Camera.java revision 54fcae5227535ae6960d2cea4fe83b9ee848249e
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
19b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wangimport com.android.camera.ui.CameraPicker;
2041ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Liimport com.android.camera.ui.FaceView;
211b6cd72127f64a5306ee4acecaf6113627d35db2Wu-cheng Liimport com.android.camera.ui.FocusRectangle;
22bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wangimport com.android.camera.ui.IndicatorControl;
236fb969e2edd99340b3b77eae4e7b313a82937930Andy Stadlerimport com.android.camera.ui.RotateImageView;
2498d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Liimport com.android.camera.ui.RotateLayout;
25c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Liimport com.android.camera.ui.SharePopup;
267f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Liimport com.android.camera.ui.ZoomPicker;
271efb18228a45952d699af280482e1c51a4582690Owen Lin
28b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.app.Activity;
29b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.BroadcastReceiver;
306d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chenimport android.content.ContentProviderClient;
31b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.ContentResolver;
32b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.Context;
33b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.Intent;
34b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.content.IntentFilter;
3559b5974a4ae078eb7628fd855db89e5be9b0fe6fOwen Linimport android.content.SharedPreferences.Editor;
36b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.graphics.Bitmap;
3718c1ad898f3fddcd321af7ffbb32416a1b32f323Wu-cheng Liimport android.graphics.Rect;
387895ae7d31da363a225988ffd2e0479fece6499eWu-cheng Liimport android.hardware.Camera.Area;
394aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Liimport android.hardware.Camera.CameraInfo;
4041ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Liimport android.hardware.Camera.Face;
4141ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Liimport android.hardware.Camera.FaceDetectionListener;
424305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Liimport android.hardware.Camera.Parameters;
43b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.hardware.Camera.PictureCallback;
444305c70dc849156be5d79d52772ea71cd890ca40Wu-cheng Liimport android.hardware.Camera.Size;
45b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.Location;
46b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.LocationManager;
47b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.location.LocationProvider;
48b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.media.AudioManager;
4902af7e82f97ade581703c7f4a32666e4f578173bWu-cheng Liimport android.media.CameraProfile;
50281be5337852cb4b5d24e0a0440c426cb96bbebdOwen Linimport android.media.ToneGenerator;
51b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.net.Uri;
52b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Bundle;
53b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Handler;
54cdf69cba3617c446e4fe9a92b4b4199c6ed36d01Owen Linimport android.os.Looper;
55b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.os.Message;
56f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Changimport android.os.MessageQueue;
57232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Liimport android.os.SystemClock;
58b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.provider.MediaStore;
59ed32015f4a0536e842306a207d620ec5e3f665c0Owen Linimport android.provider.Settings;
60b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.util.Log;
61aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Liimport android.view.GestureDetector;
62c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Liimport android.view.Gravity;
63b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.KeyEvent;
64b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.Menu;
65b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.MenuItem;
666fb969e2edd99340b3b77eae4e7b313a82937930Andy Stadlerimport android.view.MenuItem.OnMenuItemClickListener;
6795fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Liimport android.view.MotionEvent;
68b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.OrientationEventListener;
69b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.SurfaceHolder;
70ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Linimport android.view.SurfaceView;
71b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.View;
72b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.ViewGroup;
73b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.Window;
74b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Projectimport android.view.WindowManager;
7598d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Liimport android.view.animation.AnimationUtils;
76373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyanimport android.widget.Button;
7722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Liimport android.widget.RelativeLayout;
78fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Liimport android.widget.Toast;
792e768c1b835a127f190395a91477144d8ae850acOwen Lin
800e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.File;
810e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.FileNotFoundException;
820e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.FileOutputStream;
830e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.IOException;
840e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.io.OutputStream;
8530055f6830b3d524cfbdfeab6536bb46e390747aPetri Gyntherimport java.text.SimpleDateFormat;
860e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Linimport java.util.ArrayList;
87cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Liimport java.util.Collections;
8830055f6830b3d524cfbdfeab6536bb46e390747aPetri Gyntherimport java.util.Date;
8982544b4564c079ece1a9065d19add36b2635bb8fOwen Linimport java.util.List;
900e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin
91271b3095b9f763421c0547109da9de774795072dChih-Chung Chang/** The Camera activity which can preview and take pictures. */
927673ada94b5e2263e7190ca246694cdee31ed03eWu-cheng Lipublic class Camera extends ActivityBase implements View.OnClickListener,
9322e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        View.OnTouchListener, ShutterButton.OnShutterButtonListener,
9441ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li        SurfaceHolder.Callback, ModePicker.OnModeChangeListener,
9541ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li        FaceDetectionListener {
96b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
97b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final String TAG = "camera";
98b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
998ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li    private static final String LAST_THUMB_FILENAME = "image_last_thumb";
1000aaed976b603c56006213d196e6b0703285dafd5Chia-chi Yeh
101b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int CROP_MSG = 1;
102e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    private static final int FIRST_TIME_INIT = 2;
103b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int RESTART_PREVIEW = 3;
104b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int CLEAR_SCREEN_DELAY = 4;
1051de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang    private static final int SET_CAMERA_PARAMETERS_WHEN_IDLE = 5;
106232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li    private static final int CHECK_DISPLAY_ROTATION = 6;
107551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li    private static final int RESET_TOUCH_FOCUS = 7;
10854fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li    private static final int SHOW_TAP_TO_FOCUS_TOAST = 8;
10954fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li    private static final int DISMISS_TAP_TO_FOCUS_TOAST = 9;
110b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
111ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // The subset of parameters we need to update in setCameraParameters().
112ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private static final int UPDATE_PARAM_INITIALIZE = 1;
113ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private static final int UPDATE_PARAM_ZOOM = 2;
114ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private static final int UPDATE_PARAM_PREFERENCE = 4;
115ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private static final int UPDATE_PARAM_ALL = -1;
116ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
117ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // When setCameraParametersWhenIdle() is called, we accumulate the subsets
118ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // needed to be updated in mUpdateSet.
119ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private int mUpdateSet;
120ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
121ed32015f4a0536e842306a207d620ec5e3f665c0Owen Lin    // The brightness settings used when it is set to automatic in the system.
122ed32015f4a0536e842306a207d620ec5e3f665c0Owen Lin    // The reason why it is set to 0.7 is just because 1.0 is too bright.
123ed32015f4a0536e842306a207d620ec5e3f665c0Owen Lin    private static final float DEFAULT_CAMERA_BRIGHTNESS = 0.7f;
124ed32015f4a0536e842306a207d620ec5e3f665c0Owen Lin
125b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int SCREEN_DELAY = 2 * 60 * 1000;
126b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final int FOCUS_BEEP_VOLUME = 100;
127b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
12833be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private static final int ZOOM_STOPPED = 0;
12933be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private static final int ZOOM_START = 1;
13033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private static final int ZOOM_STOPPING = 2;
13133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin
13233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private int mZoomState = ZOOM_STOPPED;
133316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li    private boolean mSmoothZoomSupported = false;
134316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li    private int mZoomValue;  // The current zoom value.
135316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li    private int mZoomMax;
13633be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private int mTargetZoomValue;
137c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li    private ZoomPicker mZoomPicker;
13835bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li
1395f6484a74fe019337e436e6e0dcb07375a74af25President Li    private Parameters mParameters;
14070fe12f4d0ba9c08be9e0f0bda75b172a21cf70aOwen Lin    private Parameters mInitialParams;
1415f6484a74fe019337e436e6e0dcb07375a74af25President Li
1424aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    private MyOrientationEventListener mOrientationListener;
143c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li    // The degrees of the device rotated clockwise from its natural orientation.
1444aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    private int mOrientation = OrientationEventListener.ORIENTATION_UNKNOWN;
145c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li    // The orientation compensation for icons and thumbnails. Ex: if the value
146c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li    // is 90, the UI components should be rotated 90 degrees counter-clockwise.
1474aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    private int mOrientationCompensation = 0;
1481ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang    private ComboPreferences mPreferences;
149b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
150b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private static final String sTempCropFilename = "crop-temp";
151b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
152b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private android.hardware.Camera mCameraDevice;
1536d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen    private ContentProviderClient mMediaProviderClient;
154b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private SurfaceHolder mSurfaceHolder = null;
15595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ShutterButton mShutterButton;
15695fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private ToneGenerator mFocusToneGenerator;
15702ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li    private GestureDetector mPopupGestureDetector;
15803eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li    private boolean mOpenCameraFail = false;
159dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li    private boolean mCameraDisabled = false;
16095fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li
16122e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    private View mPreviewFrame;  // Preview frame area.
16218c1ad898f3fddcd321af7ffbb32416a1b32f323Wu-cheng Li    private View mPreviewBorder;
16322e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    private FocusRectangle mFocusRectangle;
1647895ae7d31da363a225988ffd2e0479fece6499eWu-cheng Li    private List<Area> mFocusArea;  // focus area in driver format
165551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li    private static final int RESET_TOUCH_FOCUS_DELAY = 3000;
16622e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
167c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li    // A popup window that contains a bigger thumbnail and a list of apps to share.
168c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li    private SharePopup mSharePopup;
1698ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li    // The bitmap of the last captured picture thumbnail and the URI of the
1708ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li    // original picture.
1718ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li    private Thumbnail mThumbnail;
172750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li    // An imageview showing showing the last captured picture thumbnail.
173750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li    private RotateImageView mThumbnailView;
174a72d73cbac59db43d413291e4db66763be08143arepo sync    private ModePicker mModePicker;
17541ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li    private FaceView mFaceView;
176b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
177c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang    // mCropValue and mSaveUri are used only if isImageCaptureIntent() is true.
178cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang    private String mCropValue;
179cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang    private Uri mSaveUri;
180cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang
181f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    // GPS on-screen indicator
182f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    private View mGpsNoSignalView;
183f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    private View mGpsHasSignalView;
184f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan
185b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    // front/back camera switch.
186b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    private CameraPicker mCameraPicker;
187b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang
1886490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin    /**
1896490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin     * An unpublished intent flag requesting to return as soon as capturing
1906490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin     * is completed.
1916490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin     *
1926490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin     * TODO: consider publishing by moving into MediaStore.
1936490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin     */
1946490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin    private final static String EXTRA_QUICK_CAPTURE =
1956490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin            "android.intent.extra.quickCapture";
1966490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin
19749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    // The display rotation in degrees. This is only valid when mCameraState is
19849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    // not PREVIEW_STOPPED.
199855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li    private int mDisplayRotation;
2004b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    // The value for android.hardware.Camera.setDisplayOrientation.
2014b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    private int mDisplayOrientation;
20295fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mPausing;
20395fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mFirstTimeInitialized;
20495fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mIsImageCaptureIntent;
20595fc5b2c5b14bb81332570f6d74f75cd63ea04b5Wu-cheng Li    private boolean mRecordLocation;
206b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
20749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int PREVIEW_STOPPED = 0;
20849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int IDLE = 1;  // preview is active
20949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int FOCUSING = 2;
21049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int FOCUSING_SNAP_ON_FINISH = 3;
21149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int FOCUS_SUCCESS = 4;
21249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int FOCUS_FAIL = 5;
21349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private static final int SNAPSHOT_IN_PROGRESS = 6;
21449bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private int mCameraState = PREVIEW_STOPPED;
215b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2160e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private ContentResolver mContentResolver;
217b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private boolean mDidRegister = false;
218b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
219bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final ArrayList<MenuItem> mGalleryItems = new ArrayList<MenuItem>();
220b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
221b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private LocationManager mLocationManager = null;
222b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
223bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final ShutterCallback mShutterCallback = new ShutterCallback();
2249324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    private final PostViewPictureCallback mPostViewPictureCallback =
2259324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            new PostViewPictureCallback();
226bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final RawPictureCallback mRawPictureCallback =
227bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            new RawPictureCallback();
228bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private final AutoFocusCallback mAutoFocusCallback =
229bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            new AutoFocusCallback();
230e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li    private final ZoomListener mZoomListener = new ZoomListener();
2316eabb9b770a7c60cb92aa2e22f360754f32f39f8Wu-cheng Li    private final CameraErrorCallback mErrorCallback = new CameraErrorCallback();
232cede87fa23b81b49786831e90a175293e9c8bc7cYu Shan Emily Lau
233b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mFocusStartTime;
234b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mFocusCallbackTime;
235b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mCaptureStartTime;
236b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mShutterCallbackTime;
2379324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    private long mPostViewPictureCallbackTime;
238b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private long mRawPictureCallbackTime;
239bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li    private long mJpegPictureCallbackTime;
240232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li    private long mOnResumeTime;
241c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh    private long mPicturesRemaining;
242edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li    private byte[] mJpegImageData;
243b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2440a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    // These latency time are for the CameraLatency test.
2450a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mAutoFocusTime;
2460a28549a7e6db0307b2cb5d2df7444909fb03a48Chih-Chung Chang    public long mShutterLag;
2479324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    public long mShutterToPictureDisplayedTime;
2489324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    public long mPictureDisplayedToJpegCallbackTime;
249e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li    public long mJpegCallbackFinishTime;
25011cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau
2510f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li    // Focus mode. Options are pref_camera_focusmode_entryvalues.
2520f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li    private String mFocusMode;
25318a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin    private String mSceneMode;
254fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li    private Toast mNotSelectableToast;
255f5e80a8a5670798d52afe08e0c15aa4448d33316Wu-cheng Li    private Toast mNoShareToast;
2560f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li
257bbc560b5216bbb2e3028020e426ce6a6e0e5df08Owen Lin    private final Handler mHandler = new MainHandler();
258bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang    private IndicatorControl mIndicatorControl;
259dfee7f813adb8de209472d24553b860d2515ea0aWu-cheng Li    private PreferenceGroup mPreferenceGroup;
260b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
261ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang    // multiple cameras support
262ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang    private int mNumberOfCameras;
263ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang    private int mCameraId;
26459ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang    private int mFrontCameraId;
26559ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang    private int mBackCameraId;
266ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang
2676490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin    private boolean mQuickCapture;
2686490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin
2690e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    /**
2700e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     * This Handler is used to post message back onto the main thread of the
2710e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     * application
2720e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin     */
273b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private class MainHandler extends Handler {
274b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        @Override
275b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void handleMessage(Message msg) {
276b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            switch (msg.what) {
277b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                case RESTART_PREVIEW: {
27884a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                    startPreview();
279e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                    if (mJpegPictureCallbackTime != 0) {
280e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                        long now = System.currentTimeMillis();
281e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                        mJpegCallbackFinishTime = now - mJpegPictureCallbackTime;
282e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                        Log.v(TAG, "mJpegCallbackFinishTime = "
283e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                                + mJpegCallbackFinishTime + "ms");
284e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                        mJpegPictureCallbackTime = 0;
285e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                    }
286b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    break;
287b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
288b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
289b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                case CLEAR_SCREEN_DELAY: {
2900e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    getWindow().clearFlags(
2910e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                            WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
292b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    break;
293b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
294e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
295e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                case FIRST_TIME_INIT: {
296e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    initializeFirstTime();
297e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    break;
298e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                }
2991de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang
3001de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang                case SET_CAMERA_PARAMETERS_WHEN_IDLE: {
301ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                    setCameraParametersWhenIdle(0);
3021de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang                    break;
3031de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang                }
304232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li
305232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                case CHECK_DISPLAY_ROTATION: {
306232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    // Restart the preview if display rotation has changed.
307232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    // Sometimes this happens when the device is held upside
308232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    // down and camera app is opened. Rotation animation will
309232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    // take some time and the rotation value we have got may be
310232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    // wrong. Framework does not have a callback for this now.
