CameraActivity.java revision 3aa83112286c2a0de39cb95f5010bc7882128578 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.camera;
18
19import android.animation.Animator;
20import android.annotation.TargetApi;
21import android.app.ActionBar;
22import android.app.Activity;
23import android.app.AlertDialog;
24import android.app.Dialog;
25import android.content.ActivityNotFoundException;
26import android.content.BroadcastReceiver;
27import android.content.ContentResolver;
28import android.content.Context;
29import android.content.Intent;
30import android.content.IntentFilter;
31import android.content.pm.ActivityInfo;
32import android.content.pm.PackageManager;
33import android.content.res.Configuration;
34import android.graphics.Bitmap;
35import android.graphics.BitmapFactory;
36import android.graphics.Matrix;
37import android.graphics.Point;
38import android.graphics.SurfaceTexture;
39import android.graphics.drawable.ColorDrawable;
40import android.graphics.drawable.Drawable;
41import android.net.Uri;
42import android.nfc.NfcAdapter;
43import android.nfc.NfcAdapter.CreateBeamUrisCallback;
44import android.nfc.NfcEvent;
45import android.os.AsyncTask;
46import android.os.Build;
47import android.os.Bundle;
48import android.os.Handler;
49import android.os.HandlerThread;
50import android.os.Looper;
51import android.os.Message;
52import android.provider.MediaStore;
53import android.provider.Settings;
54import android.util.CameraPerformanceTracker;
55import android.view.ContextMenu;
56import android.view.ContextMenu.ContextMenuInfo;
57import android.view.KeyEvent;
58import android.view.Menu;
59import android.view.MenuInflater;
60import android.view.MenuItem;
61import android.view.MotionEvent;
62import android.view.View;
63import android.view.ViewGroup;
64import android.view.Window;
65import android.view.WindowManager;
66import android.widget.FrameLayout;
67import android.widget.ImageView;
68import android.widget.ShareActionProvider;
69
70import com.android.camera.app.AppController;
71import com.android.camera.app.CameraAppUI;
72import com.android.camera.app.CameraController;
73import com.android.camera.app.CameraManager;
74import com.android.camera.app.CameraManagerFactory;
75import com.android.camera.app.CameraProvider;
76import com.android.camera.app.CameraServices;
77import com.android.camera.app.LocationManager;
78import com.android.camera.app.ModuleManagerImpl;
79import com.android.camera.app.OrientationManager;
80import com.android.camera.app.OrientationManagerImpl;
81import com.android.camera.data.CameraDataAdapter;
82import com.android.camera.data.FixedLastDataAdapter;
83import com.android.camera.data.LocalData;
84import com.android.camera.data.LocalDataAdapter;
85import com.android.camera.data.LocalDataUtil;
86import com.android.camera.data.LocalMediaData;
87import com.android.camera.data.LocalMediaObserver;
88import com.android.camera.data.LocalSessionData;
89import com.android.camera.data.MediaDetails;
90import com.android.camera.data.PanoramaMetadataLoader;
91import com.android.camera.data.RgbzMetadataLoader;
92import com.android.camera.data.SimpleViewData;
93import com.android.camera.debug.Log;
94import com.android.camera.filmstrip.FilmstripContentPanel;
95import com.android.camera.filmstrip.FilmstripController;
96import com.android.camera.hardware.HardwareSpec;
97import com.android.camera.hardware.HardwareSpecImpl;
98import com.android.camera.module.ModuleController;
99import com.android.camera.module.ModulesInfo;
100import com.android.camera.session.CaptureSession;
101import com.android.camera.session.CaptureSessionManager;
102import com.android.camera.session.CaptureSessionManager.SessionListener;
103import com.android.camera.settings.CameraSettingsActivity;
104import com.android.camera.settings.SettingsManager;
105import com.android.camera.settings.SettingsManager.SettingsCapabilities;
106import com.android.camera.settings.SettingsUtil;
107import com.android.camera.tinyplanet.TinyPlanetFragment;
108import com.android.camera.ui.AbstractTutorialOverlay;
109import com.android.camera.ui.DetailsDialog;
110import com.android.camera.ui.MainActivityLayout;
111import com.android.camera.ui.ModeListView;
112import com.android.camera.ui.ModeListView.ModeListVisibilityChangedListener;
113import com.android.camera.ui.PreviewStatusListener;
114import com.android.camera.util.ApiHelper;
115import com.android.camera.util.Callback;
116import com.android.camera.util.CameraUtil;
117import com.android.camera.util.FeedbackHelper;
118import com.android.camera.util.GalleryHelper;
119import com.android.camera.util.GcamHelper;
120import com.android.camera.util.IntentHelper;
121import com.android.camera.util.PhotoSphereHelper.PanoramaViewHelper;
122import com.android.camera.util.ReleaseDialogHelper;
123import com.android.camera.util.UsageStatistics;
124import com.android.camera.widget.FilmstripView;
125import com.android.camera.widget.Preloader;
126import com.android.camera2.R;
127import com.google.common.logging.eventprotos;
128import com.google.common.logging.eventprotos.CameraEvent.InteractionCause;
129import com.google.common.logging.eventprotos.NavigationChange;
130
131import java.io.File;
132import java.io.FileInputStream;
133import java.io.FileNotFoundException;
134import java.lang.ref.WeakReference;
135import java.util.ArrayList;
136import java.util.List;
137
138public class CameraActivity extends Activity
139        implements AppController, CameraManager.CameraOpenCallback,
140        ActionBar.OnMenuVisibilityListener, ShareActionProvider.OnShareTargetSelectedListener,
141        OrientationManager.OnOrientationChangeListener {
142
143    private static final Log.Tag TAG = new Log.Tag("CameraActivity");
144
145    private static final String INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE =
146            "android.media.action.STILL_IMAGE_CAMERA_SECURE";
147    public static final String ACTION_IMAGE_CAPTURE_SECURE =
148            "android.media.action.IMAGE_CAPTURE_SECURE";
149
150    // The intent extra for camera from secure lock screen. True if the gallery
151    // should only show newly captured pictures. sSecureAlbumId does not
152    // increment. This is used when switching between camera, camcorder, and
153    // panorama. If the extra is not set, it is in the normal camera mode.
154    public static final String SECURE_CAMERA_EXTRA = "secure_camera";
155
156    /**
157     * Request code from an activity we started that indicated that we do not
158     * want to reset the view to the preview in onResume.
159     */
160    public static final int REQ_CODE_DONT_SWITCH_TO_PREVIEW = 142;
161
162    public static final int REQ_CODE_GCAM_DEBUG_POSTCAPTURE = 999;
163
164    private static final int MSG_CLEAR_SCREEN_ON_FLAG = 2;
165    private static final long SCREEN_DELAY_MS = 2 * 60 * 1000; // 2 mins.
166    private static final int MAX_PEEK_BITMAP_PIXELS = 1600000; // 1.6 * 4 MBs.
167    /** Load metadata for 10 items ahead of our current. */
168    private static final int FILMSTRIP_PRELOAD_AHEAD_ITEMS = 10;
169
170    /** Should be used wherever a context is needed. */
171    private Context mAppContext;
172
173    /**
174     * Whether onResume should reset the view to the preview.
175     */
176    private boolean mResetToPreviewOnResume = true;
177
178    /**
179     * This data adapter is used by FilmStripView.
180     */
181    private LocalDataAdapter mDataAdapter;
182
183    /**
184     * TODO: This should be moved to the app level.
185     */
186    private SettingsManager mSettingsManager;
187
188    private ModeListView mModeListView;
189    private boolean mModeListVisible = false;
190    private int mCurrentModeIndex;
191    private CameraModule mCurrentModule;
192    private ModuleManagerImpl mModuleManager;
193    private FrameLayout mAboveFilmstripControlLayout;
194    private FilmstripController mFilmstripController;
195    private boolean mFilmstripVisible;
196    /** Whether the filmstrip fully covers the preview. */
197    private boolean mFilmstripCoversPreview = false;
198    private int mResultCodeForTesting;
199    private Intent mResultDataForTesting;
200    private OnScreenHint mStorageHint;
201    private long mStorageSpaceBytes = Storage.LOW_STORAGE_THRESHOLD_BYTES;
202    private boolean mAutoRotateScreen;
203    private boolean mSecureCamera;
204    private int mLastRawOrientation;
205    private OrientationManagerImpl mOrientationManager;
206    private LocationManager mLocationManager;
207    private ButtonManager mButtonManager;
208    private Handler mMainHandler;
209    private PanoramaViewHelper mPanoramaViewHelper;
210    private ActionBar mActionBar;
211    private ViewGroup mUndoDeletionBar;
212    private boolean mIsUndoingDeletion = false;
213
214    private final Uri[] mNfcPushUris = new Uri[1];
215
216    private LocalMediaObserver mLocalImagesObserver;
217    private LocalMediaObserver mLocalVideosObserver;
218
219    private boolean mPendingDeletion = false;
220
221    private CameraController mCameraController;
222    private boolean mPaused;
223    private CameraAppUI mCameraAppUI;
224
225    private PeekAnimationHandler mPeekAnimationHandler;
226    private HandlerThread mPeekAnimationThread;
227
228    private FeedbackHelper mFeedbackHelper;
229
230    private Intent mGalleryIntent;
231    private long mOnCreateTime;
232
233    private Menu mActionBarMenu;
234    private Preloader<Integer, AsyncTask> mPreloader;
235
236    @Override
237    public CameraAppUI getCameraAppUI() {
238        return mCameraAppUI;
239    }
240
241    // close activity when screen turns off
242    private final BroadcastReceiver mScreenOffReceiver = new BroadcastReceiver() {
243        @Override
244        public void onReceive(Context context, Intent intent) {
245            finish();
246        }
247    };
248
249    /**
250     * Whether the screen is kept turned on.
251     */
252    private boolean mKeepScreenOn;
253    private int mLastLayoutOrientation;
254    private final CameraAppUI.BottomPanel.Listener mMyFilmstripBottomControlListener =
255            new CameraAppUI.BottomPanel.Listener() {
256
257                /**
258                 * If the current photo is a photo sphere, this will launch the
259                 * Photo Sphere panorama viewer.
260                 */
261                @Override
262                public void onExternalViewer() {
263                    if (mPanoramaViewHelper == null) {
264                        return;
265                    }
266                    final LocalData data = getCurrentLocalData();
267                    if (data == null) {
268                        return;
269                    }
270                    final Uri contentUri = data.getUri();
271                    if (contentUri == Uri.EMPTY) {
272                        return;
273                    }
274
275                    if (PanoramaMetadataLoader.isPanoramaAndUseViewer(data)) {
276                        mPanoramaViewHelper.showPanorama(CameraActivity.this, contentUri);
277                    } else if (RgbzMetadataLoader.hasRGBZData(data)) {
278                        mPanoramaViewHelper.showRgbz(contentUri);
279                        if (mSettingsManager.getBoolean(
280                                SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
281                            mSettingsManager.setBoolean(
282                                    SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING,
283                                    false);
284                            mCameraAppUI.clearClingForViewer(
285                                    CameraAppUI.BottomPanel.VIEWER_REFOCUS);
286                        }
287                    }
288                }
289
290                @Override
291                public void onEdit() {
292                    LocalData data = getCurrentLocalData();
293                    if (data == null) {
294                        return;
295                    }
296                    launchEditor(data);
297                }
298
299                @Override
300                public void onTinyPlanet() {
301                    LocalData data = getCurrentLocalData();
302                    if (data == null) {
303                        return;
304                    }
305                    launchTinyPlanetEditor(data);
306                }
307
308                @Override
309                public void onDelete() {
310                    final int currentDataId = getCurrentDataId();
311                    UsageStatistics.photoInteraction(
312                            UsageStatistics.hashFileName(fileNameFromDataID(currentDataId)),
313                            eventprotos.CameraEvent.InteractionType.DELETE,
314                            InteractionCause.BUTTON);
315                    removeData(currentDataId);
316                }
317
318                @Override
319                public void onShare() {
320                    final LocalData data = getCurrentLocalData();
321
322                    // If applicable, show release information before this item
323                    // is shared.
