private void btnEncode_Click(object sender, EventArgs e)
{
errorProvider1.Clear();
int W = Convert.ToInt32(txtWidth.Text.Trim());
int H = Convert.ToInt32(txtHeight.Text.Trim());
BarcodeLib.AlignmentPositions alignment = BarcodeLib.AlignmentPositions.CENTER;
BarcodeLib.TYPE type = BarcodeLib.TYPE.UNSPECIFIED;
type = BarcodeLib.TYPE.CODE39;
btnSave.Enabled = true;
btn_Save_Info.Enabled = true;
try
{
if (type != BarcodeLib.TYPE.UNSPECIFIED)
{
RotateFlipType rotateFlipType = (RotateFlipType)Enum.Parse(typeof(RotateFlipType), cbRotateFlip.SelectedItem.ToString(), true);
//label alignment and position
BarcodeLib.LabelPositions labelPosition = (BarcodeLib.LabelPositions)Enum.Parse(typeof(BarcodeLib.LabelPositions), cbLabelLocation.SelectedItem.ToString(), true);
barcode.Image = b.Encode(type, txtData.Text.Trim(), b.ForeColor, b.BackColor, W, H, alignment, rotateFlipType, chkGenerateLabel.Checked, labelPosition);
txtEncoded.Text = b.EncodedValue;
}
barcode.Width = barcode.Image.Width;
barcode.Height = barcode.Image.Height;
//reposition the barcode image to the middle
barcode.Location = new Point((groupBox2.Location.X + groupBox2.Width / 2) - barcode.Width / 2, (groupBox2.Location.Y + groupBox2.Height / 2) - barcode.Height / 2);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////
private void convertBarcodeFromString(string str)
{
int W = Convert.ToInt32(203);
int H = Convert.ToInt32(35);
BarcodeLib.TYPE type = BarcodeLib.TYPE.UNSPECIFIED;
type = BarcodeLib.TYPE.CODE93;
try
{
if (type != BarcodeLib.TYPE.UNSPECIFIED)
{
RotateFlipType rotateFlipType = RotateFlipType.RotateNoneFlipNone;
//(RotateFlipType)Enum.Parse(typeof(RotateFlipType), "RotateNoneFlipNone".ToString(), true); // dau can phai ranh vay dau
BarcodeLib.LabelPositions labelPosition = BarcodeLib.LabelPositions.BOTTOMCENTER;
//(BarcodeLib.LabelPositions)Enum.Parse(typeof(BarcodeLib.LabelPositions), "BottomCenter".ToString(), true);
barcode.Image = b.Encode(type, str, Color.FromArgb(0, 0, 0),
Color.FromArgb(255, 255, 255), W, H,
BarcodeLib.AlignmentPositions.CENTER, rotateFlipType, false, labelPosition);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
var barcodeWriter = new BarcodeWriter
{
Format = BarcodeFormat.QR_CODE,
Options = new EncodingOptions
{
Height = 50,
Width = 50,
Margin = 0
}
};
using (var bitmap = barcodeWriter.Write(str))
{
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Png);
var image = Image.FromStream(stream);
pictureBox.Image = image;
}
}
PrintDocument pd = new PrintDocument();
pd.PrintPage += new PrintPageEventHandler(this.pd_PrintPage);
pd.Print();
txtData.Clear();
}
public static bool GenerateBarcode(
int barcodeEncoding
, int width
, int height
, BarcodeLib.AlignmentPositions alignmentPosition
, System.Drawing.RotateFlipType rotateFlipType
, BarcodeLib.LabelPositions labelPosition
, string stringToEncode
, string imagePathAndName
, BarcodeLib.SaveTypes saveType
, System.Windows.Forms.GroupBox barcode
, ref string errorMessage
)
{
errorMessage = string.Empty;
BarcodeLib.Barcode b = new BarcodeLib.Barcode();
b.Alignment = alignmentPosition;
BarcodeLib.TYPE type = BarcodeLib.TYPE.UNSPECIFIED;
if (barcodeEncoding > 1)
{
barcodeEncoding = 1;
}
switch (barcodeEncoding)
{
////case 0: type = BarcodeLib.TYPE.UPCA; break; //"UPC-A"
////case 1: type = BarcodeLib.TYPE.UPCE; break; //"UPC-E"
////case 2: type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_2DIGIT; break; //"UPC 2 Digit Ext."
