com.google.zxing.pdf417.encoder.PDF417源码实例Demo-ICode联盟

类com.google.zxing.pdf417.encoder.PDF417源码实例Demo

下面列出了怎么用com.google.zxing.pdf417.encoder.PDF417的API类实例代码及写法，或者点击链接到github查看源代码。

源代码1 项目： ZXing-Orient 文件： PDF417Writer.java


@Override
public BitMatrix encode(String contents,
                        BarcodeFormat format,
                        int width,
                        int height,
                        Map<EncodeHintType,?> hints) throws WriterException {
  if (format != BarcodeFormat.PDF_417) {
    throw new IllegalArgumentException("Can only encode PDF_417, but got " + format);
  }

  PDF417 encoder = new PDF417();
  int margin = WHITE_SPACE;

  if (hints != null) {
    if (hints.containsKey(EncodeHintType.PDF417_COMPACT)) {
      encoder.setCompact((Boolean) hints.get(EncodeHintType.PDF417_COMPACT));
    }
    if (hints.containsKey(EncodeHintType.PDF417_COMPACTION)) {
      encoder.setCompaction((Compaction) hints.get(EncodeHintType.PDF417_COMPACTION));
    }
    if (hints.containsKey(EncodeHintType.PDF417_DIMENSIONS)) {
      Dimensions dimensions = (Dimensions) hints.get(EncodeHintType.PDF417_DIMENSIONS);
      encoder.setDimensions(dimensions.getMaxCols(),
                            dimensions.getMinCols(),
                            dimensions.getMaxRows(),
                            dimensions.getMinRows());
    }
    if (hints.containsKey(EncodeHintType.MARGIN)) {
      margin = ((Number) hints.get(EncodeHintType.MARGIN)).intValue();
    }
    if (hints.containsKey(EncodeHintType.CHARACTER_SET)) {
      String encoding = (String) hints.get(EncodeHintType.CHARACTER_SET);
      encoder.setEncoding(Charset.forName(encoding));
    }
  }

  return bitMatrixFromEncoder(encoder, contents, width, height, margin);
}

源代码2 项目： ZXing-Orient 文件： PDF417Writer.java


/**
 * Takes encoder, accounts for width/height, and retrieves bit matrix
 */
private static BitMatrix bitMatrixFromEncoder(PDF417 encoder,
                                              String contents,
                                              int width,
                                              int height,
                                              int margin) throws WriterException {
  int errorCorrectionLevel = 2;
  encoder.generateBarcodeLogic(contents, errorCorrectionLevel);

  int lineThickness = 2;
  int aspectRatio = 4;
  byte[][] originalScale = encoder.getBarcodeMatrix().getScaledMatrix(lineThickness, aspectRatio * lineThickness);
  boolean rotated = false;
  if ((height > width) ^ (originalScale[0].length < originalScale.length)) {
    originalScale = rotateArray(originalScale);
    rotated = true;
  }

  int scaleX = width / originalScale[0].length;
  int scaleY = height / originalScale.length;

  int scale;
  if (scaleX < scaleY) {
    scale = scaleX;
  } else {
    scale = scaleY;
  }

  if (scale > 1) {
    byte[][] scaledMatrix =
        encoder.getBarcodeMatrix().getScaledMatrix(scale * lineThickness, scale * aspectRatio * lineThickness);
    if (rotated) {
      scaledMatrix = rotateArray(scaledMatrix);
    }
    return bitMatrixFrombitArray(scaledMatrix, margin);
  }
  return bitMatrixFrombitArray(originalScale, margin);
}

源代码3 项目： analyzer-of-android-for-Apache-Weex 文件： PDF417Writer.java


/**
 * Takes encoder, accounts for width/height, and retrieves bit matrix
 */
private static BitMatrix bitMatrixFromEncoder(PDF417 encoder,
                                              String contents,
                                              int errorCorrectionLevel,
                                              int width,
                                              int height,
                                              int margin) throws WriterException {
  encoder.generateBarcodeLogic(contents, errorCorrectionLevel);

  int aspectRatio = 4;
  byte[][] originalScale = encoder.getBarcodeMatrix().getScaledMatrix(1, aspectRatio);
  boolean rotated = false;
  if ((height > width) ^ (originalScale[0].length < originalScale.length)) {
    originalScale = rotateArray(originalScale);
    rotated = true;
  }

  int scaleX = width / originalScale[0].length;
  int scaleY = height / originalScale.length;

  int scale;
  if (scaleX < scaleY) {
    scale = scaleX;
  } else {
    scale = scaleY;
  }

  if (scale > 1) {
    byte[][] scaledMatrix =
        encoder.getBarcodeMatrix().getScaledMatrix(scale, scale * aspectRatio);
    if (rotated) {
      scaledMatrix = rotateArray(scaledMatrix);
    }
    return bitMatrixFrombitArray(scaledMatrix, margin);
  }
  return bitMatrixFrombitArray(originalScale, margin);
}

