protected BarcodeType GetBarcodeType(JObject jObject)
{
BarcodeType result = null;
bool hasItem = jObject.ContainsKey("TypeName");
if (hasItem)
{
JToken encodeType = jObject["TypeName"];
if (encodeType != null)
{
string encodeTypeName = encodeType.Value <string>();
if (!String.IsNullOrEmpty(encodeTypeName))
{
foreach (BarcodeType item in BarcodeTypes.AllTypes)
{
if (item.TypeName == encodeTypeName)
{
result = item;
break;
}
}
}
}
}
return(result);
}
public static IFBarcode CreateBarcode(BarcodeType type)
{
IFBarcode barcode = null;
switch (type)
{
case BarcodeType.Code_39:
barcode = m_Code39;
break;
case BarcodeType.Code_128:
barcode = m_Code128;
break;
case BarcodeType.Code_QR:
barcode = m_CodeQR;
break;
case BarcodeType.Code_QR_Mini:
barcode = m_CodeQRMini;
break;
}
return(barcode);
}
/* Barcode Commands */
public byte[] PrintBarcode(BarcodeType type, string barcode, BarcodeCode code = BarcodeCode.CODE_B)
{
DataValidator.ValidateBarcode(type, code, barcode);
// For CODE128, prepend the first 2 characters as 0x7B and the CODE type, and escape 0x7B characters.
if (type == BarcodeType.CODE128)
{
if (code == BarcodeCode.CODE_C)
{
var b = Encoding.ASCII.GetBytes(barcode);
var ob = new byte[b.Length / 2];
for (int i = 0, obc = 0; i < b.Length; i += 2)
{
ob[obc++] = (byte)((b[i] - '0') * 10 + (b[i + 1] - '0'));
}
barcode = Encoding.ASCII.GetString(ob);
}
barcode = barcode.Replace("{", "{{");
barcode = $"{(char) 0x7B}{(char) code}" + barcode;
}
var command = new List <byte> {
Cmd.GS, Barcodes.PrintBarcode, (byte)type, (byte)barcode.Length
};
command.AddRange(barcode.ToCharArray().Select(x => (byte)x));
return(command.ToArray());
}
public static byte[] GetBarCode(string txt, BarcodeType type, BarcodeTextPosition txtpos)
{
string path = Application.StartupPath + "\\log.bmp";
string strtxm = txt;
FileStream filestr = new FileStream(path, FileMode.Create);
Cobainsoft.Windows.Forms.BarcodeControl control = new BarcodeControl(); //实例化
control.BarcodeType = type; //启用的编码
control.Data = strtxm; //生成编码的字符串
control.StretchText = false;
control.CopyRight = ""; //显示标题
control.TextPosition = txtpos; //显示位置，Above，NotShown，Below
filestr.Close(); //关闭文件
control.SaveImage(ImageFormat.Bmp, 1, 90, true, false, null, path);
byte[] imgs = SetImageToByteArray(path);
if (System.IO.File.Exists(path))
{
try
{
System.IO.File.Delete(path);
}
catch
{
MessageBox.Show("缺少log.bmp文件");
}
}
return(imgs);
}
public override void DetectBarcode(BarcodeType barcodeType, string codeId, string barcode)
{
if (gunManager.detectBarcode != null)
{
gunManager.detectBarcode(barcodeType, codeId, barcode);
}
}
public static int[] GetBarcodeDataValues(string barcodeDataString, BarcodeType codeSet, out byte[] encoded)
{
if (codeSet == BarcodeType.GS1_128A || codeSet == BarcodeType.GS1_128B)
{
encoded = new byte[barcodeDataString.Length * 11];
int[] barcodeDataValues = new int[barcodeDataString.Length];
for (int i = 0; i < barcodeDataString.Length; i++)
{
string character = barcodeDataString[i].ToString();
Code128EncodationEntry entry = codeSet == BarcodeType.GS1_128A
? Entries.First(e => e.A == character)
: Entries.First(e => e.B == character);
int characterValue = int.Parse(entry.Value);
barcodeDataValues[i] = characterValue;
entry.Encoded.CopyTo(encoded, i * 11);
}
return(barcodeDataValues);
}
else
{
int[] barcodeDataValues = new int[barcodeDataString.Length / 2];
encoded = new byte[barcodeDataValues.Length * 11];
for (int i = 0, j = 0; i < barcodeDataString.Length; i += 2, j++)
{
string characterC = barcodeDataString.Substring(i, 2);
var entry = Entries.First(e => e.C == characterC);
var characterCValue = int.Parse(entry.Value);
barcodeDataValues[j] = characterCValue;
entry.Encoded.CopyTo(encoded, j * 11);
}
return(barcodeDataValues);
}
}
public BarcodeAdjustment(Number input)
{
String key = GetSpecialBarcodeKey(input.ToString().Substring(0, 2));
switch (key)
{
case WeightPrefix:
this.Quantity = new Number(Decimal.Parse(BarcodeValue(input)) / 1000);
this.Type = BarcodeType.ByGramma;
break;
case QuantityPrefix:
this.Quantity = new Number(Int32.Parse(BarcodeValue(input)));
this.Type = BarcodeType.ByQuantity;
if (Quantity.ToDecimal() > 100)
{
throw new OutofQuantityLimitException();
}
break;
case TotalAmountPrefix:
this.Amount = Decimal.Parse(BarcodeValue(input)) / 100;
this.Type = BarcodeType.ByTotalAmount;
break;
case PricePrefix:
this.Price = Decimal.Parse(BarcodeValue(input)) / 100;
this.Type = BarcodeType.ByPrice;
break;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Barcode"/> class.
