| /* |
| * Copyright (C) 2012 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.app.AlertDialog; |
| import android.content.DialogInterface; |
| import android.graphics.Bitmap; |
| import android.graphics.Color; |
| import android.graphics.Matrix; |
| import android.graphics.RectF; |
| import android.graphics.SurfaceTexture; |
| import android.graphics.drawable.ColorDrawable; |
| import android.hardware.Camera; |
| import android.hardware.Camera.Face; |
| import android.os.AsyncTask; |
| import android.util.Log; |
| import android.view.Gravity; |
| import android.view.TextureView; |
| 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.LayoutParams; |
| import android.widget.ImageView; |
| import android.widget.PopupWindow; |
| 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.CameraControls; |
| import com.android.camera.ui.CameraRootView; |
| 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.ModuleSwitcher; |
| 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.camera.util.CameraUtil; |
| import com.android.camera2.R; |
| |
| import java.util.List; |
| |
| public class PhotoUI implements PieListener, |
| PreviewGestures.SingleTapListener, |
| FocusUI, TextureView.SurfaceTextureListener, |
| LocationManager.Listener, CameraRootView.MyDisplayListener, |
| CameraManager.CameraFaceDetectionCallback { |
| |
| private static final String TAG = "CAM_UI"; |
| private static final int DOWN_SAMPLE_FACTOR = 4; |
| private final AnimationManager mAnimationManager; |
| private CameraActivity mActivity; |
| private PhotoController mController; |
| private PreviewGestures mGestures; |
| |
| private View mRootView; |
| private SurfaceTexture mSurfaceTexture; |
| |
| private PopupWindow mPopup; |
| private ShutterButton mShutterButton; |
| private CountDownView mCountDownView; |
| |
| private FaceView mFaceView; |
| private RenderOverlay mRenderOverlay; |
| private View mReviewCancelButton; |
| private View mReviewDoneButton; |
| private View mReviewRetakeButton; |
| private ImageView mReviewImage; |
| private DecodeImageForReview mDecodeTaskForReview = null; |
| |
| private View mMenuButton; |
| private PhotoMenu mMenu; |
| private ModuleSwitcher mSwitcher; |
| private CameraControls mCameraControls; |
| private AlertDialog mLocationDialog; |
| |
| // Small indicators which show the camera settings in the viewfinder. |
| private OnScreenIndicators 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 float mSurfaceTextureUncroppedWidth; |
| private float mSurfaceTextureUncroppedHeight; |
| |
| private ImageView mPreviewThumb; |
| private View mFlashOverlay; |
| |
| private SurfaceTextureSizeChangedListener mSurfaceTextureSizeListener; |
| private TextureView mTextureView; |
| private Matrix mMatrix = null; |
| private float mAspectRatio = 4f / 3f; |
| private View mPreviewCover; |
| |
| public interface SurfaceTextureSizeChangedListener { |
| public void onSurfaceTextureSizeChanged(int uncroppedWidth, int uncroppedHeight); |
| } |
| |
| 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; |
| if (mPreviewWidth != width || mPreviewHeight != height) { |
| mPreviewWidth = width; |
| mPreviewHeight = height; |
| setTransformMatrix(width, height); |
| } |
| } |
| }; |
| |
| private class DecodeTask extends AsyncTask<Void, Void, Bitmap> { |
| private final byte [] mData; |
| private int mOrientation; |
| private boolean mMirror; |
| |
| public DecodeTask(byte[] data, int orientation, boolean mirror) { |
| mData = data; |
| mOrientation = orientation; |
| mMirror = mirror; |
| } |
| |
| @Override |
| protected Bitmap doInBackground(Void... params) { |
| // Decode image in background. |
| Bitmap bitmap = CameraUtil.downSample(mData, DOWN_SAMPLE_FACTOR); |
| if (mOrientation != 0 || mMirror) { |
| Matrix m = new Matrix(); |
| m.preRotate(mOrientation); |
| if (mMirror) { |
| // Flip horizontally |
| m.setScale(-1f, 1f); |
| } |