324                    if (PanoramaMetadataLoader.isPanorama(data)
325                            || RgbzMetadataLoader.hasRGBZData(data)) {
326                        ReleaseDialogHelper.showReleaseInfoDialog(CameraActivity.this,
327                                new Callback<Void>() {
328                                    @Override
329                                    public void onCallback(Void result) {
330                                        share(data);
331                                    }
332                                });
333                    } else {
334                        share(data);
335                    }
336                }
337
338                private void share(LocalData data) {
339                    Intent shareIntent = getShareIntentByData(data);
340                    if (shareIntent != null) {
341                        try {
342                            launchActivityByIntent(shareIntent);
343                            mCameraAppUI.getFilmstripBottomControls().setShareEnabled(false);
344                        } catch (ActivityNotFoundException ex) {
345                            // Nothing.
346                        }
347                    }
348                }
349
350                private int getCurrentDataId() {
351                    return mFilmstripController.getCurrentId();
352                }
353
354                private LocalData getCurrentLocalData() {
355                    return mDataAdapter.getLocalData(getCurrentDataId());
356                }
357
358                /**
359                 * Sets up the share intent and NFC properly according to the
360                 * data.
361                 *
362                 * @param data The data to be shared.
363                 */
364                private Intent getShareIntentByData(final LocalData data) {
365                    Intent intent = null;
366                    final Uri contentUri = data.getUri();
367                    if (PanoramaMetadataLoader.isPanorama360(data) &&
368                            data.getUri() != Uri.EMPTY) {
369                        intent = new Intent(Intent.ACTION_SEND);
370                        intent.setType("application/vnd.google.panorama360+jpg");
371                        intent.putExtra(Intent.EXTRA_STREAM, contentUri);
372                    } else if (data.isDataActionSupported(LocalData.DATA_ACTION_SHARE)) {
373                        final String mimeType = data.getMimeType();
374                        intent = getShareIntentFromType(mimeType);
375                        if (intent != null) {
376                            intent.putExtra(Intent.EXTRA_STREAM, contentUri);
377                            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
378                        }
379                        intent = Intent.createChooser(intent, null);
380                    }
381                    return intent;
382                }
383
384                /**
385                 * Get the share intent according to the mimeType
386                 *
387                 * @param mimeType The mimeType of current data.
388                 * @return the video/image's ShareIntent or null if mimeType is
389                 *         invalid.
390                 */
391                private Intent getShareIntentFromType(String mimeType) {
392                    // Lazily create the intent object.
393                    Intent intent = new Intent(Intent.ACTION_SEND);
394                    if (mimeType.startsWith("video/")) {
395                        intent.setType("video/*");
396                    } else {
397                        if (mimeType.startsWith("image/")) {
398                            intent.setType("image/*");
399                        } else {
400                            Log.w(TAG, "unsupported mimeType " + mimeType);
401                        }
402                    }
403                    return intent;
404                }
405
406                @Override
407                public void onProgressErrorClicked() {
408                    LocalData data = getCurrentLocalData();
409                    getServices().getCaptureSessionManager().removeErrorMessage(
410                            data.getUri());
411                    updateBottomControlsByData(data);
412                }
413            };
414
415    private ComboPreferences mPreferences;
416
417    @Override
418    public void onCameraOpened(CameraManager.CameraProxy camera) {
419        /**
420         * The current UI requires that the flash option visibility in front-facing
421         * camera be
422         *   * disabled if back facing camera supports flash
423         *   * hidden if back facing camera does not support flash
424         * We save whether back facing camera supports flash because we cannot get
425         * this in front facing camera without a camera switch.
426         *
427         * If this preference is cleared, we also need to clear the camera facing
428         * setting so we default to opening the camera in back facing camera, and
429         * can save this flash support value again.
430         */
431        if (!mSettingsManager.isSet(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA)) {
432            HardwareSpec hardware = new HardwareSpecImpl(camera.getParameters());
433            mSettingsManager.setBoolean(SettingsManager.SETTING_FLASH_SUPPORTED_BACK_CAMERA,
434                hardware.isFlashSupported());
435        }
436
437        if (!mModuleManager.getModuleAgent(mCurrentModeIndex).requestAppForCamera()) {
438            // We shouldn't be here. Just close the camera and leave.
439            camera.release(false);
440            throw new IllegalStateException("Camera opened but the module shouldn't be " +
441                    "requesting");
442        }
443        if (mCurrentModule != null) {
444            SettingsCapabilities capabilities =
445                    SettingsUtil.getSettingsCapabilities(camera);
446            mSettingsManager.changeCamera(camera.getCameraId(), capabilities);
447            mCurrentModule.onCameraAvailable(camera);
448        }
449        mCameraAppUI.onChangeCamera();
450    }
451
452    @Override
453    public void onCameraDisabled(int cameraId) {
454        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.SECURITY);
455
456        CameraUtil.showErrorAndFinish(this, R.string.camera_disabled);
457    }
458
459    @Override
460    public void onDeviceOpenFailure(int cameraId) {
461        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.OPEN_FAILURE);
462
463        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
464    }
465
466    @Override
467    public void onDeviceOpenedAlready(int cameraId) {
468        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
469    }
470
471    @Override
472    public void onReconnectionFailure(CameraManager mgr) {
473        UsageStatistics.cameraFailure(eventprotos.CameraFailure.FailureReason.RECONNECT_FAILURE);
474
475        CameraUtil.showErrorAndFinish(this, R.string.cannot_connect_camera);
476    }
477
478    private static class MainHandler extends Handler {
479        final WeakReference<CameraActivity> mActivity;
480
481        public MainHandler(CameraActivity activity, Looper looper) {
482            super(looper);
483            mActivity = new WeakReference<CameraActivity>(activity);
484        }
485
486        @Override
487        public void handleMessage(Message msg) {
488            CameraActivity activity = mActivity.get();
489            if (activity == null) {
490                return;
491            }
492            switch (msg.what) {
493
494                case MSG_CLEAR_SCREEN_ON_FLAG: {
495                    if (!activity.mPaused) {
496                        activity.getWindow().clearFlags(
497                                WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
498                    }
499                    break;
500                }
501            }
502        }
503    }
504
505    private String fileNameFromDataID(int dataID) {
506        final LocalData localData = mDataAdapter.getLocalData(dataID);
507
508        File localFile = new File(localData.getPath());
509        return localFile.getName();
510    }
511
512    private final FilmstripContentPanel.Listener mFilmstripListener =
513            new FilmstripContentPanel.Listener() {
514
515                @Override
516                public void onSwipeOut() {
517                    UsageStatistics.changeScreen(eventprotos.NavigationChange.Mode.PHOTO_CAPTURE,
518                            eventprotos.CameraEvent.InteractionCause.SWIPE_RIGHT);
519                }
520
521                @Override
522                public void onSwipeOutBegin() {
523                    mActionBar.hide();
524                    mFilmstripCoversPreview = false;
525                    updatePreviewVisibility();
526                }
527
528                @Override
529                public void onFilmstripHidden() {
530                    mFilmstripVisible = false;
531                    CameraActivity.this.setFilmstripUiVisibility(false);
532                    // When the user hide the filmstrip (either swipe out or
533                    // tap on back key) we move to the first item so next time
534                    // when the user swipe in the filmstrip, the most recent
535                    // one is shown.
536                    mFilmstripController.goToFirstItem();
537                }
538
539                @Override
540                public void onFilmstripShown() {
541                    mFilmstripVisible = true;
542                    updateUiByData(mFilmstripController.getCurrentId());
543                }
544
545                @Override
546                public void onFocusedDataLongPressed(int dataId) {
547                    // Do nothing.
548                }
549
550                @Override
551                public void onFocusedDataPromoted(int dataID) {
552                    UsageStatistics.photoInteraction(
553                            UsageStatistics.hashFileName(fileNameFromDataID(dataID)),
554                            eventprotos.CameraEvent.InteractionType.DELETE,
555                            InteractionCause.SWIPE_UP);
556
557                    removeData(dataID);
558                }
559
560                @Override
561                public void onFocusedDataDemoted(int dataID) {
562                    UsageStatistics.photoInteraction(
563                            UsageStatistics.hashFileName(fileNameFromDataID(dataID)),
564                            eventprotos.CameraEvent.InteractionType.DELETE,
565                            InteractionCause.SWIPE_DOWN);
566
567                    removeData(dataID);
568                }
569
570                @Override
571                public void onEnterFullScreenUiShown(int dataId) {
572                    if (mFilmstripVisible) {
573                        CameraActivity.this.setFilmstripUiVisibility(true);
574                    }
575                }
576
577                @Override
578                public void onLeaveFullScreenUiShown(int dataId) {
579                    // Do nothing.
580                }
581
582                @Override
583                public void onEnterFullScreenUiHidden(int dataId) {
584                    if (mFilmstripVisible) {
585                        CameraActivity.this.setFilmstripUiVisibility(false);
586                    }
587                }
588
589                @Override
590                public void onLeaveFullScreenUiHidden(int dataId) {
591                    // Do nothing.
592                }
593
594                @Override
595                public void onEnterFilmstrip(int dataId) {
596                    if (mFilmstripVisible) {
597                        CameraActivity.this.setFilmstripUiVisibility(true);
598                    }
599                }
600
601                @Override
602                public void onLeaveFilmstrip(int dataId) {
603                    // Do nothing.
604                }
605
606                @Override
607                public void onDataReloaded() {
608                    if (!mFilmstripVisible) {
609                        return;
610                    }
611                    updateUiByData(mFilmstripController.getCurrentId());
612                }
613
614                @Override
615                public void onDataUpdated(int dataId) {
616                    if (!mFilmstripVisible) {
617                        return;
618                    }
619                    updateUiByData(mFilmstripController.getCurrentId());
620                }
621
622                @Override
623                public void onEnterZoomView(int dataID) {
624                    if (mFilmstripVisible) {
625                        CameraActivity.this.setFilmstripUiVisibility(false);
626                    }
627                }
628
629                @Override
630                public void onDataFocusChanged(final int prevDataId, final int newDataId) {
631                    if (!mFilmstripVisible) {
632                        return;
633                    }
634                    // TODO: This callback is UI event callback, should always
635                    // happen on UI thread. Find the reason for this
636                    // runOnUiThread() and fix it.
