| /* |
| * 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.graphics.Bitmap; |
| import android.graphics.Matrix; |
| import android.graphics.SurfaceTexture; |
| import android.hardware.Camera.Parameters; |
| import android.hardware.Camera.Size; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.Log; |
| import android.view.Gravity; |
| import android.view.MotionEvent; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.view.TextureView; |
| import android.view.TextureView.SurfaceTextureListener; |
| import android.view.View; |
| import android.view.View.OnClickListener; |
| import android.view.View.OnLayoutChangeListener; |
| import android.view.ViewGroup; |
| import android.widget.FrameLayout; |
| import android.widget.FrameLayout.LayoutParams; |
| import android.widget.ImageView; |
| import android.widget.LinearLayout; |
| import android.widget.TextView; |
| |
| import com.android.camera.CameraPreference.OnPreferenceChangedListener; |
| import com.android.camera.ui.AbstractSettingPopup; |
| import com.android.camera.ui.CameraSwitcher; |
| import com.android.camera.ui.PieRenderer; |
| import com.android.camera.ui.RenderOverlay; |
| import com.android.camera.ui.RotateLayout; |
| import com.android.camera.ui.ZoomRenderer; |
| import com.android.camera.ui.CameraSwitcher.CameraSwitchListener; |
| import com.android.gallery3d.R; |
| import com.android.gallery3d.common.ApiHelper; |
| |
| import java.util.List; |
| |
| public class NewVideoUI implements PieRenderer.PieListener, |
| NewPreviewGestures.SingleTapListener, |
| NewPreviewGestures.SwipeListener, SurfaceTextureListener, |
| SurfaceHolder.Callback { |
| private final static String TAG = "CAM_VideoUI"; |
| private static final int UPDATE_TRANSFORM_MATRIX = 1; |
| // module fields |
| private NewCameraActivity mActivity; |
| private View mRootView; |
| private TextureView mTextureView; |
| // An review image having same size as preview. It is displayed when |
| // recording is stopped in capture intent. |
| private ImageView mReviewImage; |
| private View mReviewCancelButton; |
| private View mReviewDoneButton; |
| private View mReviewPlayButton; |
| private ShutterButton mShutterButton; |
| private CameraSwitcher mSwitcher; |
| private TextView mRecordingTimeView; |
| private LinearLayout mLabelsLinearLayout; |
| private View mTimeLapseLabel; |
| private RenderOverlay mRenderOverlay; |
| private PieRenderer mPieRenderer; |
| private NewVideoMenu mVideoMenu; |
| private View mCameraControls; |
| private AbstractSettingPopup mPopup; |
| private ZoomRenderer mZoomRenderer; |
| private NewPreviewGestures mGestures; |
| private View mMenuButton; |
| private View mBlocker; |
| private View mOnScreenIndicators; |
| private ImageView mFlashIndicator; |
| private RotateLayout mRecordingTimeRect; |
| private final Object mLock = new Object(); |
| private SurfaceTexture mSurfaceTexture; |
| private VideoController mController; |
| private int mZoomMax; |
| private List<Integer> mZoomRatios; |
| |
| private SurfaceView mSurfaceView = null; |
| private int mPreviewWidth = 0; |
| private int mPreviewHeight = 0; |
| private float mSurfaceTextureUncroppedWidth; |
| private float mSurfaceTextureUncroppedHeight; |
| private float mAspectRatio = 4f / 3f; |
| private Matrix mMatrix = null; |
| private final Handler mHandler = new Handler() { |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case UPDATE_TRANSFORM_MATRIX: |
| setTransformMatrix(mPreviewWidth, mPreviewHeight); |
| break; |
| default: |
| break; |
| } |
| } |
| }; |
| 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 != width || mPreviewHeight != height) { |
| mPreviewWidth = width; |
| mPreviewHeight = height; |
| onScreenSizeChanged(width, height, w, h); |
| } |
| } |
| }; |
| |
| public NewVideoUI(NewCameraActivity activity, VideoController controller, View parent) { |
| mActivity = activity; |
| mController = controller; |
| mRootView = parent; |
| mActivity.getLayoutInflater().inflate(R.layout.new_video_module, (ViewGroup) mRootView, true); |
