| /* |
| * 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; |
| |
| import android.hardware.Camera; |
| import android.hardware.Camera.Face; |
| import android.hardware.Camera.FaceDetectionListener; |
| import android.hardware.Camera.Parameters; |
| import android.util.Log; |
| import android.view.Gravity; |
| import android.view.MotionEvent; |
| import android.view.SurfaceHolder; |
| import android.view.View; |
| import android.view.View.OnClickListener; |
| import android.view.View.OnLayoutChangeListener; |
| import android.view.ViewGroup; |
| import android.view.ViewStub; |
| import android.widget.FrameLayout; |
| import android.widget.FrameLayout.LayoutParams; |
| import android.widget.ImageView; |
| import android.widget.Toast; |
| |
| import com.android.camera.CameraPreference.OnPreferenceChangedListener; |
| import com.android.camera.FocusOverlayManager.FocusUI; |
| import com.android.camera.ui.AbstractSettingPopup; |
| import com.android.camera.ui.CountDownView; |
| import com.android.camera.ui.CountDownView.OnCountDownFinishedListener; |
| import com.android.camera.ui.FaceView; |
| import com.android.camera.ui.FocusIndicator; |
| import com.android.camera.ui.PieRenderer; |
| import com.android.camera.ui.PieRenderer.PieListener; |
| import com.android.camera.ui.RenderOverlay; |
| import com.android.camera.ui.ZoomRenderer; |
| import com.android.gallery3d.R; |
| import com.android.gallery3d.common.ApiHelper; |
| |
| import java.util.List; |
| |
| public class PhotoUI implements PieListener, |
| SurfaceHolder.Callback, |
| PreviewGestures.SingleTapListener, |
| FocusUI, |
| LocationManager.Listener, |
| FaceDetectionListener, |
| PreviewGestures.SwipeListener { |
| |
| private static final String TAG = "CAM_UI"; |
| |
| private CameraActivity mActivity; |
| private PhotoController mController; |
| private PreviewGestures mGestures; |
| |
| private View mRootView; |
| private Object mSurfaceTexture; |
| private volatile SurfaceHolder mSurfaceHolder; |
| |
| private AbstractSettingPopup mPopup; |
| private ShutterButton mShutterButton; |
| private CountDownView mCountDownView; |
| |
| private FaceView mFaceView; |
| private RenderOverlay mRenderOverlay; |
| private View mReviewCancelButton; |
| private View mReviewDoneButton; |
| private View mReviewRetakeButton; |
| |
| private View mMenuButton; |
| private View mBlocker; |
| private PhotoMenu mMenu; |
| |
| // Small indicators which show the camera settings in the viewfinder. |
| private ImageView mExposureIndicator; |
| private ImageView mFlashIndicator; |
| private ImageView mSceneIndicator; |
| private ImageView mHdrIndicator; |
| // A view group that contains all the small indicators. |
| private View mOnScreenIndicators; |
| |
| private PieRenderer mPieRenderer; |
| private ZoomRenderer mZoomRenderer; |
| private Toast mNotSelectableToast; |
| |
| private int mZoomMax; |
| private List<Integer> mZoomRatios; |
| |
| private int mPreviewWidth = 0; |
| private int mPreviewHeight = 0; |
| |
| private OnLayoutChangeListener mLayoutListener = new OnLayoutChangeListener() { |
| @Override |
| public void onLayoutChange(View v, int left, int top, int right, |
| int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) { |
| int width = right - left; |
| int height = bottom - top; |
| // Full-screen screennail |
| int w = width; |
| int h = height; |
| if (Util.getDisplayRotation(mActivity) % 180 != 0) { |
| w = height; |
| h = width; |
| } |
| if (mPreviewWidth != w || mPreviewHeight != h) { |
| mPreviewWidth = w; |
| mPreviewHeight = h; |