311232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    if (Util.getDisplayRotation(Camera.this) != mDisplayRotation
312232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                            && isCameraIdle()) {
31384a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                        startPreview();
314232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    }
315232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    if (SystemClock.uptimeMillis() - mOnResumeTime < 5000) {
316232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                        mHandler.sendEmptyMessageDelayed(CHECK_DISPLAY_ROTATION, 100);
317232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    }
318232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                    break;
319232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li                }
3203958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li
321551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li                case RESET_TOUCH_FOCUS: {
3223958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                    cancelAutoFocus();
3234b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li                    startFaceDetection();
3243958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                    break;
3253958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                }
32698d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li
32754fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                case SHOW_TAP_TO_FOCUS_TOAST: {
32854fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                    showTapToFocusToast();
32954fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                    break;
33054fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                }
33154fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li
33298d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                case DISMISS_TAP_TO_FOCUS_TOAST: {
33398d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                    View v = findViewById(R.id.tap_to_focus_prompt);
33498d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                    v.setVisibility(View.GONE);
33598d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                    v.setAnimation(AnimationUtils.loadAnimation(Camera.this,
33698d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                            R.anim.on_screen_hint_exit));
33798d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                    break;
33898d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li                }
339e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            }
340e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
341e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
342e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
34359b5974a4ae078eb7628fd855db89e5be9b0fe6fOwen Lin    private void resetExposureCompensation() {
344f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin        String value = mPreferences.getString(CameraSettings.KEY_EXPOSURE,
345f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin                CameraSettings.EXPOSURE_DEFAULT_VALUE);
346f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin        if (!CameraSettings.EXPOSURE_DEFAULT_VALUE.equals(value)) {
347f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin            Editor editor = mPreferences.edit();
348f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin            editor.putString(CameraSettings.KEY_EXPOSURE, "0");
3494714a1cf1d211aad2d8cf1802f85f649e744beb0Wu-cheng Li            editor.apply();
350bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            if (mIndicatorControl != null) {
351bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                mIndicatorControl.reloadPreferences();
352842b44f24ab621122183a149e20a852e5d8e0200Wu-cheng Li            }
353f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin        }
35459b5974a4ae078eb7628fd855db89e5be9b0fe6fOwen Lin    }
35559b5974a4ae078eb7628fd855db89e5be9b0fe6fOwen Lin
3566d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen    private void keepMediaProviderInstance() {
3576d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        // We want to keep a reference to MediaProvider in camera's lifecycle.
3586d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        // TODO: Utilize mMediaProviderClient instance to replace
3596d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        // ContentResolver calls.
3606d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        if (mMediaProviderClient == null) {
3616d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen            mMediaProviderClient = getContentResolver()
3626d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen                    .acquireContentProviderClient(MediaStore.AUTHORITY);
3636d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        }
3646d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen    }
3656d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen
3666cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // Snapshots can only be taken after this is called. It should be called
3676cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // once only. We could have done these things in onCreate() but we want to
3686cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li    // make preview screen appear as soon as possible.
369522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeFirstTime() {
370137417dade91f8a98cefa655cbd0d48b8cf52af1Chih-Chung Chang        if (mFirstTimeInitialized) return;
371e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
372e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Create orientation listenter. This should be done first because it
373e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // takes some time to get first orientation.
3744aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        mOrientationListener = new MyOrientationEventListener(Camera.this);
375e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mOrientationListener.enable();
376e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
377e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize location sevice.
378e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mLocationManager = (LocationManager)
379e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                getSystemService(Context.LOCATION_SERVICE);
380a9c2f922763d3f7d19c237f9c5bd46611b5076fdWu-cheng Li        mRecordLocation = RecordLocationPreference.get(
381a9c2f922763d3f7d19c237f9c5bd46611b5076fdWu-cheng Li                mPreferences, getContentResolver());
382f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        initGpsOnScreenIndicator();
383e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mRecordLocation) startReceivingLocationUpdates();
384e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
3856d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        keepMediaProviderInstance();
386d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        checkStorage();
387d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
388e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize last picture button.
389e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mContentResolver = getContentResolver();
3908ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        if (!mIsImageCaptureIntent) {  // no thumbnail in image capture intent
3919f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li            initThumbnailButton();
392b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
393e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
394e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize shutter button.
395dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin        mShutterButton = (ShutterButton) findViewById(R.id.shutter_button);
396059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin        mShutterButton.setOnShutterButtonListener(this);
397e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mShutterButton.setVisibility(View.VISIBLE);
398e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
39922e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        // Initialize focus UI.
40018c1ad898f3fddcd321af7ffbb32416a1b32f323Wu-cheng Li        mPreviewFrame = findViewById(R.id.camera_preview);
40122e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        mPreviewFrame.setOnTouchListener(this);
40203eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li        mPreviewBorder = findViewById(R.id.preview_border);
403feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li        // Set the length of focus rectangle according to preview frame size.
404feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li        int len = Math.min(mPreviewFrame.getWidth(), mPreviewFrame.getHeight()) / 4;
405feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li        ViewGroup.LayoutParams layout = mFocusRectangle.getLayoutParams();
406feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li        layout.width = len;
407feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li        layout.height = len;
408e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
409803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        initializeScreenBrightness();
410e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        installIntentFilter();
411e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        initializeFocusTone();
41233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        initializeZoom();
4134b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        startFaceDetection();
41454fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        // Show the tap to focus toast if this is the first start.
41554fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        if (mParameters.getMaxNumFocusAreas() > 0 &&
41654fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                mPreferences.getBoolean(CameraSettings.KEY_TAP_TO_FOCUS_PROMPT_SHOWN, true)) {
41754fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li            // Delay the toast for one second to wait for orientation.
41854fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li            mHandler.sendEmptyMessageDelayed(SHOW_TAP_TO_FOCUS_TOAST, 1000);
41954fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        }
42054fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li
42133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        mFirstTimeInitialized = true;
422f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang        addIdleHandler();
423f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang    }
424f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang
425f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang    private void addIdleHandler() {
426cdf69cba3617c446e4fe9a92b4b4199c6ed36d01Owen Lin        MessageQueue queue = Looper.myQueue();
427f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang        queue.addIdleHandler(new MessageQueue.IdleHandler() {
428f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang            public boolean queueIdle() {
429d1ec4e36667086836cd243bee38aded5e1fd88b1Chia-chi Yeh                Storage.ensureOSXCompatible();
430f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang                return false;
431f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang            }
432f86e6af0b8833f5f8a4b03fefba54b1922280d28Chih-Chung Chang        });
433e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
434e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
4359f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li    private void initThumbnailButton() {
4365e270b255775e1aae76cb476873001798ad8e88aWu-cheng Li        mThumbnailView.setOnClickListener(this);
4378ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        // Load the thumbnail from the disk.
438631191d322e0ae0fb3d5369e581cd8fd787c3b04Wu-cheng Li        mThumbnail = Thumbnail.loadFrom(new File(getFilesDir(), LAST_THUMB_FILENAME));
4398ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        updateThumbnailButton();
4409f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li    }
4419f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li
442547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync    private void updateThumbnailButton() {
443d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        // Update last image if URI is invalid and the storage is ready.
4448ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        if ((mThumbnail == null || !Util.isUriValid(mThumbnail.getUri(), mContentResolver))
4458ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li                && mPicturesRemaining >= 0) {
4468ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li            mThumbnail = Thumbnail.getLastImageThumbnail(mContentResolver);
4478ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        }
4488ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        if (mThumbnail != null) {
449750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li            mThumbnailView.setBitmap(mThumbnail.getBitmap());
4508ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li        } else {
451750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li            mThumbnailView.setBitmap(null);
452547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        }
4539f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li    }
4549f73bd9a85d295091fae39dc256a122e1843e2e8Wu-cheng Li
455e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    // If the activity is paused and resumed, this method will be called in
456e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    // onResume.
457522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeSecondTime() {
458e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Start orientation listener as soon as possible because it takes
459e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // some time to get first orientation.
460e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mOrientationListener.enable();
461e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
462e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Start location update if needed.
4630d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin        mRecordLocation = RecordLocationPreference.get(
4640d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin                mPreferences, getContentResolver());
465e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mRecordLocation) startReceivingLocationUpdates();
466e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
467e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        installIntentFilter();
468e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        initializeFocusTone();
469f1672b4a703ea7600f17f451f6632f1cd399e839Owen Lin        initializeZoom();
4704b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        startFaceDetection();
4716d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        keepMediaProviderInstance();
472d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li        checkStorage();
473d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
474547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        if (!mIsImageCaptureIntent) {
475547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            updateThumbnailButton();
476a72d73cbac59db43d413291e4db66763be08143arepo sync            mModePicker.setCurrentMode(ModePicker.MODE_CAMERA);
477547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        }
478937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
479b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
48035bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li    private void initializeZoom() {
481316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li        if (!mParameters.isZoomSupported()) return;
48235bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li
483316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li        mZoomMax = mParameters.getMaxZoom();
484316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li        mSmoothZoomSupported = mParameters.isSmoothZoomSupported();
4858974ca6b9412446d05f580c8d694d7e61eacb5ceWu-cheng Li        if (mZoomPicker != null) {
4867058a9318dd5d6d5a1e79a84080cdc02975f68c1Wu-cheng Li            mZoomPicker.setZoomMax(mZoomMax);
48717bf7bc255fffcf9ae795a5b3983cd4878383613Hung-ying Tyan            mZoomPicker.setZoomIndex(mParameters.getZoom());
488d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li            mZoomPicker.setSmoothZoomSupported(mSmoothZoomSupported);
489c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li            mZoomPicker.setOnZoomChangeListener(
490c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li                    new ZoomPicker.OnZoomChangedListener() {
491d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                // only for immediate zoom
4924a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li                @Override
493d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                public void onZoomValueChanged(int index) {
494d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                    Camera.this.onZoomValueChanged(index);
495d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                }
496d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li
497d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                // only for smooth zoom
4984a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li                @Override
499d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                public void onZoomStateChanged(int state) {
500d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                    if (mPausing) return;
501d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li
502d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                    Log.v(TAG, "zoom picker state=" + state);
5034a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li                    if (state == ZoomPicker.ZOOM_IN) {
504d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                        Camera.this.onZoomValueChanged(mZoomMax);
5054a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li                    } else if (state == ZoomPicker.ZOOM_OUT){
506d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                        Camera.this.onZoomValueChanged(0);
507d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                    } else {
508d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                        mTargetZoomValue = -1;
509d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                        if (mZoomState == ZOOM_START) {
510d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                            mZoomState = ZOOM_STOPPING;
511d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                            mCameraDevice.stopSmoothZoom();
512d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                        }
513d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                    }
514c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li                }
515c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li            });
516c5019f4d58412da6227b3f2e6461bba5b7c671a3Wu-cheng Li        }
51733be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin
518e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li        mCameraDevice.setZoomChangeListener(mZoomListener);
51935bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li    }
52035bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li
52133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    private void onZoomValueChanged(int index) {
5220f405feacb2fa89d22e9fd8cb982cffad14af4a3Hung-ying Tyan        // Not useful to change zoom value when the activity is paused.
5230f405feacb2fa89d22e9fd8cb982cffad14af4a3Hung-ying Tyan        if (mPausing) return;
5240f405feacb2fa89d22e9fd8cb982cffad14af4a3Hung-ying Tyan
52533be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        if (mSmoothZoomSupported) {
52633be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            if (mTargetZoomValue != index && mZoomState != ZOOM_STOPPED) {
52733be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                mTargetZoomValue = index;
52833be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                if (mZoomState == ZOOM_START) {
52933be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                    mZoomState = ZOOM_STOPPING;
53033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                    mCameraDevice.stopSmoothZoom();
53133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                }
53233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            } else if (mZoomState == ZOOM_STOPPED && mZoomValue != index) {
53333be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                mTargetZoomValue = index;
53433be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                mCameraDevice.startSmoothZoom(index);
53533be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                mZoomState = ZOOM_START;
53633be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            }
53733be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        } else {
538ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            mZoomValue = index;
539ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            setCameraParametersWhenIdle(UPDATE_PARAM_ZOOM);
54033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        }
54133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin    }
54233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin
5434b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    private void startFaceDetection() {
54489155720bce8b530659bcdd48bcb3802bc80a6baWu-cheng Li        if (mParameters.getMaxNumDetectedFaces() > 0) {
54541ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mFaceView = (FaceView) findViewById(R.id.face_view);
54641ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mFaceView.setVisibility(View.VISIBLE);
54741ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mFaceView.setDisplayOrientation(mDisplayOrientation);
548d2db70880e6159413932f747eb82df3e925852c1Wu-cheng Li            CameraInfo info = CameraHolder.instance().getCameraInfo()[mCameraId];
54941ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mFaceView.setMirror(info.facing == CameraInfo.CAMERA_FACING_FRONT);
55041ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mCameraDevice.setFaceDetectionListener(this);
55189155720bce8b530659bcdd48bcb3802bc80a6baWu-cheng Li            mCameraDevice.startFaceDetection();
5524b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        }
5534b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    }
5544b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li
5554b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    private void stopFaceDetection() {
55689155720bce8b530659bcdd48bcb3802bc80a6baWu-cheng Li        if (mParameters.getMaxNumDetectedFaces() > 0) {
5574b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li            mCameraDevice.setFaceDetectionListener(null);
5584b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li            mCameraDevice.stopFaceDetection();
55941ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            if (mFaceView != null) mFaceView.clearFaces();
5604b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        }
5614b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li    }
5624b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li
56397d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li    private class PopupGestureListener
56497d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li            extends GestureDetector.SimpleOnGestureListener {
565039f1dc1fd89b5baeed8be05f3f21770cf75d4b3Wu-cheng Li        @Override
56602ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li        public boolean onDown(MotionEvent e) {
56702ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li            // Check if the popup window is visible.
568bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            View popup = mIndicatorControl.getActiveSettingPopup();
56997d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li            if (popup == null) return false;
57097d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li
57197d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li
572bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            // Let popup window, indicator control or preview frame handle the
57397d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li            // event by themselves. Dismiss the popup window if users touch on
57497d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li            // other areas.
57597d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li            if (!Util.pointInView(e.getX(), e.getY(), popup)
576bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    && !Util.pointInView(e.getX(), e.getY(), mIndicatorControl)
57797d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li                    && !Util.pointInView(e.getX(), e.getY(), mPreviewFrame)) {
578bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                mIndicatorControl.dismissSettingPopup();
579937ea10204656beaa848df913dc9cb9b5a9b934fWu-cheng Li                // Let event fall through.
58002ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li            }
58102ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li            return false;
58202ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li        }
58302ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li    }
58402ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li
585aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    @Override
586aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    public boolean dispatchTouchEvent(MotionEvent m) {
58702ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li        // Check if the popup window should be dismissed first.
58802ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li        if (mPopupGestureDetector != null && mPopupGestureDetector.onTouchEvent(m)) {
58902ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li            return true;
590aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li        }
59102ec7c0880ded5863d73d6f173ef35ab5c888dcdWu-cheng Li
592dfc4793ddd07b8a80cdc9989afba006582443a01Wu-cheng Li        return super.dispatchTouchEvent(m);
593aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li    }
594aa3cc2012a1ee0cc04e1244dd977cb8bb84683e4Wu-cheng Li
59591227ecf9382fd0af89f6e31794ba3f286e7c3c8Wu-cheng Li    LocationListener [] mLocationListeners = new LocationListener[] {
596b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            new LocationListener(LocationManager.GPS_PROVIDER),
597b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            new LocationListener(LocationManager.NETWORK_PROVIDER)
598b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    };
599b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
600b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
601b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        @Override
602b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onReceive(Context context, Intent intent) {
603b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            String action = intent.getAction();
6041e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li            if (action.equals(Intent.ACTION_MEDIA_MOUNTED)
6051e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                    || action.equals(Intent.ACTION_MEDIA_UNMOUNTED)
606523432315cea8f18d703a0d547b4614ce42b6918Chih-Chung Chang                    || action.equals(Intent.ACTION_MEDIA_CHECKING)) {
6071e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                checkStorage();
608b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else if (action.equals(Intent.ACTION_MEDIA_SCANNER_FINISHED)) {
6091e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li                checkStorage();
610d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                if (!mIsImageCaptureIntent)  {
611d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                    updateThumbnailButton();
612d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li                }
613b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
614b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
615b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    };
616b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
617b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    private void initializeCameraPicker() {
618b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        mCameraPicker = (CameraPicker) findViewById(R.id.camera_picker);
619b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        if (mCameraPicker != null) {
620b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang            mCameraPicker.setImageResource(R.drawable.camera_toggle);
621b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang            ListPreference pref = mPreferenceGroup.findPreference(
622b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang                    CameraSettings.KEY_CAMERA_ID);
623b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang            if (pref != null) {
624b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang                mCameraPicker.initialize(pref);
625b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang                mCameraPicker.setListener(new MyCameraPickerListener());
626b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang            }
627b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        }
628b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    }
629b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang
6304a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li    private void initializeZoomPicker() {
631cead50ba3ce2df3bd9fcf06c6f54ea0c6980f0d7repo sync        View zoomIncrement = findViewById(R.id.zoom_increment);
632cead50ba3ce2df3bd9fcf06c6f54ea0c6980f0d7repo sync        View zoomDecrement = findViewById(R.id.zoom_decrement);
633cd4aacd29f860ba6c1769372c698ab1a4517179cWu-cheng Li        if (zoomIncrement != null && zoomDecrement != null && mParameters.isZoomSupported()) {
6347058a9318dd5d6d5a1e79a84080cdc02975f68c1Wu-cheng Li            mZoomPicker = new ZoomPicker(this, zoomIncrement, zoomDecrement);
6354a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li        }
6364a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li    }
6374a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li
638f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    private void initGpsOnScreenIndicator() {
639f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        mGpsNoSignalView = findViewById(R.id.onscreen_gps_indicator_no_signal);
640f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        mGpsHasSignalView = findViewById(R.id.onscreen_gps_indicator_on);
641f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    }
642f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan
643f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    private void showGpsOnScreenIndicator(boolean hasSignal) {
644f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        if (hasSignal) {
645e46d09dc17ac1cad5062fdc4b29916dc63da06c3Chung-yih Wang            if (mGpsNoSignalView != null) mGpsNoSignalView.setVisibility(View.GONE);
646f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan            if (mGpsHasSignalView != null) mGpsHasSignalView.setVisibility(View.VISIBLE);
647f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        } else {
648f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan            if (mGpsNoSignalView != null) mGpsNoSignalView.setVisibility(View.VISIBLE);
649e46d09dc17ac1cad5062fdc4b29916dc63da06c3Chung-yih Wang            if (mGpsHasSignalView != null) mGpsHasSignalView.setVisibility(View.GONE);
650f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        }
651f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    }
652f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan
653f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    private void hideGpsOnScreenIndicator() {
654e46d09dc17ac1cad5062fdc4b29916dc63da06c3Chung-yih Wang        if (mGpsNoSignalView != null) mGpsNoSignalView.setVisibility(View.GONE);
655e46d09dc17ac1cad5062fdc4b29916dc63da06c3Chung-yih Wang        if (mGpsHasSignalView != null) mGpsHasSignalView.setVisibility(View.GONE);
656f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan    }
657f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan
6580e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private class LocationListener
6590e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.location.LocationListener {
660b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Location mLastLocation;
661b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        boolean mValid = false;
662b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String mProvider;
663b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
664b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public LocationListener(String provider) {
665b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mProvider = provider;
666b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLastLocation = new Location(mProvider);
667b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
668b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
669b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onLocationChanged(Location newLocation) {
6700e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            if (newLocation.getLatitude() == 0.0
6710e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    && newLocation.getLongitude() == 0.0) {
672b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                // Hack to filter out 0.0,0.0 locations
673b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
674b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
67507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            // If GPS is available before start camera, we won't get status
67607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            // update so update GPS indicator when we receive data.
