| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.camera.app; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.graphics.Matrix; |
| import android.graphics.SurfaceTexture; |
| import android.hardware.display.DisplayManager; |
| import android.util.Log; |
| import android.view.GestureDetector; |
| import android.view.LayoutInflater; |
| import android.view.MotionEvent; |
| import android.view.TextureView; |
| import android.view.View; |
| import android.view.ViewConfiguration; |
| import android.view.ViewGroup; |
| import android.widget.FrameLayout; |
| |
| import com.android.camera.AnimationManager; |
| import com.android.camera.ButtonManager; |
| import com.android.camera.ShutterButton; |
| import com.android.camera.TextureViewHelper; |
| import com.android.camera.filmstrip.FilmstripContentPanel; |
| import com.android.camera.hardware.HardwareSpec; |
| import com.android.camera.module.ModuleController; |
| import com.android.camera.settings.SettingsManager; |
| import com.android.camera.ui.BottomBar; |
| import com.android.camera.ui.CaptureAnimationOverlay; |
| import com.android.camera.ui.GridLines; |
| import com.android.camera.ui.MainActivityLayout; |
| import com.android.camera.ui.ModeListView; |
| import com.android.camera.ui.ModeTransitionView; |
| import com.android.camera.ui.PreviewOverlay; |
| import com.android.camera.ui.PreviewStatusListener; |
| import com.android.camera.util.ApiHelper; |
| import android.util.CameraPerformanceTracker; |
| import com.android.camera.util.CameraUtil; |
| import com.android.camera.util.PhotoSphereHelper; |
| import com.android.camera.util.UsageStatistics; |
| import com.android.camera.widget.FilmstripLayout; |
| import com.android.camera.widget.IndicatorIconController; |
| import com.android.camera.widget.IndicatorOverlay; |
| import com.android.camera.widget.ModeOptionsOverlay; |
| import com.android.camera2.R; |
| import com.google.common.logging.eventprotos; |
| |
| /** |
| * CameraAppUI centralizes control of views shared across modules. Whereas module |
| * specific views will be handled in each Module UI. For example, we can now |
| * bring the flash animation and capture animation up from each module to app |
| * level, as these animations are largely the same for all modules. |
| * |
| * This class also serves to disambiguate touch events. It recognizes all the |
| * swipe gestures that happen on the preview by attaching a touch listener to |
| * a full-screen view on top of preview TextureView. Since CameraAppUI has knowledge |
| * of how swipe from each direction should be handled, it can then redirect these |
| * events to appropriate recipient views. |
| */ |
| public class CameraAppUI implements ModeListView.ModeSwitchListener, |
| TextureView.SurfaceTextureListener, ModeListView.ModeListOpenListener { |
| |
| /** |
| * The bottom controls on the filmstrip. |
| */ |
| public static interface BottomControls { |
| /** Values for the view state of the button. */ |
| public final int VIEWER_NONE = 0; |
| public final int VIEWER_PHOTO_SPHERE = 1; |
| public final int VIEWER_REFOCUS = 2; |
| public final int VIEWER_OTHER = 3; |
| |
| /** |
| * Sets a new or replaces an existing listener for bottom control events. |
| */ |
| void setListener(Listener listener); |
| |
| /** |
| * Set if the bottom controls are visible. |
| * @param visible {@code true} if visible. |
| */ |
| void setVisible(boolean visible); |
| |
| /** |
| * @param visible Whether the button is visible. |
| */ |
| void setEditButtonVisibility(boolean visible); |
| |
| /** |
| * @param enabled Whether the button is enabled. |
| */ |
| void setEditEnabled(boolean enabled); |
| |
| /** |
| * Sets the visibility of the view-photosphere button. |
| * |
| * @param state one of {@link #VIEWER_NONE}, {@link #VIEWER_PHOTO_SPHERE}, |
| * {@link #VIEWER_REFOCUS}. |
| */ |
| void setViewerButtonVisibility(int state); |
| |
| /** |
| * @param enabled Whether the button is enabled. |
| */ |
| void setViewEnabled(boolean enabled); |
| |
| /** |
| * @param enabled Whether the button is enabled. |
| */ |
| void setTinyPlanetEnabled(boolean enabled); |
| |
| /** |
| * @param visible Whether the button is visible. |
| */ |
| void setDeleteButtonVisibility(boolean visible); |
| |
| /** |
| * @param enabled Whether the button is enabled. |
| */ |
| void setDeleteEnabled(boolean enabled); |
| |
| /** |
| * @param visible Whether the button is visible. |
| */ |
| void setShareButtonVisibility(boolean visible); |
| |
| /** |
| * @param enabled Whether the button is enabled. |
| */ |
| void setShareEnabled(boolean enabled); |
| |
| /** |
| * Classes implementing this interface can listen for events on the bottom |
| * controls. |
| */ |
| public static interface Listener { |
| /** |
| * Called when the user pressed the "view" button to e.g. view a photo |
| * sphere or RGBZ image. |
| */ |
| public void onExternalViewer(); |
| |
| /** |
| * Called when the "edit" button is pressed. |
| */ |
| public void onEdit(); |
| |
| /** |
| * Called when the "tiny planet" button is pressed. |
| */ |
| public void onTinyPlanet(); |
| |
| /** |
| * Called when the "delete" button is pressed. |
| */ |
| public void onDelete(); |
| |
| /** |