| mController.onScreenSizeChanged(width, height, w, h); |
| } |
| } |
| }; |
| |
| public PhotoUI(CameraActivity activity, PhotoController controller, View parent) { |
| mActivity = activity; |
| mController = controller; |
| mRootView = parent; |
| |
| mActivity.getLayoutInflater().inflate(R.layout.photo_module, |
| (ViewGroup) mRootView, true); |
| mRenderOverlay = (RenderOverlay) mRootView.findViewById(R.id.render_overlay); |
| |
| initIndicators(); |
| mCountDownView = (CountDownView) (mRootView.findViewById(R.id.count_down_to_capture)); |
| mCountDownView.setCountDownFinishedListener((OnCountDownFinishedListener) mController); |
| |
| if (ApiHelper.HAS_FACE_DETECTION) { |
| ViewStub faceViewStub = (ViewStub) mRootView |
| .findViewById(R.id.face_view_stub); |
| if (faceViewStub != null) { |
| faceViewStub.inflate(); |
| mFaceView = (FaceView) mRootView.findViewById(R.id.face_view); |
| } |
| } |
| |
| } |
| |
| public View getRootView() { |
| return mRootView; |
| } |
| |
| private void initIndicators() { |
| mOnScreenIndicators = mActivity.findViewById(R.id.on_screen_indicators); |
| mExposureIndicator = (ImageView) mOnScreenIndicators.findViewById(R.id.menu_exposure_indicator); |
| mFlashIndicator = (ImageView) mOnScreenIndicators.findViewById(R.id.menu_flash_indicator); |
| mSceneIndicator = (ImageView) mOnScreenIndicators.findViewById(R.id.menu_scenemode_indicator); |
| mHdrIndicator = (ImageView) mOnScreenIndicators.findViewById(R.id.menu_hdr_indicator); |
| } |
| |
| public void onCameraOpened(PreferenceGroup prefGroup, ComboPreferences prefs, |
| Camera.Parameters params, OnPreferenceChangedListener listener) { |
| if (mPieRenderer == null) { |
| mPieRenderer = new PieRenderer(mActivity); |
| mPieRenderer.setPieListener(this); |
| mRenderOverlay.addRenderer(mPieRenderer); |
| } |
| if (mMenu == null) { |
| mMenu = new PhotoMenu(mActivity, this, mPieRenderer); |
| mMenu.setListener(listener); |
| } |
| mMenu.initialize(prefGroup); |
| |
| if (mZoomRenderer == null) { |
| mZoomRenderer = new ZoomRenderer(mActivity); |
| mRenderOverlay.addRenderer(mZoomRenderer); |
| } |
| if (mGestures == null) { |
| // this will handle gesture disambiguation and dispatching |
| mGestures = new PreviewGestures(mActivity, this, mZoomRenderer, mPieRenderer, |
| this); |
| } |
| mGestures.clearTouchReceivers(); |
| mGestures.setRenderOverlay(mRenderOverlay); |
| mGestures.addTouchReceiver(mMenuButton); |
| mGestures.addTouchReceiver(mBlocker); |
| // make sure to add touch targets for image capture |
| if (mController.isImageCaptureIntent()) { |
| if (mReviewCancelButton != null) { |
| mGestures.addTouchReceiver(mReviewCancelButton); |
| } |
| if (mReviewDoneButton != null) { |
| mGestures.addTouchReceiver(mReviewDoneButton); |
| } |
| } |
| mRenderOverlay.requestLayout(); |
| |
| initializeZoom(params); |
| updateOnScreenIndicators(params, prefs); |
| } |
| |
| private void openMenu() { |
| if (mPieRenderer != null) { |
| // If autofocus is not finished, cancel autofocus so that the |
| // subsequent touch can be handled by PreviewGestures |
| if (mController.getCameraState() == PhotoController.FOCUSING) { |
| mController.cancelAutoFocus(); |
| } |
| mPieRenderer.showInCenter(); |
| } |
| } |
| |
| public void initializeControlByIntent() { |
| mBlocker = mActivity.findViewById(R.id.blocker); |
| mMenuButton = mActivity.findViewById(R.id.menu); |
| mMenuButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| openMenu(); |
| } |
| }); |
| if (mController.isImageCaptureIntent()) { |
| mActivity.hideSwitcher(); |