67707c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            if (mRecordLocation
67807c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    && LocationManager.GPS_PROVIDER.equals(mProvider)) {
679f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan                showGpsOnScreenIndicator(true);
68007c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            }
6818303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li            if (!mValid) {
6828303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li                Log.d(TAG, "Got first location.");
6838303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li            }
684b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLastLocation.set(newLocation);
685b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mValid = true;
686b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
687b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
688b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onProviderEnabled(String provider) {
689b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
690b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
691b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onProviderDisabled(String provider) {
692b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mValid = false;
693b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
694b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
6950e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onStatusChanged(
6960e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                String provider, int status, Bundle extras) {
69707c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            switch(status) {
69807c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                case LocationProvider.OUT_OF_SERVICE:
69907c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                case LocationProvider.TEMPORARILY_UNAVAILABLE: {
70007c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    mValid = false;
70107c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    if (mRecordLocation &&
70207c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                            LocationManager.GPS_PROVIDER.equals(provider)) {
703f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan                        showGpsOnScreenIndicator(false);
70407c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    }
70507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                    break;
70607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin                }
707b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
708b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
709b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
710b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public Location current() {
711b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return mValid ? mLastLocation : null;
712b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
713937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
714b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7150e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private final class ShutterCallback
7160e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.hardware.Camera.ShutterCallback {
717b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public void onShutter() {
718bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mShutterCallbackTime = System.currentTimeMillis();
71911cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mShutterLag = mShutterCallbackTime - mCaptureStartTime;
72011cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mShutterLag = " + mShutterLag + "ms");
72149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            updateFocusUI();
722b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
723937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
724b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7259324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    private final class PostViewPictureCallback implements PictureCallback {
7269324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li        public void onPictureTaken(
7279324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                byte [] data, android.hardware.Camera camera) {
7289324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            mPostViewPictureCallbackTime = System.currentTimeMillis();
7299324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            Log.v(TAG, "mShutterToPostViewCallbackTime = "
7309324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                    + (mPostViewPictureCallbackTime - mShutterCallbackTime)
7319324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                    + "ms");
7329324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li        }
7339324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li    }
7349324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li
735b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final class RawPictureCallback implements PictureCallback {
7360e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onPictureTaken(
7370e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                byte [] rawData, android.hardware.Camera camera) {
738b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mRawPictureCallbackTime = System.currentTimeMillis();
7399324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            Log.v(TAG, "mShutterToRawCallbackTime = "
7409324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                    + (mRawPictureCallbackTime - mShutterCallbackTime) + "ms");
741b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
742937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
743b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
744b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private final class JpegPictureCallback implements PictureCallback {
745b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        Location mLocation;
746b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
747b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        public JpegPictureCallback(Location loc) {
748b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mLocation = loc;
749b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
750b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7510e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onPictureTaken(
7526c28119cb169369f9394d5e4e46bc7f29fc38e46repo sync                final byte [] jpegData, final android.hardware.Camera camera) {
753de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            if (mPausing) {
754e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project                return;
755e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            }
756b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
757bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mJpegPictureCallbackTime = System.currentTimeMillis();
7589324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            // If postview callback has arrived, the captured image is displayed
7599324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            // in postview callback. If not, the captured image is displayed in
7609324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            // raw picture callback.
7619324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            if (mPostViewPictureCallbackTime != 0) {
7629324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                mShutterToPictureDisplayedTime =
7639324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                        mPostViewPictureCallbackTime - mShutterCallbackTime;
7649324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                mPictureDisplayedToJpegCallbackTime =
7659324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                        mJpegPictureCallbackTime - mPostViewPictureCallbackTime;
7669324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            } else {
7679324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                mShutterToPictureDisplayedTime =
7689324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                        mRawPictureCallbackTime - mShutterCallbackTime;
7699324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                mPictureDisplayedToJpegCallbackTime =
7709324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                        mJpegPictureCallbackTime - mRawPictureCallbackTime;
7719324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            }
7729324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li            Log.v(TAG, "mPictureDisplayedToJpegCallbackTime = "
7739324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                    + mPictureDisplayedToJpegCallbackTime + "ms");
774b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
7756cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (!mIsImageCaptureIntent) {
776e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan                enableCameraControls(true);
777e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan
77805d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang                // We want to show the taken picture for a while, so we wait
77905d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang                // for at least 1.2 second before restarting the preview.
7809324f11afe9366cd5479828a214dc8de8696a5abWu-cheng Li                long delay = 1200 - mPictureDisplayedToJpegCallbackTime;
781ed8d17a1716b0c8d7d4f4451ad15de66355e9dc0Wu-cheng Li                if (delay < 0) {
78284a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                    startPreview();
78305d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang                } else {
78405d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang                    mHandler.sendEmptyMessageDelayed(RESTART_PREVIEW, delay);
78505d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang                }
786b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
787edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            storeImage(jpegData, camera, mLocation);
78805d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang
789721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh            // Check this in advance of each shot so we don't add to shutter
79005d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang            // latency. It's true that someone else could write to the SD card in
79105d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang            // the mean time and fill it, but that could have happened between the
79205d20c0c53cdb3a0381f03b160a840f84d42deefChih-Chung Chang            // shutter press and saving the JPEG too.
793721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh            checkStorage();
794e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li
795e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li            if (!mHandler.hasMessages(RESTART_PREVIEW)) {
796e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                long now = System.currentTimeMillis();
797e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                mJpegCallbackFinishTime = now - mJpegPictureCallbackTime;
798e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                Log.v(TAG, "mJpegCallbackFinishTime = "
799e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                        + mJpegCallbackFinishTime + "ms");
800e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li                mJpegPictureCallbackTime = 0;
801e6ffea291dde5adde94bf337731213e7fd3c8c56Wu-cheng Li            }
802b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
803937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
804b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
8050e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    private final class AutoFocusCallback
8060e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            implements android.hardware.Camera.AutoFocusCallback {
8070e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        public void onAutoFocus(
8080e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                boolean focused, android.hardware.Camera camera) {
809bcd13fa071abe75b3275e3bc314601f33e33972aWu-cheng Li            mFocusCallbackTime = System.currentTimeMillis();
81011cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            mAutoFocusTime = mFocusCallbackTime - mFocusStartTime;
81111cac263ec966e5a5ac751c53acb851de841c62eYu Shan Emily Lau            Log.v(TAG, "mAutoFocusTime = " + mAutoFocusTime + "ms");
81249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            if (mCameraState == FOCUSING_SNAP_ON_FINISH) {
8130e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // Take the picture no matter focus succeeds or fails. No need
8140e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // to play the AF sound if we're about to play the shutter
8150e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // sound.
81675ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                if (focused) {
81749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    mCameraState = FOCUS_SUCCESS;
81875ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                } else {
81949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    mCameraState = FOCUS_FAIL;
82075ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang                }
82149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                updateFocusUI();
822edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                capture();
82349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            } else if (mCameraState == FOCUSING) {
8243958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                // This happens when (1) user is half-pressing the focus key or
8253958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                // (2) touch focus is triggered. Play the focus tone. Do not
8263958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                // take the picture now.
8279c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                if (focused) {
82849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    mCameraState = FOCUS_SUCCESS;
829894696f3f9f068a23696bbd05a5e9fc0d9ae5720Wu-cheng Li                    if (mFocusToneGenerator != null) {
830894696f3f9f068a23696bbd05a5e9fc0d9ae5720Wu-cheng Li                        mFocusToneGenerator.startTone(ToneGenerator.TONE_PROP_BEEP2);
831894696f3f9f068a23696bbd05a5e9fc0d9ae5720Wu-cheng Li                    }
8320e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                } else {
83349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    mCameraState = FOCUS_FAIL;
8349c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                }
83549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                updateFocusUI();
83649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                enableCameraControls(true);
8373958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                // If this is triggered by touch focus, cancel focus after a
8383958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                // while.
8393958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                if (mFocusArea != null) {
840551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li                    mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, RESET_TOUCH_FOCUS_DELAY);
8413958d6c215643953fced0b857c4c6e20e848e093Wu-cheng Li                }
84249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            } else if (mCameraState == IDLE) {
8439c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // User has released the focus key before focus completes.
8449c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project                // Do nothing.
845de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            }
84649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li
847b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
848937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin    }
849b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
850e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li    private final class ZoomListener
851e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li            implements android.hardware.Camera.OnZoomChangeListener {
8524a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li        @Override
853e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li        public void onZoomChange(
854e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li                int value, boolean stopped, android.hardware.Camera camera) {
855e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li            Log.v(TAG, "Zoom changed: value=" + value + ". stopped="+ stopped);
856e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li            mZoomValue = value;
857d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li
858d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li            // Update the UI when we get zoom value.
859d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li            if (mZoomPicker != null) mZoomPicker.setZoomIndex(value);
860d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li
8612c854bb917480b69630c9ab01aa9247df57a564aWu-cheng Li            // Keep mParameters up to date. We do not getParameter again in
8622c854bb917480b69630c9ab01aa9247df57a564aWu-cheng Li            // takePicture. If we do not do this, wrong zoom value will be set.
863e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li            mParameters.setZoom(value);
864d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li
86533be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            if (stopped && mZoomState != ZOOM_STOPPED) {
866d4a3fb30b2ef7ae03a01661041ff4735e1b4fbf1Wu-cheng Li                if (mTargetZoomValue != -1 && value != mTargetZoomValue) {
86733be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                    mCameraDevice.startSmoothZoom(mTargetZoomValue);
86833be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                    mZoomState = ZOOM_START;
86933be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                } else {
87033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                    mZoomState = ZOOM_STOPPED;
87133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                }
87233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            }
87335bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li        }
87435bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li    }
87535bda2dc8ab95a7baf68b544cf97826aabff6210Wu-cheng Li
876edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li    public void storeImage(final byte[] data,
877edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            android.hardware.Camera camera, Location loc) {
878edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        if (!mIsImageCaptureIntent) {
879edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            long dateTaken = System.currentTimeMillis();
880edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            String title = createName(dateTaken);
8818ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li            int orientation = Exif.getOrientation(data);
8828ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li            Uri uri = Storage.addImage(mContentResolver, title, dateTaken,
8838ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li                    loc, orientation, data);
8848ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li            if (uri != null) {
8851c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li                // Create a thumbnail whose size is smaller than half of the surface view.
8861c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li                int ratio = (int) Math.ceil((double) mParameters.getPictureSize().width
8871c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li                        / (mPreviewFrame.getWidth() / 2));
8881c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li                int inSampleSize = Util.nextPowerOf2(ratio);
8891c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li                mThumbnail = Thumbnail.createThumbnail(data, orientation, inSampleSize, uri);
8908ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li                if (mThumbnail != null) {
891750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li                    mThumbnailView.setBitmap(mThumbnail.getBitmap());
8928ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li                }
893a9b3713b0e006d6cdcabd5e1b094f4a1aa3738faWu-cheng Li
894a9b3713b0e006d6cdcabd5e1b094f4a1aa3738faWu-cheng Li                sendBroadcast(new Intent(android.hardware.Camera.ACTION_NEW_PICTURE, uri));
895a9b3713b0e006d6cdcabd5e1b094f4a1aa3738faWu-cheng Li                // Keep compatibility
8968ab2b624d51b3b8254ece98c46a7e22a6fb5d4aaWu-cheng Li                sendBroadcast(new Intent("com.android.camera.NEW_PICTURE", uri));
897edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            }
898edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        } else {
899edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            mJpegImageData = data;
900edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            if (!mQuickCapture) {
901edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                showPostCaptureAlert();
902b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
903edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                doAttach();
904b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
905b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
906edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li    }
907b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
908edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li    private void capture() {
909edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // If we are already in the middle of taking a snapshot then ignore.
91049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mPausing || mCameraState == SNAPSHOT_IN_PROGRESS || mCameraDevice == null) {
911edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            return;
912edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        }
913edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mCaptureStartTime = System.currentTimeMillis();
914edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mPostViewPictureCallbackTime = 0;
915edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        enableCameraControls(false);
916edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mJpegImageData = null;
917edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li
918edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // See android.hardware.Camera.Parameters.setRotation for
919edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // documentation.
920edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        int rotation = 0;
921edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        if (mOrientation != OrientationEventListener.ORIENTATION_UNKNOWN) {
922edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            CameraInfo info = CameraHolder.instance().getCameraInfo()[mCameraId];
923edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            if (info.facing == CameraInfo.CAMERA_FACING_FRONT) {
924edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                rotation = (info.orientation - mOrientation + 360) % 360;
925edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            } else {  // back-facing camera
926edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                rotation = (info.orientation + mOrientation) % 360;
92711c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            }
928b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
929edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mParameters.setRotation(rotation);
930b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
931edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // Clear previous GPS location from the parameters.
932edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mParameters.removeGpsData();
933b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
934edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // We always encode GpsTimeStamp
935edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mParameters.setGpsTimestamp(System.currentTimeMillis() / 1000);
936b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
937edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        // Set GPS location.
938edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        Location loc = mRecordLocation ? getCurrentLocation() : null;
939edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        if (loc != null) {
940edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            double lat = loc.getLatitude();
941edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            double lon = loc.getLongitude();
942edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            boolean hasLatLon = (lat != 0.0d) || (lon != 0.0d);
943edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li
944edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            if (hasLatLon) {
945edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                Log.d(TAG, "Set gps location");
946edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                mParameters.setGpsLatitude(lat);
947edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                mParameters.setGpsLongitude(lon);
948edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                mParameters.setGpsProcessingMethod(loc.getProvider().toUpperCase());
949edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                if (loc.hasAltitude()) {
950edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    mParameters.setGpsAltitude(loc.getAltitude());
951b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } else {
952edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    // for NETWORK_PROVIDER location provider, we may have
953edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    // no altitude information, but the driver needs it, so
954edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    // we fake one.
955edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    mParameters.setGpsAltitude(0);
956b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
957edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                if (loc.getTime() != 0) {
958edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    // Location.getTime() is UTC in milliseconds.
959edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    // gps-timestamp is UTC in seconds.
960edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    long utcTimeSeconds = loc.getTime() / 1000;
961edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                    mParameters.setGpsTimestamp(utcTimeSeconds);
962edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                }
963edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            } else {
964edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                loc = null;
965b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
966b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
967b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
968edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mCameraDevice.setParameters(mParameters);
969b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
970edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mCameraDevice.takePicture(mShutterCallback, mRawPictureCallback,
971edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li                mPostViewPictureCallback, new JpegPictureCallback(loc));
97249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraState = SNAPSHOT_IN_PROGRESS;
973551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li        mHandler.removeMessages(RESET_TOUCH_FOCUS);
974b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
975b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
976271b3095b9f763421c0547109da9de774795072dChih-Chung Chang    private boolean saveDataToFile(String filePath, byte[] data) {
977cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        FileOutputStream f = null;
978cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        try {
979cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            f = new FileOutputStream(filePath);
980cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            f.write(data);
981cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        } catch (IOException e) {
982cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            return false;
983cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        } finally {
9845f039073a239fc8ebf94238c3dce24dc1cce865bChia-chi Yeh            Util.closeSilently(f);
985cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        }
986cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        return true;
987cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang    }
988cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang
98930055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther    private String createName(long dateTaken) {
99030055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther        Date date = new Date(dateTaken);
99130055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther        SimpleDateFormat dateFormat = new SimpleDateFormat(
99230055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther                getString(R.string.image_file_name_format));
99330055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther
99430055f6830b3d524cfbdfeab6536bb46e390747aPetri Gynther        return dateFormat.format(date);
995b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
996b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
997b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
998b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onCreate(Bundle icicle) {
999b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onCreate(icicle);
1000b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1001a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan        mIsImageCaptureIntent = isImageCaptureIntent();
1002a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan        if (mIsImageCaptureIntent) {
1003a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan            setContentView(R.layout.camera_attach);
1004a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan        } else {
1005a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan            setContentView(R.layout.camera);
1006a2cbd31e81bf6b4a65ade4a5c34c303546d57d8cHung-ying Tyan        }
100722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        mFocusRectangle = (FocusRectangle) findViewById(R.id.focus_rectangle);
1008750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        mThumbnailView = (RotateImageView) findViewById(R.id.thumbnail);
1009ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin
10101ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang        mPreferences = new ComboPreferences(this);
10111ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang        CameraSettings.upgradeGlobalPreferences(mPreferences.getGlobal());
1012bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau
10131ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang        mCameraId = CameraSettings.readPreferredCameraId(mPreferences);
1014bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau
101522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        // Testing purpose. Launch a specific camera through the intent extras.
1016bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau        int intentCameraId = Util.getCameraFacingIntentExtras(this);
1017bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau        if (intentCameraId != -1) {
1018bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau            mCameraId = intentCameraId;
1019bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau        }
1020bbe9db4d12978f220aeb0379731b548420bbd6dbYu Shan Emily Lau
10211ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang        mPreferences.setLocalId(this, mCameraId);
10221ef634d277d550ed55b5b7089dfd56ed71815bd6Chih-Chung Chang        CameraSettings.upgradeLocalPreferences(mPreferences.getLocal());
102359b5974a4ae078eb7628fd855db89e5be9b0fe6fOwen Lin
1024ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang        mNumberOfCameras = CameraHolder.instance().getNumberOfCameras();
10256490868a51c9b8c79f30c8d257f89adb8d26b7b9Owen Lin        mQuickCapture = getIntent().getBooleanExtra(EXTRA_QUICK_CAPTURE, false);
102648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li
1027f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin        // we need to reset exposure for the preview
1028f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin        resetExposureCompensation();
1029dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li
10300e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        /*
103148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li         * To reduce startup time, we start the preview in another thread.
103248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li         * We make sure the preview is started at the end of onCreate.
10330e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin         */
103448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        Thread startPreviewThread = new Thread(new Runnable() {
103511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            public void run() {
10363f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                try {
1037dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                    mCameraDevice = Util.openCamera(Camera.this, mCameraId);
1038dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                    mInitialParams = mCameraDevice.getParameters();
10393f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                    startPreview();
10403f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                } catch (CameraHardwareException e) {
104103eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li                    mOpenCameraFail = true;
1042dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                } catch (CameraDisabledException e) {
1043dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                    mCameraDisabled = true;
10443f3c857e3f34650c15d764810335024654b0fcc3Owen Lin                }
104511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            }
104611c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        });
104748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        startPreviewThread.start();
1048b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1049b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // don't set mSurfaceHolder here. We have it set ONLY within
10506cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // surfaceChanged / surfaceDestroyed, other parts of the code
1051b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // assume that when it is set, the surface is also set.
10521c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li        SurfaceView preview = (SurfaceView) findViewById(R.id.camera_preview);
10531c24f5161cfc6a78e45da5f564626d06f6278f7cWu-cheng Li        SurfaceHolder holder = preview.getHolder();
1054b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        holder.addCallback(this);
1055b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        holder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
1056b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1057cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        if (mIsImageCaptureIntent) {
1058cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            setupCaptureParams();
1059cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang
1060e2eebff5a84e6981d81d0a9ac28322867099b295Wu-cheng Li            findViewById(R.id.review_control).setVisibility(View.VISIBLE);
1061e2eebff5a84e6981d81d0a9ac28322867099b295Wu-cheng Li            findViewById(R.id.btn_cancel).setOnClickListener(this);
1062e2eebff5a84e6981d81d0a9ac28322867099b295Wu-cheng Li            findViewById(R.id.btn_retake).setOnClickListener(this);
1063e2eebff5a84e6981d81d0a9ac28322867099b295Wu-cheng Li            findViewById(R.id.btn_done).setOnClickListener(this);
106461b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin        } else {
1065a72d73cbac59db43d413291e4db66763be08143arepo sync            mModePicker = (ModePicker) findViewById(R.id.mode_picker);
1066a72d73cbac59db43d413291e4db66763be08143arepo sync            mModePicker.setVisibility(View.VISIBLE);
1067a72d73cbac59db43d413291e4db66763be08143arepo sync            mModePicker.setOnModeChangeListener(this);
1068a72d73cbac59db43d413291e4db66763be08143arepo sync            mModePicker.setCurrentMode(ModePicker.MODE_CAMERA);
106984f96469f8c54fcdc61b6e854cd478abc15c4f52Wu-cheng Li        }
107037acf79b1cc060f355c9cd1803c2bdd5e39deb27Owen Lin
107148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // Make sure preview is started.
1072b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        try {
107348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            startPreviewThread.join();
107403eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li            if (mOpenCameraFail) {
1075dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                Util.showErrorAndFinish(this, R.string.cannot_connect_camera);
1076dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                return;
1077dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li            } else if (mCameraDisabled) {
1078dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                Util.showErrorAndFinish(this, R.string.camera_disabled);
1079f6ef7b960f610d557f0bab924b9f7928b46f6f0aOwen Lin                return;
1080f6ef7b960f610d557f0bab924b9f7928b46f6f0aOwen Lin            }
1081b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } catch (InterruptedException ex) {
10820e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // ignore
1083b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
10848974ca6b9412446d05f580c8d694d7e61eacb5ceWu-cheng Li
1085003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        mBackCameraId = CameraHolder.instance().getBackCameraId();
1086003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        mFrontCameraId = CameraHolder.instance().getFrontCameraId();
1087003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li
10881f09dac3d664734d099765783dae1233ef023226Wu-cheng Li        // Do this after starting preview because it depends on camera
10891f09dac3d664734d099765783dae1233ef023226Wu-cheng Li        // parameters.
1090bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        initializeIndicatorControl();
10914a045a8e858706f56a6ffb5187960768f861f007Wu-cheng Li        initializeZoomPicker();
1092b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        initializeCameraPicker();
1093503560f0dc42d6185c61be06f8060dfd50d30d69Owen Lin    }
1094503560f0dc42d6185c61be06f8060dfd50d30d69Owen Lin
1095823d57389b616091827059ca6401f675e416a53bWu-cheng Li    private void overrideCameraSettings(final String flashMode,
109618a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin            final String whiteBalance, final String focusMode) {
1097bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl != null) {
1098bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            mIndicatorControl.overrideSettings(
1099823d57389b616091827059ca6401f675e416a53bWu-cheng Li                    CameraSettings.KEY_FLASH_MODE, flashMode,
1100823d57389b616091827059ca6401f675e416a53bWu-cheng Li                    CameraSettings.KEY_WHITE_BALANCE, whiteBalance,
1101823d57389b616091827059ca6401f675e416a53bWu-cheng Li                    CameraSettings.KEY_FOCUS_MODE, focusMode);
1102823d57389b616091827059ca6401f675e416a53bWu-cheng Li        }
110318a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin    }
110418a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin
1105823d57389b616091827059ca6401f675e416a53bWu-cheng Li    private void updateSceneModeUI() {
110618a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        // If scene mode is set, we cannot set flash mode, white balance, and
11070d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin        // focus mode, instead, we read it from driver
110818a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        if (!Parameters.SCENE_MODE_AUTO.equals(mSceneMode)) {
1109823d57389b616091827059ca6401f675e416a53bWu-cheng Li            overrideCameraSettings(mParameters.getFlashMode(),
111018a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin                    mParameters.getWhiteBalance(), mParameters.getFocusMode());
111118a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        } else {
1112823d57389b616091827059ca6401f675e416a53bWu-cheng Li            overrideCameraSettings(null, null, null);
111318a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        }
111418a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin    }
1115f00d421845b4ff2eca1354419889886fec5f2538Owen Lin
111659ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang    private void loadCameraPreferences() {
111759ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang        CameraSettings settings = new CameraSettings(this, mInitialParams,
111859ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang                mCameraId, CameraHolder.instance().getCameraInfo());
1119003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        mPreferenceGroup = settings.getPreferenceGroup(R.xml.camera_preferences);
112059ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang    }
112159ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang
1122bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang    private void initializeIndicatorControl() {
1123bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        // setting the indicator buttons.
1124bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        mIndicatorControl = (IndicatorControl) findViewById(R.id.indicator_control);
1125bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl == null) return;
1126067fe861cf3402f2bef3f83995579d3411f0a8b3Hung-ying Tyan        loadCameraPreferences();
1127bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        final String[] SETTING_KEYS, OTHER_SETTING_KEYS;
1128bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (Util.isTabletUI()) {
1129bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            SETTING_KEYS = new String[] {
1130d159d11f5a47928a59c9bf27fbae1a95dd6cbb02Wu-cheng Li                    CameraSettings.KEY_FLASH_MODE,
1131d159d11f5a47928a59c9bf27fbae1a95dd6cbb02Wu-cheng Li                    CameraSettings.KEY_WHITE_BALANCE};
1132bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            OTHER_SETTING_KEYS = new String[] {
1133bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_SCENE_MODE,
1134bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_RECORD_LOCATION,
1135bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_FOCUS_MODE,
1136bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_EXPOSURE,
1137bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_PICTURE_SIZE};
1138bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        } else {
1139bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            SETTING_KEYS = new String[] {
1140bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_FLASH_MODE,
1141bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_WHITE_BALANCE};
1142bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            OTHER_SETTING_KEYS = new String[] {
1143bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_FOCUS_MODE,
1144bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_EXPOSURE,
1145bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_SCENE_MODE,
1146bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_PICTURE_SIZE,
1147bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                    CameraSettings.KEY_RECORD_LOCATION};
1148c6e3c7823339031096af937464cb528f53e045cfWu-cheng Li        }
1149bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        mIndicatorControl.initialize(this, mPreferenceGroup, SETTING_KEYS,
1150bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                OTHER_SETTING_KEYS);
1151bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        mIndicatorControl.setListener(new MyIndicatorControlListener());
1152f00d421845b4ff2eca1354419889886fec5f2538Owen Lin    }
1153f00d421845b4ff2eca1354419889886fec5f2538Owen Lin
11547f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li    private boolean collapseCameraControls() {
1155bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl != null && mIndicatorControl.dismissSettingPopup()) {
11567f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li            return true;
11577f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        }
11587f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        return false;
11597f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li    }
11607f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li
11617f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li    private void enableCameraControls(boolean enable) {
1162bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl != null) mIndicatorControl.setEnabled(enable);
1163b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        if (mCameraPicker != null) mCameraPicker.setEnabled(enable);
1164e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan        if (mZoomPicker != null) mZoomPicker.setEnabled(enable);
1165a72d73cbac59db43d413291e4db66763be08143arepo sync        if (mModePicker != null) mModePicker.setEnabled(enable);
11667f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li    }
11677f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li
11684aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    public static int roundOrientation(int orientation) {
11694aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        return ((orientation + 45) / 90 * 90) % 360;
11704aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    }
11714aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li
11724aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    private class MyOrientationEventListener
11734aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            extends OrientationEventListener {
11744aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        public MyOrientationEventListener(Context context) {
11754aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            super(context);
11764aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        }
11774aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li
11784aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        @Override
11794aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        public void onOrientationChanged(int orientation) {
11804aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            // We keep the last known orientation. So if the user first orient
11814aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            // the camera then point the camera to floor or sky, we still have
11824aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            // the correct orientation.
11834aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            if (orientation == ORIENTATION_UNKNOWN) return;
118443b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li            mOrientation = roundOrientation(orientation);
118543b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li            // When the screen is unlocked, display rotation may change. Always
118643b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li            // calculate the up-to-date orientationCompensation.
118743b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li            int orientationCompensation = mOrientation
118843b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li                    + Util.getDisplayRotation(Camera.this);
118943b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li            if (mOrientationCompensation != orientationCompensation) {
119043b6525b4aedc5e177163cab7b6f26698a19097fWu-cheng Li                mOrientationCompensation = orientationCompensation;
1191bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                setOrientationIndicator(mOrientationCompensation);
11924aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li            }
119354fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li
119454fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li            // Show the toast after getting the first orientation changed.
119554fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li            if (mHandler.hasMessages(SHOW_TAP_TO_FOCUS_TOAST)) {
119654fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                mHandler.removeMessages(SHOW_TAP_TO_FOCUS_TOAST);
119754fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li                showTapToFocusToast();
119854fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li            }
11994aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li        }
12004aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li    }
12014aaa2130af7241f128ee561cafd17a4fb560b92cWu-cheng Li
1202ff58fb6921ccb7398ad30c8cec604c38c76be4fcOwen Lin    private void setOrientationIndicator(int degree) {
1203750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        if (mThumbnailView != null) mThumbnailView.setDegree(degree);
1204a72d73cbac59db43d413291e4db66763be08143arepo sync        if (mModePicker != null) mModePicker.setDegree(degree);
1205c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li        if (mSharePopup != null) mSharePopup.setOrientation(degree);
1206bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl != null) mIndicatorControl.setDegree(degree);
1207b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        if (mCameraPicker != null) mCameraPicker.setDegree(degree);
1208ff58fb6921ccb7398ad30c8cec604c38c76be4fcOwen Lin    }
1209ff58fb6921ccb7398ad30c8cec604c38c76be4fcOwen Lin
1210b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
12116d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen    public void onStop() {
12126d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        super.onStop();
12136d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        if (mMediaProviderClient != null) {
12146d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen            mMediaProviderClient.release();
12156d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen            mMediaProviderClient = null;
12166d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen        }
12176d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen    }
12186d68a36b5da24f70e1a8d5e9529720eeb8ce6d86Ray Chen
1219d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li    private void checkStorage() {
1220721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh        mPicturesRemaining = Storage.getAvailableSpace();
1221721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh        if (mPicturesRemaining > 0) {
1222721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh            mPicturesRemaining /= 1500000;
1223721d2d2a963799fad4bda9bb4b278c24fc469303Chia-chi Yeh        }
1224c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh        updateStorageHint();
12251e50968c0a9eba523efcfdda86e298e33e95687dWu-cheng Li    }
1226d12ae2098b491bb55798758da8b698ffc625d62cWu-cheng Li
1227750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li    @Override
1228b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onClick(View v) {
1229b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (v.getId()) {
12305e270b255775e1aae76cb476873001798ad8e88aWu-cheng Li            case R.id.thumbnail:
1231750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li                if (isCameraIdle() && mThumbnail != null) {
1232750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li                    showSharePopup();
1233750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li                }
1234750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li                break;
123561b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_retake:
123661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                hidePostCaptureAlert();
123784a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                startPreview();
123861b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                break;
123961b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_done:
1240059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                doAttach();
1241059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                break;
124261b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            case R.id.btn_cancel:
1243059daa36dc6e83ca24a16d9b99925e71010bccebOwen Lin                doCancel();
1244dfee7f813adb8de209472d24553b860d2515ea0aWu-cheng Li                break;
1245b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1246b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1247b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1248b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doAttach() {
1249de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project        if (mPausing) {
1250e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
1251e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
1252c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang
1253edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        byte[] data = mJpegImageData;
1254b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1255cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        if (mCropValue == null) {
12560e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // First handle the no crop case -- just return the value.  If the
12570e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // caller specifies a "save uri" then write the data to it's
12580e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // stream. Otherwise, pass back a scaled down version of the bitmap
12590e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // directly in the extras.