| return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), m, |
| false); |
| } |
| return bitmap; |
| } |
| |
| @Override |
| protected void onPostExecute(Bitmap bitmap) { |
| mPreviewThumb.setImageBitmap(bitmap); |
| mAnimationManager.startCaptureAnimation(mPreviewThumb); |
| } |
| } |
| |
| private class DecodeImageForReview extends DecodeTask { |
| public DecodeImageForReview(byte[] data, int orientation, boolean mirror) { |
| super(data, orientation, mirror); |
| } |
| |
| @Override |
| protected void onPostExecute(Bitmap bitmap) { |
| if (isCancelled()) { |
| return; |
| } |
| mReviewImage.setImageBitmap(bitmap); |
| mReviewImage.setVisibility(View.VISIBLE); |
| mDecodeTaskForReview = null; |
| } |
| } |
| |
| 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); |
| mFlashOverlay = mRootView.findViewById(R.id.flash_overlay); |
| mPreviewCover = mRootView.findViewById(R.id.preview_cover); |
| // display the view |
| mTextureView = (TextureView) mRootView.findViewById(R.id.preview_content); |
| mTextureView.setSurfaceTextureListener(this); |
| mTextureView.addOnLayoutChangeListener(mLayoutListener); |
| initIndicators(); |
| |
| mShutterButton = (ShutterButton) mRootView.findViewById(R.id.shutter_button); |
| mSwitcher = (ModuleSwitcher) mRootView.findViewById(R.id.camera_switcher); |
| mSwitcher.setCurrentIndex(ModuleSwitcher.PHOTO_MODULE_INDEX); |
| mSwitcher.setSwitchListener(mActivity); |
| mMenuButton = mRootView.findViewById(R.id.menu); |
| ViewStub faceViewStub = (ViewStub) mRootView |
| .findViewById(R.id.face_view_stub); |
| if (faceViewStub != null) { |
| faceViewStub.inflate(); |
| mFaceView = (FaceView) mRootView.findViewById(R.id.face_view); |
| setSurfaceTextureSizeChangedListener(mFaceView); |
| } |
| mCameraControls = (CameraControls) mRootView.findViewById(R.id.camera_controls); |
| mAnimationManager = new AnimationManager(); |
| } |
| |
| public void setSurfaceTextureSizeChangedListener(SurfaceTextureSizeChangedListener listener) { |
| mSurfaceTextureSizeListener = listener; |
| } |
| |
| private void setTransformMatrix(int width, int height) { |
| mMatrix = mTextureView.getTransform(mMatrix); |
| float scaleX = 1f, scaleY = 1f; |
| float scaledTextureWidth, scaledTextureHeight; |
| if (width > height) { |
| scaledTextureWidth = Math.max(width, |
| (int) (height * mAspectRatio)); |
| scaledTextureHeight = Math.max(height, |
| (int)(width / mAspectRatio)); |
| } else { |
| scaledTextureWidth = Math.max(width, |
| (int) (height / mAspectRatio)); |
| scaledTextureHeight = Math.max(height, |
| (int) (width * mAspectRatio)); |
| } |
| |
| if (mSurfaceTextureUncroppedWidth != scaledTextureWidth || |
| mSurfaceTextureUncroppedHeight != scaledTextureHeight) { |
| mSurfaceTextureUncroppedWidth = scaledTextureWidth; |
| mSurfaceTextureUncroppedHeight = scaledTextureHeight; |
| if (mSurfaceTextureSizeListener != null) { |
| mSurfaceTextureSizeListener.onSurfaceTextureSizeChanged( |
| (int) mSurfaceTextureUncroppedWidth, (int) mSurfaceTextureUncroppedHeight); |
| } |
| } |
| scaleX = scaledTextureWidth / width; |
| scaleY = scaledTextureHeight / height; |
| mMatrix.setScale(scaleX, scaleY, (float) width / 2, (float) height / 2); |
| mTextureView.setTransform(mMatrix); |
| |
| // Calculate the new preview rectangle. |
| RectF previewRect = new RectF(0, 0, width, height); |
| mMatrix.mapRect(previewRect); |
| mController.onPreviewRectChanged(CameraUtil.rectFToRect(previewRect)); |
| } |
| |
| @Override |
| public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { |
| Log.v(TAG, "SurfaceTexture ready."); |
| mPreviewCover.setVisibility(View.GONE); |
| mSurfaceTexture = surface; |
| mController.onPreviewUIReady(); |
| // Workaround for b/11168275, see b/10981460 for more details |
| if (mPreviewWidth != 0 && mPreviewHeight != 0) { |
| // Re-apply transform matrix for new surface texture |
| setTransformMatrix(mPreviewWidth, mPreviewHeight); |
| } |