637                    runOnUiThread(new Runnable() {
638                        @Override
639                        public void run() {
640                            updateUiByData(newDataId);
641                        }
642                    });
643                }
644
645                @Override
646                public void onScroll(int firstVisiblePosition, int visibleItemCount, int totalItemCount) {
647                    mPreloader.onScroll(null /*absListView*/, firstVisiblePosition, visibleItemCount, totalItemCount);
648                }
649            };
650
651    private final LocalDataAdapter.LocalDataListener mLocalDataListener =
652            new LocalDataAdapter.LocalDataListener() {
653                @Override
654                public void onMetadataUpdated(List<Integer> updatedData) {
655                    int currentDataId = mFilmstripController.getCurrentId();
656                    for (Integer dataId : updatedData) {
657                        if (dataId == currentDataId) {
658                            updateBottomControlsByData(mDataAdapter.getLocalData(dataId));
659                        }
660                    }
661                }
662            };
663
664    public void gotoGallery() {
665        UsageStatistics.changeScreen(NavigationChange.Mode.FILMSTRIP,
666                InteractionCause.BUTTON);
667
668        mFilmstripController.goToNextItem();
669    }
670
671    /**
672     * If 'visible' is false, this hides the action bar and switches the
673     * filmstrip UI to lights-out mode.
674     *
675     * @param visible is false, this hides the action bar and switches the
676     *            filmstrip UI to lights-out mode.
677     */
678    private void setFilmstripUiVisibility(boolean visible) {
679        int currentSystemUIVisibility = mAboveFilmstripControlLayout.getSystemUiVisibility();
680        int newSystemUIVisibility = (visible ? View.SYSTEM_UI_FLAG_VISIBLE
681                : View.SYSTEM_UI_FLAG_FULLSCREEN);
682        if (newSystemUIVisibility != currentSystemUIVisibility) {
683            mAboveFilmstripControlLayout.setSystemUiVisibility(newSystemUIVisibility);
684        }
685
686        mCameraAppUI.getFilmstripBottomControls().setVisible(visible);
687        if (visible != mActionBar.isShowing()) {
688            if (visible) {
689                mActionBar.show();
690            } else {
691                mActionBar.hide();
692            }
693        }
694        mFilmstripCoversPreview = visible;
695        updatePreviewVisibility();
696    }
697
698    private void hideSessionProgress() {
699        mCameraAppUI.getFilmstripBottomControls().hideProgress();
700    }
701
702    private void showSessionProgress(CharSequence message) {
703        CameraAppUI.BottomPanel controls =  mCameraAppUI.getFilmstripBottomControls();
704        controls.setProgressText(message);
705        controls.hideControls();
706        controls.hideProgressError();
707        controls.showProgress();
708    }
709
710    private void showProcessError(CharSequence message) {
711        mCameraAppUI.getFilmstripBottomControls().showProgressError(message);
712    }
713
714    private void updateSessionProgress(int progress) {
715        mCameraAppUI.getFilmstripBottomControls().setProgress(progress);
716    }
717
718    private void updateSessionProgressText(CharSequence message) {
719        mCameraAppUI.getFilmstripBottomControls().setProgressText(message);
720    }
721
722    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
723    private void setupNfcBeamPush() {
724        NfcAdapter adapter = NfcAdapter.getDefaultAdapter(mAppContext);
725        if (adapter == null) {
726            return;
727        }
728
729        if (!ApiHelper.HAS_SET_BEAM_PUSH_URIS) {
730            // Disable beaming
731            adapter.setNdefPushMessage(null, CameraActivity.this);
732            return;
733        }
734
735        adapter.setBeamPushUris(null, CameraActivity.this);
736        adapter.setBeamPushUrisCallback(new CreateBeamUrisCallback() {
737            @Override
738            public Uri[] createBeamUris(NfcEvent event) {
739                return mNfcPushUris;
740            }
741        }, CameraActivity.this);
742    }
743
744    @Override
745    public void onMenuVisibilityChanged(boolean isVisible) {
746        // TODO: Remove this or bring back the original implementation: cancel
747        // auto-hide actionbar.
748    }
749
750    @Override
751    public boolean onShareTargetSelected(ShareActionProvider shareActionProvider, Intent intent) {
752        int currentDataId = mFilmstripController.getCurrentId();
753        if (currentDataId < 0) {
754            return false;
755        }
756        UsageStatistics.photoInteraction(
757                UsageStatistics.hashFileName(fileNameFromDataID(currentDataId)),
758                eventprotos.CameraEvent.InteractionType.SHARE,
759                InteractionCause.BUTTON);
760        // TODO add intent.getComponent().getPackageName()
761        return true;
762    }
763
764    // Note: All callbacks come back on the main thread.
765    private final SessionListener mSessionListener =
766            new SessionListener() {
767                @Override
768                public void onSessionQueued(final Uri uri) {
769                    if (!Storage.isSessionUri(uri)) {
770                        return;
771                    }
772                    LocalSessionData newData = new LocalSessionData(uri);
773                    mDataAdapter.addData(newData);
774                }
775
776                @Override
777                public void onSessionDone(final Uri sessionUri) {
778                    Log.v(TAG, "onSessionDone:" + sessionUri);
779                    Uri contentUri = Storage.getContentUriForSessionUri(sessionUri);
780                    if (contentUri == null) {
781                        mDataAdapter.refresh(sessionUri);
782                        return;
783                    }
784                    LocalData newData = LocalMediaData.PhotoData.fromContentUri(
785                            getContentResolver(), contentUri);
786
787                    final int pos = mDataAdapter.findDataByContentUri(sessionUri);
788                    if (pos == -1) {
789                        // We do not have a placeholder for this image, perhaps due to the
790                        // activity crashing or being killed.
791                        mDataAdapter.addData(newData);
792                    }  else  {
793                        mDataAdapter.updateData(pos, newData);
794                    }
795                }
796
797                @Override
798                public void onSessionProgress(final Uri uri, final int progress) {
799                    if (progress < 0) {
800                        // Do nothing, there is no task for this URI.
801                        return;
802                    }
803                    int currentDataId = mFilmstripController.getCurrentId();
804                    if (currentDataId == -1) {
805                        return;
806                    }
807                    if (uri.equals(
808                            mDataAdapter.getLocalData(currentDataId).getUri())) {
809                        updateSessionProgress(progress);
810                    }
811                }
812
813                @Override
814                public void onSessionProgressText(final Uri uri, final CharSequence message) {
815                    int currentDataId = mFilmstripController.getCurrentId();
816                    if (currentDataId == -1) {
817                        return;
818                    }
819                    if (uri.equals(
820                            mDataAdapter.getLocalData(currentDataId).getUri())) {
821                        updateSessionProgressText(message);
822                    }
823                }
824
825                @Override
826                public void onSessionUpdated(Uri uri) {
827                    mDataAdapter.refresh(uri);
828                }
829
830                @Override
831                public void onSessionPreviewAvailable(Uri uri) {
832                    mDataAdapter.refresh(uri);
833                    int dataId = mDataAdapter.findDataByContentUri(uri);
834                    if (dataId != -1) {
835                        startPeekAnimation(mDataAdapter.getLocalData(dataId));
836                    }
837                }
838
839                @Override
840                public void onSessionFailed(Uri uri, CharSequence reason) {
841                    Log.v(TAG, "onSessionFailed:" + uri);
842
843                    int failedDataId = mDataAdapter.findDataByContentUri(uri);
844                    int currentDataId = mFilmstripController.getCurrentId();
845
846                    if (currentDataId == failedDataId) {
847                        updateSessionProgress(0);
848                        showProcessError(reason);
849                    }
850                    // HERE
851                    mDataAdapter.refresh(uri);
852                }
853            };
854
855    @Override
856    public Context getAndroidContext() {
857        return mAppContext;
858    }
859
860    @Override
861    public void launchActivityByIntent(Intent intent) {
862        startActivityForResult(intent, REQ_CODE_DONT_SWITCH_TO_PREVIEW);
863    }
864
865    @Override
866    public int getCurrentModuleIndex() {
867        return mCurrentModeIndex;
868    }
869
870    @Override
871    public ModuleController getCurrentModuleController() {
872        return mCurrentModule;
873    }
874
875    @Override
876    public int getQuickSwitchToModuleId(int currentModuleIndex) {
877        return mModuleManager.getQuickSwitchToModuleId(currentModuleIndex, mSettingsManager,
878                mAppContext);
879    }
880
881    @Override
882    public SurfaceTexture getPreviewBuffer() {
883        // TODO: implement this
884        return null;
885    }
886
887    @Override
888    public void onPreviewReadyToStart() {
889        mCameraAppUI.onPreviewReadyToStart();
890    }
891
892    @Override
893    public void onPreviewStarted() {
894        mCameraAppUI.onPreviewStarted();
895    }
896
897    @Override
898    public void addPreviewAreaSizeChangedListener(
899            PreviewStatusListener.PreviewAreaChangedListener listener) {
900        mCameraAppUI.addPreviewAreaChangedListener(listener);
901    }
902
903    @Override
904    public void removePreviewAreaSizeChangedListener(
905            PreviewStatusListener.PreviewAreaChangedListener listener) {
906        mCameraAppUI.removePreviewAreaChangedListener(listener);
907    }
908
909    @Override
910    public void setupOneShotPreviewListener() {
911        mCameraController.setOneShotPreviewCallback(mMainHandler,
912                new CameraManager.CameraPreviewDataCallback() {
913                    @Override
914                    public void onPreviewFrame(byte[] data, CameraManager.CameraProxy camera) {
915                        mCurrentModule.onPreviewInitialDataReceived();
916                        mCameraAppUI.onNewPreviewFrame();
917                    }
918                }
919        );
920    }
921
922    @Override
923    public void updatePreviewAspectRatio(float aspectRatio) {
924        mCameraAppUI.updatePreviewAspectRatio(aspectRatio);
925    }
926
927    @Override
928    public void updatePreviewTransform(Matrix matrix) {
929        mCameraAppUI.updatePreviewTransform(matrix);
930    }
931
932    @Override
933    public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) {
934        mCameraAppUI.setPreviewStatusListener(previewStatusListener);
935    }
936
937    @Override
938    public FrameLayout getModuleLayoutRoot() {
939        return mCameraAppUI.getModuleRootView();
940    }
941
942    @Override
943    public void setShutterEventsListener(ShutterEventsListener listener) {
944        // TODO: implement this
945    }
946
947    @Override
948    public void setShutterEnabled(boolean enabled) {
949        // TODO: implement this
950    }
951
952    @Override
953    public boolean isShutterEnabled() {
954        // TODO: implement this
955        return false;
956    }
957
958    @Override
959    public void startPreCaptureAnimation() {
960        mCameraAppUI.startPreCaptureAnimation();
961    }
962
963    @Override
964    public void cancelPreCaptureAnimation() {
965        // TODO: implement this
966    }
967
968    @Override
969    public void startPostCaptureAnimation() {
970        // TODO: implement this
971    }
972
973    @Override
974    public void startPostCaptureAnimation(Bitmap thumbnail) {
975        // TODO: implement this
976    }
977
978    @Override
979    public void cancelPostCaptureAnimation() {
980        // TODO: implement this
981    }
982
983    @Override
984    public OrientationManager getOrientationManager() {
985        return mOrientationManager;
986    }
987
988    @Override
989    public LocationManager getLocationManager() {
990        return mLocationManager;
991    }
992
993    @Override
994    public void lockOrientation() {
995        if (mOrientationManager != null) {
996            mOrientationManager.lockOrientation();
997        }
998    }
999
1000    @Override
1001    public void unlockOrientation() {
1002        if (mOrientationManager != null) {
1003            mOrientationManager.unlockOrientation();
1004        }
1005    }
1006
1007    /**
1008     * Starts the filmstrip peek animation if the filmstrip is not visible.