| * Called when the "share" button is pressed. |
| */ |
| public void onShare(); |
| } |
| } |
| |
| /** |
| * BottomBarUISpec provides a structure for modules |
| * to specify their ideal bottom bar mode options layout. |
| * |
| * Once constructed by a module, this class should be |
| * treated as read only. |
| * |
| * The application then edits this spec according to |
| * hardware limitations and displays the final bottom |
| * bar ui. |
| */ |
| public static class BottomBarUISpec { |
| /** Mode options UI */ |
| |
| /** |
| * Set true if the camera option should be enabled. |
| * If not set or false, and multiple cameras are supported, |
| * the camera option will be disabled. |
| * |
| * If multiple cameras are not supported, this preference |
| * is ignored and the camera option will not be visible. |
| */ |
| public boolean enableCamera; |
| |
| /** |
| * Set true if the photo flash option should be enabled. |
| * If not set or false, the photo flash option will be |
| * disabled. |
| * |
| * If the hardware does not support multiple flash values, |
| * this preference is ignored and the flash option will |
| * be disabled. It will not be made invisible in order to |
| * preserve a consistent experience across devices and between |
| * front and back cameras. |
| */ |
| public boolean enableFlash; |
| |
| /** |
| * Set true if the video flash option should be enabled. |
| * Same disable rules apply as the photo flash option. |
| */ |
| public boolean enableTorchFlash; |
| |
| /** |
| * Set true if the hdr/hdr+ option should be enabled. |
| * If not set or false, the hdr/hdr+ option will be disabled. |
| * |
| * Hdr or hdr+ will be chosen based on hardware limitations, |
| * with hdr+ prefered. |
| * |
| * If hardware supports neither hdr nor hdr+, then the hdr/hdr+ |
| * will not be visible. |
| */ |
| public boolean enableHdr; |
| |
| /** |
| * Set true if hdr/hdr+ should not be visible, regardless of |
| * hardware limitations. |
| */ |
| public boolean hideHdr; |
| |
| /** |
| * Set true if the refocus option should be enabled. |
| * If not set or false, the refocus option will be disabled. |
| * |
| * This option is not constrained by hardware limitations. |
| */ |
| public boolean enableRefocus; |
| |
| /** |
| * Set true if refocus should not be visible. |
| */ |
| public boolean hideRefocus; |
| |
| /** |
| * Set true if the panorama horizontal option should be visible. |
| * |
| * This option is not constrained by hardware limitations. |
| */ |
| public boolean enablePanoHorizontal; |
| |
| /** |
| * Set true if the panorama vertical option should be visible. |
| * |
| * This option is not constrained by hardware limitations. |
| */ |
| public boolean enablePanoVertical; |
| |
| /** Intent UI */ |
| |
| /** |
| * Set true if the intent ui cancel option should be visible. |
| */ |
| public boolean showCancel; |
| /** |
| * Set true if the intent ui done option should be visible. |
| */ |
| public boolean showDone; |
| /** |
| * Set true if the intent ui retake option should be visible. |
| */ |
| public boolean showRetake; |
| /** |
| * Set true if the intent ui review option should be visible. |
| */ |
| public boolean showReview; |
| |
| /** Mode options callbacks */ |
| |
| /** |
| * A {@link android.com.android.camera.ButtonManager.ButtonCallback} |
| * that will be executed when the camera option is pressed. This |
| * callback can be null. |
| */ |
| public ButtonManager.ButtonCallback cameraCallback; |
| |
| /** |
| * A {@link android.com.android.camera.ButtonManager.ButtonCallback} |
| * that will be executed when the flash option is pressed. This |
| * callback can be null. |
| */ |
| public ButtonManager.ButtonCallback flashCallback; |
| |
| /** |
| * A {@link android.com.android.camera.ButtonManager.ButtonCallback} |
| * that will be executed when the hdr/hdr+ option is pressed. This |
| * callback can be null. |
| */ |
| public ButtonManager.ButtonCallback hdrCallback; |
| |
| /** |
| * A {@link android.com.android.camera.ButtonManager.ButtonCallback} |
| * that will be executed when the refocus option is pressed. This |
| * callback can be null. |
| */ |
| public ButtonManager.ButtonCallback refocusCallback; |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the panorama horizontal option is pressed. |
| * This callback can be null. |
| */ |
| public View.OnClickListener panoHorizontalCallback; |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the panorama vertical option is pressed. |
| * This callback can be null. |
| */ |
| public View.OnClickListener panoVerticalCallback; |
| |
| /** Intent UI callbacks */ |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the cancel option is pressed. This callback can be null. |
| */ |
| public View.OnClickListener cancelCallback; |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the done option is pressed. This callback can be null. |
| */ |
| public View.OnClickListener doneCallback; |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the retake option is pressed. This callback can be null. |
| */ |
| public View.OnClickListener retakeCallback; |
| |
| /** |
| * A {@link android.view.View.OnClickListener} that will execute |
| * when the review option is pressed. This callback can be null. |