| } |
| |
| @Override |
| public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { |
| // Ignored, Camera does all the work for us |
| } |
| |
| @Override |
| public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { |
| mSurfaceTexture = null; |
| mController.onPreviewUIDestroyed(); |
| Log.w(TAG, "SurfaceTexture destroyed"); |
| return true; |
| } |
| |
| @Override |
| public void onSurfaceTextureUpdated(SurfaceTexture surface) { |
| // Do nothing. |
| } |
| |
| public View getRootView() { |
| return mRootView; |
| } |
| |
| private void initIndicators() { |
| mOnScreenIndicators = new OnScreenIndicators(mActivity, |
| mRootView.findViewById(R.id.on_screen_indicators)); |
| } |
| |
| 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); |
| mRenderOverlay.setGestures(mGestures); |
| } |
| mGestures.setZoomEnabled(params.isZoomSupported()); |
| mGestures.setRenderOverlay(mRenderOverlay); |
| mRenderOverlay.requestLayout(); |
| |
| initializeZoom(params); |
| updateOnScreenIndicators(params, prefGroup, prefs); |
| } |
| |
| public void animateCapture(final byte[] jpegData, int orientation, boolean mirror) { |
| // Decode jpeg byte array and then animate the jpeg |
| DecodeTask task = new DecodeTask(jpegData, orientation, mirror); |
| task.execute(); |
| } |
| |
| 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() { |
| mPreviewThumb = (ImageView) mRootView.findViewById(R.id.preview_thumb); |
| mPreviewThumb.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mActivity.gotoGallery(); |
| } |
| }); |
| mMenuButton = mRootView.findViewById(R.id.menu); |
| mMenuButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| openMenu(); |
| } |
| }); |
| if (mController.isImageCaptureIntent()) { |
| hideSwitcher(); |
| ViewGroup cameraControls = (ViewGroup) mRootView.findViewById(R.id.camera_controls); |
| mActivity.getLayoutInflater().inflate(R.layout.review_module_control, cameraControls); |
| |
| mReviewDoneButton = mRootView.findViewById(R.id.btn_done); |
| mReviewCancelButton = mRootView.findViewById(R.id.btn_cancel); |
| mReviewRetakeButton = mRootView.findViewById(R.id.btn_retake); |
| mReviewImage = (ImageView) mRootView.findViewById(R.id.review_image); |
| 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(); |
| } |
| }); |
| } |
| } |
| |
| public void hideUI() { |
| mCameraControls.setVisibility(View.INVISIBLE); |
| mSwitcher.closePopup(); |
| } |
| |
| public void showUI() { |
| mCameraControls.setVisibility(View.VISIBLE); |
| } |
| |
| public boolean arePreviewControlsVisible() { |
| return (mCameraControls.getVisibility() == View.VISIBLE); |
| } |
| |
| public void hideSwitcher() { |
| mSwitcher.closePopup(); |
| mSwitcher.setVisibility(View.INVISIBLE); |
| } |
| |
| public void showSwitcher() { |
| mSwitcher.setVisibility(View.VISIBLE); |
| } |
| // called from onResume but only the first time |
| public void initializeFirstTime() { |
| // Initialize shutter button. |
| mShutterButton.setImageResource(R.drawable.btn_new_shutter); |
| mShutterButton.setOnShutterButtonListener(mController); |
| mShutterButton.setVisibility(View.VISIBLE); |
| } |
| |
| // called from onResume every other time |
| public void initializeSecondTime(Camera.Parameters params) { |
| initializeZoom(params); |
| if (mController.isImageCaptureIntent()) { |
| hidePostCaptureAlert(); |
| } |
| if (mMenu != null) { |
| mMenu.reloadPreferences(); |
| } |
| } |
| |
| public void showLocationDialog() { |
| mLocationDialog = new AlertDialog.Builder(mActivity) |
| .setTitle(R.string.remember_location_title) |
| .setMessage(R.string.remember_location_prompt) |
| .setPositiveButton(R.string.remember_location_yes, |
| new DialogInterface.OnClickListener() { |
| @Override |
| public void onClick(DialogInterface dialog, int arg1) { |
| mController.enableRecordingLocation(true); |
| mLocationDialog = null; |
| } |
| }) |
| .setNegativeButton(R.string.remember_location_no, |
