/// <summary>
/// Method to print the raw bytes of a BMP-formatted image.
/// </summary>
/// <param name="image">Image bytes to print.</param>
private void PrintLogoBytes(byte[] image)
{
if (this.oposPrinter.CapRecBitmap)
{
if (null != image && image.Length > 0)
{
int conversion = this.oposPrinter.BinaryConversion; // save current conversion mode
this.oposPrinter.BinaryConversion = 2; // OposBcDecimal
this.oposPrinter.PrintMemoryBitmap(
(int)OPOSPOSPrinterConstants.PTR_S_RECEIPT,
OposHelper.ConvertToBCD(image),
(int)OPOSPOSPrinterConstants.PTR_BMT_BMP,
(int)OPOSPOSPrinterConstants.PTR_BM_ASIS,
(int)OPOSPOSPrinterConstants.PTR_BM_CENTER);
this.oposPrinter.BinaryConversion = conversion; // restore previous conversion mode
}
}
}
/// <summary>
/// Print the text to the Printer.
/// </summary>
/// <param name="textToPrint">The text to print on the receipt.</param>
private void PrintText(string textToPrint)
{
Match barCodeMarkerMatch = Regex.Match(textToPrint, BarCodeRegEx, RegexOptions.Compiled | RegexOptions.IgnoreCase);
bool printBarcode = false;
string receiptId = string.Empty;
if (barCodeMarkerMatch.Success)
{
printBarcode = true;
// Get the receiptId
receiptId = barCodeMarkerMatch.Groups[1].ToString();
// Delete the barcode marker from the printed string
textToPrint = textToPrint.Remove(barCodeMarkerMatch.Index, barCodeMarkerMatch.Length);
}
// replace ESC with Char(27) and add a CRLF to the end
textToPrint = textToPrint.Replace("ESC", ((char)27).ToString());
if (this.binaryConversionEnabled == true)
{
this.oposPrinter.BinaryConversion = 2; // OposBcDecimal
textToPrint = OposHelper.ConvertToBCD(textToPrint + "\r\n\r\n\r\n", this.oposPrinter.CharacterSet);
}
this.oposPrinter.PrintNormal((int)OPOSPOSPrinterConstants.PTR_S_RECEIPT, textToPrint);
this.oposPrinter.BinaryConversion = 0; // OposBcNone
// Check if we should print the receipt id as a barcode on the receipt
if (printBarcode == true)
{
this.oposPrinter.PrintBarCode(
(int)OPOSPOSPrinterConstants.PTR_S_RECEIPT,
receiptId,
(int)OPOSPOSPrinterConstants.PTR_BCS_Code128,
80,
80,
(int)OPOSPOSPrinterConstants.PTR_BC_CENTER,
(int)OPOSPOSPrinterConstants.PTR_BC_TEXT_BELOW);
this.oposPrinter.PrintNormal((int)OPOSPOSPrinterConstants.PTR_S_RECEIPT, "\r\n\r\n\r\n\r\n");
}
}
/// <summary>
/// Displays the text.
/// </summary>
/// <param name="lines">The lines to display.</param>
public void DisplayText(IEnumerable <string> lines)
{
ThrowIf.Null(lines, "lines");
this.oposLineDisplayWorker.Execute((oposLineDisplay) =>
{
var index = 0;
foreach (var line in lines)
{
var textToDisplay = line;
if (this.binaryConversionEnabled)
{
oposLineDisplay.BinaryConversion = 2; // OposBcDecimal
textToDisplay = OposHelper.ConvertToBCD(textToDisplay, oposLineDisplay.CharacterSet);
}
oposLineDisplay.DisplayTextAt(index++, 0, textToDisplay, (int)OPOSLineDisplayConstants.DISP_DT_NORMAL);
oposLineDisplay.BinaryConversion = 0; // OposBcNone
}
});
}