| */ |
| public View.OnClickListener reviewCallback; |
| } |
| |
| |
| private final static String TAG = "CameraAppUI"; |
| |
| private final AppController mController; |
| private final boolean mIsCaptureIntent; |
| private final AnimationManager mAnimationManager; |
| |
| // Swipe states: |
| private final static int IDLE = 0; |
| private final static int SWIPE_UP = 1; |
| private final static int SWIPE_DOWN = 2; |
| private final static int SWIPE_LEFT = 3; |
| private final static int SWIPE_RIGHT = 4; |
| private boolean mSwipeEnabled = true; |
| |
| // Touch related measures: |
| private final int mSlop; |
| private final static int SWIPE_TIME_OUT_MS = 500; |
| |
| private final static int SHIMMY_DELAY_MS = 1000; |
| |
| // Mode cover states: |
| private final static int COVER_HIDDEN = 0; |
| private final static int COVER_SHOWN = 1; |
| private final static int COVER_WILL_HIDE_AT_NEXT_FRAME = 2; |
| private static final int COVER_WILL_HIDE_AT_NEXT_TEXTURE_UPDATE = 3; |
| |
| // App level views: |
| private final FrameLayout mCameraRootView; |
| private final ModeTransitionView mModeTransitionView; |
| private final MainActivityLayout mAppRootView; |
| private final ModeListView mModeListView; |
| private final FilmstripLayout mFilmstripLayout; |
| private TextureView mTextureView; |
| private FrameLayout mModuleUI; |
| private BottomBar mBottomBar; |
| private ModeOptionsOverlay mModeOptionsOverlay; |
| private IndicatorOverlay mIndicatorOverlay; |
| private boolean mShouldShowShimmy = false; |
| private IndicatorIconController mIndicatorIconController; |
| |
| private TextureViewHelper mTextureViewHelper; |
| private final GestureDetector mGestureDetector; |
| private DisplayManager.DisplayListener mDisplayListener; |
| private int mLastRotation; |
| private int mSwipeState = IDLE; |
| private PreviewOverlay mPreviewOverlay; |
| private GridLines mGridLines; |
| private CaptureAnimationOverlay mCaptureOverlay; |
| private PreviewStatusListener mPreviewStatusListener; |
| private int mModeCoverState = COVER_HIDDEN; |
| private final FilmstripBottomControls mFilmstripBottomControls; |
| private final FilmstripContentPanel mFilmstripPanel; |
| private Runnable mHideCoverRunnable; |
| private final View.OnLayoutChangeListener mPreviewLayoutChangeListener |
| = new View.OnLayoutChangeListener() { |
| @Override |
| public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, |
| int oldTop, int oldRight, int oldBottom) { |
| if (mPreviewStatusListener != null) { |
| mPreviewStatusListener.onPreviewLayoutChanged(v, left, top, right, bottom, oldLeft, |
| oldTop, oldRight, oldBottom); |
| } |
| } |
| }; |
| |
| private long mCoverHiddenTime = -1; // System time when preview cover was hidden. |
| |
| public long getCoverHiddenTime() { |
| return mCoverHiddenTime; |
| } |
| |
| public void updatePreviewAspectRatio(float aspectRatio) { |
| mTextureViewHelper.updateAspectRatio(aspectRatio); |
| } |
| |
| /** |
| * This is to support modules that calculate their own transform matrix because |
| * they need to use a transform matrix to rotate the preview. |
| * |
| * @param matrix transform matrix to be set on the TextureView |
| */ |
| public void updatePreviewTransform(Matrix matrix) { |
| mTextureViewHelper.updateTransform(matrix); |
| } |
| |
| public interface AnimationFinishedListener { |
| public void onAnimationFinished(boolean success); |
| } |
| |
| private class MyTouchListener implements View.OnTouchListener { |
| private boolean mScaleStarted = false; |
| @Override |
| public boolean onTouch(View v, MotionEvent event) { |
| if (event.getActionMasked() == MotionEvent.ACTION_DOWN) { |
| mScaleStarted = false; |
| } else if (event.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN) { |
| mScaleStarted = true; |
| } |
| return (!mScaleStarted) && mGestureDetector.onTouchEvent(event); |
| } |
| } |
| |
| /** |
| * This gesture listener finds out the direction of the scroll gestures and |
| * sends them to CameraAppUI to do further handling. |
| */ |
| private class MyGestureListener extends GestureDetector.SimpleOnGestureListener { |
| private MotionEvent mDown; |
| |
| @Override |
| public boolean onScroll(MotionEvent e1, MotionEvent ev, float distanceX, float distanceY) { |
| if (ev.getEventTime() - ev.getDownTime() > SWIPE_TIME_OUT_MS |
| || mSwipeState != IDLE |
| || mIsCaptureIntent |
| || !mSwipeEnabled) { |
| return false; |
| } |
| |
| int deltaX = (int) (ev.getX() - mDown.getX()); |
| int deltaY = (int) (ev.getY() - mDown.getY()); |
| if (ev.getActionMasked() == MotionEvent.ACTION_MOVE) { |
| if (Math.abs(deltaX) > mSlop || Math.abs(deltaY) > mSlop) { |
| // Calculate the direction of the swipe. |
| if (deltaX >= Math.abs(deltaY)) { |
| // Swipe right. |
| setSwipeState(SWIPE_RIGHT); |
| } else if (deltaX <= -Math.abs(deltaY)) { |
| // Swipe left. |
| setSwipeState(SWIPE_LEFT); |
| } else if (deltaY >= Math.abs(deltaX)) { |
| // Swipe down. |
| setSwipeState(SWIPE_DOWN); |
| } else if (deltaY <= -Math.abs(deltaX)) { |
| // Swipe up. |
| setSwipeState(SWIPE_UP); |
| } |
| } |
| } |
| return true; |
| } |
| |
| private void setSwipeState(int swipeState) { |
| mSwipeState = swipeState; |
| // Notify new swipe detected. |