| new DialogInterface.OnClickListener() { |
| @Override |
| public void onClick(DialogInterface dialog, int arg1) { |
| dialog.cancel(); |
| } |
| }) |
| .setOnCancelListener(new DialogInterface.OnCancelListener() { |
| @Override |
| public void onCancel(DialogInterface dialog) { |
| mController.enableRecordingLocation(false); |
| mLocationDialog = null; |
| } |
| }) |
| .show(); |
| } |
| |
| 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()); |
| } |
| } |
| |
| @Override |
| public void showGpsOnScreenIndicator(boolean hasSignal) { } |
| |
| @Override |
| public void hideGpsOnScreenIndicator() { } |
| |
| public void overrideSettings(final String ... keyvalues) { |
| mMenu.overrideSettings(keyvalues); |
| } |
| |
| public void updateOnScreenIndicators(Camera.Parameters params, |
| PreferenceGroup group, ComboPreferences prefs) { |
| if (params == null) return; |
| mOnScreenIndicators.updateSceneOnScreenIndicator(params.getSceneMode()); |
| mOnScreenIndicators.updateExposureOnScreenIndicator(params, |
| CameraSettings.readExposure(prefs)); |
| mOnScreenIndicators.updateFlashOnScreenIndicator(params.getFlashMode()); |
| int wbIndex = 2; |
| ListPreference pref = group.findPreference(CameraSettings.KEY_WHITE_BALANCE); |
| if (pref != null) { |
| wbIndex = pref.getCurrentIndex(); |
| } |
| mOnScreenIndicators.updateWBIndicator(wbIndex); |
| boolean location = RecordLocationPreference.get( |
| prefs, mActivity.getContentResolver()); |
| mOnScreenIndicators.updateLocationIndicator(location); |
| } |
| |
| public void setCameraState(int state) { |
| } |
| |
| public void animateFlash() { |
| mAnimationManager.startFlashAnimation(mFlashOverlay); |
| } |
| |
| public void enableGestures(boolean enable) { |
| if (mGestures != null) { |
| mGestures.setEnabled(enable); |
| } |
| } |
| |
| // forward from preview gestures to controller |
| @Override |
| public void onSingleTapUp(View view, int x, int y) { |
| mController.onSingleTapUp(view, x, y); |
| } |
| |
| 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()) { |
| mController.onCaptureCancelled(); |
| return true; |
| } else if (!mController.isCameraIdle()) { |
| // ignore backs while we're taking a picture |
| return true; |
| } else { |
| return false; |
| } |
| } |
| |
| public void onPreviewFocusChanged(boolean previewFocused) { |
| if (previewFocused) { |
| showUI(); |
| } else { |
| hideUI(); |
| } |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(!previewFocused); |
| } |
| if (mGestures != null) { |
| mGestures.setEnabled(previewFocused); |
| } |
| if (mRenderOverlay != null) { |
| // this can not happen in capture mode |
| mRenderOverlay.setVisibility(previewFocused ? View.VISIBLE : View.GONE); |
| } |
| if (mPieRenderer != null) { |
| mPieRenderer.setBlockFocus(!previewFocused); |
| } |
| setShowMenu(previewFocused); |
| if (!previewFocused && mCountDownView != null) mCountDownView.cancelCountDown(); |
| } |
| |
| public void showPopup(AbstractSettingPopup popup) { |
| hideUI(); |
| |
| if (mPopup == null) { |
| mPopup = new PopupWindow(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT); |
| mPopup.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT)); |
| mPopup.setOutsideTouchable(true); |
| mPopup.setFocusable(true); |
| mPopup.setOnDismissListener(new PopupWindow.OnDismissListener() { |
| @Override |
| public void onDismiss() { |
| mPopup = null; |
| mMenu.popupDismissed(); |
| showUI(); |
| |
| // Switch back into fullscreen/lights-out mode after popup |
| // is dimissed. |
| mActivity.setSystemBarsVisibility(false); |
| } |
| }); |
| } |
| popup.setVisibility(View.VISIBLE); |
| mPopup.setContentView(popup); |
| mPopup.showAtLocation(mRootView, Gravity.CENTER, 0, 0); |
| } |
| |
| public void dismissPopup() { |
| if (mPopup != null && mPopup.isShowing()) { |
| mPopup.dismiss(); |
| } |
| } |
| |
| 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() { |