| ViewGroup cameraControls = (ViewGroup) mActivity.findViewById(R.id.camera_controls); |
| mActivity.getLayoutInflater().inflate(R.layout.review_module_control, cameraControls); |
| |
| mReviewDoneButton = mActivity.findViewById(R.id.btn_done); |
| mReviewCancelButton = mActivity.findViewById(R.id.btn_cancel); |
| mReviewRetakeButton = mActivity.findViewById(R.id.btn_retake); |
| mReviewCancelButton.setVisibility(View.VISIBLE); |
| |
| mReviewDoneButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onCaptureDone(); |
| } |
| }); |
| mReviewCancelButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onCaptureCancelled(); |
| } |
| }); |
| |
| mReviewRetakeButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onCaptureRetake(); |
| } |
| }); |
| } |
| } |
| |
| // called from onResume but only the first time |
| public void initializeFirstTime() { |
| // Initialize shutter button. |
| mShutterButton = mActivity.getShutterButton(); |
| mShutterButton.setImageResource(R.drawable.btn_new_shutter); |
| mShutterButton.setOnShutterButtonListener(mController); |
| mShutterButton.setVisibility(View.VISIBLE); |
| mRootView.addOnLayoutChangeListener(mLayoutListener); |
| } |
| |
| // called from onResume every other time |
| public void initializeSecondTime(Camera.Parameters params) { |
| initializeZoom(params); |
| if (mController.isImageCaptureIntent()) { |
| hidePostCaptureAlert(); |
| } |
| if (mMenu != null) { |
| mMenu.reloadPreferences(); |
| } |
| mRootView.addOnLayoutChangeListener(mLayoutListener); |
| } |
| |
| public void initializeZoom(Camera.Parameters params) { |
| if ((params == null) || !params.isZoomSupported() |
| || (mZoomRenderer == null)) return; |
| mZoomMax = params.getMaxZoom(); |
| mZoomRatios = params.getZoomRatios(); |
| // Currently we use immediate zoom for fast zooming to get better UX and |
| // there is no plan to take advantage of the smooth zoom. |
| if (mZoomRenderer != null) { |
| mZoomRenderer.setZoomMax(mZoomMax); |
| mZoomRenderer.setZoom(params.getZoom()); |
| mZoomRenderer.setZoomValue(mZoomRatios.get(params.getZoom())); |
| mZoomRenderer.setOnZoomChangeListener(new ZoomChangeListener()); |
| } |
| } |
| |
| public void enableGestures(boolean enable) { |
| if (mGestures != null) { |
| mGestures.setEnabled(enable); |
| } |
| } |
| |
| public void showGpsOnScreenIndicator(boolean hasSignal) { } |
| |
| public void hideGpsOnScreenIndicator() { } |
| |
| public void overrideSettings(final String ... keyvalues) { |
| mMenu.overrideSettings(keyvalues); |
| } |
| |
| public void updateOnScreenIndicators(Camera.Parameters params, |
| ComboPreferences prefs) { |
| if (params == null) return; |
| updateSceneOnScreenIndicator(params.getSceneMode()); |
| updateExposureOnScreenIndicator(params, |
| CameraSettings.readExposure(prefs)); |
| updateFlashOnScreenIndicator(params.getFlashMode()); |
| updateHdrOnScreenIndicator(params.getSceneMode()); |
| } |
| |
| private void updateExposureOnScreenIndicator(Camera.Parameters params, int value) { |
| if (mExposureIndicator == null) { |
| return; |
| } |
| int id = 0; |
| float step = params.getExposureCompensationStep(); |
| value = (int) Math.round(value * step); |
| switch(value) { |
| case -3: |
| id = R.drawable.ic_indicator_ev_n3; |
| break; |
| case -2: |
| id = R.drawable.ic_indicator_ev_n2; |
| break; |
| case -1: |
| id = R.drawable.ic_indicator_ev_n1; |
| break; |
| case 0: |
| id = R.drawable.ic_indicator_ev_0; |
| break; |
| case 1: |
| id = R.drawable.ic_indicator_ev_p1; |
| break; |
| case 2: |
| id = R.drawable.ic_indicator_ev_p2; |