| onSwipeDetected(swipeState); |
| } |
| |
| @Override |
| public boolean onDown(MotionEvent ev) { |
| mDown = MotionEvent.obtain(ev); |
| mSwipeState = IDLE; |
| return false; |
| } |
| } |
| |
| public CameraAppUI(AppController controller, MainActivityLayout appRootView, |
| boolean isCaptureIntent) { |
| mSlop = ViewConfiguration.get(controller.getAndroidContext()).getScaledTouchSlop(); |
| mController = controller; |
| mIsCaptureIntent = isCaptureIntent; |
| |
| mAppRootView = appRootView; |
| mFilmstripLayout = (FilmstripLayout) appRootView.findViewById(R.id.filmstrip_layout); |
| mCameraRootView = (FrameLayout) appRootView.findViewById(R.id.camera_app_root); |
| mModeTransitionView = (ModeTransitionView) |
| mAppRootView.findViewById(R.id.mode_transition_view); |
| mFilmstripBottomControls = new FilmstripBottomControls(controller, |
| (ViewGroup) mAppRootView.findViewById(R.id.filmstrip_bottom_controls)); |
| mFilmstripPanel = (FilmstripContentPanel) mAppRootView.findViewById(R.id.filmstrip_layout); |
| mGestureDetector = new GestureDetector(controller.getAndroidContext(), |
| new MyGestureListener()); |
| mModeListView = (ModeListView) appRootView.findViewById(R.id.mode_list_layout); |
| if (mModeListView != null) { |
| mModeListView.setModeSwitchListener(this); |
| mModeListView.setModeListOpenListener(this); |
| } else { |
| Log.e(TAG, "Cannot find mode list in the view hierarchy"); |
| } |
| mAnimationManager = new AnimationManager(); |
| initDisplayListener(); |
| } |
| |
| /** |
| * Enable or disable swipe gestures. We want to disable them e.g. while we |
| * record a video. |
| */ |
| public void setSwipeEnabled(boolean enabled) { |
| mAppRootView.setSwipeEnabled(enabled); |
| mSwipeEnabled = enabled; |
| } |
| |
| /** |
| * Initializes the display listener to listen to display changes such as |
| * 180-degree rotation change, which will not have an onConfigurationChanged |
| * callback. |
| */ |
| private void initDisplayListener() { |
| if (ApiHelper.HAS_DISPLAY_LISTENER) { |
| mLastRotation = CameraUtil.getDisplayRotation( |
| (Activity) mController.getAndroidContext()); |
| |
| mDisplayListener = new DisplayManager.DisplayListener() { |
| @Override |
| public void onDisplayAdded(int arg0) { |
| // Do nothing. |
| } |
| |
| @Override |
| public void onDisplayChanged(int displayId) { |
| int rotation = CameraUtil.getDisplayRotation( |
| (Activity) mController.getAndroidContext()); |
| if ((rotation - mLastRotation + 360) % 360 == 180 |
| && mPreviewStatusListener != null) { |
| mPreviewStatusListener.onPreviewFlipped(); |
| } |
| mLastRotation = rotation; |
| } |
| |
| @Override |
| public void onDisplayRemoved(int arg0) { |
| // Do nothing. |
| } |
| }; |
| |
| ((DisplayManager) mController.getAndroidContext() |
| .getSystemService(Context.DISPLAY_SERVICE)) |
| .registerDisplayListener(mDisplayListener, null); |
| } |
| } |
| |
| /** |
| * Redirects touch events to appropriate recipient views based on swipe direction. |
| * More specifically, swipe up and swipe down will be handled by the view that handles |
| * mode transition; swipe left will be send to filmstrip; swipe right will be redirected |
| * to mode list in order to bring up mode list. |
| */ |
| private void onSwipeDetected(int swipeState) { |
| if (swipeState == SWIPE_UP || swipeState == SWIPE_DOWN) { |
| // Quick switch between modes. |
| int currentModuleIndex = mController.getCurrentModuleIndex(); |
| final int moduleToTransitionTo = |
| mController.getQuickSwitchToModuleId(currentModuleIndex); |
| if (currentModuleIndex != moduleToTransitionTo) { |
| mAppRootView.redirectTouchEventsTo(mModeTransitionView); |
| |
| int shadeColorId = CameraUtil.getCameraThemeColorId(moduleToTransitionTo, |
| mController.getAndroidContext()); |
| int iconRes = CameraUtil.getCameraModeIconResId(moduleToTransitionTo, |
| mController.getAndroidContext()); |
| |
| AnimationFinishedListener listener = new AnimationFinishedListener() { |
| @Override |
| public void onAnimationFinished(boolean success) { |
| if (success) { |
| mHideCoverRunnable = new Runnable() { |
| @Override |
| public void run() { |
| mModeTransitionView.startPeepHoleAnimation(); |
| } |
| }; |
| mModeCoverState = COVER_SHOWN; |
| // Go to new module when the previous operation is successful. |
| mController.onModeSelected(moduleToTransitionTo); |
| } |
| } |
| }; |
| if (mSwipeState == SWIPE_UP) { |
| mModeTransitionView.prepareToPullUpShade(shadeColorId, iconRes, listener); |
| } else { |
| mModeTransitionView.prepareToPullDownShade(shadeColorId, iconRes, listener); |
| } |
| } |
| } else if (swipeState == SWIPE_LEFT) { |
| // Pass the touch sequence to filmstrip layout. |
| UsageStatistics.changeScreen(eventprotos.NavigationChange.Mode.FILMSTRIP, |
| eventprotos.CameraEvent.InteractionCause.SWIPE_LEFT); |
| mAppRootView.redirectTouchEventsTo(mFilmstripLayout); |
| } else if (swipeState == SWIPE_RIGHT) { |
| // Pass the touch to mode switcher |
| mAppRootView.redirectTouchEventsTo(mModeListView); |
| } |
| } |
| |
| /** |
| * Gets called when activity resumes in preview. |
| */ |
| public void resume() { |
| if (mTextureView == null || mTextureView.getSurfaceTexture() != null) { |
| if (!mIsCaptureIntent) { |
| showShimmyDelayed(); |