1009     * Only {@link LocalData#LOCAL_IMAGE}, {@link
1010     * LocalData#LOCAL_IN_PROGRESS_DATA} and {@link
1011     * LocalData#LOCAL_VIDEO} are supported.
1012     *
1013     * @param data The data to peek.
1014     */
1015    private void startPeekAnimation(final LocalData data) {
1016        if (mFilmstripVisible || mPeekAnimationHandler == null) {
1017            return;
1018        }
1019
1020        int dataType = data.getLocalDataType();
1021        if (dataType != LocalData.LOCAL_IMAGE && dataType != LocalData.LOCAL_IN_PROGRESS_DATA &&
1022                dataType != LocalData.LOCAL_VIDEO) {
1023            return;
1024        }
1025
1026        mPeekAnimationHandler.startDecodingJob(data, new Callback<Bitmap>() {
1027            @Override
1028            public void onCallback(Bitmap result) {
1029                mCameraAppUI.startPeekAnimation(result, true);
1030            }
1031        });
1032    }
1033
1034    @Override
1035    public void notifyNewMedia(Uri uri) {
1036        ContentResolver cr = getContentResolver();
1037        String mimeType = cr.getType(uri);
1038        if (LocalDataUtil.isMimeTypeVideo(mimeType)) {
1039            sendBroadcast(new Intent(CameraUtil.ACTION_NEW_VIDEO, uri));
1040            LocalData newData = LocalMediaData.VideoData.fromContentUri(getContentResolver(), uri);
1041            if (newData == null) {
1042                Log.e(TAG, "Can't find video data in content resolver:" + uri);
1043                return;
1044            }
1045            if (mDataAdapter.addData(newData)) {
1046                startPeekAnimation(newData);
1047            }
1048        } else if (LocalDataUtil.isMimeTypeImage(mimeType)) {
1049            CameraUtil.broadcastNewPicture(mAppContext, uri);
1050            LocalData newData = LocalMediaData.PhotoData.fromContentUri(getContentResolver(), uri);
1051            if (newData == null) {
1052                Log.e(TAG, "Can't find photo data in content resolver:" + uri);
1053                return;
1054            }
1055            if (mDataAdapter.addData(newData)) {
1056                startPeekAnimation(newData);
1057            }
1058        } else {
1059            Log.w(TAG, "Unknown new media with MIME type:" + mimeType + ", uri:" + uri);
1060        }
1061    }
1062
1063    @Override
1064    public void enableKeepScreenOn(boolean enabled) {
1065        if (mPaused) {
1066            return;
1067        }
1068
1069        mKeepScreenOn = enabled;
1070        if (mKeepScreenOn) {
1071            mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
1072            getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
1073        } else {
1074            keepScreenOnForAWhile();
1075        }
1076    }
1077
1078    @Override
1079    public CameraProvider getCameraProvider() {
1080        return mCameraController;
1081    }
1082
1083    private void removeData(int dataID) {
1084        mDataAdapter.removeData(dataID);
1085        if (mDataAdapter.getTotalNumber() > 1) {
1086            showUndoDeletionBar();
1087        } else {
1088            // If camera preview is the only view left in filmstrip,
1089            // no need to show undo bar.
1090            mPendingDeletion = true;
1091            performDeletion();
1092            if (mFilmstripVisible) {
1093                mCameraAppUI.getFilmstripContentPanel().animateHide();
1094            }
1095        }
1096    }
1097
1098    @Override
1099    public boolean onOptionsItemSelected(MenuItem item) {
1100        // Handle presses on the action bar items
1101        switch (item.getItemId()) {
1102            case android.R.id.home:
1103                if (mFilmstripVisible && startGallery()) {
1104                    return true;
1105                }
1106                onBackPressed();
1107                return true;
1108            case R.id.action_details:
1109                showDetailsDialog(mFilmstripController.getCurrentId());
1110                return true;
1111            default:
1112                return super.onOptionsItemSelected(item);
1113        }
1114    }
1115
1116    private boolean isCaptureIntent() {
1117        if (MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())
1118                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())
1119                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1120            return true;
1121        } else {
1122            return false;
1123        }
1124    }
1125
1126    private final SettingsManager.StrictUpgradeCallback mStrictUpgradeCallback
1127        = new SettingsManager.StrictUpgradeCallback() {
1128                @Override
1129                public void upgrade(SettingsManager settingsManager, int version) {
1130                    // Show the location dialog on upgrade if
1131                    //  (a) the user has never set this option (status quo).
1132                    //  (b) the user opt'ed out previously.
1133                    if (settingsManager.isSet(SettingsManager.SETTING_RECORD_LOCATION)) {
1134                        // Location is set in the source file defined for this setting.
1135                        // Remove the setting if the value is false to launch the dialog.
1136                        if (!settingsManager.getBoolean(SettingsManager.SETTING_RECORD_LOCATION)) {
1137                            settingsManager.remove(SettingsManager.SETTING_RECORD_LOCATION);
1138                        }
1139                    } else {
1140                        // Location is not set, check to see if we're upgrading from
1141                        // a different source file.
1142                        if (settingsManager.isSet(SettingsManager.SETTING_RECORD_LOCATION,
1143                                                  SettingsManager.SOURCE_GLOBAL)) {
1144                            boolean location = settingsManager.getBoolean(
1145                                SettingsManager.SETTING_RECORD_LOCATION,
1146                                SettingsManager.SOURCE_GLOBAL);
1147                            if (location) {
1148                                // Set the old setting only if the value is true, to prevent
1149                                // launching the dialog.
1150                                settingsManager.setBoolean(
1151                                    SettingsManager.SETTING_RECORD_LOCATION, location);
1152                            }
1153                        }
1154                    }
1155
1156                    settingsManager.remove(SettingsManager.SETTING_STARTUP_MODULE_INDEX);
1157                }
1158            };
1159
1160    private final CameraManager.CameraExceptionCallback mCameraDefaultExceptionCallback
1161        = new CameraManager.CameraExceptionCallback() {
1162                @Override
1163                public void onCameraException(RuntimeException e) {
1164                    Log.d(TAG, "Camera Exception", e);
1165                    CameraUtil.showErrorAndFinish(CameraActivity.this,
1166                            R.string.cannot_connect_camera);
1167                }
1168            };
1169
1170    @Override
1171    public void onCreate(Bundle state) {
1172        super.onCreate(state);
1173        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_START);
1174        mOnCreateTime = System.currentTimeMillis();
1175        mAppContext = getApplicationContext();
1176        GcamHelper.init(getContentResolver());
1177
1178        getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
1179        setContentView(R.layout.activity_main);
1180        mActionBar = getActionBar();
1181        mActionBar.addOnMenuVisibilityListener(this);
1182        mMainHandler = new MainHandler(this, getMainLooper());
1183        mCameraController =
1184                new CameraController(mAppContext, this, mMainHandler,
1185                        CameraManagerFactory.getAndroidCameraManager());
1186        mCameraController.setCameraDefaultExceptionCallback(mCameraDefaultExceptionCallback,
1187                mMainHandler);
1188
1189        mPreferences = new ComboPreferences(mAppContext);
1190
1191        mSettingsManager = new SettingsManager(mAppContext, this,
1192                mCameraController.getNumberOfCameras(), mStrictUpgradeCallback);
1193
1194        // Remove this after we get rid of ComboPreferences.
1195        int cameraId = Integer.parseInt(mSettingsManager.get(SettingsManager.SETTING_CAMERA_ID));
1196        mPreferences.setLocalId(mAppContext, cameraId);
1197        CameraSettings.upgradeGlobalPreferences(mPreferences,
1198                mCameraController.getNumberOfCameras());
1199        // TODO: Try to move all the resources allocation to happen as soon as
1200        // possible so we can call module.init() at the earliest time.
1201        mModuleManager = new ModuleManagerImpl();
1202        ModulesInfo.setupModules(mAppContext, mModuleManager);
1203
1204        mModeListView = (ModeListView) findViewById(R.id.mode_list_layout);
1205        mModeListView.init(mModuleManager.getSupportedModeIndexList());
1206        if (ApiHelper.HAS_ROTATION_ANIMATION) {
1207            setRotationAnimation();
1208        }
1209        mModeListView.setVisibilityChangedListener(new ModeListVisibilityChangedListener() {
1210            @Override
1211            public void onVisibilityChanged(boolean visible) {
1212                mModeListVisible = visible;
1213                updatePreviewVisibility();
1214            }
1215        });
1216
1217        // Check if this is in the secure camera mode.
1218        Intent intent = getIntent();
1219        String action = intent.getAction();
1220        if (INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)
1221                || ACTION_IMAGE_CAPTURE_SECURE.equals(action)) {
1222            mSecureCamera = true;
1223        } else {
1224            mSecureCamera = intent.getBooleanExtra(SECURE_CAMERA_EXTRA, false);
1225        }
1226
1227        if (mSecureCamera) {
1228            // Foreground event caused by lock screen startup.
1229            // It is necessary to log this in onCreate, to avoid the
1230            // onResume->onPause->onResume sequence.
1231            UsageStatistics.foregrounded(
1232                    eventprotos.ForegroundEvent.ForegroundSource.LOCK_SCREEN);
1233
1234            // Change the window flags so that secure camera can show when
1235            // locked
1236            Window win = getWindow();
1237            WindowManager.LayoutParams params = win.getAttributes();
1238            params.flags |= WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED;
1239            win.setAttributes(params);
1240
1241            // Filter for screen off so that we can finish secure camera
1242            // activity
1243            // when screen is off.
1244            IntentFilter filter = new IntentFilter(Intent.ACTION_SCREEN_OFF);
1245            registerReceiver(mScreenOffReceiver, filter);
1246        }
1247        mCameraAppUI = new CameraAppUI(this,
1248                (MainActivityLayout) findViewById(R.id.activity_root_view), isCaptureIntent());
1249
1250        mCameraAppUI.setFilmstripBottomControlsListener(mMyFilmstripBottomControlListener);
1251
1252        mAboveFilmstripControlLayout =
1253                (FrameLayout) findViewById(R.id.camera_filmstrip_content_layout);
1254
1255        // Add the session listener so we can track the session progress
1256        // updates.
1257        getServices().getCaptureSessionManager().addSessionListener(mSessionListener);
1258        mFilmstripController = ((FilmstripView) findViewById(R.id.filmstrip_view)).getController();
1259        mFilmstripController.setImageGap(
1260                getResources().getDimensionPixelSize(R.dimen.camera_film_strip_gap));
1261        mPanoramaViewHelper = new PanoramaViewHelper(this);
1262        mPanoramaViewHelper.onCreate();
1263        // Set up the camera preview first so the preview shows up ASAP.
