windows-server-2003/printscan/wia/drivers/scanner/microsft/scripts/hpsclfam.gsd

#include "stdGSD.gsd"

// script for control of HP SCL scanners

function VOID DeviceAction_DeviceActionEvent()
{
    // Handle initialization of device properties

    if(DeviceAction.Action == INITIALIZE_ID)
    {
        // this will call the device's specific property
        // initialization script function specified in the
        // product line file.
        InitializeDeviceProperties();
    }

    // Handle setting a device property

    else if(DeviceAction.Action == SETVALUE_ID)
    {
        if(DeviceAction.ValueID == XRESOLUTION)
        {
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(DeviceAction.Value)));
            DeviceControl.RawWrite(0,
                                   CHR(27) +
                                   "*a" +
                                   STR(DeviceAction.Value) +
                                   "R",DataLength,100)
        }
        else if(DeviceAction.ValueID == YRESOLUTION)
        {
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(DeviceAction.Value)));
            DeviceControl.RawWrite(0,
                                   CHR(27) +
                                   "*a" +
                                   STR(DeviceAction.Value) +
                                   "S",DataLength,100)        }
        else if(DeviceAction.ValueID == XPOSITION)
        {
            LONG XresSetting = 0;
            DeviceProperty.GetCurrentValue(XRESOLUTION,
                                           XResSetting);
            LONG NewXPos = DeviceAction.Value;
            NewXPos = ((NewXPos * 300) / XResSetting);
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(NewXPos)));
            DeviceControl.RawWrite(0,CHR(27) +
                                     "*f" +
                                     STR(NewXPos) +
                                     "X",DataLength,100)
        }
        else if(DeviceAction.ValueID == YPOSITION)
        {
            LONG YResSetting = 0;
            DeviceProperty.GetCurrentValue(YRESOLUTION,
                                           YResSetting);
            LONG NewYPos = DeviceAction.Value;
            NewYPos = ((NewYPos * 300) / YResSetting);
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(NewYPos)));
            DeviceControl.RawWrite(0,CHR(27) +
                                     "*f" +
                                     STR(NewYPos) +
                                     "Y",DataLength,100)
        }
        else if(DeviceAction.ValueID == XEXTENT)
        {
            LONG XresSetting = 0;
            DeviceProperty.GetCurrentValue(XRESOLUTION,
                                           XResSetting);
            LONG NewXExt = DeviceAction.Value;
            NewXExt = ((NewXExt * 300) / XResSetting);
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(NewXExt)));
            DeviceControl.RawWrite(0,CHR(27) +
                                     "*f" +
                                     STR(NewXExt) +
                                     "P",DataLength,100)
        }
        else if(DeviceAction.ValueID == YEXTENT)
        {
            LONG YResSetting = 0;
            DeviceProperty.GetCurrentValue(YRESOLUTION,
                                           YResSetting);
            LONG NewYExt = DeviceAction.Value;
            NewYExt = ((NewYExt * 300) / YResSetting);
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(NewYExt)));
            DeviceControl.RawWrite(0,CHR(27) +
                                     "*f" +
                                     STR(NewYExt) +
                                     "Q",DataLength,100)
        }
        else if(DeviceAction.ValueID == DATATYPE)
        {
             if(DeviceAction.Value ==  0)
             {
                 DeviceControl.RawWrite(0,CHR(27) + "*a0T",5,100);
                 DeviceControl.RawWrite(0,CHR(27) + "*a1G",5,100);
             }
             if(DeviceAction.Value ==  2)
             {
                 DeviceControl.RawWrite(0,CHR(27) + "*a4T",5,100);
                 DeviceControl.RawWrite(0,CHR(27) + "*a8G",5,100);
             }

             if(DeviceAction.Value ==  3)
             {
                 DeviceControl.RawWrite(0,CHR(27) + "*a5T",5,100);
                 DeviceControl.RawWrite(0,CHR(27) + "*a24G",6,100);
             }
             else
             {
                 // unsupported data type, FAIL this call
             }
        }
        else if(DeviceAction.ValueID == BRIGHTNESS)
        {
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(DeviceAction.Value)));
            DeviceControl.RawWrite(0,
                                   CHR(27) +
                                   "*a" +
                                   STR(DeviceAction.Value) +
                                   "K",DataLength,100)
        }
        else if(DeviceAction.ValueID == CONTRAST)
        {
            LONG DataLength = 0;
            DataLength = (4 + LEN(STR(DeviceAction.Value)));
            DeviceControl.RawWrite(0,
                                   CHR(27) +
                                   "*a" +
                                   STR(DeviceAction.Value) +
                                   "L",DataLength,100)
        }
        else if(DeviceAction.ValueID == NEGATIVE)
        {
            DeviceControl.RawWrite(0,chr(27) + "*a1I",5,100);
        }
    }

    // Handle getting a device property

    else if(DeviceAction.Action == GETVALUE_ID)
    {

    }

    // Handle getting a device property

    else if(DeviceAction.Action == RESETDEVICE_ID)
    {

    }

    // Handle starting a scan

    else if(DeviceAction.Action == SCAN_FIRST_ID)
    {
        DeviceControl.RawWrite(0,CHR(27)+"*f0S",5,100);
        GetDataFromDevice(DeviceAction.Value);
    }

    // Handle scanning data

    else if(DeviceAction.Action == SCAN_NEXT_ID)
    {
        GetDataFromDevice(DeviceAction.Value);
    }

    // Handle finishing a scan

    else if(DeviceAction.Action == SCANFINISHED_ID)
    {
        DeviceControl.RawWrite(0,CHR(27) + CHR(69),2,100);
    }

    // Handle canceling a scan

    else if(DeviceAction.Action == SCAN_CANCEL_ID)
    {
        DeviceControl.RawWrite(0,CHR(27) + CHR(69),2,100);
    }

    // Handle default case

    else
    {
        // unknown action ID
    }
}

function BOOL GetDataFromDevice(LONG lBytesToRead)
{
    LONG lBytesRead = 0;
    LONG lErrorCode = S_OK;
    DeviceControl.ScanRead(0,lBytesToRead,lBytesRead,100);
    lErrorCode = LastError.GetLastError();
    if(lErrorCode == S_OK)
    return TRUE;
}