/// <summary> /// Takes encoder, accounts for width/height, and retrieves bit matrix /// </summary> private static BitMatrix bitMatrixFromEncoder(Internal.PDF417 encoder, String contents, int errorCorrectionLevel, int width, int height, int margin, int aspectRatio) { if (width >= height) { encoder.generateBarcodeLogic(contents, errorCorrectionLevel, width, height, ref aspectRatio); } else { encoder.generateBarcodeLogic(contents, errorCorrectionLevel, height, width, ref aspectRatio); } sbyte[][] originalScale = encoder.BarcodeMatrix.getScaledMatrix(1, aspectRatio); bool 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) { sbyte[][] scaledMatrix = encoder.BarcodeMatrix.getScaledMatrix(scale, scale * aspectRatio); if (rotated) { scaledMatrix = rotateArray(scaledMatrix); } return(bitMatrixFromBitArray(scaledMatrix, margin)); } return(bitMatrixFromBitArray(originalScale, margin)); }
/// <summary> /// </summary> /// <param name="contents">The contents to encode in the barcode</param> /// <param name="format">The barcode format to generate</param> /// <param name="width">The preferred width in pixels</param> /// <param name="height">The preferred height in pixels</param> /// <param name="hints">Additional parameters to supply to the encoder</param> /// <returns> /// The generated barcode as a Matrix of unsigned bytes (0 == black, 255 == white) /// </returns> public BitMatrix encode(String contents, BarcodeFormat format, int width, int height, IDictionary <EncodeHintType, object> hints) { if (format != BarcodeFormat.PDF_417) { throw new ArgumentException("Can only encode PDF_417, but got " + format); } var encoder = new Internal.PDF417(); var margin = WHITE_SPACE; var errorCorrectionLevel = DEFAULT_ERROR_CORRECTION_LEVEL; var aspectRatio = DEFAULT_ASPECT_RATIO; if (hints != null) { if (hints.ContainsKey(EncodeHintType.PDF417_COMPACT) && hints[EncodeHintType.PDF417_COMPACT] != null) { encoder.setCompact(Convert.ToBoolean(hints[EncodeHintType.PDF417_COMPACT].ToString())); } if (hints.ContainsKey(EncodeHintType.PDF417_COMPACTION) && hints[EncodeHintType.PDF417_COMPACTION] != null) { if (Enum.IsDefined(typeof(Compaction), hints[EncodeHintType.PDF417_COMPACTION].ToString())) { var compactionEnum = (Compaction)Enum.Parse(typeof(Compaction), hints[EncodeHintType.PDF417_COMPACTION].ToString(), true); encoder.setCompaction(compactionEnum); } } if (hints.ContainsKey(EncodeHintType.PDF417_DIMENSIONS)) { var dimensions = (Dimensions)hints[EncodeHintType.PDF417_DIMENSIONS]; encoder.setDimensions(dimensions.MaxCols, dimensions.MinCols, dimensions.MaxRows, dimensions.MinRows); } if (hints.ContainsKey(EncodeHintType.MARGIN) && hints[EncodeHintType.MARGIN] != null) { margin = Convert.ToInt32(hints[EncodeHintType.MARGIN].ToString()); } if (hints.ContainsKey(EncodeHintType.PDF417_ASPECT_RATIO) && hints[EncodeHintType.PDF417_ASPECT_RATIO] != null) { var value = hints[EncodeHintType.PDF417_ASPECT_RATIO]; if (value is PDF417AspectRatio || value is int) { aspectRatio = (int)value; } else { if (Enum.IsDefined(typeof(PDF417AspectRatio), value.ToString())) { var aspectRatioEnum = (PDF417AspectRatio)Enum.Parse(typeof(PDF417AspectRatio), value.ToString(), true); aspectRatio = (int)aspectRatioEnum; } } } if (hints.ContainsKey(EncodeHintType.ERROR_CORRECTION) && hints[EncodeHintType.ERROR_CORRECTION] != null) { var value = hints[EncodeHintType.ERROR_CORRECTION]; if (value is PDF417ErrorCorrectionLevel || value is int) { errorCorrectionLevel = (int)value; } else { if (Enum.IsDefined(typeof(PDF417ErrorCorrectionLevel), value.ToString())) { var errorCorrectionLevelEnum = (PDF417ErrorCorrectionLevel)Enum.Parse(typeof(PDF417ErrorCorrectionLevel), value.ToString(), true); errorCorrectionLevel = (int)errorCorrectionLevelEnum; } } } if (hints.ContainsKey(EncodeHintType.CHARACTER_SET)) { #if !SILVERLIGHT || WINDOWS_PHONE var encoding = (String)hints[EncodeHintType.CHARACTER_SET]; if (encoding != null) { encoder.setEncoding(encoding); } #else // Silverlight supports only UTF-8 and UTF-16 out-of-the-box encoder.setEncoding("UTF-8"); #endif } if (hints.ContainsKey(EncodeHintType.DISABLE_ECI) && hints[EncodeHintType.DISABLE_ECI] != null) { encoder.setDisableEci(Convert.ToBoolean(hints[EncodeHintType.DISABLE_ECI].ToString())); } } return(bitMatrixFromEncoder(encoder, contents, errorCorrectionLevel, width, height, margin, aspectRatio)); }