25President Li            String whiteBalance = preferences.getString(key,
18535f6484a74fe019337e436e6e0dcb07375a74af25President Li                    getString(R.string.pref_camera_whitebalance_default));
18545f6484a74fe019337e436e6e0dcb07375a74af25President Li            mParameters.setWhiteBalance(whiteBalance);
18555f6484a74fe019337e436e6e0dcb07375a74af25President Li            mCameraDevice.setParameters(mParameters);
18562c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        }
18572c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin    }
18582c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin
1859b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project}
18605e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18615e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Changclass FocusRectangle extends View {
1862deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin
1863deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin    @SuppressWarnings("unused")
18645e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    private static final String TAG = "FocusRectangle";
18655e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18665e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    public FocusRectangle(Context context, AttributeSet attrs) {
18675e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang        super(context, attrs);
18685e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18695e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18705e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    private void setDrawable(int resid) {
1871dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        setBackgroundDrawable(getResources().getDrawable(resid));
18725e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18735e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18745e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    public void showStart() {
1875dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        setDrawable(R.drawable.focus_focusing);
18765e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18775e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18785e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    public void showSuccess() {
1879dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        setDrawable(R.drawable.focus_focused);
18805e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18815e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18825e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    public void showFail() {
1883dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        setDrawable(R.drawable.focus_focus_failed);
18845e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18855e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang
18865e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    public void clear() {
18875e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang        setBackgroundDrawable(null);
18885e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang    }
18895e5aa7e1e8bd03e9919d5f14b9f5df75cf68ff8fChih-Chung Chang}
18908df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
18918df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang// FlashButton changes state every time it is clicked.
18928df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang// The ModeChangeListener notifies that event.
18938df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Changclass FlashButton extends ImageView implements View.OnClickListener {
18948df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final String TAG = "FlashButton";
18958df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
18968df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final int MODE_OFF = 0;
18978df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final int MODE_ON = 1;
18988df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final int MODE_AUTO = 2;
18998df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19008df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final String[] MODE_STRINGS = new String[] {
19018df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        "off", "on", "auto"
19028df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    };
19038df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19048df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private static final int[] FLASH_IMAGES = new int[] {
19058df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        R.drawable.flash_off,
19068df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        R.drawable.flash_on,
19078df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        R.drawable.flash_auto
19088df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    };
19098df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19108df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private int mCurrentMode;
19118df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private ModeChangeListener mListener;
19128df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19138df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public interface ModeChangeListener {
19148df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        public void onFlashModeChanged(String modeString);
19158df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19168df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public FlashButton(Context context, AttributeSet attrs) {
19178df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        super(context, attrs);
19188df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        updateMode(MODE_AUTO);
19198df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        setOnClickListener(this);
19208df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19218df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19228df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public void setMode(String modeString) {
19238df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        for (int i = 0; i < MODE_STRINGS.length; i++) {
19248df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            if (MODE_STRINGS[i].equals(modeString)) {
19258df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang                updateModeIfNecessary(i);
19268df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang                return;
19278df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            }
19288df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        }
19298df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        Log.w(TAG, "Unknown mode: " + modeString);
19308df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19318df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19328df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public void setListener(ModeChangeListener listener) {
19338df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        mListener = listener;
19348df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19358df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19368df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    public void onClick(View v) {
19378df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        int nextMode = (mCurrentMode + 1) % FLASH_IMAGES.length;
19388df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        updateMode(nextMode);
19398df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19408df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19418df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private void updateModeIfNecessary(int mode) {
19428df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        if (mode == mCurrentMode) return;
19438df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        if (mode < 0 || mode >= FLASH_IMAGES.length) {
19448df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            return;
19458df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        }
19468df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        updateMode(mode);
19478df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19488df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
19498df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    private void updateMode(int mode) {
19508df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        mCurrentMode = mode;
19518df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        setImageResource(FLASH_IMAGES[mode]);
19528df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        if (mListener != null) {
19538df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang            mListener.onFlashModeChanged(MODE_STRINGS[mode]);
19548df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang        }
19558df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang    }
19568df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang}
1957