| // TODO: Mode switcher should behave like a popup and should hide itself when there |
| // is a touch outside of it. |
| mSwitcher.closePopup(); |
| // Remove all the popups/dialog boxes |
| boolean ret = false; |
| if (mPopup != null) { |
| dismissPopup(); |
| ret = true; |
| } |
| onShowSwitcherPopup(); |
| return ret; |
| } |
| |
| protected void showCapturedImageForReview(byte[] jpegData, int orientation, boolean mirror) { |
| mDecodeTaskForReview = new DecodeImageForReview(jpegData, orientation, mirror); |
| mDecodeTaskForReview.execute(); |
| mOnScreenIndicators.setVisibility(View.GONE); |
| mMenuButton.setVisibility(View.GONE); |
| CameraUtil.fadeIn(mReviewDoneButton); |
| mShutterButton.setVisibility(View.INVISIBLE); |
| CameraUtil.fadeIn(mReviewRetakeButton); |
| pauseFaceDetection(); |
| } |
| |
| protected void hidePostCaptureAlert() { |
| if (mDecodeTaskForReview != null) { |
| mDecodeTaskForReview.cancel(true); |
| } |
| mReviewImage.setVisibility(View.GONE); |
| mOnScreenIndicators.setVisibility(View.VISIBLE); |
| mMenuButton.setVisibility(View.VISIBLE); |
| CameraUtil.fadeOut(mReviewDoneButton); |
| mShutterButton.setVisibility(View.VISIBLE); |
| CameraUtil.fadeOut(mReviewRetakeButton); |
| resumeFaceDetection(); |
| } |
| |
| public void setDisplayOrientation(int orientation) { |
| if (mFaceView != null) { |
| mFaceView.setDisplayOrientation(orientation); |
| } |
| } |
| |
| // shutter button handling |
| |
| public boolean isShutterPressed() { |
| return mShutterButton.isPressed(); |
| } |
| |
| /** |
| * Enables or disables the shutter button. |
| */ |
| 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); |
| } |
| |
| 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) { |
| setSwipingEnabled(false); |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(true); |
| } |
| } |
| |
| @Override |
| public void onPieClosed() { |
| setSwipingEnabled(true); |
| if (mFaceView != null) { |
| mFaceView.setBlockDraw(false); |
| } |
| } |
| |
| public void setSwipingEnabled(boolean enable) { |
| mActivity.setSwipingEnabled(enable); |
| } |
| |
| public SurfaceTexture getSurfaceTexture() { |
| return mSurfaceTexture; |
| } |
| |
| // Countdown timer |
| |
| private void initializeCountDown() { |
| mActivity.getLayoutInflater().inflate(R.layout.count_down_to_capture, |
| (ViewGroup) mRootView, true); |
| mCountDownView = (CountDownView) (mRootView.findViewById(R.id.count_down_to_capture)); |
| mCountDownView.setCountDownFinishedListener((OnCountDownFinishedListener) mController); |
| } |
| |
| public boolean isCountingDown() { |
| return mCountDownView != null && mCountDownView.isCountingDown(); |
| } |
| |
| public void cancelCountDown() { |
| if (mCountDownView == null) return; |
| mCountDownView.cancelCountDown(); |
| } |
| |
| public void startCountDown(int sec, boolean playSound) { |
| if (mCountDownView == null) initializeCountDown(); |
| 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 showPreviewCover() { |
| mPreviewCover.setVisibility(View.VISIBLE); |
| } |
| |
| public void onPause() { |
| cancelCountDown(); |
| |
| // Clear UI. |
| collapseCameraControls(); |
| if (mFaceView != null) mFaceView.clear(); |
| |
| if (mLocationDialog != null && mLocationDialog.isShowing()) { |
| mLocationDialog.dismiss(); |
| } |
| mLocationDialog = null; |
| } |
| |
| public void initDisplayChangeListener() { |
| ((CameraRootView) mRootView).setDisplayChangeListener(this); |
| } |
| |
| public void removeDisplayChangeListener() { |
| ((CameraRootView) mRootView).removeDisplayChangeListener(); |
| } |
| |
| // 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, CameraManager.CameraProxy camera) { |
| mFaceView.setFaces(faces); |
| } |
| |
| @Override |
| public void onDisplayChanged() { |
| Log.d(TAG, "Device flip detected."); |
| mCameraControls.checkLayoutFlip(); |
| mController.updateCameraOrientation(); |
| } |
| |
| } |
