Java Result.getResultMetadata方法代码示例

import com.google.zxing.Result; //导入方法依赖的package包/类
@Override
public Result decode(BinaryBitmap image,
                     Map<DecodeHintType,?> hints) throws NotFoundException, FormatException {
  try {
    return doDecode(image, hints);
  } catch (NotFoundException nfe) {
    boolean tryHarder = hints != null && hints.containsKey(DecodeHintType.TRY_HARDER);
    if (tryHarder && image.isRotateSupported()) {
      BinaryBitmap rotatedImage = image.rotateCounterClockwise();
      Result result = doDecode(rotatedImage, hints);
      // Record that we found it rotated 90 degrees CCW / 270 degrees CW
      Map<ResultMetadataType,?> metadata = result.getResultMetadata();
      int orientation = 270;
      if (metadata != null && metadata.containsKey(ResultMetadataType.ORIENTATION)) {
        // But if we found it reversed in doDecode(), add in that result here:
        orientation = (orientation +
            (Integer) metadata.get(ResultMetadataType.ORIENTATION)) % 360;
      }
      result.putMetadata(ResultMetadataType.ORIENTATION, orientation);
      // Update result points
      ResultPoint[] points = result.getResultPoints();
      if (points != null) {
        int height = rotatedImage.getHeight();
        for (int i = 0; i < points.length; i++) {
          points[i] = new ResultPoint(height - points[i].getY() - 1, points[i].getX());
        }
      }
      return result;
    } else {
      throw nfe;
    }
  }
}
 

import com.google.zxing.Result; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
private void handleDecodeInternally(Result rawResult, Bitmap barcode) {
    viewfinderView.setVisibility(View.GONE);

    Map<ResultMetadataType, Object> metadata = (Map<ResultMetadataType, Object>) rawResult.getResultMetadata();
    if (metadata != null) {
        StringBuilder metadataText = new StringBuilder(20);
        for (Map.Entry<ResultMetadataType, Object> entry : metadata.entrySet()) {
            if (DISPLAYABLE_METADATA_TYPES.contains(entry.getKey())) {
                metadataText.append(entry.getValue()).append('\n');
            }
        }
        if (metadataText.length() > 0) {
            metadataText.setLength(metadataText.length() - 1);
        }
    }
}
 

import com.google.zxing.Result; //导入方法依赖的package包/类
public Result decode(BinaryBitmap image, Map<DecodeHintType, ?> hints) throws
        NotFoundException, FormatException {
    Result doDecode;
    try {
        doDecode = doDecode(image, hints);
    } catch (NotFoundException nfe) {
        boolean tryHarder = hints != null && hints.containsKey(DecodeHintType.TRY_HARDER);
        if (tryHarder && image.isRotateSupported()) {
            BinaryBitmap rotatedImage = image.rotateCounterClockwise();
            doDecode = doDecode(rotatedImage, hints);
            Map<ResultMetadataType, ?> metadata = doDecode.getResultMetadata();
            int orientation = 270;
            if (metadata != null && metadata.containsKey(ResultMetadataType.ORIENTATION)) {
                orientation = (((Integer) metadata.get(ResultMetadataType.ORIENTATION))
                        .intValue() + 270) % 360;
            }
            doDecode.putMetadata(ResultMetadataType.ORIENTATION, Integer.valueOf(orientation));
            ResultPoint[] points = doDecode.getResultPoints();
            if (points != null) {
                int height = rotatedImage.getHeight();
                for (int i = 0; i < points.length; i++) {
                    points[i] = new ResultPoint((((float) height) - points[i].getY()) - 1.0f,
                            points[i].getX());
                }
            }
        } else {
            throw nfe;
        }
    }
    return doDecode;
}
 

import com.google.zxing.Result; //导入方法依赖的package包/类
private void handleDecodeInternally(Result rawResult, ResultHandler resultHandler, Bitmap barcode) {
  statusView.setVisibility(View.GONE);
  viewfinderView.setVisibility(View.GONE);
  resultView.setVisibility(View.VISIBLE);

  ImageView barcodeImageView = (ImageView) findViewById(R.id.barcode_image_view);
  if (barcode == null) {
    barcodeImageView.setImageBitmap(BitmapFactory.decodeResource(getResources(),
        R.drawable.launcher_icon));
  } else {
    barcodeImageView.setImageBitmap(barcode);
  }

  TextView formatTextView = (TextView) findViewById(R.id.format_text_view);
  formatTextView.setText(rawResult.getBarcodeFormat().toString());

  TextView typeTextView = (TextView) findViewById(R.id.type_text_view);
  typeTextView.setText(resultHandler.getType().toString());

  DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
  TextView timeTextView = (TextView) findViewById(R.id.time_text_view);
  timeTextView.setText(formatter.format(new Date(rawResult.getTimestamp())));