| } |
| } else { |
| // Show mode theme cover until preview is ready |
| showModeCoverUntilPreviewReady(); |
| } |
| // Hide action bar first since we are in full screen mode first, and |
| // switch the system UI to lights-out mode. |
| mFilmstripPanel.hide(); |
| } |
| |
| /** |
| * A cover view showing the mode theme color and mode icon will be visible on |
| * top of preview until preview is ready (i.e. camera preview is started and |
| * the first frame has been received). |
| */ |
| private void showModeCoverUntilPreviewReady() { |
| int modeId = mController.getCurrentModuleIndex(); |
| int colorId = CameraUtil.getCameraThemeColorId(modeId, mController.getAndroidContext()); |
| int iconId = CameraUtil.getCameraModeIconResId(modeId, mController.getAndroidContext()); |
| mModeTransitionView.setupModeCover(colorId, iconId); |
| mHideCoverRunnable = new Runnable() { |
| @Override |
| public void run() { |
| mModeTransitionView.hideModeCover(new AnimationFinishedListener() { |
| @Override |
| public void onAnimationFinished(boolean success) { |
| if (success) { |
| showShimmyDelayed(); |
| } |
| } |
| }); |
| } |
| }; |
| mModeCoverState = COVER_SHOWN; |
| } |
| |
| private void showShimmyDelayed() { |
| if (!mIsCaptureIntent) { |
| // Show shimmy in SHIMMY_DELAY_MS |
| mShouldShowShimmy = mController.shouldShowShimmy(); |
| if (mShouldShowShimmy) { |
| mModeListView.startAccordionAnimationWithDelay(SHIMMY_DELAY_MS); |
| } |
| } |
| } |
| |
| private void hideModeCover() { |
| if (mHideCoverRunnable != null) { |
| mAppRootView.post(mHideCoverRunnable); |
| mHideCoverRunnable = null; |
| } |
| mModeCoverState = COVER_HIDDEN; |
| if (mCoverHiddenTime < 0) { |
| mCoverHiddenTime = System.currentTimeMillis(); |
| } |
| } |
| |
| @Override |
| public void onOpenFullScreen() { |
| if (mShouldShowShimmy) { |
| mController.decrementShimmyPlayTimes(); |
| // Sets should show shimmy flag to false for this session (i.e. until |
| // next onResume) |
| mShouldShowShimmy = false; |
| } |
| } |
| |
| /** |
| * Called when the back key is pressed. |
| * |
| * @return Whether the UI responded to the key event. |
| */ |
| public boolean onBackPressed() { |
| if (mFilmstripLayout.getVisibility() == View.VISIBLE) { |
| return mFilmstripLayout.onBackPressed(); |
| } else { |
| return mModeListView.onBackPressed(); |
| } |
| } |
| |
| /** |
| * Sets a {@link com.android.camera.ui.PreviewStatusListener} that |
| * listens to SurfaceTexture changes. In addition, listeners are set on |
| * dependent app ui elements. |
| * |
| * @param previewStatusListener the listener that gets notified when SurfaceTexture |
| * changes |
| */ |
| public void setPreviewStatusListener(PreviewStatusListener previewStatusListener) { |
| mPreviewStatusListener = previewStatusListener; |
| if (mPreviewStatusListener != null) { |
| onPreviewListenerChanged(); |
| } |
| } |
| |
| /** |
| * When the PreviewStatusListener changes, listeners need to be |
| * set on the following app ui elements: |
| * {@link com.android.camera.ui.PreviewOverlay}, |
| * {@link com.android.camera.ui.BottomBar}, |
| * {@link com.android.camera.ui.IndicatorOverlay}, |
| * {@link com.android.camera.ui.IndicatorIconController}. |
| */ |
| private void onPreviewListenerChanged() { |
| // Set a listener for recognizing preview gestures. |
| GestureDetector.OnGestureListener gestureListener |
| = mPreviewStatusListener.getGestureListener(); |
| if (gestureListener != null) { |
| mPreviewOverlay.setGestureListener(gestureListener); |
| } |
| |
| // Set a listener for resizing the bottom bar on |
| // preview size changes. |
| mTextureViewHelper.setAutoAdjustTransform( |
| mPreviewStatusListener.shouldAutoAdjustTransformMatrixOnLayout()); |
| if (mPreviewStatusListener.shouldAutoAdjustBottomBar()) { |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mBottomBar); |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mModeOptionsOverlay); |
| } |
| |
| // Set a listener for resizing the indicator overlay on |
| // preview size changes. |
| mIndicatorOverlay = (IndicatorOverlay) mAppRootView.findViewById( |
| R.id.indicator_overlay); |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mIndicatorOverlay); |
| |
| if (mIndicatorIconController == null) { |
| mIndicatorIconController = |
| new IndicatorIconController(mController, mAppRootView); |
| } |
| mController.getSettingsManager().addListener(mIndicatorIconController); |
| } |
| |
| /** |
| * This method should be called in onCameraOpened. It defines CameraAppUI |
| * specific changes that depend on the camera or camera settings. |
| */ |
| public void onChangeCamera() { |
| ModuleController moduleController = mController.getCurrentModuleController(); |
| if (moduleController.isUsingBottomBar()) { |
| applyModuleSpecs(moduleController.getHardwareSpec(), |
| moduleController.getBottomBarSpec()); |
| } |
| |
| if (mIndicatorIconController != null) { |
| // Sync the settings state with the indicator state. |
| mIndicatorIconController.syncIndicators(); |
| } |
| } |
| |
| /** |
| * Adds a listener to receive callbacks when preview area size changes. |
| */ |
| public void addPreviewAreaSizeChangedListener( |
