/// <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));
}