| mTextureView = (TextureView) mRootView.findViewById(R.id.preview_content); |
| mTextureView.setSurfaceTextureListener(this); |
| mRootView.addOnLayoutChangeListener(mLayoutListener); |
| mShutterButton = (ShutterButton) mRootView.findViewById(R.id.shutter_button); |
| mSwitcher = (CameraSwitcher) mRootView.findViewById(R.id.camera_switcher); |
| mSwitcher.setCurrentIndex(1); |
| mSwitcher.setSwitchListener((CameraSwitchListener) mActivity); |
| initializeMiscControls(); |
| initializeControlByIntent(); |
| initializeOverlay(); |
| } |
| |
| |
| public void initializeSurfaceView() { |
| mSurfaceView = new SurfaceView(mActivity); |
| ((ViewGroup) mRootView).addView(mSurfaceView, 0); |
| mSurfaceView.getHolder().addCallback(this); |
| } |
| |
| private void initializeControlByIntent() { |
| mBlocker = mActivity.findViewById(R.id.blocker); |
| mMenuButton = mActivity.findViewById(R.id.menu); |
| mMenuButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| if (mPieRenderer != null) { |
| mPieRenderer.showInCenter(); |
| } |
| } |
| }); |
| |
| mCameraControls = mActivity.findViewById(R.id.camera_controls); |
| mOnScreenIndicators = mActivity.findViewById(R.id.on_screen_indicators); |
| mFlashIndicator = (ImageView) mActivity.findViewById(R.id.menu_flash_indicator); |
| if (mController.isVideoCaptureIntent()) { |
| hideSwitcher(); |
| mActivity.getLayoutInflater().inflate(R.layout.review_module_control, (ViewGroup) mCameraControls); |
| // Cannot use RotateImageView for "done" and "cancel" button because |
| // the tablet layout uses RotateLayout, which cannot be cast to |
| // RotateImageView. |
| mReviewDoneButton = mActivity.findViewById(R.id.btn_done); |
| mReviewCancelButton = mActivity.findViewById(R.id.btn_cancel); |
| mReviewPlayButton = mActivity.findViewById(R.id.btn_play); |
| mReviewCancelButton.setVisibility(View.VISIBLE); |
| mReviewDoneButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onReviewDoneClicked(v); |
| } |
| }); |
| mReviewCancelButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onReviewCancelClicked(v); |
| } |
| }); |
| mReviewPlayButton.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mController.onReviewPlayClicked(v); |
| } |
| }); |
| } |
| } |
| |
| public void setPreviewSize(int width, int height) { |
| if (width == 0 || height == 0) { |
| Log.w(TAG, "Preview size should not be 0."); |
| return; |
| } |
| if (width > height) { |
| mAspectRatio = (float) width / height; |
| } else { |
| mAspectRatio = (float) height / width; |
| } |
| mHandler.sendEmptyMessage(UPDATE_TRANSFORM_MATRIX); |
| } |
| |
| public int getPreviewWidth() { |
| return mPreviewWidth; |
| } |
| |
| public int getPreviewHeight() { |
| return mPreviewHeight; |
| } |
| |
| public void onScreenSizeChanged(int width, int height, int previewWidth, int previewHeight) { |
| setTransformMatrix(width, height); |
| } |
| |
| private void setTransformMatrix(int width, int height) { |
| mMatrix = mTextureView.getTransform(mMatrix); |
| int orientation = Util.getDisplayRotation(mActivity); |
| 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; |
| } |
| scaleX = scaledTextureWidth / width; |
| scaleY = scaledTextureHeight / height; |
| mMatrix.setScale(scaleX, scaleY, (float) width / 2, (float) height / 2); |
| mTextureView.setTransform(mMatrix); |
| |
| if (mSurfaceView != null && mSurfaceView.getVisibility() == View.VISIBLE) { |
| LayoutParams lp = (LayoutParams) mSurfaceView.getLayoutParams(); |
| lp.width = (int) mSurfaceTextureUncroppedWidth; |
| lp.height = (int) mSurfaceTextureUncroppedHeight; |
| lp.gravity = Gravity.CENTER; |
| mSurfaceView.requestLayout(); |
| } |
| } |
| |
| public void hideUI() { |
| mCameraControls.setVisibility(View.INVISIBLE); |
| hideSwitcher(); |
| mShutterButton.setVisibility(View.GONE); |
| } |
| |
| public void showUI() { |
| mCameraControls.setVisibility(View.VISIBLE); |
| showSwitcher(); |
| mShutterButton.setVisibility(View.VISIBLE); |
| } |
| |
| public void hideSwitcher() { |
| mSwitcher.closePopup(); |