| PreviewStatusListener.PreviewAreaSizeChangedListener listener) { |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(listener); |
| } |
| |
| /** |
| * Removes a listener that receives callbacks when preview area size changes. |
| */ |
| public void removePreviewAreaSizeChangedListener( |
| PreviewStatusListener.PreviewAreaSizeChangedListener listener) { |
| mTextureViewHelper.removePreviewAreaSizeChangedListener(listener); |
| } |
| |
| /** |
| * This inflates generic_module layout, which contains all the shared views across |
| * modules. Then each module inflates their own views in the given view group. For |
| * now, this is called every time switching from a not-yet-refactored module to a |
| * refactored module. In the future, this should only need to be done once per app |
| * start. |
| */ |
| public void prepareModuleUI() { |
| mCameraRootView.removeAllViews(); |
| LayoutInflater inflater = (LayoutInflater) mController.getAndroidContext() |
| .getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| inflater.inflate(R.layout.generic_module, mCameraRootView, true); |
| |
| mModuleUI = (FrameLayout) mCameraRootView.findViewById(R.id.module_layout); |
| mTextureView = (TextureView) mCameraRootView.findViewById(R.id.preview_content); |
| mTextureViewHelper = new TextureViewHelper(mTextureView); |
| mTextureViewHelper.setSurfaceTextureListener(this); |
| mTextureViewHelper.setOnLayoutChangeListener(mPreviewLayoutChangeListener); |
| |
| mBottomBar = (BottomBar) mCameraRootView.findViewById(R.id.bottom_bar); |
| mModeOptionsOverlay |
| = (ModeOptionsOverlay) mCameraRootView.findViewById(R.id.mode_options_overlay); |
| |
| mGridLines = (GridLines) mCameraRootView.findViewById(R.id.grid_lines); |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mGridLines); |
| |
| mPreviewOverlay = (PreviewOverlay) mCameraRootView.findViewById(R.id.preview_overlay); |
| mPreviewOverlay.setOnTouchListener(new MyTouchListener()); |
| mPreviewOverlay.setOnPreviewTouchedListener(mModeOptionsOverlay); |
| |
| mCaptureOverlay = (CaptureAnimationOverlay) |
| mCameraRootView.findViewById(R.id.capture_overlay); |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mPreviewOverlay); |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(mCaptureOverlay); |
| |
| if (mIndicatorIconController == null) { |
| mIndicatorIconController = |
| new IndicatorIconController(mController, mAppRootView); |
| } |
| |
| mController.getButtonManager().load(mCameraRootView); |
| mController.getButtonManager().setListener(mIndicatorIconController); |
| } |
| |
| // TODO: Remove this when refactor is done. |
| // This is here to ensure refactored modules can work with not-yet-refactored ones. |
| public void clearCameraUI() { |
| mCameraRootView.removeAllViews(); |
| mModuleUI = null; |
| mTextureView = null; |
| mGridLines = null; |
| mPreviewOverlay = null; |
| mBottomBar = null; |
| mModeOptionsOverlay = null; |
| mIndicatorOverlay = null; |
| mIndicatorIconController = null; |
| setBottomBarShutterListener(null); |
| } |
| |
| /** |
| * Called indirectly from each module in their initialization to get a view group |
| * to inflate the module specific views in. |
| * |
| * @return a view group for modules to attach views to |
| */ |
| public FrameLayout getModuleRootView() { |
| // TODO: Change it to mModuleUI when refactor is done |
| return mCameraRootView; |
| } |
| |
| /** |
| * Remove all the module specific views. |
| */ |
| public void clearModuleUI() { |
| if (mModuleUI != null) { |
| mModuleUI.removeAllViews(); |
| } |
| mTextureViewHelper.addPreviewAreaSizeChangedListener(null); |
| |
| mPreviewStatusListener = null; |
| mPreviewOverlay.reset(); |
| } |
| |
| /** |
| * Gets called when preview is ready to start. It sets up one shot preview callback |
| * in order to receive a callback when the preview frame is available, so that |
| * the preview cover can be hidden to reveal preview. |
| * |
| * An alternative for getting the timing to hide preview cover is through |
| * {@link CameraAppUI#onSurfaceTextureUpdated(android.graphics.SurfaceTexture)}, |
| * which is less accurate but therefore is the fallback for modules that manage |
| * their own preview callbacks (as setting one preview callback will override |
| * any other installed preview callbacks), or use camera2 API. |
| */ |
| public void onPreviewReadyToStart() { |
| if (mModeCoverState == COVER_SHOWN) { |
| mModeCoverState = COVER_WILL_HIDE_AT_NEXT_FRAME; |
| mController.setupOneShotPreviewListener(); |
| } |
| } |
| |
| /** |
| * Gets called when preview is started. |
| */ |
| public void onPreviewStarted() { |
| if (mModeCoverState == COVER_SHOWN) { |
| mModeCoverState = COVER_WILL_HIDE_AT_NEXT_TEXTURE_UPDATE; |
| } |
| } |
| |
| /** |
| * Gets notified when next preview frame comes in. |
| */ |
| public void onNewPreviewFrame() { |
| CameraPerformanceTracker.onEvent(CameraPerformanceTracker.FIRST_PREVIEW_FRAME); |
| hideModeCover(); |
| mModeCoverState = COVER_HIDDEN; |
| } |
| |
| /** |
| * Gets called when a mode is selected from {@link com.android.camera.ui.ModeListView} |
| * |
| * @param modeIndex mode index of the selected mode |
| */ |
| @Override |
| public void onModeSelected(int modeIndex) { |
| mHideCoverRunnable = new Runnable() { |
| @Override |
| public void run() { |