源代码4 项目： weex 文件： PDF417Writer.java


/**
 * Takes encoder, accounts for width/height, and retrieves bit matrix
 */
private static BitMatrix bitMatrixFromEncoder(PDF417 encoder,
                                              String contents,
                                              int errorCorrectionLevel,
                                              int width,
                                              int height,
                                              int margin) throws WriterException {
  encoder.generateBarcodeLogic(contents, errorCorrectionLevel);

  int aspectRatio = 4;
  byte[][] originalScale = encoder.getBarcodeMatrix().getScaledMatrix(1, aspectRatio);
  boolean rotated = false;
  if ((height > width) ^ (originalScale[0].length < originalScale.length)) {
    originalScale = rotateArray(originalScale);
    rotated = true;
  }

  int scaleX = width / originalScale[0].length;
  int scaleY = height / originalScale.length;

  int scale;
  if (scaleX < scaleY) {
    scale = scaleX;
  } else {
    scale = scaleY;
  }

  if (scale > 1) {
    byte[][] scaledMatrix =
        encoder.getBarcodeMatrix().getScaledMatrix(scale, scale * aspectRatio);
    if (rotated) {
      scaledMatrix = rotateArray(scaledMatrix);
    }
    return bitMatrixFrombitArray(scaledMatrix, margin);
  }
  return bitMatrixFrombitArray(originalScale, margin);
}

源代码5 项目： barcodescanner-lib-aar 文件： PDF417Writer.java


/**
 * Takes encoder, accounts for width/height, and retrieves bit matrix
 */
private static BitMatrix bitMatrixFromEncoder(PDF417 encoder,
                                              String contents,
                                              int errorCorrectionLevel,
                                              int width,
                                              int height,
                                              int margin) throws WriterException {
  encoder.generateBarcodeLogic(contents, errorCorrectionLevel);

  int aspectRatio = 4;
  byte[][] originalScale = encoder.getBarcodeMatrix().getScaledMatrix(1, aspectRatio);
  boolean rotated = false;
  if ((height > width) ^ (originalScale[0].length < originalScale.length)) {
    originalScale = rotateArray(originalScale);
    rotated = true;
  }

  int scaleX = width / originalScale[0].length;
  int scaleY = height / originalScale.length;

  int scale;
  if (scaleX < scaleY) {
    scale = scaleX;
  } else {
    scale = scaleY;
  }

  if (scale > 1) {
    byte[][] scaledMatrix =
        encoder.getBarcodeMatrix().getScaledMatrix(scale, scale * aspectRatio);
    if (rotated) {
      scaledMatrix = rotateArray(scaledMatrix);
    }
    return bitMatrixFrombitArray(scaledMatrix, margin);
  }
  return bitMatrixFrombitArray(originalScale, margin);
}

源代码6 项目： analyzer-of-android-for-Apache-Weex 文件： PDF417Writer.java


@Override
public BitMatrix encode(String contents,
                        BarcodeFormat format,
                        int width,
                        int height,
                        Map<EncodeHintType,?> hints) throws WriterException {
  if (format != BarcodeFormat.PDF_417) {
    throw new IllegalArgumentException("Can only encode PDF_417, but got " + format);
  }

  PDF417 encoder = new PDF417();
  int margin = WHITE_SPACE;
  int errorCorrectionLevel = DEFAULT_ERROR_CORRECTION_LEVEL;

  if (hints != null) {
    if (hints.containsKey(EncodeHintType.PDF417_COMPACT)) {
      encoder.setCompact(Boolean.valueOf(hints.get(EncodeHintType.PDF417_COMPACT).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_COMPACTION)) {
      encoder.setCompaction(Compaction.valueOf(hints.get(EncodeHintType.PDF417_COMPACTION).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_DIMENSIONS)) {
      Dimensions dimensions = (Dimensions) hints.get(EncodeHintType.PDF417_DIMENSIONS);
      encoder.setDimensions(dimensions.getMaxCols(),
                            dimensions.getMinCols(),
                            dimensions.getMaxRows(),
                            dimensions.getMinRows());
    }
    if (hints.containsKey(EncodeHintType.MARGIN)) {
      margin = Integer.parseInt(hints.get(EncodeHintType.MARGIN).toString());
    }
    if (hints.containsKey(EncodeHintType.ERROR_CORRECTION)) {
      errorCorrectionLevel = Integer.parseInt(hints.get(EncodeHintType.ERROR_CORRECTION).toString());
    }
    if (hints.containsKey(EncodeHintType.CHARACTER_SET)) {
      Charset encoding = Charset.forName(hints.get(EncodeHintType.CHARACTER_SET).toString());
      encoder.setEncoding(encoding);
    }
  }

  return bitMatrixFromEncoder(encoder, contents, errorCorrectionLevel, width, height, margin);
}