/// </summary>
/// <param name="data">The data to encode as a barcode.</param>
public Barcode(string data)
{
_data = data;
_type = BarcodeType.Code128;
InitializeType();
}
/// <summary>
/// Initializes a new instance of the <see cref="Barcode" /> class.
/// </summary>
/// <param name="data">The data to encode as a barcode.</param>
/// <param name="type">The type of barcode. Defaults to Code128</param>
public Barcode(string data, BarcodeType type)
{
_data = data;
_type = type;
InitializeType();
}
public static BarcodeType FindNewType(string text, int i)
{
BarcodeType btype = BarcodeType.Code128B;
if (text[i] == (char)0xBF)
{
i++;
}
string acopy = text.Substring(i);
int index = acopy.IndexOf((char)0xBF);
if (index >= 0)
{
acopy = acopy.Substring(0, index);
}
// Look for 128C
if ((acopy.Length % 2) == 0)
{
btype = BarcodeType.Code128C;
foreach (char c in acopy)
{
if (!StringUtil.IsDigit(c))
{
btype = BarcodeType.Code128B;
break;
}
}
}
return(btype);
}
protected void setTitleConvBarcodeThread(object obj, BarcodeType type)
{
DataGridViewCell cell = (DataGridViewCell)obj;
if (cell.ToolTipText == this.tooltip_BarcodeSearching)
{
return;
}
bool f = false;
try
{
ControlUtil.SafelyOperated(this, (MethodInvoker) delegate() { cell.ToolTipText = this.tooltip_BarcodeSearching; });
f = this.setTitleConvBarcode_Impl(cell, type);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "ISBN/JAN検索");
}
finally
{
if (f == false)
{
//書名をセットしなかった
}
ControlUtil.SafelyOperated(this, (MethodInvoker) delegate() { cell.ToolTipText = null; });
}
}
public List<BarcodeType> GetAllActiveBarcodeTypes()
{
List<BarcodeType> barcodeTypes = null;
_log.DebugFormat("dbo.GetAllActiveBarcodeTypes");
try
{
barcodeTypes = new List<BarcodeType>();
DataSet ds = GetDatasetByCommand("dbo.GetAllActiveBarcodeTypes");
DataRowCollection rows = ds.Tables[0].Rows;
foreach (DataRow row in rows)
{
BarcodeType barcodeType = new BarcodeType();
barcodeType.ID = Convert.ToInt64(row["ID"]);
barcodeType.Name = Convert.ToString(row["Name"]);
barcodeType.Deleted = Convert.ToBoolean(row["Deleted"]);
barcodeTypes.Add(barcodeType);
}
}
catch (Exception ex)
{
_log.ErrorFormat("Exception Occured: Exception={0}", ex);
}
return barcodeTypes;
}
public Barcode(BarcodeType type, string message, string encoding, string alternateText)
{
Format = type;
Message = message;
Encoding = encoding;
AlternateText = alternateText;
}
public Task <Image> EncodeImage(BarcodeType type, string content, int width, int height)
{
var barcode = new BarcodeLib.Barcode
{
IncludeLabel = true,
Alignment = BarcodeLib.AlignmentPositions.CENTER,
RotateFlipType = RotateFlipType.RotateNoneFlipNone,
BackColor = Color.White,
ForeColor = Color.Black,
LabelPosition = BarcodeLib.LabelPositions.BOTTOMCENTER,
AlternateLabel = content
};
Image image;
if (width < ImagingConstants.MinimalBarcodeWidth || height < ImagingConstants.MinimalBarcodeHeight)
{
image = barcode.Encode((BarcodeLib.TYPE)((int)type), content);
}
else
{
image = barcode.Encode((BarcodeLib.TYPE)((int)type), content, width, height);
}
return(Task.FromResult(image));
}
public static Settings Create(bool enableBarcodeScanning = true, BarcodeType barcodeType = BarcodeType.All, float qRCodeSize = .1f) =>
new Settings()
{
EnableBarcodeScanning = enableBarcodeScanning,
ScanTypes = barcodeType,
QRCodeSize = qRCodeSize
};
public override void DetectBarcode(BarcodeType barcodeType, string codeId, NSData barcodeData)
{
if (gunManager.detectBarcodeData != null)
{
gunManager.detectBarcodeData(barcodeType, codeId, barcodeData);
}
}
public void DisableBarcodeType(BarcodeType type)
{
if (IsConnected)
{
scannerInterface.DisableBarcodeType((int)type);
}
}
private static MediaVisionSource GenerateSource(BarcodeGenerationConfiguration config,
string message, BarcodeType type, int qrMode, int qrEcc, int qrVersion)
{
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
ValidationUtil.ValidateEnum(typeof(BarcodeType), type);
MediaVisionSource source = new MediaVisionSource();
try
{
InteropBarcode.GenerateSource(EngineConfiguration.GetHandle(config),
message, type, qrMode, qrEcc, qrVersion, source.Handle).