1260cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            if (mSaveUri != null) {
1261b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                OutputStream outputStream = null;
1262b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                try {
1263cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang                    outputStream = mContentResolver.openOutputStream(mSaveUri);
1264c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang                    outputStream.write(data);
1265b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    outputStream.close();
1266b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
12675df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li                    setResultEx(RESULT_OK);
1268b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    finish();
1269b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } catch (IOException ex) {
12700e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // ignore exception
1271b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } finally {
1272c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang                    Util.closeSilently(outputStream);
1273b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1274b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
127537cffb8467d1ccca719a7847582d04da36c5bc6fChia-chi Yeh                int orientation = Exif.getOrientation(data);
127637cffb8467d1ccca719a7847582d04da36c5bc6fChia-chi Yeh                Bitmap bitmap = Util.makeBitmap(data, 50 * 1024);
127737cffb8467d1ccca719a7847582d04da36c5bc6fChia-chi Yeh                bitmap = Util.rotate(bitmap, orientation);
12785df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li                setResultEx(RESULT_OK,
12790e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                        new Intent("inline-data").putExtra("data", bitmap));
1280b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1281b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
12820e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        } else {
12830e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            // Save the image to a temp file and invoke the cropper
1284b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Uri tempUri = null;
1285b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            FileOutputStream tempStream = null;
1286b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
1287b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                File path = getFileStreamPath(sTempCropFilename);
1288b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                path.delete();
1289b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempStream = openFileOutput(sTempCropFilename, 0);
1290c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang                tempStream.write(data);
1291b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempStream.close();
1292b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                tempUri = Uri.fromFile(path);
1293b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (FileNotFoundException ex) {
12945df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li                setResultEx(Activity.RESULT_CANCELED);
1295b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1296b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
1297b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IOException ex) {
12985df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li                setResultEx(Activity.RESULT_CANCELED);
1299b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1300b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return;
1301b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } finally {
1302c30e5c21c3858c15473427d82608c473d44bf3e4Chih-Chung Chang                Util.closeSilently(tempStream);
1303b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1304b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1305b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            Bundle newExtras = new Bundle();
1306cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            if (mCropValue.equals("circle")) {
1307b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                newExtras.putString("circleCrop", "true");
13080e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            }
1309cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            if (mSaveUri != null) {
1310cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang                newExtras.putParcelable(MediaStore.EXTRA_OUTPUT, mSaveUri);
13110e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            } else {
1312b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                newExtras.putBoolean("return-data", true);
13130e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            }
1314b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1315da4608768624b1fb492f6676c510b37ad5f294baCheng-Ru Lin            Intent cropIntent = new Intent("com.android.camera.action.CROP");
1316da4608768624b1fb492f6676c510b37ad5f294baCheng-Ru Lin
1317b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropIntent.setData(tempUri);
1318b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            cropIntent.putExtras(newExtras);
1319b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1320b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            startActivityForResult(cropIntent, CROP_MSG);
1321b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1322b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1323b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1324b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doCancel() {
13255df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li        setResultEx(RESULT_CANCELED, new Intent());
1326b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        finish();
1327b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1328b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1329b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onShutterButtonFocus(ShutterButton button, boolean pressed) {
133011c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if (mPausing) {
1331e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
1332e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
1333b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (button.getId()) {
1334dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            case R.id.shutter_button:
13352bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                doFocus(pressed);
1336b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1337b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1338b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1339b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1340b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void onShutterButtonClick(ShutterButton button) {
134111c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        if (mPausing) {
1342e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project            return;
1343e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project        }
1344b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (button.getId()) {
1345dad4b187eec436a2716aca5af31f23ce5de95f39Owen Lin            case R.id.shutter_button:
13462bb9e74cc84b60a349ec90b34e39973b019ec0bdrepo sync                doSnap();
1347b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1348b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1349b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1350b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1351b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private OnScreenHint mStorageHint;
1352b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1353c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh    private void updateStorageHint() {
1354b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String noStorageText = null;
1355b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1356c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh        if (mPicturesRemaining == Storage.UNAVAILABLE) {
1357c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh            noStorageText = getString(R.string.no_storage);
1358c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh        } else if (mPicturesRemaining == Storage.PREPARING) {
1359c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh            noStorageText = getString(R.string.preparing_sd);
1360c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh        } else if (mPicturesRemaining == Storage.UNKNOWN_SIZE) {
13610ab73a87e749477080c566cb9612cd3f25dc7574Wu-cheng Li            noStorageText = getString(R.string.access_sd_fail);
1362c8a7fc07e3b905a723e753b0c9144de2b0343f1fChia-chi Yeh        } else if (mPicturesRemaining < 1L) {
1363b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            noStorageText = getString(R.string.not_enough_space);
1364b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1365b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1366b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (noStorageText != null) {
1367b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            if (mStorageHint == null) {
1368b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mStorageHint = OnScreenHint.makeText(this, noStorageText);
1369b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } else {
1370b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mStorageHint.setText(noStorageText);
1371b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1372b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.show();
1373b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else if (mStorageHint != null) {
1374b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.cancel();
1375b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint = null;
1376b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1377b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1378b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1379522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void installIntentFilter() {
1380b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // install an intent filter to receive SD card related events.
13810e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin        IntentFilter intentFilter =
13820e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                new IntentFilter(Intent.ACTION_MEDIA_MOUNTED);
1383b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_UNMOUNTED);
1384b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_SCANNER_FINISHED);
1385b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addAction(Intent.ACTION_MEDIA_CHECKING);
1386b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        intentFilter.addDataScheme("file");
1387b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        registerReceiver(mReceiver, intentFilter);
1388b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mDidRegister = true;
1389e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
1390b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1391522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void initializeFocusTone() {
1392e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        // Initialize focus tone generator.
1393b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        try {
13940e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            mFocusToneGenerator = new ToneGenerator(
13950e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    AudioManager.STREAM_SYSTEM, FOCUS_BEEP_VOLUME);
1396fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li        } catch (Throwable ex) {
1397fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            Log.w(TAG, "Exception caught while creating tone generator: ", ex);
1398b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator = null;
1399b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1400b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1401b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1402803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang    private void initializeScreenBrightness() {
1403803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        Window win = getWindow();
1404803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        // Overright the brightness settings if it is automatic
1405803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        int mode = Settings.System.getInt(
1406803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang                getContentResolver(),
1407803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang                Settings.System.SCREEN_BRIGHTNESS_MODE,
1408803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang                Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL);
1409803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        if (mode == Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC) {
1410803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang            WindowManager.LayoutParams winParams = win.getAttributes();
1411803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang            winParams.screenBrightness = DEFAULT_CAMERA_BRIGHTNESS;
1412803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang            win.setAttributes(winParams);
1413803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang        }
1414803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang    }
1415803afcc7dae35d6a02e8882fc5fcbcdcca4eaad4Chih-Chung Chang
1416e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    @Override
14174de149ceb47f2c251f646419907424bfb67d2b64Owen Lin    protected void onResume() {
1418e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        super.onResume();
1419e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mPausing = false;
1420dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li        if (mOpenCameraFail || mCameraDisabled) return;
142103eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li
1422e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        mJpegPictureCallbackTime = 0;
1423316af30d026dd182edb482ef6de7a330d6b1b012Wu-cheng Li        mZoomValue = 0;
1424e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
142548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        // Start the preview if it is not started.
142603eeea3750b6b540b735e0f4d5d6d76c128cbacbWu-cheng Li        if (mCameraState == PREVIEW_STOPPED) {
142784a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li            try {
1428dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                mCameraDevice = Util.openCamera(this, mCameraId);
1429dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                mInitialParams = mCameraDevice.getParameters();
143084a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                resetExposureCompensation();
143184a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                startPreview();
143284a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li            } catch(CameraHardwareException e) {
1433dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                Util.showErrorAndFinish(this, R.string.cannot_connect_camera);
1434dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                return;
1435dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li            } catch(CameraDisabledException e) {
1436dfb6f208e3f5dd7d68bcaade644aa1d1f1f0a98fWu-cheng Li                Util.showErrorAndFinish(this, R.string.camera_disabled);
143784a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li                return;
143884a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li            }
143948f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
1440e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
144148f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        if (mSurfaceHolder != null) {
14426cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            // If first time initialization is not finished, put it in the
14436cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            // message queue.
14446cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            if (!mFirstTimeInitialized) {
14456cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li                mHandler.sendEmptyMessage(FIRST_TIME_INIT);
14466cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            } else {
14476cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li                initializeSecondTime();
14486cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li            }
1449e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1450cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        keepScreenOnAwhile();
1451232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li
145249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mCameraState == IDLE) {
1453232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li            mOnResumeTime = SystemClock.uptimeMillis();
1454232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li            mHandler.sendEmptyMessageDelayed(CHECK_DISPLAY_ROTATION, 100);
1455232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li        }
1456e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li    }
1457e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1458f00d421845b4ff2eca1354419889886fec5f2538Owen Lin    @Override
1459b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    protected void onPause() {
1460b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mPausing = true;
1461b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopPreview();
14624904e9713a0118af6321dfe0e77a388fe8c3f45dWu-cheng Li        // Close the camera now because other activities may need to use it.
14634904e9713a0118af6321dfe0e77a388fe8c3f45dWu-cheng Li        closeCamera();
1464cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        resetScreenOn();
14657f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        collapseCameraControls();
1466b2b23846d89c63ba0d28bbc7627022e6b9fa620bOwen Lin
1467e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        if (mFirstTimeInitialized) {
1468e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mOrientationListener.disable();
1469e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            if (!mIsImageCaptureIntent) {
1470631191d322e0ae0fb3d5369e581cd8fd787c3b04Wu-cheng Li                if (mThumbnail != null) {
1471631191d322e0ae0fb3d5369e581cd8fd787c3b04Wu-cheng Li                    mThumbnail.saveTo(new File(getFilesDir(), LAST_THUMB_FILENAME));
1472631191d322e0ae0fb3d5369e581cd8fd787c3b04Wu-cheng Li                }
1473e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            }
1474e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            hidePostCaptureAlert();
1475e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1476e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li
1477750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        if (mSharePopup != null) mSharePopup.dismiss();
1478c5e37cbb96b8284203560c51dd5f41c705a21f58Wu-cheng Li
1479b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mDidRegister) {
1480b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            unregisterReceiver(mReceiver);
1481b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mDidRegister = false;
1482b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1483b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopReceivingLocationUpdates();
1484b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1485b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mFocusToneGenerator != null) {
1486b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator.release();
1487b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mFocusToneGenerator = null;
1488b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1489b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1490b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mStorageHint != null) {
1491b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint.cancel();
1492b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mStorageHint = null;
1493b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1494de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project
14959a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        // If we are in an image capture intent and has taken
14969a379bd668227d3dcea30312025f304fd248f6e3The Android Open Source Project        // a picture, we just clear it in onPause.
1497edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li        mJpegImageData = null;
1498e3f4516c2154539cb5778ef061abf8a0ccf90a5eThe Android Open Source Project
1499d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        // Remove the messages in the event queue.
1500d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li        mHandler.removeMessages(RESTART_PREVIEW);
15016cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        mHandler.removeMessages(FIRST_TIME_INIT);
1502232700d54651dcaefb378dc22bdb008a9815d1cdWu-cheng Li        mHandler.removeMessages(CHECK_DISPLAY_ROTATION);
1503551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li        mHandler.removeMessages(RESET_TOUCH_FOCUS);
1504d16a06161fe9e10ae8f656bca4d4482b235cd172Wu-cheng Li
1505b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onPause();
1506b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1507b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1508b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
15090e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin    protected void onActivityResult(
15100e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            int requestCode, int resultCode, Intent data) {
1511b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (requestCode) {
1512b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case CROP_MSG: {
1513b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                Intent intent = new Intent();
1514b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                if (data != null) {
1515b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    Bundle extras = data.getExtras();
1516b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    if (extras != null) {
1517b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        intent.putExtras(extras);
1518b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
1519b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
15205df067af93e6b386167f11cdf12701b7905ee444Wu-cheng Li                setResultEx(resultCode, intent);
1521b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                finish();
1522b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1523b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                File path = getFileStreamPath(sTempCropFilename);
1524b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                path.delete();
1525b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1526b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                break;
1527b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
1528b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1529b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1530b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1531fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j    private boolean canTakePicture() {
153249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        return isCameraIdle() && (mPicturesRemaining > 0);
1533fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j    }
1534fcb65124480c7a07d8cb1b28eff3c6acd6107531repo syn && make -j
1535b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void autoFocus() {
153651c1bbeeec7d2555debd5d2267a5ae16b076f313Wu-cheng Li        Log.v(TAG, "Start autofocus.");
153751c1bbeeec7d2555debd5d2267a5ae16b076f313Wu-cheng Li        mFocusStartTime = System.currentTimeMillis();
153851c1bbeeec7d2555debd5d2267a5ae16b076f313Wu-cheng Li        mCameraDevice.autoFocus(mAutoFocusCallback);
153949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraState = FOCUSING;
154049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        enableCameraControls(false);
154149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        updateFocusUI();
1542551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li        mHandler.removeMessages(RESET_TOUCH_FOCUS);
1543b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1544b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
154562a2ae8a96495b77bd1d11420fd352cd0b8ca7c3Chih-Chung Chang    private void cancelAutoFocus() {
154649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        Log.v(TAG, "Cancel autofocus.");
154749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraDevice.cancelAutoFocus();
154849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraState = IDLE;
154949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        enableCameraControls(true);
155022e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        resetTouchFocus();
155149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        setCameraParameters(UPDATE_PARAM_PREFERENCE);
155249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        updateFocusUI();
1553551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li        mHandler.removeMessages(RESET_TOUCH_FOCUS);
1554b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1555b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
155649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li    private void updateFocusUI() {
155743df069e847abf43eb7afb738154f7a18661a4b2Wu-cheng Li        // Do not show focus rectangle if there is any face rectangle.
155841ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li        if (mFaceView != null && mFaceView.faceExists()) return;
155943df069e847abf43eb7afb738154f7a18661a4b2Wu-cheng Li
156049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mCameraState == FOCUSING || mCameraState == FOCUSING_SNAP_ON_FINISH) {
156175ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showStart();
156249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        } else if (mCameraState == FOCUS_SUCCESS) {
156375ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showSuccess();
156449bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        } else if (mCameraState == FOCUS_FAIL) {
156575ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.showFail();
156604dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        } else if (mCameraState == IDLE && mFocusArea != null) {
156704dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            // Users touch on the preview and the rectangle indicates the metering area.
156804dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            // Either focus area is not supported or autoFocus call is not required.
156904dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            mFocusRectangle.showStart();
157075ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        } else {
157175ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang            mFocusRectangle.clear();
157275ae09f4ee606960fb1740e3ad4b5b46931ef520Chih-Chung Chang        }
1573b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1574b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
157522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    // Preview area is touched. Handle touch focus.
157622e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    @Override
157722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    public boolean onTouch(View v, MotionEvent e) {
157804dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        if (mPausing || !mFirstTimeInitialized || mCameraState == SNAPSHOT_IN_PROGRESS
157904dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                || mCameraState == FOCUSING_SNAP_ON_FINISH) {
158004dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            return false;
158104dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        }
15823d108b88030763f102398487e9b9e74fb67b47a8Wu-cheng Li
158304dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        // Do not trigger touch focus if popup window is opened.
158497d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li        if (collapseCameraControls()) return false;
158597d089d718dc92c0e9ccc3c923066cf4f0101c35Wu-cheng Li
158604dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        // Check if metering area or focus area is supported.