| break; |
| case 3: |
| id = R.drawable.ic_indicator_ev_p3; |
| break; |
| } |
| mExposureIndicator.setImageResource(id); |
| } |
| |
| private void updateFlashOnScreenIndicator(String value) { |
| if (mFlashIndicator == null) { |
| return; |
| } |
| if (value == null || Parameters.FLASH_MODE_OFF.equals(value)) { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_off); |
| } else { |
| if (Parameters.FLASH_MODE_AUTO.equals(value)) { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_auto); |
| } else if (Parameters.FLASH_MODE_ON.equals(value)) { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_on); |
| } else { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_off); |
| } |
| } |
| } |
| |
| private void updateSceneOnScreenIndicator(String value) { |
| if (mSceneIndicator == null) { |
| return; |
| } |
| if ((value == null) || Parameters.SCENE_MODE_AUTO.equals(value) |
| || Parameters.SCENE_MODE_HDR.equals(value)) { |
| mSceneIndicator.setImageResource(R.drawable.ic_indicator_sce_off); |
| } else { |
| mSceneIndicator.setImageResource(R.drawable.ic_indicator_sce_on); |
| } |
| } |
| |
| private void updateHdrOnScreenIndicator(String value) { |
| if (mHdrIndicator == null) { |
| return; |
| } |
| if ((value != null) && Parameters.SCENE_MODE_HDR.equals(value)) { |
| mHdrIndicator.setImageResource(R.drawable.ic_indicator_hdr_on); |
| } else { |
| mHdrIndicator.setImageResource(R.drawable.ic_indicator_hdr_off); |
| } |
| } |
| |
| public void setCameraState(int state) { |
| } |
| |
| public boolean dispatchTouchEvent(MotionEvent m) { |
| if (mPopup != null) { |
| return mActivity.superDispatchTouchEvent(m); |
| } else if (mGestures != null && mRenderOverlay != null) { |
| return mGestures.dispatchTouch(m); |
| } |
| return false; |
| } |
| |
| public boolean onBackPressed() { |
| if (mPieRenderer != null && mPieRenderer.showsItems()) { |
| mPieRenderer.hide(); |
| return true; |
| } |
| // In image capture mode, back button should: |
| // 1) if there is any popup, dismiss them, 2) otherwise, get out of |
| // image capture |
| if (mController.isImageCaptureIntent()) { |
| if (!removeTopLevelPopup()) { |
| // no popup to dismiss, cancel image capture |
| mController.onCaptureCancelled(); |
| } |
| return true; |
| } else if (!mController.isCameraIdle()) { |
| // ignore backs while we're taking a picture |
| return true; |
| } else { |
| return removeTopLevelPopup(); |
| } |
| } |
| |
| public void onFullScreenChanged(boolean full) { |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(!full); |
| } |
| if (mPopup != null) { |
| dismissPopup(false, full); |
| } |
| if (mGestures != null) { |
| mGestures.setEnabled(full); |
| } |
| if (mRenderOverlay != null) { |
| // this can not happen in capture mode |
| mRenderOverlay.setVisibility(full ? View.VISIBLE : View.GONE); |
| } |
| if (mPieRenderer != null) { |
| mPieRenderer.setBlockFocus(!full); |
| } |
| setShowMenu(full); |
| if (mBlocker != null) { |
| mBlocker.setVisibility(full ? View.VISIBLE : View.GONE); |
| } |
| if (!full && mCountDownView != null) mCountDownView.cancelCountDown(); |
| } |
| |
| public boolean removeTopLevelPopup() { |
| // Remove the top level popup or dialog box and return true if there's any |
| if (mPopup != null) { |
| dismissPopup(true); |
| return true; |
| } |
| return false; |
| } |
| |
| public void showPopup(AbstractSettingPopup popup) { |
| mActivity.hideUI(); |
| mBlocker.setVisibility(View.INVISIBLE); |
| setShowMenu(false); |
| mPopup = popup; |
| mPopup.setVisibility(View.VISIBLE); |
| FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, |
| LayoutParams.WRAP_CONTENT); |
| lp.gravity = Gravity.CENTER; |
| ((FrameLayout) mRootView).addView(mPopup, lp); |
| } |
| |
| public void dismissPopup(boolean topPopupOnly) { |
| dismissPopup(topPopupOnly, true); |
| } |
| |
| private void dismissPopup(boolean topOnly, boolean fullScreen) { |
| if (fullScreen) { |
| mActivity.showUI(); |
| mBlocker.setVisibility(View.VISIBLE); |
| } |
| setShowMenu(fullScreen); |
| if (mPopup != null) { |
| ((FrameLayout) mRootView).removeView(mPopup); |
| mPopup = null; |
| } |
| mMenu.popupDismissed(topOnly); |
| } |
| |
| public void onShowSwitcherPopup() { |
| if (mPieRenderer != null && mPieRenderer.showsItems()) { |
| mPieRenderer.hide(); |
| } |
| } |
| |
| private void setShowMenu(boolean show) { |
| if (mOnScreenIndicators != null) { |
| mOnScreenIndicators.setVisibility(show ? View.VISIBLE : View.GONE); |
| } |
| if (mMenuButton != null) { |
| mMenuButton.setVisibility(show ? View.VISIBLE : View.GONE); |
| } |
| } |
| |
| public boolean collapseCameraControls() { |
| // Remove all the popups/dialog boxes |
| boolean ret = false; |
| if (mPopup != null) { |
| dismissPopup(false); |
| ret = true; |
| } |
| return ret; |
| } |
| |
| protected void showPostCaptureAlert() { |
| mOnScreenIndicators.setVisibility(View.GONE); |
| mMenuButton.setVisibility(View.GONE); |
| Util.fadeIn(mReviewDoneButton); |
| mShutterButton.setVisibility(View.INVISIBLE); |
| Util.fadeIn(mReviewRetakeButton); |
| } |
| |
| protected void hidePostCaptureAlert() { |
| mOnScreenIndicators.setVisibility(View.VISIBLE); |
| mMenuButton.setVisibility(View.VISIBLE); |
| Util.fadeOut(mReviewDoneButton); |
| mShutterButton.setVisibility(View.VISIBLE); |
| Util.fadeOut(mReviewRetakeButton); |
| } |
| |
| public void setDisplayOrientation(int orientation) { |
| if (mFaceView != null) { |
| mFaceView.setDisplayOrientation(orientation); |
| } |
| } |
| |
| // shutter button handling |
| |
| public boolean isShutterPressed() { |
| return mShutterButton.isPressed(); |
| } |
| |
| // focus handling |
| |
| |
| private class ZoomChangeListener implements ZoomRenderer.OnZoomChangedListener { |
| @Override |
| public void onZoomValueChanged(int index) { |
| int newZoom = mController.onZoomChanged(index); |
| if (mZoomRenderer != null) { |
| mZoomRenderer.setZoomValue(mZoomRatios.get(newZoom)); |
| } |
| } |
| |
| @Override |
| public void onZoomStart() { |
| if (mPieRenderer != null) { |
| mPieRenderer.setBlockFocus(true); |
| } |
| } |
| |
| @Override |
| public void onZoomEnd() { |
| if (mPieRenderer != null) { |
| mPieRenderer.setBlockFocus(false); |
| } |
| } |
| } |
| |
| @Override |
| public void onPieOpened(int centerX, int centerY) { |
| mActivity.cancelActivityTouchHandling(); |
| mActivity.setSwipingEnabled(false); |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(true); |
| } |
| } |
| |
| @Override |
| public void onPieClosed() { |
| mActivity.setSwipingEnabled(true); |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(false); |
| } |
| } |
| |
| // Surface Listener |
| |
| @Override |
| public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { |
| Log.v(TAG, "surfaceChanged:" + holder + " width=" + width + ". height=" |
| + height); |
| } |
| |
| @Override |
| public void surfaceCreated(SurfaceHolder holder) { |
| Log.v(TAG, "surfaceCreated: " + holder); |
| mSurfaceHolder = holder; |
| mController.onSurfaceCreated(holder); |
| } |
| |
| @Override |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| Log.v(TAG, "surfaceDestroyed: " + holder); |