////case 3: type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_5DIGIT; break; //"UPC 5 Digit Ext".
////case 4: type = BarcodeLib.TYPE.EAN13; break; //"EAN-13"
////case 5: type = BarcodeLib.TYPE.JAN13; break; //"JAN-13"
////case 6: type = BarcodeLib.TYPE.EAN8; break; //"EAN-8"
////case 7: type = BarcodeLib.TYPE.ITF14; break; //"ITF-14"
//case 0: type = BarcodeLib.TYPE.Interleaved2of5; break; //"Interleaved 2 of 5"
//case 1: type = BarcodeLib.TYPE.Standard2of5; break; //"Standard 2 of 5"
////case 10: type = BarcodeLib.TYPE.Codabar; break; //"Codabar"
////case 11: type = BarcodeLib.TYPE.PostNet; break; //"PostNet"
//case 2: type = BarcodeLib.TYPE.BOOKLAND; break; //"Bookland/ISBN"
//case 3: type = BarcodeLib.TYPE.CODE11; break; //"Code 11"
case 0: type = BarcodeLib.TYPE.CODE39; break; //"Code 39"
//case 5: type = BarcodeLib.TYPE.CODE39Extended; break; //"Code 39 Extended"
//case 6: type = BarcodeLib.TYPE.CODE39_Mod43; break; //"Code 39 Mod 43"
//case 7: type = BarcodeLib.TYPE.CODE93; break; //"Code 93"
case 1: type = BarcodeLib.TYPE.CODE128; break; //"Code 128"
//case 9: type = BarcodeLib.TYPE.CODE128A; break; //"Code 128-A"
//case 10: type = BarcodeLib.TYPE.CODE128B; break; //"Code 128-B"
//case 11: type = BarcodeLib.TYPE.CODE128C; break; //"Code 128-C"
//case 12: type = BarcodeLib.TYPE.LOGMARS; break; //"LOGMARS"
//case 13: type = BarcodeLib.TYPE.MSI_Mod10; break; //"MSI"
//case 14: type = BarcodeLib.TYPE.TELEPEN; break; //"Telepen"
////case 25: type = BarcodeLib.TYPE.FIM; break; //"FIM"
////case 26: type = BarcodeLib.TYPE.PHARMACODE; break; //"Pharmacode"
default: type = BarcodeLib.TYPE.CODE128; break; //"Code 128"
}//switch
try
{
if (type != BarcodeLib.TYPE.UNSPECIFIED)
{
b.IncludeLabel = true;
b.RotateFlipType = rotateFlipType;
b.LabelPosition = labelPosition;
if (barcode == null)
{
barcode = new System.Windows.Forms.GroupBox();
//
// barcode
//
barcode.BackgroundImageLayout = System.Windows.Forms.ImageLayout.Center;
barcode.Dock = System.Windows.Forms.DockStyle.Fill;
barcode.Location = new System.Drawing.Point(0, 0);
barcode.Margin = new System.Windows.Forms.Padding(4, 4, 4, 4);
barcode.Name = "barcode";
barcode.Padding = new System.Windows.Forms.Padding(4, 4, 4, 4);
barcode.Size = new System.Drawing.Size(754, 414);
barcode.TabIndex = 36;
barcode.TabStop = false;
barcode.Text = "Barcode Image";
barcode.Visible = false;
}
//===== Encoding performed here =====
barcode.BackgroundImage = b.Encode(type, stringToEncode, System.Drawing.Color.Black, System.Drawing.Color.White, width, height);
//===================================
//reposition the barcode image to the middle
barcode.Location = new System.Drawing.Point((barcode.Location.X + barcode.Width / 2) - barcode.Width / 2, (barcode.Location.Y + barcode.Height / 2) - barcode.Height / 2);
if (!string.IsNullOrEmpty(imagePathAndName))
{
b.SaveImage(imagePathAndName, saveType);
}
} //if
} //try
catch (Exception ex)
{
errorMessage = ex.Message;
return(false);
}//catch
return(true);
}
}//Form1_Load
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
private void btnEncode_Click(object sender, EventArgs e)
{
errorProvider1.Clear();
int W = Convert.ToInt32(txtWidth.Text.Trim());
int H = Convert.ToInt32(txtHeight.Text.Trim());
BarcodeLib.AlignmentPositions alignment;
//barcode alignment
