private void Form1_Load(object sender, EventArgs e)
{
//Create a DataSet from the XML file
string filePath = "..\\..\\Employees.xml";
DataSet ds = new DataSet();
ds.ReadXml(filePath);
//Create and add barcode column
DataColumn dc = new DataColumn("BarcodeImage", typeof(byte[]));
ds.Tables[0].Columns.Add(dc);
//We'll use Code 128 Barcode Symbology
BaseBarcode b = BarcodeFactory.GetBarcode(Symbology.Code128);
b.Height = 50;
b.FontHeight = 0.3F;
//Now, generate and fill barcode images
foreach (DataRow dr in ds.Tables[0].Rows)
{
//We'll encode the ID column
b.Number = (string)dr["ID"];
//Create bitmap and save it to BarcodeImage column
MemoryStream ms = new MemoryStream();
b.Save(ms, ImageType.Png);
dr["BarcodeImage"] = ms.GetBuffer();
}
CrystalReport1 report = new CrystalReport1();
report.SetDataSource(ds);
crystalReportViewer1.ReportSource = report;
}
private static void WriteBarcodeImageToStream(BaseBarcode b)
{
HttpContext.Current.Response.ContentType = "image/png";
MemoryStream ms = new MemoryStream();
b.Save(ms, ImageType.Png);
WriteMemoryStream(ms);
}
private void buttonGenerate_Click(object sender, EventArgs e)
{
BaseBarcode barcode = BarcodeFactory.GetBarcode(Symbology.EAN13);
barcode.Number = tbEan.Text;
if (cbControlSum.Checked == true)
{
barcode.ChecksumAdd = true;
}
else
{
barcode.ChecksumAdd = false;
}
pbBarCode.Image = barcode.Render();
barcode.Save("barcode.png", ImageType.Png);
}
private void Generate_Click(object sender, EventArgs e)
{
BaseBarcode barcode = BarcodeFactory.GetBarcode(Symbology.EAN13);
barcode.Number = textBoxEAN.Text;
if (checkBoxSumCtrl.Checked)
{
barcode.ChecksumAdd = true;
}
else
{
barcode.ChecksumAdd = false;
}
pictureBoxBarcode.Image = barcode.Render();
barcode.Save("barcode.png", ImageType.Png);
}
static void Main(string[] args)
{
// Later we will set the resolution to 300 dpi (dots per inch)
// 36 PostScript points = 0.5 inches (1.27 cm)
BaseBarcode barcode = BarcodeFactory.GetBarcode(Symbology.Code39Ext);
barcode.Number = "1234567890";
barcode.NarrowBarWidth = 12; // 12 dots / 300 dpi = 0.04 inch (0.1 cm)
barcode.ChecksumAdd = true;
barcode.ChecksumVisible = true;
barcode.Height = 600;
// Barcode image after printing will be 2 inches high (600 dots / 300 dpi) including the text
barcode.FontHeight = 0.25f;
// font size will be 0.5 inch (1.27 cm) height (2 inch * 0.25) which is 36 PostScript points
// here we set the resolution
barcode.Save(_fileName, ImageType.Png, 300, 300);
Console.WriteLine("Barcode saved to: '{0}'", Path.GetFullPath(_fileName));
Console.ReadKey(true);
}