Validate("Failed to generate source");
}
catch (Exception)
{
source.Dispose();
throw;
}
return(source);
}
}//CheckNumericOnly
//private string GetXML()
//{
// if (EncodedValue == "")
// throw new System.Exception("EGETXML-1: Could not retrieve XML due to the barcode not being encoded first. Please call Encode first.");
// else
// {
// try
// {
// using (BarcodeXML xml = new BarcodeXML())
// {
// BarcodeXML.BarcodeRow row = xml.Barcode.NewBarcodeRow();
// row.Type = EncodedType.ToString();
// row.RawData = RawData;
// row.EncodedValue = EncodedValue;
// row.EncodingTime = EncodingTime;
// row.IncludeLabel = IncludeLabel;
// row.Forecolor = ColorTranslator.ToHtml(ForeColor);
// row.Backcolor = ColorTranslator.ToHtml(BackColor);
// row.CountryAssigningManufacturingCode = Country_Assigning_Manufacturer_Code;
// row.ImageWidth = Width;
// row.ImageHeight = Height;
// row.RotateFlipType = this.RotateFlipType;
// row.LabelPosition = this.LabelPosition;
// row.LabelFont = this.LabelFont.ToString();
// row.ImageFormat = this.ImageFormat.ToString();
// row.Alignment = this.Alignment;
// //get image in base 64
// using (MemoryStream ms = new MemoryStream())
// {
// EncodedImage.Save(ms, ImageFormat);
// row.Image = Convert.ToBase64String(ms.ToArray(), Base64FormattingOptions.None);
// }
// xml.Barcode.AddBarcodeRow(row);
// StringWriter sw = new StringWriter();
// xml.WriteXml(sw, XmlWriteMode.WriteSchema);
// return sw.ToString();
// }
// }
// catch (System.Exception ex)
// {
// throw new System.Exception("EGETXML-2: " + ex.Message);
// }
// }
//}
//public static Image GetImageFromXML(BarcodeXML internalXML)
//{
// try
// {
// //converting the base64 string to byte array
// Byte[] imageContent = new Byte[internalXML.Barcode[0].Image.Length];
// //loading it to memory stream and then to image object
// using (MemoryStream ms = new MemoryStream(Convert.FromBase64String(internalXML.Barcode[0].Image)))
// {
// return Image.FromStream(ms);
// }
// }
// catch (System.Exception ex)
// {
// throw new System.Exception("EGETIMAGEFROMXML-1: " + ex.Message);
// }
//}
#endregion
#region Static Methods
/// <summary>
/// Encodes the raw data into binary form representing bars and spaces. Also generates an Image of the barcode.
/// </summary>
/// <param name="iType">Type of encoding to use.</param>
/// <param name="Data">Raw data to encode.</param>
/// <returns>Image representing the barcode.</returns>
public static Image DoEncode(BarcodeType iType, string Data)
{
using (Barcode b = new Barcode())
{
return(b.Encode(iType, Data));
}
}
public void EnableBarcodeType(BarcodeType type, bool enableOnlyThis)
{
if (IsConnected)
{
scannerInterface.EnableBarcodeType((int)type, enableOnlyThis);
}
}
private bool IsContentValid(BarcodeType type, string content)
{
switch (type)
{
case BarcodeType.UPC_A:
case BarcodeType.UPC_E:
return((content.Length == 11 || content.Length == 12) && (content.All(i => i >= 48 && i <= 57)));
case BarcodeType.EAN13:
return((content.Length == 12 || content.Length == 13) && (content.All(i => i >= 48 && i <= 57)));
case BarcodeType.EAN8:
return((content.Length == 7 || content.Length == 8) && (content.All(i => i >= 48 && i <= 57)));
case BarcodeType.CODE39:
return(content.All(i => (i >= 45 && i <= 57) || (i >= 65 && i <= 90) || i == 32 || i == 36 || i == 37 || i == 43));
case BarcodeType.I25:
return((content.Length % 2 == 0) && (content.All(i => i >= 48 && i <= 57)));
case BarcodeType.CODEBAR:
return(content.All(i => (i >= 45 && i <= 58) || (i >= 65 && i <= 68) || i == 36 || i == 43));
case BarcodeType.CODE93:
case BarcodeType.CODE128:
return(content.All(i => i >= 0 && i <= 127));
case BarcodeType.CODE11:
case BarcodeType.MSI:
return(content.All(i => i >= 48 && i <= 57));
}
return(false);
}
/// <summary>
/// 画一维条码
/// </summary>
/// <param name="type">条码类型</param>
/// <param name="x">条码起始x坐标</param>
/// <param name="y">条码起始y坐标</param>
/// <param name="text">条码内容</param>
/// <param name="lineWidth">条码线条宽度</param>
/// <param name="height">条码高度</param>
/// <param name="ratio">宽条与窄条的比率</param>
/// <param name="rotation">旋转角度</param>
public CPCLPrintCommand DrawBarcode1D(BarcodeType type, int x, int y, string text, int lineWidth, int height, int ratio, RotationAngle rotation)
{
if (!string.IsNullOrWhiteSpace(text))
{