源代码7 项目： weex 文件： PDF417Writer.java


@Override
public BitMatrix encode(String contents,
                        BarcodeFormat format,
                        int width,
                        int height,
                        Map<EncodeHintType,?> hints) throws WriterException {
  if (format != BarcodeFormat.PDF_417) {
    throw new IllegalArgumentException("Can only encode PDF_417, but got " + format);
  }

  PDF417 encoder = new PDF417();
  int margin = WHITE_SPACE;
  int errorCorrectionLevel = DEFAULT_ERROR_CORRECTION_LEVEL;

  if (hints != null) {
    if (hints.containsKey(EncodeHintType.PDF417_COMPACT)) {
      encoder.setCompact(Boolean.valueOf(hints.get(EncodeHintType.PDF417_COMPACT).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_COMPACTION)) {
      encoder.setCompaction(Compaction.valueOf(hints.get(EncodeHintType.PDF417_COMPACTION).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_DIMENSIONS)) {
      Dimensions dimensions = (Dimensions) hints.get(EncodeHintType.PDF417_DIMENSIONS);
      encoder.setDimensions(dimensions.getMaxCols(),
                            dimensions.getMinCols(),
                            dimensions.getMaxRows(),
                            dimensions.getMinRows());
    }
    if (hints.containsKey(EncodeHintType.MARGIN)) {
      margin = Integer.parseInt(hints.get(EncodeHintType.MARGIN).toString());
    }
    if (hints.containsKey(EncodeHintType.ERROR_CORRECTION)) {
      errorCorrectionLevel = Integer.parseInt(hints.get(EncodeHintType.ERROR_CORRECTION).toString());
    }
    if (hints.containsKey(EncodeHintType.CHARACTER_SET)) {
      Charset encoding = Charset.forName(hints.get(EncodeHintType.CHARACTER_SET).toString());
      encoder.setEncoding(encoding);
    }
  }

  return bitMatrixFromEncoder(encoder, contents, errorCorrectionLevel, width, height, margin);
}

源代码8 项目： barcodescanner-lib-aar 文件： PDF417Writer.java


@Override
public BitMatrix encode(String contents,
                        BarcodeFormat format,
                        int width,
                        int height,
                        Map<EncodeHintType,?> hints) throws WriterException {
  if (format != BarcodeFormat.PDF_417) {
    throw new IllegalArgumentException("Can only encode PDF_417, but got " + format);
  }

  PDF417 encoder = new PDF417();
  int margin = WHITE_SPACE;
  int errorCorrectionLevel = DEFAULT_ERROR_CORRECTION_LEVEL;

  if (hints != null) {
    if (hints.containsKey(EncodeHintType.PDF417_COMPACT)) {
      encoder.setCompact(Boolean.valueOf(hints.get(EncodeHintType.PDF417_COMPACT).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_COMPACTION)) {
      encoder.setCompaction(Compaction.valueOf(hints.get(EncodeHintType.PDF417_COMPACTION).toString()));
    }
    if (hints.containsKey(EncodeHintType.PDF417_DIMENSIONS)) {
      Dimensions dimensions = (Dimensions) hints.get(EncodeHintType.PDF417_DIMENSIONS);
      encoder.setDimensions(dimensions.getMaxCols(),
                            dimensions.getMinCols(),
                            dimensions.getMaxRows(),
                            dimensions.getMinRows());
    }
    if (hints.containsKey(EncodeHintType.MARGIN)) {
      margin = Integer.parseInt(hints.get(EncodeHintType.MARGIN).toString());
    }
    if (hints.containsKey(EncodeHintType.ERROR_CORRECTION)) {
      errorCorrectionLevel = Integer.parseInt(hints.get(EncodeHintType.ERROR_CORRECTION).toString());
    }
    if (hints.containsKey(EncodeHintType.CHARACTER_SET)) {
      Charset encoding = Charset.forName(hints.get(EncodeHintType.CHARACTER_SET).toString());
      encoder.setEncoding(encoding);
    }
  }

  return bitMatrixFromEncoder(encoder, contents, errorCorrectionLevel, width, height, margin);
}

类所在包

com.google.zxing

类方法

setCompact ( )

同包方法

com.google.zxing.BarcodeFormat

com.google.zxing.common.BitMatrix

com.google.zxing.Result

com.google.zxing.WriterException

com.google.zxing.common.HybridBinarizer

com.google.zxing.EncodeHintType

com.google.zxing.BinaryBitmap