Java Code Examples for com.google.zxing.client.android.camera.CameraManager#setManualFramingRect()

The following examples show how to use com.google.zxing.client.android.camera.CameraManager#setManualFramingRect() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ZxingScanView.java    From ProjectX with Apache License 2.0 5 votes vote down vote up 
private void openDriver(SurfaceHolder surfaceHolder) {
    notifyListenerPrepareOpen();
    if (surfaceHolder == null)
        return;// 已经销毁
    if (isOpen())
        return;// 摄像头已经打开
    if (Compat.checkSelfPermission(getContext(), Manifest.permission.CAMERA)
            == PackageManager.PERMISSION_DENIED) {
        mErrorCode = ERROR_CODE_1;
        notifyListenerError();
        return;
    }
    mCameraManager = new CameraManager(getContext());
    if (mCameraId != OpenCameraInterface.NO_REQUESTED_CAMERA)
        mCameraManager.setManualCameraId(mCameraId);
    final int width = mScanWidth == ViewGroup.LayoutParams.MATCH_PARENT ? getWidth() :
            (mScanWidth > getWidth() ? getWidth() : mScanWidth);
    final int height = mScanHeight == ViewGroup.LayoutParams.MATCH_PARENT ? getHeight() :
            (mScanHeight > getHeight() ? getHeight() : mScanHeight);
    mCameraManager.setManualFramingRect(width, height);
    try {
        mCameraManager.openDriver(surfaceHolder);
        mCameraManager.startPreview();
        mScanHandler = new ScanHandler(resultListener, mBarcodeType, mBaseHints,
                mCharacterSet, mCameraManager,
                resultPointCallback);
    } catch (Exception e) {
        mErrorCode = ERROR_CODE_0;
        notifyListenerError();
        return;
    }
    mAmbientLightManager.resume();
    notifyListenerOpened();
}
Example 2
Source File: CaptureActivity.java    From reacteu-app with MIT License 4 votes vote down vote up 
@Override
protected void onResume() {
  super.onResume();

  // CameraManager must be initialized here, not in onCreate(). This is necessary because we don't
  // want to open the camera driver and measure the screen size if we're going to show the help on
  // first launch. That led to bugs where the scanning rectangle was the wrong size and partially
  // off screen.
  cameraManager = new CameraManager(getApplication());

  viewfinderView = (ViewfinderView) findViewById(fakeR.getId("id", "viewfinder_view"));
  viewfinderView.setCameraManager(cameraManager);

  resultView = findViewById(fakeR.getId("id", "result_view"));
  statusView = (TextView) findViewById(fakeR.getId("id", "status_view"));

  handler = null;
  lastResult = null;

  resetStatusView();

  SurfaceView surfaceView = (SurfaceView) findViewById(fakeR.getId("id", "preview_view"));
  SurfaceHolder surfaceHolder = surfaceView.getHolder();
  if (hasSurface) {
    // The activity was paused but not stopped, so the surface still exists. Therefore
    // surfaceCreated() won't be called, so init the camera here.
    initCamera(surfaceHolder);
  } else {
    // Install the callback and wait for surfaceCreated() to init the camera.
    surfaceHolder.addCallback(this);
    surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
  }

  beepManager.updatePrefs();

  inactivityTimer.onResume();

  Intent intent = getIntent();

  SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
  copyToClipboard = prefs.getBoolean(PreferencesActivity.KEY_COPY_TO_CLIPBOARD, true)
      && (intent == null || intent.getBooleanExtra(Intents.Scan.SAVE_HISTORY, true));

  // source = IntentSource.NONE;
  source = IntentSource.NATIVE_APP_INTENT;
  decodeFormats = null;
  characterSet = null;

  if (intent != null) {

    String action = intent.getAction();
    String dataString = intent.getDataString();

    if (Intents.Scan.ACTION.equals(action)) {

      // Scan the formats the intent requested, and return the result to the calling activity.
      source = IntentSource.NATIVE_APP_INTENT;
      decodeFormats = DecodeFormatManager.parseDecodeFormats(intent);

      if (intent.hasExtra(Intents.Scan.WIDTH) && intent.hasExtra(Intents.Scan.HEIGHT)) {
        int width = intent.getIntExtra(Intents.Scan.WIDTH, 0);
        int height = intent.getIntExtra(Intents.Scan.HEIGHT, 0);
        if (width > 0 && height > 0) {
          cameraManager.setManualFramingRect(width, height);
        }
      }
      
      String customPromptMessage = intent.getStringExtra(Intents.Scan.PROMPT_MESSAGE);
      if (customPromptMessage != null) {
        statusView.setText(customPromptMessage);
      }