158704dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        boolean focusAreaSupported = (mParameters.getMaxNumFocusAreas() > 0
158804dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                && (mFocusMode.equals(Parameters.FOCUS_MODE_AUTO) ||
158904dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                    mFocusMode.equals(Parameters.FOCUS_MODE_MACRO) ||
159004dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                    mFocusMode.equals(Parameters.FOCUS_MODE_CONTINUOUS_VIDEO)));
159104dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        boolean meteringAreaSupported = (mParameters.getMaxNumMeteringAreas() > 0);
159204dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        if (!focusAreaSupported && !meteringAreaSupported) return false;
159304dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li
159404dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        boolean callAutoFocusRequired = false;
159504dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        if (focusAreaSupported &&
159604dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                (mFocusMode.equals(Parameters.FOCUS_MODE_AUTO) ||
159704dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                 mFocusMode.equals(Parameters.FOCUS_MODE_MACRO))) {
159804dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            callAutoFocusRequired = true;
1599bffc2038ddb61423d9dc40882f253f9207458f3bWu-cheng Li        }
1600bffc2038ddb61423d9dc40882f253f9207458f3bWu-cheng Li
160104dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        // Let users be able to cancel previous touch focus.
160204dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        if (callAutoFocusRequired && mFocusArea != null && e.getAction() == MotionEvent.ACTION_DOWN
160304dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                && (mCameraState == FOCUSING || mCameraState == FOCUS_SUCCESS ||
160404dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li                    mCameraState == FOCUS_FAIL)) {
160504dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            cancelAutoFocus();
160622e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        }
160722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
1608af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        // Initialize variables.
160922e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        int x = Math.round(e.getX());
161022e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        int y = Math.round(e.getY());
161122e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        int focusWidth = mFocusRectangle.getWidth();
161222e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        int focusHeight = mFocusRectangle.getHeight();
1613af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int previewWidth = mPreviewFrame.getWidth();
1614af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int previewHeight = mPreviewFrame.getHeight();
161549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mFocusArea == null) {
161649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mFocusArea = new ArrayList<Area>();
161749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mFocusArea.add(new Area(new Rect(), 1));
161849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        }
1619af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li
1620af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        // Convert the coordinates to driver format. The actual focus area is two times bigger than
1621af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        // UI because a huge rectangle looks strange.
1622af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int areaWidth = focusWidth * 2;
1623af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int areaHeight = focusHeight * 2;
1624af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int areaLeft = Util.clamp(x - areaWidth / 2, 0, previewWidth - areaWidth);
1625af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int areaTop = Util.clamp(y - areaHeight / 2, 0, previewHeight - areaHeight);
16267895ae7d31da363a225988ffd2e0479fece6499eWu-cheng Li        Rect rect = mFocusArea.get(0).rect;
1627af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        convertToFocusArea(areaLeft, areaTop, areaWidth, areaHeight, previewWidth, previewHeight,
1628af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li                mFocusArea.get(0).rect);
162918c1ad898f3fddcd321af7ffbb32416a1b32f323Wu-cheng Li
163022e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        // Use margin to set the focus rectangle to the touched area.
163122e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        RelativeLayout.LayoutParams p =
163222e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li                (RelativeLayout.LayoutParams) mFocusRectangle.getLayoutParams();
1633af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int left = Util.clamp(x - focusWidth / 2, 0, previewWidth - focusWidth);
1634af40ad5126da5b116440e015fbc3cfb55ff437d4Wu-cheng Li        int top = Util.clamp(y - focusHeight / 2, 0, previewHeight - focusHeight);
163504dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        p.setMargins(left, top, 0, 0);
163622e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        // Disable "center" rule because we no longer want to put it in the center.
163722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        int[] rules = p.getRules();
163822e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        rules[RelativeLayout.CENTER_IN_PARENT] = 0;
163951c1bbeeec7d2555debd5d2267a5ae16b076f313Wu-cheng Li        mFocusRectangle.requestLayout();
164022e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
16414b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        // Stop face detection because we want to specify focus and metering area.
16424b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        stopFaceDetection();
16434b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li
164404dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        // Set the focus area and metering area.
164522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        setCameraParameters(UPDATE_PARAM_PREFERENCE);
164604dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        if (callAutoFocusRequired && e.getAction() == MotionEvent.ACTION_UP) {
164704dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            autoFocus();
164804dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        } else {  // Just show the rectangle in all other cases.
164904dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li            updateFocusUI();
1650551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li            // Reset the metering area in 3 seconds.
1651551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li            mHandler.removeMessages(RESET_TOUCH_FOCUS);
1652551ce8ef001669d5e04359ab57c365082f75a905Wu-cheng Li            mHandler.sendEmptyMessageDelayed(RESET_TOUCH_FOCUS, RESET_TOUCH_FOCUS_DELAY);
165304dfecf4f289e7ab888d3ff7f66588783bce2d6bWu-cheng Li        }
165422e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
165522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        return true;
165622e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    }
165722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
16580d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li    // Convert the touch point to the focus area in driver format.
16590d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li    public static void convertToFocusArea(int left, int top, int focusWidth, int focusHeight,
16600d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li            int previewWidth, int previewHeight, Rect rect) {
16610d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li        rect.left = Math.round((float) left / previewWidth * 2000 - 1000);
16620d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li        rect.top = Math.round((float) top / previewHeight * 2000 - 1000);
16630d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li        rect.right = Math.round((float) (left + focusWidth) / previewWidth * 2000 - 1000);
16640d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li        rect.bottom = Math.round((float) (top + focusHeight) / previewHeight * 2000 - 1000);
16650d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li    }
16660d604e2af9eeed22685fd62e2281c2cd9728d58bWu-cheng Li
166722e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li    void resetTouchFocus() {
166822e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        // Put focus rectangle to the center.
166949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        RelativeLayout.LayoutParams p =
167049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                (RelativeLayout.LayoutParams) mFocusRectangle.getLayoutParams();
167149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        int[] rules = p.getRules();
167249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        rules[RelativeLayout.CENTER_IN_PARENT] = RelativeLayout.TRUE;
167349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        p.setMargins(0, 0, 0, 0);
1674bffc2038ddb61423d9dc40882f253f9207458f3bWu-cheng Li
167549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mFocusArea = null;
1676bffc2038ddb61423d9dc40882f253f9207458f3bWu-cheng Li    }
1677bffc2038ddb61423d9dc40882f253f9207458f3bWu-cheng Li
1678b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
16790b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang    public void onBackPressed() {
16800b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang        if (!isCameraIdle()) {
16810b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang            // ignore backs while we're taking a picture
16820b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang            return;
16837f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        } else if (!collapseCameraControls()) {
16843eed8999c9fd92600c74225b671a2f03d7dd51d4Owen Lin            super.onBackPressed();
16850b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang        }
16860b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang    }
16870b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang
16880b8028e923b386eaa9062e076ca041914acbcd09Chih-Chung Chang    @Override
1689b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onKeyDown(int keyCode, KeyEvent event) {
1690b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (keyCode) {
1691b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_FOCUS:
1692e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
169311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doFocus(true);
1694b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1695b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1696b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_CAMERA:
1697e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
169811c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doSnap();
1699b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1700b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1701b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_DPAD_CENTER:
17020e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // If we get a dpad center event without any focused view, move
17030e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                // the focus to the shutter button and press it.
1704e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized && event.getRepeatCount() == 0) {
17050e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // Start auto-focus immediately to reduce shutter lag. After
17060e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // the shutter button gets the focus, doFocus() will be
17070e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin                    // called again but it is fine.
17087f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li                    if (collapseCameraControls()) return true;
170911c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    doFocus(true);
171011c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    if (mShutterButton.isInTouchMode()) {
171111c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                        mShutterButton.requestFocusFromTouch();
171211c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    } else {
171311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                        mShutterButton.requestFocus();
1714b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    }
171511c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks                    mShutterButton.setPressed(true);
1716b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
1717b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1718b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1719b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1720b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return super.onKeyDown(keyCode, event);
1721b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1722b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1723b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
1724b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onKeyUp(int keyCode, KeyEvent event) {
1725b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        switch (keyCode) {
1726b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            case KeyEvent.KEYCODE_FOCUS:
1727e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                if (mFirstTimeInitialized) {
1728e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                    doFocus(false);
1729e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li                }
1730b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                return true;
1731b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1732b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return super.onKeyUp(keyCode, event);
1733b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1734b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
17359c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project    private void doSnap() {
17367f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        if (collapseCameraControls()) return;
1737f5876dbd29607a0e9762f88e9db6fa35ffb20067Owen Lin
173849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        Log.v(TAG, "doSnap: mCameraState=" + mCameraState);
17390f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // If the user has half-pressed the shutter and focus is completed, we
17400f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // can take the photo right away. If the focus mode is infinity, we can
17410f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li        // also take the photo.
1742ed6661e212048dc3e143c48402b3935911c3741cWu-cheng Li        if (mFocusMode.equals(Parameters.FOCUS_MODE_INFINITY)
1743a73ebf03d722d965fc9b394bba2187a66559949fWu-cheng Li                || mFocusMode.equals(Parameters.FOCUS_MODE_FIXED)
1744a73ebf03d722d965fc9b394bba2187a66559949fWu-cheng Li                || mFocusMode.equals(Parameters.FOCUS_MODE_EDOF)
174549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                || (mCameraState == FOCUS_SUCCESS
174649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                || mCameraState == FOCUS_FAIL)) {
1747edcae0ca2d9587e78cc52a58d0797d2aa28c0db9Wu-cheng Li            capture();
174849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        } else if (mCameraState == FOCUSING) {
1749de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            // Half pressing the shutter (i.e. the focus button event) will
1750de365d87520c97d6b1636442e6b5c82a3e036f29The Android Open Source Project            // already have requested AF for us, so just request capture on
17519c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            // focus here.
175249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mCameraState = FOCUSING_SNAP_ON_FINISH;
175349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        } else if (mCameraState == IDLE) {
17548d0dd0e2ee9a9f8d729ed96597102777cf14701fThe Android Open Source Project            // Focus key down event is dropped for some reasons. Just ignore.
1755b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1756b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1757b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1758b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void doFocus(boolean pressed) {
1759cc529326d9369290abd6933f1d070859b3cadf75Wu-cheng Li        // Do the focus if the mode is not infinity.
17607f0d458b7d2ed913879db247d16abcfdec0dc897Wu-cheng Li        if (collapseCameraControls()) return;
1761a73ebf03d722d965fc9b394bba2187a66559949fWu-cheng Li        if (!(mFocusMode.equals(Parameters.FOCUS_MODE_INFINITY)
1762a73ebf03d722d965fc9b394bba2187a66559949fWu-cheng Li                  || mFocusMode.equals(Parameters.FOCUS_MODE_FIXED)
1763a73ebf03d722d965fc9b394bba2187a66559949fWu-cheng Li                  || mFocusMode.equals(Parameters.FOCUS_MODE_EDOF))) {
17640f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li            if (pressed) {  // Focus key down.
176549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                // Do not do focus if there is not enoguh storage. Do not focus
176649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                // if touch focus has been triggered, that is, camera state is
176749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                // FOCUS_SUCCESS or FOCUS_FAIL.
176849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                if (canTakePicture() && mCameraState != FOCUS_SUCCESS
176949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                        && mCameraState != FOCUS_FAIL) {
177049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    autoFocus();
177149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                }
17720f56ef5704b7f1a0874528367147487c051876d9Wu-cheng Li            } else {  // Focus key up.
177349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                // User releases half-pressed focus key.
177449bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                if (mCameraState == FOCUSING || mCameraState == FOCUS_SUCCESS
177549bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                        || mCameraState == FOCUS_FAIL) {
177649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                    cancelAutoFocus();
177749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                }
17789c9be2eb4a86fc3468dbba1ec5f7bfdb37d22c74The Android Open Source Project            }
1779b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1780b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1781b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1782b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
17834fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        // Make sure we have a surface in the holder before proceeding.
17844fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        if (holder.getSurface() == null) {
17854fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang            Log.d(TAG, "holder.getSurface() == null");
17864fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang            return;
17874fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang        }
17884fc134dffebaddec5bcdb26dc1caeb4ab6f7f91cChih-Chung Chang
178975c11984594546002610c9f076520414ae4b6d4dWu-cheng Li        Log.v(TAG, "surfaceChanged. w=" + w + ". h=" + h);
179075c11984594546002610c9f076520414ae4b6d4dWu-cheng Li
179147dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        // We need to save the holder for later use, even when the mCameraDevice
179247dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        // is null. This could happen if onResume() is invoked after this
179347dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        // function.
179447dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        mSurfaceHolder = holder;
179547dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin
1796ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // The mCameraDevice will be null if it fails to connect to the camera
1797ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // hardware. In this case we will show a dialog and then finish the
1798ba19d8b0011a528b38943458b2f816ed247f2793Wu-cheng Li        // activity, so it's OK to ignore it.
17993f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mCameraDevice == null) return;
18003f3c857e3f34650c15d764810335024654b0fcc3Owen Lin
180147dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        // Sometimes surfaceChanged is called after onPause or before onResume.
180247dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        // Ignore it.
18033f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mPausing || isFinishing()) return;
18046cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li
1805855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        // Set preview display if the surface is being created. Preview was
1806855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        // already started. Also restart the preview if display rotation has
1807855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        // changed. Sometimes this happens when the device is held in portrait
1808855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        // and camera app is opened. Rotation animation takes some time and
1809855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        // display rotation in onCreate may not be what we want.
181049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mCameraState != PREVIEW_STOPPED
181149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li                && (Util.getDisplayRotation(this) == mDisplayRotation)
1812855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li                && holder.isCreating()) {
181347dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // Set preview display if the surface is being created and preview
181447dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // was already started. That means preview display was set to null
181547dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // and we need to set it now.
181648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            setPreviewDisplay(holder);
181747dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin        } else {
181847dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // 1. Restart the preview if the size of surface was changed. The
181947dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // framework may not support changing preview display on the fly.
182047dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // 2. Start the preview now if surface was destroyed and preview
182147dd2cf1dacad3687410ea6e8e4f05542a5fdc46Owen Lin            // stopped.
182284a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li            startPreview();
182348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
18246cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li
18256cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // If first time initialization is not finished, send a message to do
18266cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // it later. We want to finish surfaceChanged as soon as possible to let
18276cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // user see preview first.
18286cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        if (!mFirstTimeInitialized) {
1829e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li            mHandler.sendEmptyMessage(FIRST_TIME_INIT);
1830547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync        } else {
1831547caa3586633adcaddfbe766ec46a0b97ee8d4crepo sync            initializeSecondTime();
1832e43adb123b34432b977f57943c3c42614ccfd985Wu-cheng Li        }
1833b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1834b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1835b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceCreated(SurfaceHolder holder) {
1836b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1837b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1838b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public void surfaceDestroyed(SurfaceHolder holder) {
1839b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        stopPreview();
1840b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        mSurfaceHolder = null;
1841b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1842b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
1843b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void closeCamera() {
1844b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mCameraDevice != null) {
1845cd65be31531717fb032b7423f8d5a77df465cfcaChih-Chung Chang            CameraHolder.instance().release();
1846e453bdb87ca7eb4e05b817774124731237a3d437Wu-cheng Li            mCameraDevice.setZoomChangeListener(null);
1847b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            mCameraDevice = null;
184849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mCameraState = PREVIEW_STOPPED;
1849b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
1850b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1851b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
185248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li    private void setPreviewDisplay(SurfaceHolder holder) {
185348f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        try {
185448f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            mCameraDevice.setPreviewDisplay(holder);
185548f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        } catch (Throwable ex) {
185648f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            closeCamera();
185748f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li            throw new RuntimeException("setPreviewDisplay failed", ex);
185848f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        }
185948f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li    }
186048f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li
186184a4d3eb7c9a3e33e1898729a66671332fe81577Wu-cheng Li    private void startPreview() {
18623f3c857e3f34650c15d764810335024654b0fcc3Owen Lin        if (mPausing || isFinishing()) return;
186311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks
186422e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li        resetTouchFocus();
186522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
18666eabb9b770a7c60cb92aa2e22f360754f32f39f8Wu-cheng Li        mCameraDevice.setErrorCallback(mErrorCallback);
1867b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
18686cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // If we're previewing already, stop the preview first (this will blank
18696cc6daff9d7cb02805cd9ce71176c7b49655f8a8Wu-cheng Li        // the screen).