1264        mDataAdapter = new CameraDataAdapter(mAppContext,
1265                new ColorDrawable(getResources().getColor(R.color.photo_placeholder)));
1266        mDataAdapter.setLocalDataListener(mLocalDataListener);
1267
1268        mPreloader = new Preloader<Integer, AsyncTask>(FILMSTRIP_PRELOAD_AHEAD_ITEMS, mDataAdapter,
1269                mDataAdapter);
1270
1271        mCameraAppUI.getFilmstripContentPanel().setFilmstripListener(mFilmstripListener);
1272        if (mSettingsManager.getBoolean(SettingsManager.SETTING_SHOULD_SHOW_REFOCUS_VIEWER_CLING)) {
1273            mCameraAppUI.setupClingForViewer(CameraAppUI.BottomPanel.VIEWER_REFOCUS);
1274        }
1275
1276        mLocationManager = new LocationManager(mAppContext);
1277
1278        mOrientationManager = new OrientationManagerImpl(this);
1279        mOrientationManager.addOnOrientationChangeListener(mMainHandler, this);
1280
1281        setModuleFromModeIndex(getModeIndex());
1282        mCameraAppUI.prepareModuleUI();
1283        mCurrentModule.init(this, isSecureCamera(), isCaptureIntent());
1284
1285        if (!mSecureCamera) {
1286            mFilmstripController.setDataAdapter(mDataAdapter);
1287            if (!isCaptureIntent()) {
1288                mDataAdapter.requestLoad(new Callback<Void>() {
1289                    @Override
1290                    public void onCallback(Void result) {
1291                        fillTemporarySessions();
1292                    }
1293                });
1294            }
1295        } else {
1296            // Put a lock placeholder as the last image by setting its date to
1297            // 0.
1298            ImageView v = (ImageView) getLayoutInflater().inflate(
1299                    R.layout.secure_album_placeholder, null);
1300            v.setOnClickListener(new View.OnClickListener() {
1301                @Override
1302                public void onClick(View view) {
1303                    UsageStatistics.changeScreen(NavigationChange.Mode.GALLERY,
1304                            InteractionCause.BUTTON);
1305                    startGallery();
1306                    finish();
1307                }
1308            });
1309            v.setContentDescription(getString(R.string.accessibility_unlock_to_camera));
1310            mDataAdapter = new FixedLastDataAdapter(
1311                    mAppContext,
1312                    mDataAdapter,
1313                    new SimpleViewData(
1314                            v,
1315                            v.getDrawable().getIntrinsicWidth(),
1316                            v.getDrawable().getIntrinsicHeight(),
1317                            0, 0));
1318            // Flush out all the original data.
1319            mDataAdapter.flush();
1320            mFilmstripController.setDataAdapter(mDataAdapter);
1321        }
1322
1323        setupNfcBeamPush();
1324
1325        mLocalImagesObserver = new LocalMediaObserver();
1326        mLocalVideosObserver = new LocalMediaObserver();
1327
1328        getContentResolver().registerContentObserver(
1329                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, true,
1330                mLocalImagesObserver);
1331        getContentResolver().registerContentObserver(
1332                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, true,
1333                mLocalVideosObserver);
1334        if (FeedbackHelper.feedbackAvailable()) {
1335            mFeedbackHelper = new FeedbackHelper(mAppContext);
1336        }
1337    }
1338
1339    /**
1340     * Get the current mode index from the Intent or from persistent
1341     * settings.
1342     */
1343    public int getModeIndex() {
1344        int modeIndex = -1;
1345        int photoIndex = getResources().getInteger(R.integer.camera_mode_photo);
1346        int videoIndex = getResources().getInteger(R.integer.camera_mode_video);
1347        int gcamIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1348        if (MediaStore.INTENT_ACTION_VIDEO_CAMERA.equals(getIntent().getAction())
1349                || MediaStore.ACTION_VIDEO_CAPTURE.equals(getIntent().getAction())) {
1350            modeIndex = videoIndex;
1351        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(getIntent().getAction())
1352                || MediaStore.ACTION_IMAGE_CAPTURE.equals(getIntent().getAction())) {
1353            // TODO: synchronize mode options with photo module without losing
1354            // HDR+ preferences.
1355            modeIndex = photoIndex;
1356        } else if (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(getIntent()
1357                        .getAction())
1358                || MediaStore.ACTION_IMAGE_CAPTURE_SECURE.equals(getIntent().getAction())) {
1359            modeIndex = mSettingsManager.getInt(
1360                SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX);
1361        } else {
1362            // If the activity has not been started using an explicit intent,
1363            // read the module index from the last time the user changed modes
1364            modeIndex = mSettingsManager.getInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX);
1365            if ((modeIndex == gcamIndex &&
1366                    !GcamHelper.hasGcamCapture()) || modeIndex < 0) {
1367                modeIndex = photoIndex;
1368            }
1369        }
1370        return modeIndex;
1371    }
1372
1373    /**
1374     * Call this whenever the mode drawer or filmstrip change the visibility
1375     * state.
1376     */
1377    private void updatePreviewVisibility() {
1378        if (mCurrentModule == null) {
1379            return;
1380        }
1381
1382        int visibility = getPreviewVisibility();
1383        updatePreviewRendering(visibility);
1384        updateCaptureControls(visibility);
1385        mCurrentModule.onPreviewVisibilityChanged(visibility);
1386    }
1387
1388    private void updateCaptureControls(int visibility) {
1389        if (visibility == ModuleController.VISIBILITY_HIDDEN) {
1390            mCameraAppUI.setIndicatorBottomBarWrapperVisible(false);
1391        } else {
1392            mCameraAppUI.setIndicatorBottomBarWrapperVisible(true);
1393        }
1394    }
1395
1396    private void updatePreviewRendering(int visibility) {
1397        if (visibility == ModuleController.VISIBILITY_HIDDEN) {
1398            mCameraAppUI.pausePreviewRendering();
1399        } else {
1400            mCameraAppUI.resumePreviewRendering();
1401        }
1402    }
1403
1404    private int getPreviewVisibility() {
1405        if (mFilmstripCoversPreview) {
1406            return ModuleController.VISIBILITY_HIDDEN;
1407        } else if (mModeListVisible){
1408            return ModuleController.VISIBILITY_COVERED;
1409        } else {
1410            return ModuleController.VISIBILITY_VISIBLE;
1411        }
1412    }
1413
1414    private void setRotationAnimation() {
1415        int rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_ROTATE;
1416        rotationAnimation = WindowManager.LayoutParams.ROTATION_ANIMATION_CROSSFADE;
1417        Window win = getWindow();
1418        WindowManager.LayoutParams winParams = win.getAttributes();
1419        winParams.rotationAnimation = rotationAnimation;
1420        win.setAttributes(winParams);
1421    }
1422
1423    @Override
1424    public void onUserInteraction() {
1425        super.onUserInteraction();
1426        if (!isFinishing()) {
1427            keepScreenOnForAWhile();
1428        }
1429    }
1430
1431    @Override
1432    public boolean dispatchTouchEvent(MotionEvent ev) {
1433        boolean result = super.dispatchTouchEvent(ev);
1434        if (ev.getActionMasked() == MotionEvent.ACTION_DOWN) {
1435            // Real deletion is postponed until the next user interaction after
1436            // the gesture that triggers deletion. Until real deletion is
1437            // performed, users can click the undo button to bring back the
1438            // image that they chose to delete.
1439            if (mPendingDeletion && !mIsUndoingDeletion) {
1440                performDeletion();
1441            }
1442        }
1443        return result;
1444    }
1445
1446    @Override
1447    public void onPause() {
1448        /*
1449         * Save the last module index after all secure camera and icon launches,
1450         * not just on mode switches.
1451         *
1452         * Right now we exclude capture intents from this logic, because we also
1453         * ignore the cross-Activity recovery logic in onStart for capture intents.
1454         */
1455        if (!isCaptureIntent()) {
1456            mSettingsManager.setInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX,
1457                mCurrentModeIndex);
1458        }
1459
1460        mPaused = true;
1461        mPeekAnimationHandler = null;
1462        mPeekAnimationThread.quitSafely();
1463        mPeekAnimationThread = null;
1464        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_PAUSE);
1465
1466        // Delete photos that are pending deletion
1467        performDeletion();
1468        mCurrentModule.pause();
1469        mOrientationManager.pause();
1470        // Close the camera and wait for the operation done.
1471        mCameraController.closeCamera();
1472        mPanoramaViewHelper.onPause();
1473
1474        mLocalImagesObserver.setForegroundChangeListener(null);
1475        mLocalImagesObserver.setActivityPaused(true);
1476        mLocalVideosObserver.setActivityPaused(true);
1477        mPreloader.cancelAllLoads();
1478        resetScreenOn();
1479        super.onPause();
1480    }
1481
1482    @Override
1483    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
1484        if (requestCode == REQ_CODE_DONT_SWITCH_TO_PREVIEW) {
1485            mResetToPreviewOnResume = false;
1486        } else {
1487            super.onActivityResult(requestCode, resultCode, data);
1488        }
1489    }
1490
1491    @Override
1492    public void onResume() {
1493        mPaused = false;
1494        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.ACTIVITY_RESUME);
1495
1496        mLastLayoutOrientation = getResources().getConfiguration().orientation;
1497
1498        // TODO: Handle this in OrientationManager.
1499        // Auto-rotate off
1500        if (Settings.System.getInt(getContentResolver(),
1501                Settings.System.ACCELEROMETER_ROTATION, 0) == 0) {
1502            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
1503            mAutoRotateScreen = false;
1504        } else {
1505            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR);
1506            mAutoRotateScreen = true;
1507        }
1508
1509        if (isCaptureIntent()) {
1510            // Foreground event caused by photo or video capure intent.
1511            UsageStatistics.foregrounded(
1512                    eventprotos.ForegroundEvent.ForegroundSource.INTENT_PICKER);
1513        } else if (!mSecureCamera) {
1514            // Foreground event that is not caused by an intent.
1515            UsageStatistics.foregrounded(
1516                    eventprotos.ForegroundEvent.ForegroundSource.ICON_LAUNCHER);
1517        }
1518
1519        Drawable galleryLogo;
1520        if (mSecureCamera) {
1521            mGalleryIntent = null;
1522            galleryLogo = null;
1523        } else {
1524            mGalleryIntent = IntentHelper.getDefaultGalleryIntent(mAppContext);
1525            galleryLogo = IntentHelper.getGalleryIcon(mAppContext, mGalleryIntent);
1526        }
1527        if (galleryLogo == null) {
1528            try {
1529                galleryLogo = getPackageManager().getActivityLogo(getComponentName());
1530            } catch (PackageManager.NameNotFoundException e) {
1531                Log.e(TAG, "Can't get the activity logo");
1532            }
1533        }
1534        if (mGalleryIntent != null) {
1535            mActionBar.setDisplayUseLogoEnabled(true);
1536        }
1537        mActionBar.setLogo(galleryLogo);
1538        mOrientationManager.resume();
1539        super.onResume();
1540        mPeekAnimationThread = new HandlerThread("Peek animation");
1541        mPeekAnimationThread.start();
1542        mPeekAnimationHandler = new PeekAnimationHandler(mPeekAnimationThread.getLooper());
1543
1544        mCurrentModule.hardResetSettings(mSettingsManager);
1545        mCurrentModule.resume();
1546        setSwipingEnabled(true);
1547
1548        if (!mResetToPreviewOnResume) {
1549            LocalData data = mDataAdapter.getLocalData(mFilmstripController.getCurrentId());
1550            if (data != null) {
1551                mDataAdapter.refresh(data.getUri());
1552            }
1553        }
1554        // The share button might be disabled to avoid double tapping.