    } else if (dataString != null &&
               dataString.contains(PRODUCT_SEARCH_URL_PREFIX) &&
               dataString.contains(PRODUCT_SEARCH_URL_SUFFIX)) {

      // Scan only products and send the result to mobile Product Search.
      source = IntentSource.PRODUCT_SEARCH_LINK;
      sourceUrl = dataString;
      decodeFormats = DecodeFormatManager.PRODUCT_FORMATS;

    } else if (isZXingURL(dataString)) {

      // Scan formats requested in query string (all formats if none specified).
      // If a return URL is specified, send the results there. Otherwise, handle it ourselves.
      source = IntentSource.ZXING_LINK;
      sourceUrl = dataString;
      Uri inputUri = Uri.parse(sourceUrl);
      returnUrlTemplate = inputUri.getQueryParameter(RETURN_URL_PARAM);
      returnRaw = inputUri.getQueryParameter(RAW_PARAM) != null;
      decodeFormats = DecodeFormatManager.parseDecodeFormats(inputUri);

    }

    characterSet = intent.getStringExtra(Intents.Scan.CHARACTER_SET);

  }
}
Example 3
Source File: CaptureActivity.java    From android-apps with MIT License 4 votes vote down vote up 
@Override
protected void onResume() {
  super.onResume();

  // CameraManager must be initialized here, not in onCreate(). This is necessary because we don't
  // want to open the camera driver and measure the screen size if we're going to show the help on
  // first launch. That led to bugs where the scanning rectangle was the wrong size and partially
  // off screen.
  cameraManager = new CameraManager(getApplication());

  viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
  viewfinderView.setCameraManager(cameraManager);

  resultView = findViewById(R.id.result_view);
  statusView = (TextView) findViewById(R.id.status_view);

  handler = null;
  lastResult = null;

  resetStatusView();

  SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
  SurfaceHolder surfaceHolder = surfaceView.getHolder();
  if (hasSurface) {
    // The activity was paused but not stopped, so the surface still exists. Therefore
    // surfaceCreated() won't be called, so init the camera here.
    initCamera(surfaceHolder);
  } else {
    // Install the callback and wait for surfaceCreated() to init the camera.
    surfaceHolder.addCallback(this);
    surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
  }

  beepManager.updatePrefs();

  inactivityTimer.onResume();

  Intent intent = getIntent();

  SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
  copyToClipboard = prefs.getBoolean(PreferencesActivity.KEY_COPY_TO_CLIPBOARD, true)
      && (intent == null || intent.getBooleanExtra(Intents.Scan.SAVE_HISTORY, true));

  source = IntentSource.NONE;
  decodeFormats = null;
  characterSet = null;

  if (intent != null) {

    String action = intent.getAction();
    String dataString = intent.getDataString();

    if (Intents.Scan.ACTION.equals(action)) {

      // Scan the formats the intent requested, and return the result to the calling activity.
      source = IntentSource.NATIVE_APP_INTENT;
      decodeFormats = DecodeFormatManager.parseDecodeFormats(intent);

      if (intent.hasExtra(Intents.Scan.WIDTH) && intent.hasExtra(Intents.Scan.HEIGHT)) {
        int width = intent.getIntExtra(Intents.Scan.WIDTH, 0);
        int height = intent.getIntExtra(Intents.Scan.HEIGHT, 0);
        if (width > 0 && height > 0) {
          cameraManager.setManualFramingRect(width, height);
        }
      }
      
      String customPromptMessage = intent.getStringExtra(Intents.Scan.PROMPT_MESSAGE);
      if (customPromptMessage != null) {
        statusView.setText(customPromptMessage);
      }

    } else if (dataString != null &&
               dataString.contains(PRODUCT_SEARCH_URL_PREFIX) &&
               dataString.contains(PRODUCT_SEARCH_URL_SUFFIX)) {

      // Scan only products and send the result to mobile Product Search.
      source = IntentSource.PRODUCT_SEARCH_LINK;
      sourceUrl = dataString;
      decodeFormats = DecodeFormatManager.PRODUCT_FORMATS;

    } else if (isZXingURL(dataString)) {

      // Scan formats requested in query string (all formats if none specified).
      // If a return URL is specified, send the results there. Otherwise, handle it ourselves.
      source = IntentSource.ZXING_LINK;
      sourceUrl = dataString;
      Uri inputUri = Uri.parse(sourceUrl);
      returnUrlTemplate = inputUri.getQueryParameter(RETURN_URL_PARAM);
      decodeFormats = DecodeFormatManager.parseDecodeFormats(inputUri);

    }

    characterSet = intent.getStringExtra(Intents.Scan.CHARACTER_SET);

  }
}