DrawBarcode1D(Helper.ConvertBarcodeType(type), x, y, text, lineWidth, height, ratio, (int)rotation);
}
return(this);
}
public void EventBarcodeData(NSData barcodeData, BarcodeType barcodeType, int scannerID)
{
if (barcodeData == null)
{
throw new ArgumentNullException("barcodeData");
}
global::ApiDefinitions.ZebraMessaging.void_objc_msgSend_IntPtr_int_int(this.Handle, Selector.GetHandle("sbtEventBarcodeData:barcodeType:fromScanner:"), barcodeData.Handle, (int)barcodeType, scannerID);
}
public GateOrderTicketAgentData(ICompositeKey <GateTicket> gateTicketKey, string number,
string barcode, BarcodeType barcodeType)
{
Number = number;
Barcode = barcode;
BarcodeType = barcodeType;
GateTicketKey = gateTicketKey;
}
public async Task <string> EncodeBase64(BarcodeType type, string content, int width, int height)
{
var image = await this.EncodeImage(type, content, width, height);
var result = image.ToBase64String(ImageFormat.Bmp);
return(result);
}
public async Task <byte[]> Encode(BarcodeType type, string content, int width, int height)
{
var image = await this.EncodeImage(type, content, width, height);
var result = image.ToByteArray(ImageFormat.Bmp);
return(result);
}
public void AddBarCode(string message, BarcodeType type, string encoding)
{
Barcode = new BarCode();
Barcode.Type = type;
Barcode.Message = message;
Barcode.Encoding = encoding;
Barcode.AlternateText = null;
}
/// <summary>
/// Encodes the raw data into binary form representing bars and spaces. Also generates an Image of the barcode.
/// </summary>
/// <param name="iType">Type of encoding to use.</param>
/// <param name="Data">Raw data to encode.</param>
/// <param name="IncludeLabel">Include the label at the bottom of the image with data encoded.</param>
/// <param name="DrawColor">Foreground color</param>
/// <param name="BackColor">Background color</param>
/// <param name="Width">Width of the resulting barcode.(pixels)</param>
/// <param name="Height">Height of the resulting barcode.(pixels)</param>
/// <returns>Image representing the barcode.</returns>
public static Image DoEncode(BarcodeType iType, string Data, bool IncludeLabel, Color DrawColor, Color BackColor, int Width, int Height)
{
using (Barcode b = new Barcode())
{
b.IncludeLabel = IncludeLabel;
return(b.Encode(iType, Data, DrawColor, BackColor, Width, Height));
}
}
/// <summary>
/// Encodes the raw data into binary form representing bars and spaces. Also generates an Image of the barcode.
/// </summary>
/// <param name="iType">Type of encoding to use.</param>
/// <param name="Data">Raw data to encode.</param>
/// <param name="IncludeLabel">Include the label at the bottom of the image with data encoded.</param>
/// <returns>Image representing the barcode.</returns>
public static Image DoEncode(BarcodeType iType, string Data, bool IncludeLabel)
{
using (Barcode b = new Barcode())
{
b.IncludeLabel = IncludeLabel;
return(b.Encode(iType, Data));
}
}
/// <summary>
/// Печать штрихового кода
/// </summary>
/// <param name="barcodeValue">Данные ШК</param>
/// <param name="barcodeType">Тип ШК</param>
public PrintBarcodeOperation(string barcodeValue, BarcodeType barcodeType) : base("PrintBarCode")
{
if (barcodeValue.IsNullOrEmptyOrWhiteSpace())
{
throw new ArgumentException(
string.Format(
ErrorStrings.ResourceManager.GetString("StringFormatError"),
this.GetType().GetProperty(nameof(Value)).GetDisplayName()),
nameof(barcodeValue));
}
var isBarcodeValueValid = false;
switch (barcodeType)
{
case BarcodeType.EAN8:
if (Regex.IsMatch(barcodeValue, RegexHelper.BarcodeEAN8Pattern))
{
isBarcodeValueValid = true;
}
break;
case BarcodeType.EAN13:
if (Regex.IsMatch(barcodeValue, RegexHelper.BarcodeEAN13Pattern))
{
isBarcodeValueValid = true;
}
break;
case BarcodeType.CODE39:
if (Regex.IsMatch(barcodeValue, RegexHelper.BarcodeCODE39Pattern))
{
isBarcodeValueValid = true;
}
break;
case BarcodeType.QR:
if (barcodeValue.Length < 256)
{
isBarcodeValueValid = true;
}
break;
}
if (!isBarcodeValueValid)
{
throw new ArgumentException(
string.Format(ErrorStrings.ResourceManager.GetString("BarcodeValueFormatError"),
barcodeType.GetDisplayName()), nameof(barcodeValue));
}
BcType = barcodeType;
Value = barcodeValue;
}
/// <summary>
/// A method to locate a mask for a barcode. Takes the barcode line entered. Variable "found" is true if found, else false.