| mSurfaceHolder = null; |
| mController.stopPreview(); |
| } |
| |
| public Object getSurfaceTexture() { |
| return mSurfaceTexture; |
| } |
| |
| public void setSurfaceTexture(Object st) { |
| mSurfaceTexture = st; |
| } |
| |
| public SurfaceHolder getSurfaceHolder() { |
| return mSurfaceHolder; |
| } |
| |
| public boolean isCountingDown() { |
| return mCountDownView.isCountingDown(); |
| } |
| |
| public void cancelCountDown() { |
| mCountDownView.cancelCountDown(); |
| } |
| |
| public void startCountDown(int sec, boolean playSound) { |
| mCountDownView.startCountDown(sec, playSound); |
| } |
| |
| public void showPreferencesToast() { |
| if (mNotSelectableToast == null) { |
| String str = mActivity.getResources().getString(R.string.not_selectable_in_scene_mode); |
| mNotSelectableToast = Toast.makeText(mActivity, str, Toast.LENGTH_SHORT); |
| } |
| mNotSelectableToast.show(); |
| } |
| |
| public void onPause() { |
| mCountDownView.cancelCountDown(); |
| // Close the camera now because other activities may need to use it. |
| mSurfaceTexture = null; |
| |
| // Clear UI. |
| collapseCameraControls(); |
| if (mFaceView != null) mFaceView.clear(); |
| |
| |
| mRootView.removeOnLayoutChangeListener(mLayoutListener); |
| mPreviewWidth = 0; |
| mPreviewHeight = 0; |
| } |
| |
| public void enableShutter(boolean enabled) { |
| if (mShutterButton != null) { |
| mShutterButton.setEnabled(enabled); |
| } |
| } |
| |
| public void pressShutterButton() { |
| if (mShutterButton.isInTouchMode()) { |
| mShutterButton.requestFocusFromTouch(); |
| } else { |
| mShutterButton.requestFocus(); |
| } |
| mShutterButton.setPressed(true); |
| } |
| |
| // forward from preview gestures to controller |
| @Override |
| public void onSingleTapUp(View view, int x, int y) { |
| mController.onSingleTapUp(view, x, y); |
| } |
| |
| // focus UI implementation |
| |
| private FocusIndicator getFocusIndicator() { |
| return (mFaceView != null && mFaceView.faceExists()) ? mFaceView : mPieRenderer; |
| } |
| |
| @Override |
| public boolean hasFaces() { |
| return (mFaceView != null && mFaceView.faceExists()); |
| } |
| |
| public void clearFaces() { |
| if (mFaceView != null) mFaceView.clear(); |
| } |
| |
| @Override |
| public void clearFocus() { |
| FocusIndicator indicator = getFocusIndicator(); |
| if (indicator != null) indicator.clear(); |
| } |
| |
| @Override |
| public void setFocusPosition(int x, int y) { |
| mPieRenderer.setFocus(x, y); |
| } |
| |
| @Override |
| public void onFocusStarted() { |
| getFocusIndicator().showStart(); |
| } |
| |
| @Override |
| public void onFocusSucceeded(boolean timeout) { |
| getFocusIndicator().showSuccess(timeout); |
| } |
| |
| @Override |
| public void onFocusFailed(boolean timeout) { |
| getFocusIndicator().showFail(timeout); |
| } |
| |
| @Override |
| public void pauseFaceDetection() { |
| if (mFaceView != null) mFaceView.pause(); |
| } |
| |
| @Override |
| public void resumeFaceDetection() { |
| if (mFaceView != null) mFaceView.resume(); |
| } |
| |
| public void onStartFaceDetection(int orientation, boolean mirror) { |
| mFaceView.clear(); |
| mFaceView.setVisibility(View.VISIBLE); |
| mFaceView.setDisplayOrientation(orientation); |
| mFaceView.setMirror(mirror); |
| mFaceView.resume(); |
| } |
| |
| @Override |
| public void onFaceDetection(Face[] faces, android.hardware.Camera camera) { |
| mFaceView.setFaces(faces); |
| } |
| |
| @Override |
| public void onSwipe(int direction) { |
| if (direction == PreviewGestures.DIR_UP) { |
| openMenu(); |
| } |
| } |
| |
| } |