| mModeListView.startModeSelectionAnimation(); |
| } |
| }; |
| mModeCoverState = COVER_SHOWN; |
| |
| int lastIndex = mController.getCurrentModuleIndex(); |
| mController.onModeSelected(modeIndex); |
| int currentIndex = mController.getCurrentModuleIndex(); |
| |
| if (mTextureView == null) { |
| // TODO: Remove this when all the modules use TextureView |
| int temporaryDelay = 600; // ms |
| mModeListView.postDelayed(new Runnable() { |
| @Override |
| public void run() { |
| hideModeCover(); |
| } |
| }, temporaryDelay); |
| } else if (lastIndex == currentIndex) { |
| hideModeCover(); |
| } |
| } |
| |
| /********************** Capture animation **********************/ |
| /* TODO: This session is subject to UX changes. In addition to the generic |
| flash animation and post capture animation, consider designating a parameter |
| for specifying the type of animation, as well as an animation finished listener |
| so that modules can have more knowledge of the status of the animation. */ |
| |
| /** |
| * Starts the pre-capture animation. |
| */ |
| public void startPreCaptureAnimation() { |
| mCaptureOverlay.startFlashAnimation(); |
| } |
| |
| /** |
| * Cancels the pre-capture animation. |
| */ |
| public void cancelPreCaptureAnimation() { |
| mAnimationManager.cancelAnimations(); |
| } |
| |
| /** |
| * Cancels the post-capture animation. |
| */ |
| public void cancelPostCaptureAnimation() { |
| mAnimationManager.cancelAnimations(); |
| } |
| |
| public FilmstripContentPanel getFilmstripContentPanel() { |
| return mFilmstripPanel; |
| } |
| |
| /** |
| * @return The {@link com.android.camera.app.CameraAppUI.BottomControls} on the |
| * bottom of the filmstrip. |
| */ |
| public BottomControls getFilmstripBottomControls() { |
| return mFilmstripBottomControls; |
| } |
| |
| /** |
| * @param listener The listener for bottom controls. |
| */ |
| public void setFilmstripBottomControlsListener(BottomControls.Listener listener) { |
| mFilmstripBottomControls.setListener(listener); |
| } |
| |
| /***************************SurfaceTexture Listener*********************************/ |
| |
| @Override |
| public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { |
| Log.v(TAG, "SurfaceTexture is available"); |
| if (mPreviewStatusListener != null) { |
| mPreviewStatusListener.onSurfaceTextureAvailable(surface, width, height); |
| } |
| } |
| |
| @Override |
| public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { |
| if (mPreviewStatusListener != null) { |
| mPreviewStatusListener.onSurfaceTextureSizeChanged(surface, width, height); |
| } |
| } |
| |
| @Override |
| public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { |
| Log.v(TAG, "SurfaceTexture is destroyed"); |
| if (mPreviewStatusListener != null) { |
| return mPreviewStatusListener.onSurfaceTextureDestroyed(surface); |
| } |
| return false; |
| } |
| |
| @Override |
| public void onSurfaceTextureUpdated(SurfaceTexture surface) { |
| if (mModeCoverState == COVER_WILL_HIDE_AT_NEXT_TEXTURE_UPDATE) { |
| CameraPerformanceTracker.onEvent(CameraPerformanceTracker.FIRST_PREVIEW_FRAME); |
| hideModeCover(); |
| mModeCoverState = COVER_HIDDEN; |
| } |
| if (mPreviewStatusListener != null) { |
| mPreviewStatusListener.onSurfaceTextureUpdated(surface); |
| } |
| } |
| |
| /****************************Grid lines api ******************************/ |
| |
| /** |
| * Show a set of evenly spaced lines over the preview. The number |
| * of lines horizontally and vertically is determined by |
| * {@link com.android.camera.ui.GridLines}. |
| */ |
| public void showGridLines() { |
| if (mGridLines != null) { |
| mGridLines.setVisibility(View.VISIBLE); |
| } |
| } |
| |
| /** |
| * Hide the set of evenly spaced grid lines overlaying the preview. |
| */ |
| public void hideGridLines() { |
| if (mGridLines != null) { |
| mGridLines.setVisibility(View.INVISIBLE); |
| } |
| } |
| |
| |
| /****************************Bottom bar api ******************************/ |
| |
| /** |
| * Sets the color of the bottom bar. |
| */ |
| public void setBottomBarColor(int colorId) { |
| mBottomBar.setBackgroundColor(colorId); |
| } |
| |
| /** |
| * Sets the pressed color of the bottom bar. |
| */ |
| public void setBottomBarPressedColor(int colorId) { |
| mBottomBar.setBackgroundPressedColor(colorId); |
| } |
| |
| // TODO: refactor this out so it can controlled by the app. |
| /** |
| * Sets the shutter button icon on the bottom bar |
| */ |
| public void setBottomBarShutterIcon(int shutterIconId) { |
| mBottomBar.setShutterButtonIcon(shutterIconId); |
| } |
| |
| public void animateBottomBarToCircle(int shutterIconId) { |
| mBottomBar.animateToCircle(shutterIconId); |
| } |
| |
| public void animateBottomBarToFullSize(int shutterIconId) { |
| mBottomBar.animateToFullSize(shutterIconId); |
| } |
| |
| /** |
| * Set the visibility of the bottom bar. |
| */ |
| // TODO: needed for when panorama is managed by the generic module ui. |
| public void setBottomBarVisible(boolean visible) { |
| mBottomBar.setVisibility(visible ? View.VISIBLE : View.INVISIBLE); |
| } |
| |
| /** |
| * If the bottom bar is visible (hence has been drawn), |
| * this sets a {@link #ShutterButton.OnShutterButtonListener} |