| mSwitcher.setVisibility(View.INVISIBLE); |
| } |
| |
| public void showSwitcher() { |
| mSwitcher.setVisibility(View.VISIBLE); |
| } |
| |
| public boolean collapseCameraControls() { |
| boolean ret = false; |
| if (mPopup != null) { |
| dismissPopup(false); |
| ret = true; |
| } |
| return ret; |
| } |
| |
| public boolean removeTopLevelPopup() { |
| if (mPopup != null) { |
| dismissPopup(true); |
| return true; |
| } |
| return false; |
| } |
| |
| public void enableCameraControls(boolean enable) { |
| if (mGestures != null) { |
| mGestures.setZoomOnly(!enable); |
| } |
| if (mPieRenderer != null && mPieRenderer.showsItems()) { |
| mPieRenderer.hide(); |
| } |
| } |
| |
| public void overrideSettings(final String... keyvalues) { |
| mVideoMenu.overrideSettings(keyvalues); |
| } |
| |
| public void setOrientationIndicator(int orientation, boolean animation) { |
| if (mGestures != null) { |
| mGestures.setOrientation(orientation); |
| } |
| // We change the orientation of the linearlayout only for phone UI |
| // because when in portrait the width is not enough. |
| if (mLabelsLinearLayout != null) { |
| if (((orientation / 90) & 1) == 0) { |
| mLabelsLinearLayout.setOrientation(LinearLayout.VERTICAL); |
| } else { |
| mLabelsLinearLayout.setOrientation(LinearLayout.HORIZONTAL); |
| } |
| } |
| mRecordingTimeRect.setOrientation(0, animation); |
| } |
| |
| public SurfaceHolder getSurfaceHolder() { |
| return mSurfaceView.getHolder(); |
| } |
| |
| public void hideSurfaceView() { |
| mSurfaceView.setVisibility(View.GONE); |
| mTextureView.setVisibility(View.VISIBLE); |
| setTransformMatrix(mPreviewWidth, mPreviewHeight); |
| } |
| |
| public void showSurfaceView() { |
| mSurfaceView.setVisibility(View.VISIBLE); |
| mTextureView.setVisibility(View.GONE); |
| setTransformMatrix(mPreviewWidth, mPreviewHeight); |
| } |
| |
| private void initializeOverlay() { |
| mRenderOverlay = (RenderOverlay) mRootView.findViewById(R.id.render_overlay); |
| if (mPieRenderer == null) { |
| mPieRenderer = new PieRenderer(mActivity); |
| mVideoMenu = new NewVideoMenu(mActivity, this, mPieRenderer); |
| mPieRenderer.setPieListener(this); |
| } |
| mRenderOverlay.addRenderer(mPieRenderer); |
| if (mZoomRenderer == null) { |
| mZoomRenderer = new ZoomRenderer(mActivity); |
| } |
| mRenderOverlay.addRenderer(mZoomRenderer); |
| if (mGestures == null) { |
| mGestures = new NewPreviewGestures(mActivity, this, mZoomRenderer, mPieRenderer, this); |
| } |
| mGestures.setRenderOverlay(mRenderOverlay); |
| mGestures.clearTouchReceivers(); |
| mGestures.addTouchReceiver(mMenuButton); |
| mGestures.addTouchReceiver(mBlocker); |
| if (mController.isVideoCaptureIntent()) { |
| if (mReviewCancelButton != null) { |
| mGestures.addTouchReceiver(mReviewCancelButton); |
| } |
| if (mReviewDoneButton != null) { |
| mGestures.addTouchReceiver(mReviewDoneButton); |
| } |
| if (mReviewPlayButton != null) { |
| mGestures.addTouchReceiver(mReviewPlayButton); |
| } |
| } |
| } |
| |
| public void setPrefChangedListener(OnPreferenceChangedListener listener) { |
| mVideoMenu.setListener(listener); |
| } |
| |
| private void initializeMiscControls() { |
| mReviewImage = (ImageView) mRootView.findViewById(R.id.review_image); |
| mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); |
| mShutterButton.setOnShutterButtonListener(mController); |
| mShutterButton.setVisibility(View.VISIBLE); |
| mShutterButton.requestFocus(); |
| mShutterButton.enableTouch(true); |
| mRecordingTimeView = (TextView) mRootView.findViewById(R.id.recording_time); |
| mRecordingTimeRect = (RotateLayout) mRootView.findViewById(R.id.recording_time_rect); |
| mTimeLapseLabel = mRootView.findViewById(R.id.time_lapse_label); |
| // The R.id.labels can only be found in phone layout. |
| // That is, mLabelsLinearLayout should be null in tablet layout. |
| mLabelsLinearLayout = (LinearLayout) mRootView.findViewById(R.id.labels); |
| } |
| |
| public void updateOnScreenIndicators(Parameters param) { |
| if (param == null) return; |