/// </summary>
/// <param name="barcodeId">The barcode as it was entered or scanned.</param>
internal void Find(string barcodeId)
{
timeStarted = DateTime.Now;
found = false;
string barcodePrefix = barcodeId.Substring(0, 1) + "%";
string queryString = "SELECT LEN(PREFIX) AS LENGTH,* FROM RETAILBARCODEMASKTABLE WHERE PREFIX LIKE @PREFIX AND DATAAREAID = @DATAAREAID ORDER BY LENGTH DESC,MASK";
try
{
using (SqlCommand command = new SqlCommand(queryString, connection))
{
SqlParameter prefixParm = command.Parameters.Add("@PREFIX", SqlDbType.NVarChar, 22);
prefixParm.Value = barcodePrefix;
SqlParameter dataAreaIdParm = command.Parameters.Add("@DATAAREAID", SqlDbType.NVarChar, 4);
dataAreaIdParm.Value = DATAAREAID;
if (connection.State == ConnectionState.Closed)
{
connection.Open();
}
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
string readPrefix = reader.GetString(reader.GetOrdinal("PREFIX"));
if (barcodeId.Length >= readPrefix.Length)
{
barcodePrefix = barcodeId.Substring(0, readPrefix.Length);
if (readPrefix == barcodePrefix)
{
description = reader.GetString(reader.GetOrdinal("DESCRIPTION"));
mask = reader.GetString(reader.GetOrdinal("MASK"));
prefix = reader.GetString(reader.GetOrdinal("PREFIX"));
maskId = reader.GetString(reader.GetOrdinal("MASKID"));
symbology = (BarcodeType)reader.GetInt32(reader.GetOrdinal("SYMBOLOGY"));
internalType = (BarcodeInternalType)reader.GetInt32(reader.GetOrdinal("TYPE"));
timeFinished = DateTime.Now;
timeElapsed = timeFinished - timeStarted;
if (barcodeId.Length == mask.Length)
{
found = true;
break;
}
}
}
}
}
}
finally
{
if (connection.State == ConnectionState.Open)
{
connection.Close();
}
}
}
/// <summary>
/// Calculates the check digit for a 1D UPC or EAN barcode.
/// </summary>
/// <param name="barcode">The barcode without the check digit as a string.</param>
/// <param name="type">The type of the barcode (can be UPC-A, UPC-E, EAN-8 or EAN-13).</param>
/// <returns>The check digit as an integer.</returns>
public static int CalculateCheckDigit(string barcode, BarcodeType type)
{
int checkDigit;
int oddSum = 0;
int evenSum = 0;
for (int i = 0; i < barcode.Length; i++)
{
int number = Convert.ToInt16(Char.GetNumericValue(barcode[i]));
if ((i + 1) % 2 == 0)
evenSum += number;
else
oddSum += number;
}
switch (type)
{
case BarcodeType.UPCA:
if (barcode.Length != 11)
{
checkDigit = (int)ErrorCodes.Errors.InvalidBarcodeLength;
break;
}
checkDigit = ((oddSum * 3) + evenSum) % 10;
checkDigit = checkDigit != 0 ? 10 - checkDigit : checkDigit;
break;
case BarcodeType.EAN13:
if (barcode.Length != 12)
{
checkDigit = (int)ErrorCodes.Errors.InvalidBarcodeLength;
break;
}
checkDigit = ((evenSum * 3) + oddSum) % 10;
checkDigit = checkDigit != 0 ? 10 - checkDigit : checkDigit;
break;
case BarcodeType.EAN8:
if (barcode.Length != 7)
{
checkDigit = (int)ErrorCodes.Errors.InvalidBarcodeLength;
break;
}
checkDigit = ((oddSum * 3) + evenSum) % 10;
checkDigit = checkDigit != 0 ? 10 - checkDigit : checkDigit;
break;
default:
checkDigit = (int)ErrorCodes.Errors.UnknownError;
break;
}
return checkDigit;
}
public async Task<Product[]> Search(string barcode, BarcodeType barcodeType)
{
var searchCriteria = new SearchCriteria
{
Operation = "ItemLookup",
SearchIndex = "Grocery",
ResponseGroups = new[] { "Images", "ItemAttributes" },
IdType = barcodeType.ToString(),
ItemId = barcode
};
var items = await _client.GetItems(searchCriteria);
return items.Select(i => _factory.Create(i, searchCriteria)).ToArray();
}
public static Bitmap GenerateBarcode(string Data , BarcodeType type)
{
switch (type)
{
case BarcodeType.DATAMATRIX:
return DataMatrix(Data);
case BarcodeType.PDF417:
return PDF417(Data);
case BarcodeType.QRCODE:
return Qrcode(Data);
default :
return PDF417(Data);
}
}
public List<string> ScanBitmap(WriteableBitmap bmp, int numscans, ScanDirection direction, BarcodeType types)
{
List<string> result = new List<string>();
Parser parser = new Parser();
int height = direction == ScanDirection.Horizontal ? bmp.PixelWidth : bmp.PixelHeight;
if (numscans > height)
numscans = height; // fix for doing full scan on small images
for (int i = 0; i < numscans; i++)
{
int y1 = (i * height) / numscans;
int y2 = ((i + 1) * height) / numscans;
string codesRead = parser.ReadBarcodes(bmp, y1, y2, direction, types);
if (!string.IsNullOrEmpty(codesRead))
{
result.AddRange(codesRead.Split('|'));
}
}
return result;
}
/// <summary>
/// Scans the active frame in the passed bitmap for barcodes.
