/// <summary>
/// Start a new print job
/// </summary>
private void StartPrintJob()
{
if (image == null)
{
return;
}
if (!SetupPrinter())
{
MessageBox.Show("Failed to setup printer");
return;
}
PreLoadPrintJob test = new PreLoadPrintJob(UserBitsPerPixel, image, UserYTop, UserCopies, UserRepeatMode, jobid++);
// Move status to LOADING if Meteor has hardware connected - refresh the display
// immediately because sending the print data to Meteor in PreLoadPrintJob.Start
// can take a significant amount of time for a large image
if (latestPrinterStatus == PRINTER_STATUS.IDLE)
{
textBoxStatus.Text = PRINTER_STATUS.LOADING.ToString();
bJobStarting = true;
textBoxStatus.Refresh();
}
Cursor.Current = Cursors.WaitCursor;
eRET rVal = test.Start();
Cursor.Current = Cursors.Default;
if (rVal != eRET.RVAL_OK)
{
string Err = string.Format("Failed to start print job\n\n{0}", rVal);
MessageBox.Show(Err, Application.ProductName, MessageBoxButtons.OK, MessageBoxIcon.Error);
textBoxStatus.Text = latestPrinterStatus.ToString();
}
EnableControls();
}
private void checkBoxEnableHeadPower_CheckedChanged(object sender, EventArgs e)
{
if (inSetHeadPower)
{
return;
}
inSetHeadPower = true;
if (status.Connected)
{
eRET rVal = PrinterInterfaceCLS.PiSetHeadPower(checkBoxEnableHeadPower.Checked ? 1 : 0);
if (rVal != eRET.RVAL_OK)
{
MessageBox.Show("PiSetHeadPower failed with " + rVal.ToString() +
"\n\nPlease check that all PCC cards are connected and have completed initialisation",
Application.ProductName,
MessageBoxButtons.OK,
MessageBoxIcon.Asterisk);
checkBoxEnableHeadPower.Checked = false;
}
else
{
// Prevent further PiSetHeadPower commands being sent until the status reports HeadPowerIdle
checkBoxEnableHeadPower.Enabled = false;
}
}
inSetHeadPower = false;
}
/// <summary>
/// Check whether any of the PCCs in the system are in the process of turning head
/// power on or off. Should only be called when all required PCCs are connected.
/// Sets the value of HeadPowerIdle.
/// </summary>
private void CheckHeadPowerIdle()
{
for (int pccNum = 1; pccNum <= PccsRequired; pccNum++)
{
TAppPccStatus pccStatus;
eRET rVal = PrinterInterfaceCLS.PiGetPccStatus(pccNum, out pccStatus);
if (rVal != eRET.RVAL_OK)
{
HeadPowerIdle = false;
return;
}
if ((pccStatus.bmStatusBits2 & Bmps.BMPS2_HEAD_POWER_IN_PROGRESS) != 0)
{
HeadPowerIdle = false;
return;
}
}
HeadPowerIdle = true;
}