| String value = param.getFlashMode(); |
| 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) |
| || Parameters.FLASH_MODE_TORCH.equals(value)) { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_on); |
| } else { |
| mFlashIndicator.setImageResource(R.drawable.ic_indicator_flash_off); |
| } |
| } |
| } |
| |
| public void setAspectRatio(double ratio) { |
| // mPreviewFrameLayout.setAspectRatio(ratio); |
| } |
| |
| public void showTimeLapseUI(boolean enable) { |
| if (mTimeLapseLabel != null) { |
| mTimeLapseLabel.setVisibility(enable ? View.VISIBLE : View.GONE); |
| } |
| } |
| |
| private void openMenu() { |
| if (mPieRenderer != null) { |
| mPieRenderer.showInCenter(); |
| } |
| } |
| |
| public void showPopup(AbstractSettingPopup popup) { |
| 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 topLevelOnly) { |
| dismissPopup(topLevelOnly, true); |
| } |
| |
| public void dismissPopup(boolean topLevelPopupOnly, boolean fullScreen) { |
| if (fullScreen) { |
| showUI(); |
| mBlocker.setVisibility(View.VISIBLE); |
| } |
| setShowMenu(fullScreen); |
| if (mPopup != null) { |
| ((FrameLayout) mRootView).removeView(mPopup); |
| mPopup = null; |
| } |
| mVideoMenu.popupDismissed(topLevelPopupOnly); |
| } |
| |
| public void onShowSwitcherPopup() { |
| hidePieRenderer(); |
| } |
| |
| public boolean hidePieRenderer() { |
| if (mPieRenderer != null && mPieRenderer.showsItems()) { |
| mPieRenderer.hide(); |
| return true; |
| } |
| return false; |
| } |
| |
| // disable preview gestures after shutter is pressed |
| public void setShutterPressed(boolean pressed) { |
| if (mGestures == null) return; |
| mGestures.setEnabled(!pressed); |
| } |
| |
| public void enableShutter(boolean enable) { |
| if (mShutterButton != null) { |
| mShutterButton.setEnabled(enable); |
| } |
| } |
| |
| // PieListener |
| @Override |
| public void onPieOpened(int centerX, int centerY) { |
| // TODO: mActivity.cancelActivityTouchHandling(); |
| // mActivity.setSwipingEnabled(false); |
| } |
| |
| @Override |
| public void onPieClosed() { |
| // TODO: mActivity.setSwipingEnabled(true); |
| } |
| |
| public void showPreviewBorder(boolean enable) { |
| // TODO: mPreviewFrameLayout.showBorder(enable); |
| } |
| |
| // SingleTapListener |
| // Preview area is touched. Take a picture. |
| @Override |
| public void onSingleTapUp(View view, int x, int y) { |
| mController.onSingleTapUp(view, x, y); |
| } |
| |
| public void showRecordingUI(boolean recording, boolean zoomSupported) { |
| mMenuButton.setVisibility(recording ? View.GONE : View.VISIBLE); |
| mOnScreenIndicators.setVisibility(recording ? View.GONE : View.VISIBLE); |
| if (recording) { |
| mShutterButton.setImageResource(R.drawable.btn_shutter_video_recording); |
| hideSwitcher(); |
| mRecordingTimeView.setText(""); |
| mRecordingTimeView.setVisibility(View.VISIBLE); |
| // The camera is not allowed to be accessed in older api levels during |
| // recording. It is therefore necessary to hide the zoom UI on older |
| // platforms. |
| // See the documentation of android.media.MediaRecorder.start() for |
| // further explanation. |
| if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING && zoomSupported) { |
| // TODO: disable zoom UI here. |
| } |
| } else { |
| mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); |
| showSwitcher(); |
| mRecordingTimeView.setVisibility(View.GONE); |
| if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING && zoomSupported) { |
| // TODO: enable zoom UI here. |
| } |
| } |
| } |
| |
| public void showReviewImage(Bitmap bitmap) { |
| mReviewImage.setImageBitmap(bitmap); |
| mReviewImage.setVisibility(View.VISIBLE); |
| } |
| |
| public void showReviewControls() { |
| Util.fadeOut(mShutterButton); |
| Util.fadeIn(mReviewDoneButton); |
| Util.fadeIn(mReviewPlayButton); |
| mReviewImage.setVisibility(View.VISIBLE); |
| mMenuButton.setVisibility(View.GONE); |
| mOnScreenIndicators.setVisibility(View.GONE); |
| } |
| |
| public void hideReviewUI() { |
| mReviewImage.setVisibility(View.GONE); |
