private void button3_Click(object sender, EventArgs e)
{
txtResult.Text = string.Empty;
if (txtImageFile.Text != "")
{
string[] words = txtImageFile.Text.Split('.');
string extension = words[words.Length - 1];
if (extension.ToLower() == "pdf")
{
//Create a new barcode reader
BarcodeReader reader = new BarcodeReader(txtImageFile.Text, FormatType.PDF);
if (this.checkBox1.Checked)
{
//Scan multiple barcodes
BarcodeResultCollection results = reader.ScanMultipleBarcode();
DisplayResult(results);
}
else
{
//scan barcode
BarcodeResult result = reader.ScanBarcode();
DisplayResult(result);
}
}
else
{
MessageBox.Show("Please select PDF", "Barcode Reader", MessageBoxButtons.OK);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
//Clear text box
txtResult.Text = string.Empty;
string[] words = txtImageFile.Text.Split('.');
string extension = words[words.Length - 1];
if (extension.ToLower() == "png" || extension.ToLower() == "bmp" || extension.ToLower() == "jpg")
{
if (txtImageFile.Text != "" && txtImageFile.Text != string.Empty)
{
if (checkBox1.Checked)
{
//Read multiple barcodes
BarcodeResultCollection result = BarcodeReader.ScanMultipleBarcode(txtImageFile.Text);
AddText(result);
}
else
{
//Read barcode
BarcodeResult result = BarcodeReader.ScanBarcode(txtImageFile.Text);
AddText(result);
}
}
}
else if (extension.ToLower() == "pdf")
{
Bitmap[] images;
//Load existing document
PdfLoadedDocument ldoc = new PdfLoadedDocument(txtImageFile.Text);
//Export the document as images
images = ldoc.ExportAsImage(0, ldoc.Pages.Count - 1);
//Scan barcodes
foreach (Bitmap img in images)
{
BarcodeReader reader = new BarcodeReader(img);
if (checkBox1.Checked)
{
reader.Settings.TryHarder = true;
BarcodeResultCollection results = reader.ScanMultipleBarcode();
AddText(results);
}
else
{
BarcodeResult result = reader.ScanBarcode();
AddText(result);
}
}
}
else
{
MessageBox.Show("Please select a barcode image or PDF", "Barcode Reader", MessageBoxButtons.OK);
}
}
private void DisplayResult(BarcodeResultCollection results)
{
if (results != null && results.Count > 0)
{
for (int i = 0; i < results.Count; i++)
{
txtResult.Text += "Barcode Type: " + results[i].BarcodeType + " " + "Text: " + results[i].Text + "\r\n";
}
}
else
{
MessageBox.Show("Barcode could not be detected", "Barcode Reader", MessageBoxButtons.OK);
}
}