/// </summary>
/// <param name="CodesRead">Will contain detected barcode strings when the function returns</param>
/// <param name="bmp">Input bitmap</param>
/// <param name="numscans">Number of passes that must be made over the page.
/// 50 - 100 usually gives a good result.</param>
/// <param name="direction">Scan direction</param>
/// <param name="types">Barcode types. Pass BarcodeType.All, or you can specify a list of types,
/// e.g., BarcodeType.Code39 | BarcodeType.EAN</param>
public static void ScanPage(ref System.Collections.ArrayList CodesRead, Bitmap bmp, int numscans, ScanDirection direction, BarcodeType types)
{
int iHeight, iWidth;
if (direction == ScanDirection.Horizontal)
{
iHeight = bmp.Width;
iWidth = bmp.Height;
}
else
{
iHeight = bmp.Height;
iWidth = bmp.Width;
}
if (numscans > iHeight) numscans = iHeight; // fix for doing full scan on small images
for (int i = 0; i < numscans; i++)
{
int y1 = (i * iHeight) / numscans;
int y2 = ((i + 1) * iHeight) / numscans;
string sCodesRead = ReadBarcodes(bmp, y1, y2, direction, types);
if ((sCodesRead != null) && (sCodesRead.Length > 0))
{
string[] asCodes = sCodesRead.Split('|');
foreach (string sCode in asCodes)
{
if (!CodesRead.Contains(sCode))
CodesRead.Add(sCode);
}
}
}
}
/// <summary>
/// Scans one band in the passed bitmap for barcodes.
/// </summary>
/// <param name="bmp">Input bitmap</param>
/// <param name="start">Start coordinate</param>
/// <param name="end">End coordinate</param>
/// <param name="direction">
/// ScanDirection.Vertical: a horizontal band across the page will be examined
/// and start,end should be valid y-coordinates.
/// ScanDirection.Horizontal: a vertical band across the page will be examined
/// and start,end should be valid x-coordinates.
/// </param>
/// <param name="types">Barcode types to be found</param>
/// <returns>Pipe-separated list of barcodes, empty string if none were detected</returns>
public static string ReadBarcodes(Bitmap bmp, int start, int end, ScanDirection direction, BarcodeType types)
{
string sBarCodes = "|"; // will hold return values
// To find a horizontal barcode, find the vertical histogram to find individual barcodes,
// then get the vertical histogram to decode each
histogramResult vertHist = verticalHistogram(bmp, start, end, direction);
// Get the light/dark bar patterns.
// GetBarPatterns returns the bar pattern in 2 formats:
//
// sbCode39Pattern: for Code39 (only distinguishes narrow bars "n" and wide bars "w")
// sbEANPattern: for EAN (distinguishes bar widths 1, 2, 3, 4 and L/G-code)
//
StringBuilder sbCode39Pattern;
StringBuilder sbEANPattern;
GetBarPatterns(ref vertHist, out sbCode39Pattern, out sbEANPattern);
// We now have a barcode in terms of narrow & wide bars... Parse it!
