/// <summary>
/// Combine Gma.QrCodeNet.Encoding input recognition method and version control method
/// with legacy code. To create expected answer.
/// This is base on assume Gma.QrCodeNet.Encoding input recognition and version control sometime
/// give different result as legacy code.
/// </summary>
/// <param name="content"></param>
/// <returns></returns>
internal static BitVector DataEncodeUsingReferenceImplementation(string content, ErrorCorrectionLevel ecLevel, out QRCodeInternal qrInternal)
{
if (string.IsNullOrEmpty(content))
{
throw new ArgumentException("input string content can not be null or empty");
}
//Choose mode
RecognitionStruct recognitionResult = InputRecognise.Recognise(content);
string encodingName = recognitionResult.EncodingName;
Mode mode = ConvertMode(recognitionResult.Mode);
//append byte to databits
BitVector dataBits = new BitVector();
EncoderInternal.appendBytes(content, mode, dataBits, encodingName);
int dataBitsLength = dataBits.size();
VersionControlStruct vcStruct =
VersionControl.InitialSetup(dataBitsLength, recognitionResult.Mode, ecLevel, recognitionResult.EncodingName);
//ECI
BitVector headerAndDataBits = new BitVector();
string defaultByteMode = "iso-8859-1";
if (mode == Mode.BYTE && !defaultByteMode.Equals(encodingName))
{
CharacterSetECI eci = CharacterSetECI.getCharacterSetECIByName(encodingName);
if (eci != null)
{
EncoderInternal.appendECI(eci, headerAndDataBits);
}
}
//Mode
EncoderInternal.appendModeInfo(mode, headerAndDataBits);
//Char info
int numLetters = mode.Equals(Mode.BYTE) ? dataBits.sizeInBytes() : content.Length;
EncoderInternal.appendLengthInfo(numLetters, vcStruct.VersionDetail.Version, mode, headerAndDataBits);
//Combine with dataBits
headerAndDataBits.appendBitVector(dataBits);
// Terminate the bits properly.
EncoderInternal.terminateBits(vcStruct.VersionDetail.NumDataBytes, headerAndDataBits);
qrInternal = new QRCodeInternal();
qrInternal.Version = vcStruct.VersionDetail.Version;
qrInternal.MatrixWidth = vcStruct.VersionDetail.MatrixWidth;
qrInternal.EcLevelInternal = ErrorCorrectionLevelConverter.ToInternal(ecLevel);
qrInternal.NumTotalBytes = vcStruct.VersionDetail.NumTotalBytes;
qrInternal.NumDataBytes = vcStruct.VersionDetail.NumDataBytes;
qrInternal.NumRSBlocks = vcStruct.VersionDetail.NumECBlocks;
return(headerAndDataBits);
}
/// <summary> Append "bytes" in "mode" mode (encoding) into "bits". On success, store the result in "bits".</summary>
internal static void appendBytes(System.String content, Mode mode, BitVector bits, System.String encoding)
{
if (mode.Equals(Mode.NUMERIC))
{
appendNumericBytes(content, bits);
}
else if (mode.Equals(Mode.ALPHANUMERIC))
{
appendAlphanumericBytes(content, bits);
}
else if (mode.Equals(Mode.BYTE))
{
append8BitBytes(content, bits, encoding);
}
else if (mode.Equals(Mode.KANJI))
{
appendKanjiBytes(content, bits);
}
else
{
throw new WriterException("Invalid mode: " + mode);
}
}
/// <summary> Append "bytes" in "mode" mode (encoding) into "bits". On success, store the result in "bits".</summary>
internal static void appendBytes(System.String content, Mode mode, BitVector bits, System.String encoding)
{
if (mode.Equals(Mode.NUMERIC))
{
appendNumericBytes(content, bits);
}
else if (mode.Equals(Mode.ALPHANUMERIC))
{
appendAlphanumericBytes(content, bits);
}
else if (mode.Equals(Mode.BYTE))
{
append8BitBytes(content, bits, encoding);
}
else if (mode.Equals(Mode.KANJI))
{
appendKanjiBytes(content, bits);
}
else
{
throw new WriterException("Invalid mode: " + mode);
}
}
public static void encode(System.String content, ErrorCorrectionLevel ecLevel, System.Collections.Hashtable hints, QRCode qrCode)
{
System.String encoding = hints == null?null:(System.String)hints[EncodeHintType.CHARACTER_SET];
if (encoding == null)
{
encoding = DEFAULT_BYTE_MODE_ENCODING;
}
// Step 1: Choose the mode (encoding).
Mode mode = chooseMode(content, encoding);
// Step 2: Append "bytes" into "dataBits" in appropriate encoding.
BitVector dataBits = new BitVector();
appendBytes(content, mode, dataBits, encoding);
// Step 3: Initialize QR code that can contain "dataBits".
int numInputBytes = dataBits.sizeInBytes();
initQRCode(numInputBytes, ecLevel, mode, qrCode);
// Step 4: Build another bit vector that contains header and data.
BitVector headerAndDataBits = new BitVector();
// Step 4.5: Append ECI message if applicable
if (mode == Mode.BYTE && !DEFAULT_BYTE_MODE_ENCODING.Equals(encoding))
{
CharacterSetECI eci = CharacterSetECI.getCharacterSetECIByName(encoding);
if (eci != null)
{
appendECI(eci, headerAndDataBits);
}
}
appendModeInfo(mode, headerAndDataBits);
int numLetters = mode.Equals(Mode.BYTE)?dataBits.sizeInBytes():content.Length;
appendLengthInfo(numLetters, qrCode.Version, mode, headerAndDataBits);
headerAndDataBits.appendBitVector(dataBits);
// Step 5: Terminate the bits properly.
terminateBits(qrCode.NumDataBytes, headerAndDataBits);
// Step 6: Interleave data bits with error correction code.
BitVector finalBits = new BitVector();
interleaveWithECBytes(headerAndDataBits, qrCode.NumTotalBytes, qrCode.NumDataBytes, qrCode.NumRSBlocks, finalBits);
// Step 7: Choose the mask pattern and set to "qrCode".
ByteMatrix matrix = new ByteMatrix(qrCode.MatrixWidth, qrCode.MatrixWidth);
qrCode.MaskPattern = chooseMaskPattern(finalBits, qrCode.ECLevel, qrCode.Version, matrix);
// Step 8. Build the matrix and set it to "qrCode".
MatrixUtil.buildMatrix(finalBits, qrCode.ECLevel, qrCode.Version, qrCode.MaskPattern, matrix);
qrCode.Matrix = matrix;
// Step 9. Make sure we have a valid QR Code.
if (!qrCode.Valid)
{
throw new WriterException("Invalid QR code: " + qrCode.ToString());
}
}