/*
* Print the provided label and wait a given amount of time
* (3 seconds) then wait for the printer to be ready again
* we wait a while to prevent accidental double clicking from the user
*/
private void PrintAndWait(LabelSetup l, int time = 3000)
{
PrintLabels(l);
Thread.Sleep(time);
while (!PrinterIsReady())
{
;
}
}
/*
* Print the labels using the supplied data using the zebra API
*/
private void PrintLabels(LabelSetup l)
{
//Define the label format used to layout the label
string labelFormat =
$"^XA" + // Start the format
$"^DFE:LABEL.ZPL^FS" + // Set the name of the format file
$"^PW{l.pagewidth}" + // Set the pagewidth
$"^A@N,{l.fontsize},E:TT0003M_.FNT" + // Set the font and fontsize
$"^FO0,{l.offset}" + // Set the starting position using the offset
$"^FB{l.pagewidth},2,0,C" + // Create a field block to center the text, max 2 lines
$"^FN1\"Batch Code Text\"^FS" + // Define the label text into variable slot 1
$"^XZ"; // End the format
//Send the label format to the printer
printer.SendCommand(labelFormat);
//Initialise a dictionary to pass variables to the printer
Dictionary <int, string> vars = new Dictionary <int, string> {
};
//Print each label individually, providing a string for the label text via the dictionary
for (int i = 0; i < l.quantity; i++)
{
if (cancel)
{
break;
}
//Change the text based on the size of the label
if (l.pagewidth < 200)
{
vars[1] = $"{l.batchcode}\\&";
vars[1] += $"{l.prefix}{l.startNumber + i}\\&";
}
else
{
vars[1] = $"{l.batchcode}\\&";
vars[1] += $"Bottle: {l.prefix}{l.startNumber + i}\\&";
}
//Print the label with associated text
printer.PrintStoredFormat("E:LABEL.ZPL", vars);
}
}