if ((sbCode39Pattern.Length > 0) || (sbEANPattern.Length > 0))
{
for (int iPass = 0; iPass < 2; iPass++)
{
if ((types & BarcodeType.Code39) != BarcodeType.None) // if caller wanted Code39
{
string sCode39 = ParseCode39(sbCode39Pattern);
if (sCode39.Length > 0)
sBarCodes += sCode39 + "|";
}
if ((types & BarcodeType.EAN) != BarcodeType.None) // if caller wanted EAN
{
string sEAN = ParseEAN(sbEANPattern);
if (sEAN.Length > 0)
sBarCodes += sEAN + "|";
}
if ((types & BarcodeType.Code128) != BarcodeType.None) // if caller wanted Code128
{
// Note: Code128 uses same bar width measurement data as EAN
string sCode128 = ParseCode128(sbEANPattern);
if (sCode128.Length > 0)
sBarCodes += sCode128 + "|";
}
// Reverse the bar pattern arrays to read again in the mirror direction
if (iPass == 0)
{
sbCode39Pattern = ReversePattern(sbCode39Pattern);
sbEANPattern = ReversePattern(sbEANPattern);
}
}
}
// Return pipe-separated list of found barcodes, if any
if (sBarCodes.Length > 2)
return sBarCodes.Substring(1, sBarCodes.Length - 2);
return string.Empty;
}
/// <summary>
/// Inicializa uma nova instancia da classe <see cref="BarcodeAdapter"/>.
/// </summary>
/// <param name="type">Tipo do barcode.</param>
internal BarcodeAdapter(BarcodeType type)
{
_type = type;
ResolveBarcodeType();
}
/// <summary>
/// Converts between UPC and EAN barcodes.
/// </summary>
/// <param name="sourceBarcode">The source barcode as a string.</param>
/// <param name="sourceType">The type of the source barcode.</param>
/// <param name="targetType">The type the barcode should be converted to.</param>
/// <returns>The barcode as a string, null if the specified conversion isn't valid.</returns>
public static string ConvertBarcode(string sourceBarcode, BarcodeType sourceType, BarcodeType targetType)
{
/* Define valid barcode conversions */
Dictionary<BarcodeType, List<BarcodeType>> validConversions = new Dictionary<BarcodeType, List<BarcodeType>>();
validConversions.Add(BarcodeType.EAN8, new List<BarcodeType>());
validConversions.Add(BarcodeType.EAN13, new List<BarcodeType> { BarcodeType.UPCA, BarcodeType.UPCE }); /* This is only possible if the first digit of the EAN-13 is '0' */
validConversions.Add(BarcodeType.UPCA, new List<BarcodeType> { BarcodeType.EAN13, BarcodeType.UPCE });
validConversions.Add(BarcodeType.UPCE, new List<BarcodeType> { BarcodeType.UPCA, BarcodeType.EAN13 });
if (validConversions[sourceType].Contains(targetType)) /* Conversion is valid */
{
switch (sourceType)
{
case BarcodeType.EAN13:
switch (targetType)
{
case BarcodeType.UPCA:
if (sourceBarcode.Substring(0, 1) == "0") return sourceBarcode.Substring(1);
else return null;
case BarcodeType.UPCE:
string converted = ConvertBarcode(sourceBarcode, BarcodeType.EAN13, BarcodeType.UPCA);
if (converted != null) return ConvertBarcode(converted, BarcodeType.UPCA, BarcodeType.UPCE);
else return null;
default:
return null;
}
case BarcodeType.UPCA:
switch (targetType)
{
case BarcodeType.EAN13:
return "0" + sourceBarcode;
case BarcodeType.UPCE:
if ((sourceBarcode.Substring(3, 3) == "000") || (sourceBarcode.Substring(3, 3) == "100") || (sourceBarcode.Substring(3, 3) == "200"))
return sourceBarcode.Substring(1, 2) + sourceBarcode.Substring(8, 3) + sourceBarcode.Substring(3, 1) + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (sourceBarcode.Substring(4, 2) == "00")
return sourceBarcode.Substring(1, 3) + sourceBarcode.Substring(9, 2) + "3" + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (sourceBarcode.Substring(5, 1) == "0")
return sourceBarcode.Substring(1, 4) + sourceBarcode.Substring(10, 1) + "4" + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (Convert.ToInt16(sourceBarcode.Substring(10, 1)) >= 5)
return sourceBarcode.Substring(1, 5) + sourceBarcode.Substring(10, 1) + sourceBarcode.Substring(sourceBarcode.Length - 1);
else return null;
default:
return null;
}
case BarcodeType.UPCE:
switch (targetType)
{
case BarcodeType.UPCA:
if (Convert.ToInt16(sourceBarcode.Substring(5, 1)) >= 0 && Convert.ToInt16(sourceBarcode.Substring(5, 1)) <= 2)
return "0" + sourceBarcode.Substring(0, 2) + sourceBarcode.Substring(5, 1) + "0000" + sourceBarcode.Substring(2, 3) + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (sourceBarcode.Substring(5, 1) == "3")
return "0" + sourceBarcode.Substring(0, 3) + "00000" + sourceBarcode.Substring(3, 2) + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (sourceBarcode.Substring(5, 1) == "4")
return "0" + sourceBarcode.Substring(0, 4) + "00000" + sourceBarcode.Substring(4, 1) + sourceBarcode.Substring(sourceBarcode.Length - 1);
else if (Convert.ToInt16(sourceBarcode.Substring(5, 1)) >= 5)
return "0" + sourceBarcode.Substring(0, 5) + "0000" + sourceBarcode.Substring(sourceBarcode.Length - 2);
else return null;
case BarcodeType.EAN13:
return ConvertBarcode(ConvertBarcode(sourceBarcode, BarcodeType.UPCE, BarcodeType.UPCA), BarcodeType.UPCA, BarcodeType.EAN13);
default:
return null;
}
default:
return null;
}
}
else /* Invalid conversion attempted */
return null;
}
/// <summary>
/// Checks the check digit of a given barcode.