1555        mCameraAppUI.getFilmstripBottomControls().setShareEnabled(true);
1556        // Default is showing the preview, unless disabled by explicitly
1557        // starting an activity we want to return from to the filmstrip rather
1558        // than the preview.
1559        mResetToPreviewOnResume = true;
1560
1561        if (mLocalVideosObserver.isMediaDataChangedDuringPause()
1562                || mLocalImagesObserver.isMediaDataChangedDuringPause()) {
1563            if (!mSecureCamera) {
1564                // If it's secure camera, requestLoad() should not be called
1565                // as it will load all the data.
1566                if (!mFilmstripVisible) {
1567                    mDataAdapter.requestLoad(new Callback<Void>() {
1568                        @Override
1569                        public void onCallback(Void result) {
1570                            fillTemporarySessions();
1571                        }
1572                    });
1573                } else {
1574                    mDataAdapter.requestLoadNewPhotos();
1575                }
1576            }
1577        }
1578        mLocalImagesObserver.setActivityPaused(false);
1579        mLocalVideosObserver.setActivityPaused(false);
1580        if (!mSecureCamera) {
1581            mLocalImagesObserver.setForegroundChangeListener(
1582                    new LocalMediaObserver.ChangeListener() {
1583                @Override
1584                public void onChange() {
1585                    mDataAdapter.requestLoadNewPhotos();
1586                }
1587            });
1588        }
1589
1590        keepScreenOnForAWhile();
1591
1592        mPanoramaViewHelper.onResume();
1593        ReleaseDialogHelper.showReleaseInfoDialogOnStart(this, mSettingsManager);
1594        syncLocationManagerSetting();
1595
1596        final int previewVisibility = getPreviewVisibility();
1597        updatePreviewRendering(previewVisibility);
1598    }
1599
1600    private void fillTemporarySessions() {
1601        if (mSecureCamera) {
1602            return;
1603        }
1604        // There might be sessions still in flight (processed by our service).
1605        // Make sure they're added to the filmstrip.
1606        getServices().getCaptureSessionManager().fillTemporarySession(mSessionListener);
1607    }
1608
1609    @Override
1610    public void onStart() {
1611        super.onStart();
1612        mPanoramaViewHelper.onStart();
1613
1614        /*
1615         * If we're starting after launching a different Activity (lockscreen),
1616         * we need to use the last mode used in the other Activity, and
1617         * not the old one from this Activity.
1618         *
1619         * This needs to happen before CameraAppUI.resume() in order to set the
1620         * mode cover icon to the actual last mode used.
1621         *
1622         * Right now we exclude capture intents from this logic.
1623         */
1624        int modeIndex = getModeIndex();
1625        if (!isCaptureIntent() && mCurrentModeIndex != modeIndex) {
1626            onModeSelected(modeIndex);
1627        }
1628
1629        if (mResetToPreviewOnResume) {
1630            mCameraAppUI.resume();
1631            mResetToPreviewOnResume = false;
1632        }
1633    }
1634
1635    @Override
1636    protected void onStop() {
1637        mPanoramaViewHelper.onStop();
1638        if (mFeedbackHelper != null) {
1639            mFeedbackHelper.stopFeedback();
1640        }
1641
1642        mLocationManager.disconnect();
1643        super.onStop();
1644    }
1645
1646    @Override
1647    public void onDestroy() {
1648        if (mSecureCamera) {
1649            unregisterReceiver(mScreenOffReceiver);
1650        }
1651        mActionBar.removeOnMenuVisibilityListener(this);
1652        mSettingsManager.removeAllListeners();
1653        mCameraController.removeCallbackReceiver();
1654        getContentResolver().unregisterContentObserver(mLocalImagesObserver);
1655        getContentResolver().unregisterContentObserver(mLocalVideosObserver);
1656        getServices().getCaptureSessionManager().removeSessionListener(mSessionListener);
1657        mCameraAppUI.onDestroy();
1658        mModeListView.setVisibilityChangedListener(null);
1659        mCameraController = null;
1660        mSettingsManager = null;
1661        mCameraAppUI = null;
1662        mOrientationManager = null;
1663        mButtonManager = null;
1664        CameraManagerFactory.recycle();
1665        super.onDestroy();
1666    }
1667
1668    @Override
1669    public void onConfigurationChanged(Configuration config) {
1670        super.onConfigurationChanged(config);
1671        Log.v(TAG, "onConfigurationChanged");
1672        if (config.orientation == Configuration.ORIENTATION_UNDEFINED) {
1673            return;
1674        }
1675
1676        if (mLastLayoutOrientation != config.orientation) {
1677            mLastLayoutOrientation = config.orientation;
1678            mCurrentModule.onLayoutOrientationChanged(
1679                    mLastLayoutOrientation == Configuration.ORIENTATION_LANDSCAPE);
1680        }
1681    }
1682
1683    @Override
1684    public boolean onKeyDown(int keyCode, KeyEvent event) {
1685        if (!mFilmstripVisible) {
1686            if (mCurrentModule.onKeyDown(keyCode, event)) {
1687                return true;
1688            }
1689            // Prevent software keyboard or voice search from showing up.
1690            if (keyCode == KeyEvent.KEYCODE_SEARCH
1691                    || keyCode == KeyEvent.KEYCODE_MENU) {
1692                if (event.isLongPress()) {
1693                    return true;
1694                }
1695            }
1696        }
1697
1698        return super.onKeyDown(keyCode, event);
1699    }
1700
1701    @Override
1702    public boolean onKeyUp(int keyCode, KeyEvent event) {
1703        if (!mFilmstripVisible) {
1704            // If a module is in the middle of capture, it should
1705            // consume the key event.
1706            if (mCurrentModule.onKeyUp(keyCode, event)) {
1707                return true;
1708            } else if (keyCode == KeyEvent.KEYCODE_MENU
1709                    || keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1710                // Let the mode list view consume the event.
1711                mModeListView.onMenuPressed();
1712                return true;
1713            } else if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1714                mCameraAppUI.showFilmstrip();
1715                return true;
1716            }
1717        } else {
1718            if (keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
1719                mFilmstripController.goToNextItem();
1720                return true;
1721            } else if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT) {
1722                boolean wentToPrevious = mFilmstripController.goToPreviousItem();
1723                if (!wentToPrevious) {
1724                  // at beginning of filmstrip, hide and go back to preview
1725                  mCameraAppUI.hideFilmstrip();
1726                }
1727                return true;
1728            }
1729        }
1730        return super.onKeyUp(keyCode, event);
1731    }
1732
1733    @Override
1734    public void onBackPressed() {
1735        if (!mCameraAppUI.onBackPressed()) {
1736            if (!mCurrentModule.onBackPressed()) {
1737                super.onBackPressed();
1738            }
1739        }
1740    }
1741
1742    @Override
1743    public boolean isAutoRotateScreen() {
1744        // TODO: Move to OrientationManager.
1745        return mAutoRotateScreen;
1746    }
1747
1748    @Override
1749    public boolean onCreateOptionsMenu(Menu menu) {
1750        MenuInflater inflater = getMenuInflater();
1751        inflater.inflate(R.menu.filmstrip_menu, menu);
1752        mActionBarMenu = menu;
1753        return super.onCreateOptionsMenu(menu);
1754    }
1755
1756    protected void updateStorageSpace() {
1757        mStorageSpaceBytes = Storage.getAvailableSpace();
1758    }
1759
1760    protected long getStorageSpaceBytes() {
1761        return mStorageSpaceBytes;
1762    }
1763
1764    protected void updateStorageSpaceAndHint() {
1765        updateStorageSpace();
1766        updateStorageHint(mStorageSpaceBytes);
1767    }
1768
1769    protected void updateStorageHint(long storageSpace) {
1770        String message = null;
1771        if (storageSpace == Storage.UNAVAILABLE) {
1772            message = getString(R.string.no_storage);
1773        } else if (storageSpace == Storage.PREPARING) {
1774            message = getString(R.string.preparing_sd);
1775        } else if (storageSpace == Storage.UNKNOWN_SIZE) {
1776            message = getString(R.string.access_sd_fail);
1777        } else if (storageSpace <= Storage.LOW_STORAGE_THRESHOLD_BYTES) {
1778            message = getString(R.string.spaceIsLow_content);
1779        }
1780
1781        if (message != null) {
1782            if (mStorageHint == null) {
1783                mStorageHint = OnScreenHint.makeText(mAppContext, message);
1784            } else {
1785                mStorageHint.setText(message);
1786            }
1787            mStorageHint.show();
1788        } else if (mStorageHint != null) {
1789            mStorageHint.cancel();
1790            mStorageHint = null;
1791        }
1792    }
1793
1794    protected void setResultEx(int resultCode) {
1795        mResultCodeForTesting = resultCode;
1796        setResult(resultCode);
1797    }
1798
1799    protected void setResultEx(int resultCode, Intent data) {
1800        mResultCodeForTesting = resultCode;
1801        mResultDataForTesting = data;
1802        setResult(resultCode, data);
1803    }
1804
1805    public int getResultCode() {
1806        return mResultCodeForTesting;
1807    }
1808
1809    public Intent getResultData() {
1810        return mResultDataForTesting;
1811    }
1812
1813    public boolean isSecureCamera() {
1814        return mSecureCamera;
1815    }
1816
1817    @Override
1818    public boolean isPaused() {
1819        return mPaused;
1820    }
1821
1822    @Override
1823    public int getPreferredChildModeIndex(int modeIndex) {
1824        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)) {
1825            boolean hdrPlusOn = mSettingsManager.isHdrPlusOn();
1826            if (hdrPlusOn && GcamHelper.hasGcamCapture()) {
1827                modeIndex = getResources().getInteger(R.integer.camera_mode_gcam);
1828            }
1829        }
1830        return modeIndex;
1831    }
1832
1833    @Override
1834    public void onModeSelected(int modeIndex) {
1835        if (mCurrentModeIndex == modeIndex) {
1836            return;
1837        }
1838
1839        CameraPerformanceTracker.onEvent(CameraPerformanceTracker.MODE_SWITCH_START);
1840        // Record last used camera mode for quick switching
1841        if (modeIndex == getResources().getInteger(R.integer.camera_mode_photo)
1842                || modeIndex == getResources().getInteger(R.integer.camera_mode_gcam)) {
1843            mSettingsManager.setInt(SettingsManager.SETTING_KEY_CAMERA_MODULE_LAST_USED_INDEX,
1844                    modeIndex);
1845        }
1846
1847        closeModule(mCurrentModule);
1848        int oldModuleIndex = mCurrentModeIndex;
1849
1850        // Select the correct module index from the mode switcher index.