switch (cbBarcodeAlign.SelectedItem.ToString().Trim().ToLower())
{
case "left": alignment = BarcodeLib.AlignmentPositions.LEFT; break;
case "right": alignment = BarcodeLib.AlignmentPositions.RIGHT; break;
default: alignment = BarcodeLib.AlignmentPositions.CENTER; break;
}//switch
BarcodeLib.TYPE type = BarcodeLib.TYPE.UNSPECIFIED;
switch (cbEncodeType.SelectedItem.ToString().Trim())
{
case "UPC-A": type = BarcodeLib.TYPE.UPCA; break;
case "UPC-E": type = BarcodeLib.TYPE.UPCE; break;
case "UPC 2 Digit Ext.": type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_2DIGIT; break;
case "UPC 5 Digit Ext.": type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_5DIGIT; break;
case "EAN-13": type = BarcodeLib.TYPE.EAN13; break;
case "JAN-13": type = BarcodeLib.TYPE.JAN13; break;
case "EAN-8": type = BarcodeLib.TYPE.EAN8; break;
case "ITF-14": type = BarcodeLib.TYPE.ITF14; break;
case "Codabar": type = BarcodeLib.TYPE.Codabar; break;
case "PostNet": type = BarcodeLib.TYPE.PostNet; break;
case "Bookland/ISBN": type = BarcodeLib.TYPE.BOOKLAND; break;
case "Code 11": type = BarcodeLib.TYPE.CODE11; break;
case "Code 39": type = BarcodeLib.TYPE.CODE39; break;
case "Code 39 Extended": type = BarcodeLib.TYPE.CODE39Extended; break;
case "Code 39 Mod 43": type = BarcodeLib.TYPE.CODE39_Mod43; break;
case "Code 93": type = BarcodeLib.TYPE.CODE93; break;
case "LOGMARS": type = BarcodeLib.TYPE.LOGMARS; break;
case "MSI": type = BarcodeLib.TYPE.MSI_Mod10; break;
case "Interleaved 2 of 5": type = BarcodeLib.TYPE.Interleaved2of5; break;
case "Standard 2 of 5": type = BarcodeLib.TYPE.Standard2of5; break;
case "Code 128": type = BarcodeLib.TYPE.CODE128; break;
case "Code 128-A": type = BarcodeLib.TYPE.CODE128A; break;
case "Code 128-B": type = BarcodeLib.TYPE.CODE128B; break;
case "Code 128-C": type = BarcodeLib.TYPE.CODE128C; break;
case "Telepen": type = BarcodeLib.TYPE.TELEPEN; break;
case "FIM": type = BarcodeLib.TYPE.FIM; break;
case "Pharmacode": type = BarcodeLib.TYPE.PHARMACODE; break;
default: MessageBox.Show("Please specify the encoding type."); break;
}//switch
try
{
if (type != BarcodeLib.TYPE.UNSPECIFIED)
{
RotateFlipType rotateFlipType = (RotateFlipType)Enum.Parse(typeof(RotateFlipType), cbRotateFlip.SelectedItem.ToString(), true);
//label alignment and position
BarcodeLib.LabelPositions labelPosition = (BarcodeLib.LabelPositions)Enum.Parse(typeof(BarcodeLib.LabelPositions), cbLabelLocation.SelectedItem.ToString(), true);
//===== Encoding performed here =====
barcode.Image = b.Encode(type, txtData.Text.Trim(), btnForeColor.BackColor, btnBackColor.BackColor, W, H, alignment, rotateFlipType, chkGenerateLabel.Checked, labelPosition);
//===================================
//show the encoding time
lblEncodingTime.Text = "(" + Math.Round(b.EncodingTime, 0, MidpointRounding.AwayFromZero).ToString() + "ms)";
txtEncoded.Text = b.EncodedValue;
tsslEncodedType.Text = "Encoding Type: " + b.EncodedType.ToString();
}//if
barcode.Width = barcode.Image.Width;
barcode.Height = barcode.Image.Height;
//reposition the barcode image to the middle
barcode.Location = new Point((groupBox2.Location.X + groupBox2.Width / 2) - barcode.Width / 2, (groupBox2.Location.Y + groupBox2.Height / 2) - barcode.Height / 2);
}//try
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}//catch
}//btnEncode_Click