  TextView metaTextView = (TextView) findViewById(R.id.meta_text_view);
  View metaTextViewLabel = findViewById(R.id.meta_text_view_label);
  metaTextView.setVisibility(View.GONE);
  metaTextViewLabel.setVisibility(View.GONE);
  Map<ResultMetadataType,Object> metadata = rawResult.getResultMetadata();
  if (metadata != null) {
    StringBuilder metadataText = new StringBuilder(20);
    for (Map.Entry<ResultMetadataType,Object> entry : metadata.entrySet()) {
      if (DISPLAYABLE_METADATA_TYPES.contains(entry.getKey())) {
        metadataText.append(entry.getValue()).append('\n');
      }
    }
    if (metadataText.length() > 0) {
      metadataText.setLength(metadataText.length() - 1);
      metaTextView.setText(metadataText);
      metaTextView.setVisibility(View.VISIBLE);
      metaTextViewLabel.setVisibility(View.VISIBLE);
    }
  }

  TextView contentsTextView = (TextView) findViewById(R.id.contents_text_view);
  CharSequence displayContents = resultHandler.getDisplayContents();
  contentsTextView.setText(displayContents);
  // Crudely scale betweeen 22 and 32 -- bigger font for shorter text
  int scaledSize = Math.max(22, 32 - displayContents.length() / 4);
  contentsTextView.setTextSize(TypedValue.COMPLEX_UNIT_SP, scaledSize);

  TextView supplementTextView = (TextView) findViewById(R.id.contents_supplement_text_view);
  supplementTextView.setText("");
  supplementTextView.setOnClickListener(null);
  

  int buttonCount = resultHandler.getButtonCount();
  ViewGroup buttonView = (ViewGroup) findViewById(R.id.result_button_view);
  buttonView.requestFocus();
  for (int x = 0; x < ResultHandler.MAX_BUTTON_COUNT; x++) {
    TextView button = (TextView) buttonView.getChildAt(x);
    if (x < buttonCount) {
      button.setVisibility(View.VISIBLE);
      button.setText(resultHandler.getButtonText(x));
      button.setOnClickListener(new ResultButtonListener(resultHandler, x));
    } else {
      button.setVisibility(View.GONE);
    }
  }

  
}
 

import com.google.zxing.Result; //导入方法依赖的package包/类
private void handleDecodeExternally(Result rawResult, ResultHandler resultHandler, Bitmap barcode) {

    if (barcode != null) {
      viewfinderView.drawResultBitmap(barcode);
    }

    long resultDurationMS;
    if (getIntent() == null) {
      resultDurationMS = DEFAULT_INTENT_RESULT_DURATION_MS;
    } else {
      resultDurationMS = getIntent().getLongExtra(Intents.Scan.RESULT_DISPLAY_DURATION_MS,
                                                  DEFAULT_INTENT_RESULT_DURATION_MS);
    }

    if (copyToClipboard && !resultHandler.areContentsSecure()) {
      ClipboardManager clipboard = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
      CharSequence text = resultHandler.getDisplayContents();
      if (text != null) {
        clipboard.setText(text);
      }
    }

    if (source == IntentSource.NATIVE_APP_INTENT) {
      
      // Hand back whatever action they requested - this can be changed to Intents.Scan.ACTION when
      // the deprecated intent is retired.
      Intent intent = new Intent(getIntent().getAction());
      intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
      intent.putExtra(Intents.Scan.RESULT, rawResult.toString());
      intent.putExtra(Intents.Scan.RESULT_FORMAT, rawResult.getBarcodeFormat().toString());
      byte[] rawBytes = rawResult.getRawBytes();
      if (rawBytes != null && rawBytes.length > 0) {
        intent.putExtra(Intents.Scan.RESULT_BYTES, rawBytes);
      }
      Map<ResultMetadataType,?> metadata = rawResult.getResultMetadata();
      if (metadata != null) {
        if (metadata.containsKey(ResultMetadataType.UPC_EAN_EXTENSION)) {
          intent.putExtra(Intents.Scan.RESULT_UPC_EAN_EXTENSION,
                          metadata.get(ResultMetadataType.UPC_EAN_EXTENSION).toString());
        }
        Integer orientation = (Integer) metadata.get(ResultMetadataType.ORIENTATION);
        if (orientation != null) {
          intent.putExtra(Intents.Scan.RESULT_ORIENTATION, orientation.intValue());
        }
        String ecLevel = (String) metadata.get(ResultMetadataType.ERROR_CORRECTION_LEVEL);
        if (ecLevel != null) {
          intent.putExtra(Intents.Scan.RESULT_ERROR_CORRECTION_LEVEL, ecLevel);
        }
        Iterable<byte[]> byteSegments = (Iterable<byte[]>) metadata.get(ResultMetadataType.BYTE_SEGMENTS);
        if (byteSegments != null) {
          int i = 0;
          for (byte[] byteSegment : byteSegments) {
            intent.putExtra(Intents.Scan.RESULT_BYTE_SEGMENTS_PREFIX + i, byteSegment);
            i++;
          }
        }
      }
      sendReplyMessage(Constants.return_scan_result, intent, resultDurationMS);
    }
  }