1851        modeIndex = getPreferredChildModeIndex(modeIndex);
1852        setModuleFromModeIndex(modeIndex);
1853
1854        mCameraAppUI.resetBottomControls(mCurrentModule, modeIndex);
1855        mCameraAppUI.addShutterListener(mCurrentModule);
1856        openModule(mCurrentModule);
1857        mCurrentModule.onOrientationChanged(mLastRawOrientation);
1858        // Store the module index so we can use it the next time the Camera
1859        // starts up.
1860        mSettingsManager.setInt(SettingsManager.SETTING_STARTUP_MODULE_INDEX, modeIndex);
1861    }
1862
1863    /**
1864     * Shows the settings dialog.
1865     */
1866    @Override
1867    public void onSettingsSelected() {
1868        Intent intent = new Intent(this, CameraSettingsActivity.class);
1869        startActivity(intent);
1870    }
1871
1872    /**
1873     * Sets the mCurrentModuleIndex, creates a new module instance for the given
1874     * index an sets it as mCurrentModule.
1875     */
1876    private void setModuleFromModeIndex(int modeIndex) {
1877        ModuleManagerImpl.ModuleAgent agent = mModuleManager.getModuleAgent(modeIndex);
1878        if (agent == null) {
1879            return;
1880        }
1881        if (!agent.requestAppForCamera()) {
1882            mCameraController.closeCamera();
1883        }
1884        mCurrentModeIndex = agent.getModuleId();
1885        mCurrentModule = (CameraModule) agent.createModule(this);
1886    }
1887
1888    @Override
1889    public SettingsManager getSettingsManager() {
1890        return mSettingsManager;
1891    }
1892
1893    @Override
1894    public CameraServices getServices() {
1895        return (CameraServices) getApplication();
1896    }
1897
1898    public List<String> getSupportedModeNames() {
1899        List<Integer> indices = mModuleManager.getSupportedModeIndexList();
1900        List<String> supported = new ArrayList<String>();
1901
1902        for (Integer modeIndex : indices) {
1903            String name = CameraUtil.getCameraModeText(modeIndex, mAppContext);
1904            if (name != null && !name.equals("")) {
1905                supported.add(name);
1906            }
1907        }
1908        return supported;
1909    }
1910
1911    @Override
1912    public ButtonManager getButtonManager() {
1913        if (mButtonManager == null) {
1914            mButtonManager = new ButtonManager(this);
1915        }
1916        return mButtonManager;
1917    }
1918
1919    /**
1920     * Creates an AlertDialog appropriate for choosing whether to enable
1921     * location on the first run of the app.
1922     */
1923    public AlertDialog getFirstTimeLocationAlert() {
1924        AlertDialog.Builder builder = new AlertDialog.Builder(this);
1925        builder = SettingsUtil.getFirstTimeLocationAlertBuilder(builder, new Callback<Boolean>() {
1926            @Override
1927            public void onCallback(Boolean locationOn) {
1928                mSettingsManager.setLocation(locationOn, mLocationManager);
1929            }
1930        });
1931        if (builder != null) {
1932            return builder.create();
1933        } else {
1934            return null;
1935        }
1936    }
1937
1938    /**
1939     * Launches an ACTION_EDIT intent for the given local data item. If
1940     * 'withTinyPlanet' is set, this will show a disambig dialog first to let
1941     * the user start either the tiny planet editor or another photo edior.
1942     *
1943     * @param data The data item to edit.
1944     */
1945    public void launchEditor(LocalData data) {
1946        Intent intent = new Intent(Intent.ACTION_EDIT)
1947                .setDataAndType(data.getUri(), data.getMimeType())
1948                .setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
1949        try {
1950            launchActivityByIntent(intent);
1951        } catch (ActivityNotFoundException e) {
1952            launchActivityByIntent(Intent.createChooser(intent, null));
1953        }
1954    }
1955
1956    @Override
1957    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
1958        super.onCreateContextMenu(menu, v, menuInfo);
1959
1960        MenuInflater inflater = getMenuInflater();
1961        inflater.inflate(R.menu.filmstrip_context_menu, menu);
1962    }
1963
1964    @Override
1965    public boolean onContextItemSelected(MenuItem item) {
1966        switch (item.getItemId()) {
1967            case R.id.tiny_planet_editor:
1968                mMyFilmstripBottomControlListener.onTinyPlanet();
1969                return true;
1970            case R.id.photo_editor:
1971                mMyFilmstripBottomControlListener.onEdit();
1972                return true;
1973        }
1974        return false;
1975    }
1976
1977    /**
1978     * Launch the tiny planet editor.
1979     *
1980     * @param data The data must be a 360 degree stereographically mapped
1981     *            panoramic image. It will not be modified, instead a new item
1982     *            with the result will be added to the filmstrip.
1983     */
1984    public void launchTinyPlanetEditor(LocalData data) {
1985        TinyPlanetFragment fragment = new TinyPlanetFragment();
1986        Bundle bundle = new Bundle();
1987        bundle.putString(TinyPlanetFragment.ARGUMENT_URI, data.getUri().toString());
1988        bundle.putString(TinyPlanetFragment.ARGUMENT_TITLE, data.getTitle());
1989        fragment.setArguments(bundle);
1990        fragment.show(getFragmentManager(), "tiny_planet");
1991    }
1992
1993    private void openModule(CameraModule module) {
1994        module.init(this, isSecureCamera(), isCaptureIntent());
1995        module.hardResetSettings(mSettingsManager);
1996        module.resume();
1997        updatePreviewVisibility();
1998    }
1999
2000    private void closeModule(CameraModule module) {
2001        module.pause();
2002        mCameraAppUI.clearModuleUI();
2003    }
2004
2005    private void performDeletion() {
2006        if (!mPendingDeletion) {
2007            return;
2008        }
2009        hideUndoDeletionBar(false);
2010        mDataAdapter.executeDeletion();
2011    }
2012
2013    public void showUndoDeletionBar() {
2014        if (mPendingDeletion) {
2015            performDeletion();
2016        }
2017        Log.v(TAG, "showing undo bar");
2018        mPendingDeletion = true;
2019        if (mUndoDeletionBar == null) {
2020            ViewGroup v = (ViewGroup) getLayoutInflater().inflate(R.layout.undo_bar,
2021                    mAboveFilmstripControlLayout, true);
2022            mUndoDeletionBar = (ViewGroup) v.findViewById(R.id.camera_undo_deletion_bar);
2023            View button = mUndoDeletionBar.findViewById(R.id.camera_undo_deletion_button);
2024            button.setOnClickListener(new View.OnClickListener() {
2025                @Override
2026                public void onClick(View view) {
2027                    mDataAdapter.undoDataRemoval();
2028                    hideUndoDeletionBar(true);
2029                }
2030            });
2031            // Setting undo bar clickable to avoid touch events going through
2032            // the bar to the buttons (eg. edit button, etc) underneath the bar.
2033            mUndoDeletionBar.setClickable(true);
2034            // When there is user interaction going on with the undo button, we
2035            // do not want to hide the undo bar.
2036            button.setOnTouchListener(new View.OnTouchListener() {
2037                @Override
2038                public boolean onTouch(View v, MotionEvent event) {
2039                    if (event.getActionMasked() == MotionEvent.ACTION_DOWN) {
2040                        mIsUndoingDeletion = true;
2041                    } else if (event.getActionMasked() == MotionEvent.ACTION_UP) {
2042                        mIsUndoingDeletion = false;
2043                    }
2044                    return false;
2045                }
2046            });
2047        }
2048        mUndoDeletionBar.setAlpha(0f);
2049        mUndoDeletionBar.setVisibility(View.VISIBLE);
2050        mUndoDeletionBar.animate().setDuration(200).alpha(1f).setListener(null).start();
2051    }
2052
2053    private void hideUndoDeletionBar(boolean withAnimation) {
2054        Log.v(TAG, "Hiding undo deletion bar");
2055        mPendingDeletion = false;
2056        if (mUndoDeletionBar != null) {
2057            if (withAnimation) {
2058                mUndoDeletionBar.animate().setDuration(200).alpha(0f)
2059                        .setListener(new Animator.AnimatorListener() {
2060                            @Override
2061                            public void onAnimationStart(Animator animation) {
2062                                // Do nothing.
2063                            }
2064
2065                            @Override
2066                            public void onAnimationEnd(Animator animation) {
2067                                mUndoDeletionBar.setVisibility(View.GONE);
2068                            }
2069
2070                            @Override
2071                            public void onAnimationCancel(Animator animation) {
2072                                // Do nothing.
2073                            }
2074
2075                            @Override
2076                            public void onAnimationRepeat(Animator animation) {
2077                                // Do nothing.
2078                            }
2079                        }).start();
2080            } else {
2081                mUndoDeletionBar.setVisibility(View.GONE);
2082            }
2083        }
2084    }
2085
2086    @Override
2087    public void onOrientationChanged(int orientation) {
2088        // We keep the last known orientation. So if the user first orient
2089        // the camera then point the camera to floor or sky, we still have
2090        // the correct orientation.
2091        if (orientation == OrientationManager.ORIENTATION_UNKNOWN) {
2092            return;
2093        }
2094        mLastRawOrientation = orientation;
2095        if (mCurrentModule != null) {
2096            mCurrentModule.onOrientationChanged(orientation);
2097        }
2098    }
2099
2100    /**
2101     * Enable/disable swipe-to-filmstrip. Will always disable swipe if in
2102     * capture intent.
2103     *
2104     * @param enable {@code true} to enable swipe.
2105     */
2106    public void setSwipingEnabled(boolean enable) {
2107        // TODO: Bring back the functionality.
2108        if (isCaptureIntent()) {
2109            // lockPreview(true);
2110        } else {
2111            // lockPreview(!enable);
2112        }
2113    }
2114
2115    // Accessor methods for getting latency times used in performance testing
2116    public long getFirstPreviewTime() {
2117        if (mCurrentModule instanceof PhotoModule) {
2118            long coverHiddenTime = getCameraAppUI().getCoverHiddenTime();
2119            if (coverHiddenTime != -1) {
2120                return coverHiddenTime - mOnCreateTime;
2121            }
2122        }
2123        return -1;
2124    }
2125
2126    public long getAutoFocusTime() {
2127        return (mCurrentModule instanceof PhotoModule) ?
2128                ((PhotoModule) mCurrentModule).mAutoFocusTime : -1;
2129    }
2130
2131    public long getShutterLag() {
2132        return (mCurrentModule instanceof PhotoModule) ?
2133                ((PhotoModule) mCurrentModule).mShutterLag : -1;
2134    }
2135
2136    public long getShutterToPictureDisplayedTime() {
2137        return (mCurrentModule instanceof PhotoModule) ?
2138                ((PhotoModule) mCurrentModule).mShutterToPictureDisplayedTime : -1;
2139    }
2140
2141    public long getPictureDisplayedToJpegCallbackTime() {
2142        return (mCurrentModule instanceof PhotoModule) ?
2143                ((PhotoModule) mCurrentModule).mPictureDisplayedToJpegCallbackTime : -1;
2144    }
2145
2146    public long getJpegCallbackFinishTime() {
2147        return (mCurrentModule instanceof PhotoModule) ?