/// </summary>
/// <param name="barcode">The barcode as a string.</param>
/// <param name="type">The type of the barcode (can be UPC-A, UPC-E, EAN-8 or EAN-13).</param>
/// <returns>True if the check digit is correct, false otherwise.</returns>
public static bool CheckBarcode(string barcode, BarcodeType type)
{
return (barcode.Substring(0, barcode.Length - 1) + CalculateCheckDigit(barcode.Substring(0, barcode.Length - 1), type) == barcode);
}
public void AddBarCode(string message, BarcodeType type, string encoding)
{
Barcode = new BarCode();
Barcode.Type = type;
Barcode.Message = message;
Barcode.Encoding = encoding;
Barcode.AlternateText = null;
}
public Barcode(BarcodeType barcodeType)
{
BarcodeType = barcodeType;
}
/// <summary>
/// Prints the barcode data.
/// </summary>
/// <param name='type'>
/// Type of barcode.
/// </param>
/// <param name='data'>
/// Data to print.
/// </param>
public void PrintBarcode(BarcodeType type, string data)
{
byte[] originalBytes;
byte[] outputBytes;
if (type == BarcodeType.code93 || type == BarcodeType.code128)
{
originalBytes = System.Text.Encoding.UTF8.GetBytes(data);
outputBytes = originalBytes;
} else {
originalBytes = System.Text.Encoding.UTF8.GetBytes(data.ToUpper());
//outputBytes = System.Text.Encoding.Convert(System.Text.Encoding.UTF8,System.Text.Encoding.GetEncoding(this.Encoding),originalBytes);
outputBytes = originalBytes;
}
switch (type) {
case BarcodeType.upc_a:
if (data.Length == 11 || data.Length == 12) {
_writeByte(29);
_writeByte(107);
_writeByte(0);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.upc_e:
if (data.Length == 11 || data.Length == 12) {
_writeByte(29);
_writeByte(107);
_writeByte(1);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.ean13:
if (data.Length == 12 || data.Length == 13) {
_writeByte(29);
_writeByte(107);
_writeByte(2);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.ean8:
if (data.Length == 7 || data.Length == 8) {
_writeByte(29);
_writeByte(107);
_writeByte(3);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.code39:
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(4);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.i25:
if (data.Length > 1 || data.Length % 2 == 0) {
_writeByte(29);
_writeByte(107);
_writeByte(5);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.codebar:
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(6);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.code93: //todo: overload PrintBarcode method with a byte array parameter
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(7); //todo: use format 2 (init string : 29,107,72) (0x00 can be a value, too)
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.code128: //todo: overload PrintBarcode method with a byte array parameter
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(8); //todo: use format 2 (init string : 29,107,73) (0x00 can be a value, too)
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.code11:
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(9);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
case BarcodeType.msi:
if (data.Length > 1) {
_writeByte(29);
_writeByte(107);
_writeByte(10);
_serialPort.Write(outputBytes,0,data.Length);
_writeByte(0);
}
break;
}
}
public LabelBarcodeGenerator SetBarcodeType(BarcodeType type)
{
_barcodeType = type;
return this;
}
internal Barcode(NativeBarcode native)
: base(native)
{
BarcodeType = native.BarcodeType.FromNative();
}
public static extern IntPtr imaqReadBarcode(IntPtr image, BarcodeType type, ref ROI roi, int validate);
/// <summary>
/// Creates a barcode of the specified type in the specified file.
/// </summary>
public void Generate(string Data, BarcodeType Format, string FileName)
{
switch(Format)
{
case BarcodeType.Code39:
GenerateCode39(Data,FileName);
break;
case BarcodeType.Code39Extended:
GenerateCode39Extended(Data,FileName);
break;
}
}
/// <summary>
/// Outputs a barcode of the specified type to a Stream object.
/// </summary>
public void Generate(string Data, BarcodeType Format, Stream OutputStream)
{
switch(Format)
{
case BarcodeType.Code39:
GenerateCode39(Data,OutputStream);
break;
case BarcodeType.Code39Extended:
GenerateCode39Extended(Data,OutputStream);
break;
}
}
public void AddBarCode(string message, BarcodeType type, string encoding)
{
Barcode = new BarCode()
{
Type = type,
Message = message,
Encoding = encoding,
AlternateText = null
};
}
public static bool SetConfig(BarcodeType barcode_type, BarcodeCase barcode_case)
{
return WMS_SetConfig((ulong)barcode_type, (byte)barcode_case);
}