187049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mCameraState != PREVIEW_STOPPED) stopPreview();
1871b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
187248f6cdff77fe6b0c44b7d4c4261599e1de7225f1Wu-cheng Li        setPreviewDisplay(mSurfaceHolder);
1873855b4ca04f982c7110acd81b509c955df976926fWu-cheng Li        mDisplayRotation = Util.getDisplayRotation(this);
18744b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        mDisplayOrientation = Util.getDisplayOrientation(mDisplayRotation, mCameraId);
18754b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        mCameraDevice.setDisplayOrientation(mDisplayOrientation);
187641ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li        if (mFaceView != null) {
187741ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li            mFaceView.setDisplayOrientation(mDisplayOrientation);
18784b602592e0d189499b22d107d997b83e798b5bd9Wu-cheng Li        }
1879ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        setCameraParameters(UPDATE_PARAM_ALL);
1880b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
188111c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks        try {
18828564b8a3844d87e1ffe3d40cb8ff7ff5cb93312eWu-cheng Li            Log.v(TAG, "startPreview");
188311c53782ca0a7be5e033bafdf0be6ac124bde8cbDave Sparks            mCameraDevice.startPreview();
1884fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li        } catch (Throwable ex) {
1885fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            closeCamera();
1886fa1dfa2f3f1385e98cf8bdac5c48f8d13a400a8aWu-cheng Li            throw new RuntimeException("startPreview failed", ex);
1887b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
188833be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        mZoomState = ZOOM_STOPPED;
188949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraState = IDLE;
1890b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
1891b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
18925fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    private void stopPreview() {
189349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mCameraDevice != null && mCameraState != PREVIEW_STOPPED) {
18948564b8a3844d87e1ffe3d40cb8ff7ff5cb93312eWu-cheng Li            Log.v(TAG, "stopPreview");
18955fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li            mCameraDevice.stopPreview();
18965fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        }
189749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        mCameraState = PREVIEW_STOPPED;
18985fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        // If auto focus was in progress, it would have been canceled.
189949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        updateFocusUI();
19005fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    }
19015fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
1902dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin    private static boolean isSupported(String value, List<String> supported) {
1903dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin        return supported == null ? false : supported.indexOf(value) >= 0;
1904dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin    }
1905dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin
1906ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private void updateCameraParametersInitialize() {
1907cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        // Reset preview frame rate to the maximum because it may be lowered by
1908cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        // video camera application.
1909cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        List<Integer> frameRates = mParameters.getSupportedPreviewFrameRates();
1910cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        if (frameRates != null) {
1911cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li            Integer max = Collections.max(frameRates);
1912cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li            mParameters.setPreviewFrameRate(max);
1913cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li        }
1914cc5a6356055dd8a8a4017b0af5410b53f25aaef0Wu-cheng Li
191593ad273a53e7d2975a67d7d1f8a157f845e41cf2Wu-cheng Li        mParameters.setRecordingHint(false);
1916ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    }
1917ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
1918ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private void updateCameraParametersZoom() {
1919ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        // Set zoom.
1920ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        if (mParameters.isZoomSupported()) {
1921ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            mParameters.setZoom(mZoomValue);
1922ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
1923ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    }
1924ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
1925ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private void updateCameraParametersPreference() {
192649bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mParameters.getMaxNumFocusAreas() > 0) {
192749bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mParameters.setFocusAreas(mFocusArea);
192849bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            Log.d(TAG, "Parameter focus areas=" + mParameters.get("focus-areas"));
192949bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        }
193049bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li
193149bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        if (mParameters.getMaxNumMeteringAreas() > 0) {
193249bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            // Use the same area for focus and metering.
193349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li            mParameters.setMeteringAreas(mFocusArea);
193449bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        }
193522e1d11ab2e59b672885fa5f7e5f08b1a2455225Wu-cheng Li
19365945773c664ada754ce5eb9239bd4c8bd95ee4b4Wu-cheng Li        // Set picture size.
19372c6c6174e2363fccb4e4f29b76290e99234fe140Owen Lin        String pictureSize = mPreferences.getString(
193832bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin                CameraSettings.KEY_PICTURE_SIZE, null);
193932bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin        if (pictureSize == null) {
194032bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin            CameraSettings.initialCameraPictureSize(this, mParameters);
194132bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin        } else {
194232bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin            List<Size> supported = mParameters.getSupportedPictureSizes();
194332bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin            CameraSettings.setCameraPictureSize(
194432bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin                    pictureSize, supported, mParameters);
194532bfffa5822490ea0e105e9fe00b9df8db1b7b02Owen Lin        }
1946937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin
1947ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        // Set the preview frame aspect ratio according to the picture size.
1948ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        Size size = mParameters.getPictureSize();
1949ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        PreviewFrameLayout frameLayout =
1950ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin                (PreviewFrameLayout) findViewById(R.id.frame_layout);
1951ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        frameLayout.setAspectRatio((double) size.width / size.height);
1952ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin
1953ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        // Set a preview size that is closest to the viewfinder height and has
1954ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        // the right aspect ratio.
1955ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        List<Size> sizes = mParameters.getSupportedPreviewSizes();
19566227fa641518492a6b660c78463da18d9ec8fcd8Nipun Kwatra        Size optimalSize = Util.getOptimalPreviewSize(this,
1957ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin                sizes, (double) size.width / size.height);
19580fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li        Size original = mParameters.getPreviewSize();
19590fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li        if (!original.equals(optimalSize)) {
19600fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li            mParameters.setPreviewSize(optimalSize.width, optimalSize.height);
19610fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li
19620fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li            // Zoom related settings will be changed for different preview
19630fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li            // sizes, so set and read the parameters to get lastest values
19640fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li            mCameraDevice.setParameters(mParameters);
19650fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li            mParameters = mCameraDevice.getParameters();
1966ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin        }
19670fad45d0d64569098f4daf34ff7e5ae785601304Wu-cheng Li        Log.v(TAG, "Preview size is " + optimalSize.width + "x" + optimalSize.height);
1968ffcca7403c9a364403357d3c76a3ff256c63c786Cheng-Ru Lin
1969ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        // Since change scene mode may change supported values,
1970ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        // Set scene mode first,
197118a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        mSceneMode = mPreferences.getString(
1972ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                CameraSettings.KEY_SCENE_MODE,
1973ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                getString(R.string.pref_camera_scenemode_default));
197418a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        if (isSupported(mSceneMode, mParameters.getSupportedSceneModes())) {
197518a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin            if (!mParameters.getSceneMode().equals(mSceneMode)) {
197618a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin                mParameters.setSceneMode(mSceneMode);
1977ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                mCameraDevice.setParameters(mParameters);
1978ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
1979ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                // Setting scene mode will change the settings of flash mode,
1980ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                // white balance, and focus mode. Here we read back the
1981ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                // parameters, so we can know those settings.
1982ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                mParameters = mCameraDevice.getParameters();
1983ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            }
1984ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        } else {
198518a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin            mSceneMode = mParameters.getSceneMode();
198618a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin            if (mSceneMode == null) {
198718a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin                mSceneMode = Parameters.SCENE_MODE_AUTO;
1988ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            }
1989ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
1990ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
19915945773c664ada754ce5eb9239bd4c8bd95ee4b4Wu-cheng Li        // Set JPEG quality.
199202af7e82f97ade581703c7f4a32666e4f578173bWu-cheng Li        int jpegQuality = CameraProfile.getJpegEncodingQualityParameter(mCameraId,
199302af7e82f97ade581703c7f4a32666e4f578173bWu-cheng Li                CameraProfile.QUALITY_HIGH);
199402af7e82f97ade581703c7f4a32666e4f578173bWu-cheng Li        mParameters.setJpegQuality(jpegQuality);
1995937fc48b37fafe3ffc8f4b52bd9a171bbb4d3a37Owen Lin
1996dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin        // For the following settings, we need to check if the settings are
1997dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin        // still supported by latest driver, if not, ignore the settings.
1998dbb23f7bc9d3f3807f12926ccbfe2a95a0c1355aOwen Lin
199933be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        // Set exposure compensation
200033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        String exposure = mPreferences.getString(
200133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                CameraSettings.KEY_EXPOSURE,
200233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                getString(R.string.pref_exposure_default));
200333be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        try {
200433be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            int value = Integer.parseInt(exposure);
200533be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            int max = mParameters.getMaxExposureCompensation();
200633be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            int min = mParameters.getMinExposureCompensation();
200733be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            if (value >= min && value <= max) {
200833be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                mParameters.setExposureCompensation(value);
200933be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            } else {
201033be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin                Log.w(TAG, "invalid exposure range: " + exposure);
201133be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            }
201233be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        } catch (NumberFormatException e) {
201333be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin            Log.w(TAG, "invalid exposure: " + exposure);
201433be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin        }
201533be45a1abaf6a8d611fb87b18945c84ab76c229Owen Lin
201618a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        if (Parameters.SCENE_MODE_AUTO.equals(mSceneMode)) {
2017301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            // Set flash mode.
20184de149ceb47f2c251f646419907424bfb67d2b64Owen Lin            String flashMode = mPreferences.getString(
2019301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    CameraSettings.KEY_FLASH_MODE,
2020301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    getString(R.string.pref_camera_flashmode_default));
2021301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            List<String> supportedFlash = mParameters.getSupportedFlashModes();
2022301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            if (isSupported(flashMode, supportedFlash)) {
2023301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                mParameters.setFlashMode(flashMode);
2024301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            } else {
20253b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                flashMode = mParameters.getFlashMode();
20263b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                if (flashMode == null) {
2027503560f0dc42d6185c61be06f8060dfd50d30d69Owen Lin                    flashMode = getString(
2028503560f0dc42d6185c61be06f8060dfd50d30d69Owen Lin                            R.string.pref_camera_flashmode_no_flash);
20293b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                }
2030301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            }
2031301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin
2032301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            // Set white balance parameter.
20334de149ceb47f2c251f646419907424bfb67d2b64Owen Lin            String whiteBalance = mPreferences.getString(
2034301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    CameraSettings.KEY_WHITE_BALANCE,
2035301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    getString(R.string.pref_camera_whitebalance_default));
203670fe12f4d0ba9c08be9e0f0bda75b172a21cf70aOwen Lin            if (isSupported(whiteBalance,
203770fe12f4d0ba9c08be9e0f0bda75b172a21cf70aOwen Lin                    mParameters.getSupportedWhiteBalance())) {
2038301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                mParameters.setWhiteBalance(whiteBalance);
20393b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin            } else {
20403b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                whiteBalance = mParameters.getWhiteBalance();
20413b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                if (whiteBalance == null) {
20423b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                    whiteBalance = Parameters.WHITE_BALANCE_AUTO;
20433b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                }
2044301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            }
2045301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin
2046301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            // Set focus mode.
2047301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            mFocusMode = mPreferences.getString(
2048301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    CameraSettings.KEY_FOCUS_MODE,
2049301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                    getString(R.string.pref_camera_focusmode_default));
2050301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            if (isSupported(mFocusMode, mParameters.getSupportedFocusModes())) {
2051301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin                mParameters.setFocusMode(mFocusMode);
20523b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin            } else {
20533b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                mFocusMode = mParameters.getFocusMode();
20543b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                if (mFocusMode == null) {
20553b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                    mFocusMode = Parameters.FOCUS_MODE_AUTO;
20563b90cce1e143de64b29a33828d371c9c0e36c772Cheng-Ru Lin                }
2057301c088512a06ec5154da2d27761537b6607f986Cheng-Ru Lin            }
205818a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin        } else {
205918a0b5bb13b9dc9cdb01d03e901c0836742f7a3aOwen Lin            mFocusMode = mParameters.getFocusMode();
2060cc529326d9369290abd6933f1d070859b3cadf75Wu-cheng Li        }
2061e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li    }
2062e0770004600f76cc4b440104e98e14712b4fd1c6Wu-cheng Li
2063ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // We separate the parameters into several subsets, so we can update only
2064ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // the subsets actually need updating. The PREFERENCE set needs extra
2065ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // locking because the preference can be changed from GLThread as well.
2066ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private void setCameraParameters(int updateSet) {
2067ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        mParameters = mCameraDevice.getParameters();
2068ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2069ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        if ((updateSet & UPDATE_PARAM_INITIALIZE) != 0) {
2070ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            updateCameraParametersInitialize();
2071ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
2072ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2073ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        if ((updateSet & UPDATE_PARAM_ZOOM) != 0) {
2074ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            updateCameraParametersZoom();
2075ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
2076ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2077ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        if ((updateSet & UPDATE_PARAM_PREFERENCE) != 0) {
20780d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin            updateCameraParametersPreference();
2079ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
2080ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2081ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        mCameraDevice.setParameters(mParameters);
2082ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    }
2083ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2084ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // If the Camera is idle, update the parameters immediately, otherwise
2085ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    // accumulate them in mUpdateSet and update later.
2086ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang    private void setCameraParametersWhenIdle(int additionalUpdateSet) {
2087ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        mUpdateSet |= additionalUpdateSet;
20881de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang        if (mCameraDevice == null) {
2089ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            // We will update all the parameters when we open the device, so
2090ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            // we don't need to do anything now.
2091ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            mUpdateSet = 0;
20921de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang            return;
20931de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang        } else if (isCameraIdle()) {
2094ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            setCameraParameters(mUpdateSet);
20958a66efdc845a5fdf0750d0fd6a2a92ecbcf77fceWu-cheng Li            updateSceneModeUI();
2096ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            mUpdateSet = 0;
20971de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang        } else {
2098ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            if (!mHandler.hasMessages(SET_CAMERA_PARAMETERS_WHEN_IDLE)) {
2099ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                mHandler.sendEmptyMessageDelayed(
2100ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                        SET_CAMERA_PARAMETERS_WHEN_IDLE, 1000);
2101ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            }
21021de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang        }
21031de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang    }
21041de0469fa91cee8ed0771d020042cc82576a601cChih-Chung Chang
2105522e836abc90bcb2d4e7a4ac37e269154d06c715Chih-Chung Chang    private void gotoGallery() {
2106b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        MenuHelper.gotoCameraImageGallery(this);
2107b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2108b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2109b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void startReceivingLocationUpdates() {
2110b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mLocationManager != null) {
2111b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
2112b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mLocationManager.requestLocationUpdates(
2113b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        LocationManager.NETWORK_PROVIDER,
2114b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        1000,
2115b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        0F,
2116b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        mLocationListeners[1]);
2117feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li            } catch (SecurityException ex) {
2118deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.i(TAG, "fail to request location update, ignore", ex);
2119b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IllegalArgumentException ex) {
2120deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.d(TAG, "provider does not exist " + ex.getMessage());
2121b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
2122b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            try {
2123b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                mLocationManager.requestLocationUpdates(
2124b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        LocationManager.GPS_PROVIDER,
2125b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        1000,
2126b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        0F,
2127b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                        mLocationListeners[0]);
2128f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan                showGpsOnScreenIndicator(false);
2129feaf2ccff42c44b74be814b66296f9ddedcc9aa9Wu-cheng Li            } catch (SecurityException ex) {
2130deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.i(TAG, "fail to request location update, ignore", ex);
2131b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            } catch (IllegalArgumentException ex) {
2132deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                Log.d(TAG, "provider does not exist " + ex.getMessage());
2133b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
21348303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li            Log.d(TAG, "startReceivingLocationUpdates");
2135b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
2136b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2137b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2138b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void stopReceivingLocationUpdates() {
2139b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        if (mLocationManager != null) {
2140b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            for (int i = 0; i < mLocationListeners.length; i++) {
2141b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                try {
2142b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                    mLocationManager.removeUpdates(mLocationListeners[i]);
2143b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                } catch (Exception ex) {
2144deb57259b0055c08a44cd43933276ccf485dcd2dOwen Lin                    Log.i(TAG, "fail to remove location listners, ignore", ex);
2145b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project                }
2146b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
21478303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li            Log.d(TAG, "stopReceivingLocationUpdates");
2148b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
2149f63366e6305e75ae289aaac20b397a3e9633d9dfHung-ying Tyan        hideGpsOnScreenIndicator();
2150b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2151b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2152b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private Location getCurrentLocation() {
2153b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        // go in best to worst order
2154b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        for (int i = 0; i < mLocationListeners.length; i++) {
215507c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            Location l = mLocationListeners[i].current();
215607c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin            if (l != null) return l;
2157b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
21588303435a2466803e05dd99c60cdb2de074b79162Wu-cheng Li        Log.d(TAG, "No location received yet.");
215907c90568c7b0568e6cb75559bd13e5d000ac040fOwen Lin        return null;
2160b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2161b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
21625fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    private boolean isCameraIdle() {
216349bc3fd984521c8c8eed8733d9bdd7f2ccdd9057Wu-cheng Li        return mCameraState == IDLE || mCameraState == FOCUS_SUCCESS || mCameraState == FOCUS_FAIL;
2164b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2165b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2166b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private boolean isImageCaptureIntent() {
2167b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        String action = getIntent().getAction();
2168b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return (MediaStore.ACTION_IMAGE_CAPTURE.equals(action));
2169b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2170b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2171cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang    private void setupCaptureParams() {
2172cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        Bundle myExtras = getIntent().getExtras();
2173cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        if (myExtras != null) {
2174cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            mSaveUri = (Uri) myExtras.getParcelable(MediaStore.EXTRA_OUTPUT);
2175cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang            mCropValue = myExtras.getString("crop");
2176cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang        }
2177cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang    }
2178cd972b0cd67d7a45084d9757ebd49b8f22989eddChih-Chung Chang
2179b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void showPostCaptureAlert() {
21809bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
2181bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            if (Util.isTabletUI()) {
2182e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan                mShutterButton.setEnabled(false);
2183bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            } else {
2184e46d09dc17ac1cad5062fdc4b29916dc63da06c3Chung-yih Wang                mShutterButton.setVisibility(View.GONE);
218585337c206051c2c7d33cca83255e00d92e288421Hung-ying Tyan            }
218661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            int[] pickIds = {R.id.btn_retake, R.id.btn_done};
21870e841fe509c3b61ced7ddf4bee4728b382eae62fOwen Lin            for (int id : pickIds) {
218861b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                View button = findViewById(id);
218961b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                ((View) button.getParent()).setVisibility(View.VISIBLE);
2190b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            }
2191373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan
2192373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            // Remove the text of the cancel button
2193373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            View view = findViewById(R.id.btn_cancel);
2194373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            if (view instanceof Button) ((Button) view).setText("");
2195b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
2196b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2197b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2198b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void hidePostCaptureAlert() {
21999bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
2200bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            if (Util.isTabletUI()) {
2201e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan                mShutterButton.setEnabled(true);
2202bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            } else {
2203bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang                mShutterButton.setVisibility(View.VISIBLE);
220485337c206051c2c7d33cca83255e00d92e288421Hung-ying Tyan            }
220561b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            int[] pickIds = {R.id.btn_retake, R.id.btn_done};
220661b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            for (int id : pickIds) {
220761b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                View button = findViewById(id);
220861b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin                ((View) button.getParent()).setVisibility(View.GONE);
220961b98317dfb7b8bad4e826e1db560128e1c37374Owen Lin            }
2210e50d2553aeb9e55504697e2a72759e8f46ee2992Hung-ying Tyan            enableCameraControls(true);
2211373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan
2212373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            // Restore the text of the cancel button
2213373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            View view = findViewById(R.id.btn_cancel);
2214373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            if (view instanceof Button) {
2215373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan                ((Button) view).setText(R.string.review_cancel);
2216373d10b91c8e736275a0bc52e247598eec0b3ceaHung-ying Tyan            }
2217b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
2218b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2219b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
22205fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    @Override
22215fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    public boolean onPrepareOptionsMenu(Menu menu) {
22225fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        super.onPrepareOptionsMenu(menu);
22235fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        // Only show the menu when camera is idle.