2148                ((PhotoModule) mCurrentModule).mJpegCallbackFinishTime : -1;
2149    }
2150
2151    public long getCaptureStartTime() {
2152        return (mCurrentModule instanceof PhotoModule) ?
2153                ((PhotoModule) mCurrentModule).mCaptureStartTime : -1;
2154    }
2155
2156    public boolean isRecording() {
2157        return (mCurrentModule instanceof VideoModule) ?
2158                ((VideoModule) mCurrentModule).isRecording() : false;
2159    }
2160
2161    public CameraManager.CameraOpenCallback getCameraOpenErrorCallback() {
2162        return mCameraController;
2163    }
2164
2165    // For debugging purposes only.
2166    public CameraModule getCurrentModule() {
2167        return mCurrentModule;
2168    }
2169
2170    @Override
2171    public void showTutorial(AbstractTutorialOverlay tutorial) {
2172        mCameraAppUI.showTutorial(tutorial, getLayoutInflater());
2173    }
2174
2175    /**
2176     * Reads the current location recording settings and passes it on to the
2177     * location manager.
2178     */
2179    public void syncLocationManagerSetting() {
2180        mSettingsManager.syncLocationManager(mLocationManager);
2181    }
2182
2183    private void keepScreenOnForAWhile() {
2184        if (mKeepScreenOn) {
2185            return;
2186        }
2187        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2188        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2189        mMainHandler.sendEmptyMessageDelayed(MSG_CLEAR_SCREEN_ON_FLAG, SCREEN_DELAY_MS);
2190    }
2191
2192    private void resetScreenOn() {
2193        mKeepScreenOn = false;
2194        mMainHandler.removeMessages(MSG_CLEAR_SCREEN_ON_FLAG);
2195        getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
2196    }
2197
2198    /**
2199     * @return {@code true} if the Gallery is launched successfully.
2200     */
2201    private boolean startGallery() {
2202        if (mGalleryIntent == null) {
2203            return false;
2204        }
2205        try {
2206            UsageStatistics.changeScreen(NavigationChange.Mode.GALLERY, InteractionCause.BUTTON);
2207            Intent startGalleryIntent = new Intent(mGalleryIntent);
2208            int currentDataId = mFilmstripController.getCurrentId();
2209            LocalData currentLocalData = mDataAdapter.getLocalData(currentDataId);
2210            if (currentLocalData != null) {
2211                GalleryHelper.setContentUri(startGalleryIntent, currentLocalData.getUri());
2212            }
2213            launchActivityByIntent(startGalleryIntent);
2214        } catch (ActivityNotFoundException e) {
2215            Log.w(TAG, "Failed to launch gallery activity, closing");
2216        }
2217        return false;
2218    }
2219
2220    private void setNfcBeamPushUriFromData(LocalData data) {
2221        final Uri uri = data.getUri();
2222        if (uri != Uri.EMPTY) {
2223            mNfcPushUris[0] = uri;
2224        } else {
2225            mNfcPushUris[0] = null;
2226        }
2227    }
2228
2229    /**
2230     * Updates the visibility of the filmstrip bottom controls and action bar.
2231     */
2232    private void updateUiByData(final int dataId) {
2233        final LocalData currentData = mDataAdapter.getLocalData(dataId);
2234        if (currentData == null) {
2235            Log.w(TAG, "Current data ID not found.");
2236            hideSessionProgress();
2237            return;
2238        }
2239        updateActionBarMenu(currentData);
2240
2241        /* Bottom controls. */
2242        updateBottomControlsByData(currentData);
2243
2244        if (isSecureCamera()) {
2245            // We cannot show buttons in secure camera since go to other
2246            // activities might create a security hole.
2247            mCameraAppUI.getFilmstripBottomControls().hideControls();
2248            return;
2249        }
2250
2251
2252        setNfcBeamPushUriFromData(currentData);
2253
2254        if (!mDataAdapter.isMetadataUpdated(dataId)) {
2255            mDataAdapter.updateMetadata(dataId);
2256        }
2257    }
2258
2259    /**
2260     * Updates the bottom controls based on the data.
2261     */
2262    private void updateBottomControlsByData(final LocalData currentData) {
2263
2264        final CameraAppUI.BottomPanel filmstripBottomPanel =
2265                mCameraAppUI.getFilmstripBottomControls();
2266        filmstripBottomPanel.showControls();
2267        filmstripBottomPanel.setEditButtonVisibility(
2268                currentData.isDataActionSupported(LocalData.DATA_ACTION_EDIT));
2269        filmstripBottomPanel.setShareButtonVisibility(
2270                currentData.isDataActionSupported(LocalData.DATA_ACTION_SHARE));
2271        filmstripBottomPanel.setDeleteButtonVisibility(
2272                currentData.isDataActionSupported(LocalData.DATA_ACTION_DELETE));
2273
2274        /* Progress bar */
2275
2276        Uri contentUri = currentData.getUri();
2277        CaptureSessionManager sessionManager = getServices()
2278                .getCaptureSessionManager();
2279
2280        if (sessionManager.hasErrorMessage(contentUri)) {
2281            showProcessError(sessionManager.getErrorMesage(contentUri));
2282        } else {
2283            filmstripBottomPanel.hideProgressError();
2284            CaptureSession session = sessionManager.getSession(contentUri);
2285
2286            if (session != null) {
2287                int sessionProgress = session.getProgress();
2288
2289                if (sessionProgress < 0) {
2290                    hideSessionProgress();
2291                } else {
2292                    CharSequence progressMessage = session.getProgressMessage();
2293                    showSessionProgress(progressMessage);
2294                    updateSessionProgress(sessionProgress);
2295                }
2296            } else {
2297                hideSessionProgress();
2298            }
2299        }
2300
2301        /* View button */
2302
2303        // We need to add this to a separate DB.
2304        final int viewButtonVisibility;
2305        if (PanoramaMetadataLoader.isPanoramaAndUseViewer(currentData)) {
2306            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_PHOTO_SPHERE;
2307        } else if (RgbzMetadataLoader.hasRGBZData(currentData)) {
2308            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_REFOCUS;
2309        } else {
2310            viewButtonVisibility = CameraAppUI.BottomPanel.VIEWER_NONE;
2311        }
2312
2313        filmstripBottomPanel.setTinyPlanetEnabled(
2314                PanoramaMetadataLoader.isPanorama360(currentData));
2315        filmstripBottomPanel.setViewerButtonVisibility(viewButtonVisibility);
2316    }
2317
2318    private class PeekAnimationHandler extends Handler {
2319        private class DataAndCallback {
2320            LocalData mData;
2321            com.android.camera.util.Callback<Bitmap> mCallback;
2322
2323            public DataAndCallback(LocalData data, com.android.camera.util.Callback<Bitmap>
2324                    callback) {
2325                mData = data;
2326                mCallback = callback;
2327            }
2328        }
2329
2330        public PeekAnimationHandler(Looper looper) {
2331            super(looper);
2332        }
2333
2334        /**
2335         * Starts the animation decoding job and posts a {@code Runnable} back
2336         * when when the decoding is done.
2337         *
2338         * @param data The data item to decode the thumbnail for.
2339         * @param callback {@link com.android.camera.util.Callback} after the
2340         *                 decoding is done.
2341         */
2342        public void startDecodingJob(final LocalData data,
2343                final com.android.camera.util.Callback<Bitmap> callback) {
2344            PeekAnimationHandler.this.obtainMessage(0 /** dummy integer **/,
2345                    new DataAndCallback(data, callback)).sendToTarget();
2346        }
2347
2348        @Override
2349        public void handleMessage(Message msg) {
2350            final LocalData data = ((DataAndCallback) msg.obj).mData;
2351            final com.android.camera.util.Callback<Bitmap> callback =
2352                    ((DataAndCallback) msg.obj).mCallback;
2353            if (data == null || callback == null) {
2354                return;
2355            }
2356
2357            final Bitmap bitmap;
2358            switch (data.getLocalDataType()) {
2359                case LocalData.LOCAL_IN_PROGRESS_DATA:
2360                    byte[] jpegData = Storage.getJpegForSession(data.getUri());
2361                    if (jpegData != null) {
2362                        bitmap = BitmapFactory.decodeByteArray(jpegData, 0, jpegData.length);
2363                    } else {
2364                        bitmap = null;
2365                    }
2366                    break;
2367
2368                case LocalData.LOCAL_IMAGE:
2369                    FileInputStream stream;
2370                    try {
2371                        stream = new FileInputStream(data.getPath());
2372                    } catch (FileNotFoundException e) {
2373                        Log.e(TAG, "File not found:" + data.getPath());
2374                        return;
2375                    }
2376                    Point dim = CameraUtil.resizeToFill(data.getWidth(), data.getHeight(),
2377                            data.getRotation(), mAboveFilmstripControlLayout.getWidth(),
2378                            mAboveFilmstripControlLayout.getMeasuredHeight());
2379                    if (data.getRotation() % 180 != 0) {
2380                        int dummy = dim.x;
2381                        dim.x = dim.y;
2382                        dim.y = dummy;
2383                    }
2384                    bitmap = LocalDataUtil
2385                            .loadImageThumbnailFromStream(stream, data.getWidth(), data.getHeight(),
2386                                    (int) (dim.x * 0.7f), (int) (dim.y * 0.7),
2387                                    data.getRotation(), MAX_PEEK_BITMAP_PIXELS);
2388                    break;
2389
2390                case LocalData.LOCAL_VIDEO:
2391                    bitmap = LocalDataUtil.loadVideoThumbnail(data.getPath());
2392                    break;
2393
2394                default:
2395                    bitmap = null;
2396                    break;
2397            }
2398
2399            if (bitmap == null) {
2400                return;
2401            }
2402
2403            mMainHandler.post(new Runnable() {
2404                @Override
2405                public void run() {
2406                    callback.onCallback(bitmap);
2407                }
2408            });
2409        }
2410    }
2411
2412    private void showDetailsDialog(int dataId) {
2413        final LocalData data = mDataAdapter.getLocalData(dataId);
2414        if (data == null) {
2415            return;
2416        }
2417        MediaDetails details = data.getMediaDetails(getAndroidContext());
2418        if (details == null) {
2419            return;
2420        }
2421        Dialog detailDialog = DetailsDialog.create(CameraActivity.this, details);
2422        detailDialog.show();
2423
2424        UsageStatistics.photoInteraction(
2425                UsageStatistics.hashFileName(fileNameFromDataID(dataId)),
2426                eventprotos.CameraEvent.InteractionType.DETAILS,
2427                InteractionCause.BUTTON);
2428    }
2429
2430    /**
2431     * Show or hide action bar items depending on current data type.
2432     */
2433    private void updateActionBarMenu(LocalData data) {
2434        if (mActionBarMenu == null) {
2435            return;
2436        }
2437
2438        MenuItem detailsMenuItem = mActionBarMenu.findItem(R.id.action_details);
2439        if (detailsMenuItem == null) {
2440            return;
2441        }
2442
2443        int type = data.getLocalDataType();
2444        boolean showDetails = (type == LocalData.LOCAL_IMAGE) || (type == LocalData.LOCAL_VIDEO);
2445        detailsMenuItem.setVisible(showDetails);
2446    }
2447}
2448