| * on the global shutter button, |
| */ |
| public void setBottomBarShutterListener( |
| ShutterButton.OnShutterButtonListener listener) { |
| ShutterButton shutterButton |
| = (ShutterButton) mCameraRootView.findViewById(R.id.shutter_button); |
| if (shutterButton != null) { |
| shutterButton.setOnShutterButtonListener(listener); |
| } |
| } |
| |
| /** |
| * Performs a transition to the global intent layout. |
| */ |
| public void transitionToIntentLayout() { |
| ModuleController moduleController = mController.getCurrentModuleController(); |
| if (moduleController.isUsingBottomBar()) { |
| applyModuleSpecs(moduleController.getHardwareSpec(), |
| moduleController.getBottomBarSpec()); |
| mBottomBar.transitionToIntentLayout(); |
| } |
| } |
| |
| /** |
| * Performs a transition to the global intent review layout. |
| */ |
| public void transitionToIntentReviewLayout() { |
| ModuleController moduleController = mController.getCurrentModuleController(); |
| if (moduleController.isUsingBottomBar()) { |
| applyModuleSpecs(moduleController.getHardwareSpec(), |
| moduleController.getBottomBarSpec()); |
| mBottomBar.transitionToIntentReviewLayout(); |
| } |
| } |
| |
| /** |
| * Applies a {@link com.android.camera.CameraAppUI.BottomBarUISpec} |
| * to the bottom bar mode options based on limitations from a |
| * {@link com.android.camera.hardware.HardwareSpec}. |
| * |
| * Options not supported by the hardware are either hidden |
| * or disabled, depending on the option. |
| * |
| * Otherwise, the option is fully enabled and clickable. |
| */ |
| public void applyModuleSpecs(final HardwareSpec hardwareSpec, |
| final BottomBarUISpec bottomBarSpec) { |
| if (hardwareSpec == null || bottomBarSpec == null) { |
| return; |
| } |
| |
| ButtonManager buttonManager = mController.getButtonManager(); |
| SettingsManager settingsManager = mController.getSettingsManager(); |
| |
| /** Standard mode options */ |
| if (hardwareSpec.isFrontCameraSupported()) { |
| if (bottomBarSpec.enableCamera) { |
| buttonManager.enableButton(ButtonManager.BUTTON_CAMERA, |
| bottomBarSpec.cameraCallback); |
| } else { |
| buttonManager.disableButton(ButtonManager.BUTTON_CAMERA); |
| } |
| } else { |
| // Hide camera icon if front camera not available. |
| buttonManager.hideButton(ButtonManager.BUTTON_CAMERA); |
| } |
| |
| if (hardwareSpec.isFlashSupported()) { |
| if (bottomBarSpec.enableFlash && settingsManager.isCameraBackFacing()) { |
| buttonManager.enableButton(ButtonManager.BUTTON_FLASH, bottomBarSpec.flashCallback); |
| } else if (bottomBarSpec.enableTorchFlash && settingsManager.isCameraBackFacing()) { |
| buttonManager.enableButton(ButtonManager.BUTTON_TORCH, bottomBarSpec.flashCallback); |
| } else { |
| buttonManager.disableButton(ButtonManager.BUTTON_FLASH); |
| } |
| } else { |
| // Disable flash icon if not supported by the hardware. |
| buttonManager.disableButton(ButtonManager.BUTTON_FLASH); |
| } |
| |
| if (bottomBarSpec.hideHdr) { |
| // Force hide hdr or hdr plus icon. |
| buttonManager.hideButton(ButtonManager.BUTTON_HDRPLUS); |
| } else { |
| if (hardwareSpec.isHdrPlusSupported()) { |
| if (bottomBarSpec.enableHdr && settingsManager.isCameraBackFacing()) { |
| buttonManager.enableButton(ButtonManager.BUTTON_HDRPLUS, |
| bottomBarSpec.hdrCallback); |
| } else { |
| buttonManager.disableButton(ButtonManager.BUTTON_HDRPLUS); |
| } |
| } else if (hardwareSpec.isHdrSupported()) { |
| if (bottomBarSpec.enableHdr && settingsManager.isCameraBackFacing()) { |
| buttonManager.enableButton(ButtonManager.BUTTON_HDR, |
| bottomBarSpec.hdrCallback); |
| } else { |
| buttonManager.disableButton(ButtonManager.BUTTON_HDR); |
| } |
| } else { |
| // Hide hdr plus or hdr icon if neither are supported. |
| buttonManager.hideButton(ButtonManager.BUTTON_HDRPLUS); |
| } |
| } |
| |
| if (bottomBarSpec.hideRefocus) { |
| buttonManager.hideButton(ButtonManager.BUTTON_REFOCUS); |
| } else { |
| if (bottomBarSpec.enableRefocus) { |
| buttonManager.enableButton(ButtonManager.BUTTON_REFOCUS, |
| bottomBarSpec.refocusCallback); |
| } else { |
| // Disable refocus icon when not enabled, not dependent |
| // on hardware spec. |
| buttonManager.disableButton(ButtonManager.BUTTON_REFOCUS); |
| } |
| } |
| |
| if (bottomBarSpec.enablePanoHorizontal |
| && PhotoSphereHelper.getPanoramaHorizontalDrawableId() > 0) { |
| buttonManager.enablePushButton(ButtonManager.BUTTON_PANO_HORIZONTAL, |
| bottomBarSpec.panoHorizontalCallback, |
| PhotoSphereHelper.getPanoramaHorizontalDrawableId()); |
| } |
| |
| if (bottomBarSpec.enablePanoVertical |
| && PhotoSphereHelper.getPanoramaVerticalDrawableId() > 0) { |
| buttonManager.enablePushButton(ButtonManager.BUTTON_PANO_VERTICAL, |
| bottomBarSpec.panoVerticalCallback, |
| PhotoSphereHelper.getPanoramaVerticalDrawableId()); |
| } |
| |
| /** Intent UI */ |
| if (bottomBarSpec.showCancel) { |
| buttonManager.enablePushButton(ButtonManager.BUTTON_CANCEL, |
| bottomBarSpec.cancelCallback); |
| } |
| if (bottomBarSpec.showDone) { |
| buttonManager.enablePushButton(ButtonManager.BUTTON_DONE, |
| bottomBarSpec.doneCallback); |
| } |
| if (bottomBarSpec.showRetake) { |
| buttonManager.enablePushButton(ButtonManager.BUTTON_RETAKE, |
| bottomBarSpec.retakeCallback); |
| } |
| } |
| } |