| mShutterButton.setEnabled(true); |
| mMenuButton.setVisibility(View.VISIBLE); |
| mOnScreenIndicators.setVisibility(View.VISIBLE); |
| Util.fadeOut(mReviewDoneButton); |
| Util.fadeOut(mReviewPlayButton); |
| Util.fadeIn(mShutterButton); |
| } |
| |
| 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 void onFullScreenChanged(boolean full) { |
| if (mGestures != null) { |
| mGestures.setEnabled(full); |
| } |
| if (mPopup != null) { |
| dismissPopup(false, full); |
| } |
| if (mRenderOverlay != null) { |
| // this can not happen in capture mode |
| mRenderOverlay.setVisibility(full ? View.VISIBLE : View.GONE); |
| } |
| setShowMenu(full); |
| if (mBlocker != null) { |
| // this can not happen in capture mode |
| mBlocker.setVisibility(full ? View.VISIBLE : View.GONE); |
| } |
| } |
| |
| public void initializePopup(PreferenceGroup pref) { |
| mVideoMenu.initialize(pref); |
| } |
| |
| public void initializeZoom(Parameters param) { |
| if (param == null || !param.isZoomSupported()) return; |
| mZoomMax = param.getMaxZoom(); |
| mZoomRatios = param.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. |
| mZoomRenderer.setZoomMax(mZoomMax); |
| mZoomRenderer.setZoom(param.getZoom()); |
| mZoomRenderer.setZoomValue(mZoomRatios.get(param.getZoom())); |
| mZoomRenderer.setOnZoomChangeListener(new ZoomChangeListener()); |
| } |
| |
| public void clickShutter() { |
| mShutterButton.performClick(); |
| } |
| |
| public void pressShutter(boolean pressed) { |
| mShutterButton.setPressed(pressed); |
| } |
| |
| public View getShutterButton() { |
| return mShutterButton; |
| } |
| |
| // Gestures and touch events |
| |
| public boolean dispatchTouchEvent(MotionEvent m) { |
| if (mPopup != null || mSwitcher.showsPopup()) { |
| boolean handled = mRootView.dispatchTouchEvent(m); |
| if (!handled && mPopup != null) { |
| dismissPopup(false); |
| } |
| return handled; |
| } else if (mGestures != null && mRenderOverlay != null) { |
| if (mGestures.dispatchTouch(m)) { |
| return true; |
| } else { |
| return mRootView.dispatchTouchEvent(m); |
| } |
| } |
| return true; |
| } |
| public void setRecordingTime(String text) { |
| mRecordingTimeView.setText(text); |
| } |
| |
| public void setRecordingTimeTextColor(int color) { |
| mRecordingTimeView.setTextColor(color); |
| } |
| |
| public boolean isVisible() { |
| return mTextureView.getVisibility() == View.VISIBLE; |
| } |
| |
| 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() { |
| } |
| |
| @Override |
| public void onZoomEnd() { |
| } |
| } |
| |
| @Override |
| public void onSwipe(int direction) { |
| if (direction == PreviewGestures.DIR_UP) { |
| openMenu(); |
| } |
| } |
| |
| public SurfaceTexture getSurfaceTexture() { |
| synchronized (mLock) { |
| if (mSurfaceTexture == null) { |
| try { |
| mLock.wait(); |
| } catch (InterruptedException e) { |
| Log.w(TAG, "Unexpected interruption when waiting to get surface texture"); |
| } |
| } |
| } |
| return mSurfaceTexture; |
| } |
| |
| // SurfaceTexture callbacks |
| @Override |
| public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { |
| synchronized (mLock) { |
| mSurfaceTexture = surface; |
| mLock.notifyAll(); |
| } |
| } |
| |
| @Override |
| public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { |
| mSurfaceTexture = null; |
| mController.stopPreview(); |
| Log.d(TAG, "surfaceTexture is destroyed"); |
| return true; |
| } |
| |
| @Override |
| public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { |
| } |
| |
| @Override |
| public void onSurfaceTextureUpdated(SurfaceTexture surface) { |
| } |
| |
| // SurfaceHolder callbacks |
| @Override |
| public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { |
| Log.v(TAG, "Surface changed. width=" + width + ". height=" + height); |
| } |
| |
| @Override |
| public void surfaceCreated(SurfaceHolder holder) { |
| Log.v(TAG, "Surface created"); |
| } |
| |
| @Override |
| public void surfaceDestroyed(SurfaceHolder holder) { |
| Log.v(TAG, "Surface destroyed"); |
| mController.stopPreview(); |
| } |
| } |