2224b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        for (int i = 0; i < menu.size(); i++) {
2225b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            menu.getItem(i).setVisible(isCameraIdle());
22265fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        }
22275fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
22285fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li        return true;
22295fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li    }
22305fa9483e0f3a31fcff7da86cdd9e32795eacf235Wu-cheng Li
2231b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    @Override
2232b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    public boolean onCreateOptionsMenu(Menu menu) {
2233b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        super.onCreateOptionsMenu(menu);
2234b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
22359bc8d1b47e5bab978cc9571ddfdedc8309a0b65dChih-Chung Chang        if (mIsImageCaptureIntent) {
2236b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            // No options menu for attach mode.
2237b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            return false;
2238b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        } else {
2239b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project            addBaseMenuItems(menu);
2240b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        }
2241b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project        return true;
2242b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    }
2243b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project
2244b64d345c9d51cabce43b5191532a0c185d2a70a5The Android Open Source Project    private void addBaseMenuItems(Menu menu) {
2245a72d73cbac59db43d413291e4db66763be08143arepo sync        MenuHelper.addSwitchModeMenuItem(menu, ModePicker.MODE_VIDEO, new Runnable() {
2246a72d73cbac59db43d413291e4db66763be08143arepo sync            public void run() {
2247a72d73cbac59db43d413291e4db66763be08143arepo sync                switchToOtherMode(ModePicker.MODE_VIDEO);
2248a72d73cbac59db43d413291e4db66763be08143arepo sync            }
2249a72d73cbac59db43d413291e4db66763be08143arepo sync        });
2250a72d73cbac59db43d413291e4db66763be08143arepo sync        MenuHelper.addSwitchModeMenuItem(menu, ModePicker.MODE_PANORAMA, new Runnable() {
22519ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang            public void run() {
2252a72d73cbac59db43d413291e4db66763be08143arepo sync                switchToOtherMode(ModePicker.MODE_PANORAMA);
22539ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang            }
22549ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang        });
2255a72d73cbac59db43d413291e4db66763be08143arepo sync        MenuItem gallery = menu.add(R.string.camera_gallery_photos_text)
2256b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                .setOnMenuItemClickListener(new OnMenuItemClickListener() {
2257b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            public boolean onMenuItemClick(MenuItem item) {
2258b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                gotoGallery();
2259b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang                return true;
2260b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang            }
2261b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        });
2262b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        gallery.setIcon(android.R.drawable.ic_menu_gallery);
2263b5946549f73a3f49ccf163dda424a0319b4b6838Chih-Chung Chang        mGalleryItems.add(gallery);
2264ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang
2265ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang        if (mNumberOfCameras > 1) {
2266a72d73cbac59db43d413291e4db66763be08143arepo sync            menu.add(R.string.switch_camera_id)
2267ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang                    .setOnMenuItemClickListener(new OnMenuItemClickListener() {
2268ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang                public boolean onMenuItemClick(MenuItem item) {
226959ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang                    CameraSettings.writePreferredCameraId(mPreferences,
227059ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang                            ((mCameraId == mFrontCameraId)
227159ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang                            ? mBackCameraId : mFrontCameraId));
227259ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang                    onSharedPreferenceChanged();
2273ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang                    return true;
2274ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang                }
2275ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang            }).setIcon(android.R.drawable.ic_menu_camera);
2276ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang        }
2277ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang    }
2278ac9d0a1ce538eb4bd50cba3b257737a05b9ac4e5Chih-Chung Chang
2279a72d73cbac59db43d413291e4db66763be08143arepo sync    private boolean switchToOtherMode(int mode) {
2280e36da237f13cb3f31ec6fe3af98f2f838cabc6b2Owen Lin        if (isFinishing() || !isCameraIdle()) return false;
2281a72d73cbac59db43d413291e4db66763be08143arepo sync        MenuHelper.gotoMode(mode, Camera.this);
2282b2b23846d89c63ba0d28bbc7627022e6b9fa620bOwen Lin        mHandler.removeMessages(FIRST_TIME_INIT);
22839ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang        finish();
22849ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang        return true;
22859ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang    }
22869ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang
2287a72d73cbac59db43d413291e4db66763be08143arepo sync    public boolean onModeChanged(int mode) {
2288a72d73cbac59db43d413291e4db66763be08143arepo sync        if (mode != ModePicker.MODE_CAMERA) {
2289a72d73cbac59db43d413291e4db66763be08143arepo sync            return switchToOtherMode(mode);
22909ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang        } else {
22919ae7d027bb8f55b85a158cddeb7ed84c5a0a7983Chih-Chung Chang            return true;
2292e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin        }
2293e239acc2185c5fb47b22a65f78ffa461e19f183cOwen Lin    }
22948df283a6685ee0dd18cd3276b6bb716b21f269c6Chih-Chung Chang
229587695169a6b54b39258f236656b31991a3dbc2f8Wu-cheng Li    private void onSharedPreferenceChanged() {
2296c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        // ignore the events after "onPause()"
2297c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        if (mPausing) return;
2298ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2299ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        boolean recordLocation;
2300ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
23010d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin        recordLocation = RecordLocationPreference.get(
23020d73bccf89870682007dd32d4a84bcdb812e2cc7Owen Lin                mPreferences, getContentResolver());
2303ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang
2304ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        if (mRecordLocation != recordLocation) {
2305e391150007300e63d3fb6e2236db3f4c9247fb9cRay Chen            mRecordLocation = recordLocation;
2306ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            if (mRecordLocation) {
2307ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                startReceivingLocationUpdates();
2308ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            } else {
2309ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang                stopReceivingLocationUpdates();
2310ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang            }
2311ee1cf3f0509987e9c76626077bd8117399311cedChih-Chung Chang        }
23127add00693c1ec910bc8700fe046ee18cbe4e1148Wu-cheng Li        int cameraId = CameraSettings.readPreferredCameraId(mPreferences);
23137add00693c1ec910bc8700fe046ee18cbe4e1148Wu-cheng Li        if (mCameraId != cameraId) {
231444377058a0255e2944280fde5cc802e709af0d9bWu-cheng Li            // Restart the activity to have a crossfade animation.
231544377058a0255e2944280fde5cc802e709af0d9bWu-cheng Li            // TODO: Use SurfaceTexture to implement a better and faster
231644377058a0255e2944280fde5cc802e709af0d9bWu-cheng Li            // animation.
2317bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li            if (mIsImageCaptureIntent) {
2318bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li                // If the intent is camera capture, stay in camera capture mode.
2319bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li                MenuHelper.gotoCameraMode(this, getIntent());
2320bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li            } else {
2321bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li                MenuHelper.gotoCameraMode(this);
2322bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li            }
2323bcf6200327be0b408426221767467ad2ce132a08Wu-cheng Li
232444377058a0255e2944280fde5cc802e709af0d9bWu-cheng Li            finish();
23257add00693c1ec910bc8700fe046ee18cbe4e1148Wu-cheng Li        } else {
23267add00693c1ec910bc8700fe046ee18cbe4e1148Wu-cheng Li            setCameraParametersWhenIdle(UPDATE_PARAM_PREFERENCE);
23277add00693c1ec910bc8700fe046ee18cbe4e1148Wu-cheng Li        }
23288791695ba110ad0b088d2e8b3b0127c0042e1865Owen Lin    }
23298791695ba110ad0b088d2e8b3b0127c0042e1865Owen Lin
2330cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    @Override
2331cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    public void onUserInteraction() {
2332cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        super.onUserInteraction();
2333cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        keepScreenOnAwhile();
2334cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    }
2335cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin
2336cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    private void resetScreenOn() {
2337cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        mHandler.removeMessages(CLEAR_SCREEN_DELAY);
2338cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2339cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    }
2340cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin
2341cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    private void keepScreenOnAwhile() {
2342cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        mHandler.removeMessages(CLEAR_SCREEN_DELAY);
2343cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2344cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin        mHandler.sendEmptyMessageDelayed(CLEAR_SCREEN_DELAY, SCREEN_DELAY);
2345cc8d7565f1500b6db20dd7d4c8cc3b6434067e0bOwen Lin    }
2346faf398ff0fa2b51348b4545505112d70ba7b47a1Chih-Chung Chang
2347c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin    protected void onRestorePreferencesClicked() {
2348c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        if (mPausing) return;
2349c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        Runnable runnable = new Runnable() {
2350c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin            public void run() {
2351003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li                restorePreferences();
2352c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin            }
2353c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        };
2354c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin        MenuHelper.confirmAction(this,
2355c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin                getString(R.string.confirm_restore_title),
2356c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin                getString(R.string.confirm_restore_message),
2357c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin                runnable);
2358c24155c65b45f554ffc29c523d7ea8e63ea10d33Owen Lin    }
2359dfee7f813adb8de209472d24553b860d2515ea0aWu-cheng Li
2360003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li    private void restorePreferences() {
2361b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li        // Reset the zoom. Zoom value is not stored in preference.
2362b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li        if (mParameters.isZoomSupported()) {
2363b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li            mZoomValue = 0;
2364b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li            setCameraParametersWhenIdle(UPDATE_PARAM_ZOOM);
2365b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li            if (mZoomPicker != null) mZoomPicker.setZoomIndex(0);
2366b7893fdf578192a262dd48297c14092547c15d57Wu-cheng Li        }
2367bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang        if (mIndicatorControl != null) {
2368bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            mIndicatorControl.dismissSettingPopup();
2369003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li            CameraSettings.restorePreferences(Camera.this, mPreferences,
2370003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li                    mParameters);
2371bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang            initializeIndicatorControl();
2372003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li            onSharedPreferenceChanged();
2373003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        }
2374003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li    }
2375003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li
2376fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li    protected void onOverriddenPreferencesClicked() {
2377fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        if (mPausing) return;
2378fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        if (mNotSelectableToast == null) {
2379fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li            String str = getResources().getString(R.string.not_selectable_in_scene_mode);
2380fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li            mNotSelectableToast = Toast.makeText(Camera.this, str, Toast.LENGTH_SHORT);
2381fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        }
2382fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        mNotSelectableToast.show();
2383fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li    }
2384fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li
2385750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li    private void showSharePopup() {
2386750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        Uri uri = mThumbnail.getUri();
2387750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        if (mSharePopup == null || !uri.equals(mSharePopup.getUri())) {
2388750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li            mSharePopup = new SharePopup(this, uri, mThumbnail.getBitmap(), "image/jpeg",
23895e270b255775e1aae76cb476873001798ad8e88aWu-cheng Li                    mOrientationCompensation, mThumbnailView);
2390f5e80a8a5670798d52afe08e0c15aa4448d33316Wu-cheng Li        }
2391750173a4d20f1e8d6607edb3ada6be5166d0cd82Wu-cheng Li        mSharePopup.showAtLocation(mThumbnailView, Gravity.NO_GRAVITY, 0, 0);
2392f5e80a8a5670798d52afe08e0c15aa4448d33316Wu-cheng Li    }
2393f5e80a8a5670798d52afe08e0c15aa4448d33316Wu-cheng Li
2394bed7386688cd7810cba23732ab71f370fe3222ffChung-yih Wang    private class MyIndicatorControlListener implements IndicatorControl.Listener {
239587695169a6b54b39258f236656b31991a3dbc2f8Wu-cheng Li        public void onSharedPreferenceChanged() {
239687695169a6b54b39258f236656b31991a3dbc2f8Wu-cheng Li            Camera.this.onSharedPreferenceChanged();
2397dfee7f813adb8de209472d24553b860d2515ea0aWu-cheng Li        }
2398003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li
2399003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        public void onRestorePreferencesClicked() {
2400003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li            Camera.this.onRestorePreferencesClicked();
2401003dd5a52457c024a0f99a2bb222bfc6ad70bbe5Wu-cheng Li        }
2402fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li
2403fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        public void onOverriddenPreferencesClicked() {
2404fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li            Camera.this.onOverriddenPreferencesClicked();
2405fba0439b62f19a2a19ff6559c1ae055e910400dbWu-cheng Li        }
2406dfee7f813adb8de209472d24553b860d2515ea0aWu-cheng Li    }
2407b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang
2408b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    private class MyCameraPickerListener implements CameraPicker.Listener {
2409b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        public void onSharedPreferenceChanged() {
2410b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang            Camera.this.onSharedPreferenceChanged();
2411b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang        }
2412b5c569214281e11dc7e8ffc313fbb27e5ff6e5c5Chung-yih Wang    }
241341ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li
241441ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li    @Override
241541ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li    public void onFaceDetection(Face[] faces, android.hardware.Camera camera) {
241641ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li        mFaceView.setFaces(faces);
241741ecefdc167ca88d785e6a1d58b706cc7f03c2bdWu-cheng Li    }
241898d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li
241954fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li    private void showTapToFocusToast() {
242054fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        // Show the toast.
242154fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        RotateLayout v = (RotateLayout) findViewById(R.id.tap_to_focus_prompt);
242254fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        v.setOrientation(mOrientationCompensation);
242354fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        v.startAnimation(AnimationUtils.loadAnimation(this, R.anim.on_screen_hint_enter));
242454fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        v.setVisibility(View.VISIBLE);
242554fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        mHandler.sendEmptyMessageDelayed(DISMISS_TAP_TO_FOCUS_TOAST, 5000);
242654fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        // Clear the preference.
242754fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        Editor editor = mPreferences.edit();
242854fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        editor.putBoolean(CameraSettings.KEY_TAP_TO_FOCUS_PROMPT_SHOWN, false);
242954fcae5227535ae6960d2cea4fe83b9ee848249eWu-cheng Li        editor.apply();
243098d615769af2b08bcddf02ee1b11f5288ec5cf92Wu-cheng Li    }
243159ddc8c1add2fcffe523e3877baad1b6cc5ba2fbChung-yih Wang}
2432