/// <summary>
/// Convert the contents of a transfer group to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_u32Xfergroup">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string XfergroupToCsv(UInt32 a_u32Xfergroup)
{
try
{
CSV csv = new CSV();
csv.Add("0x" + a_u32Xfergroup.ToString("X"));
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a capability to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twty">Data type</param>
/// <param name="a_intptr">Pointer to the data</param>
/// <param name="a_iIndex">Index of the item in the data</param>
/// <returns>Data in CSV form</returns>
public string GetIndexedItem(TWTY a_twty, IntPtr a_intptr, int a_iIndex)
{
IntPtr intptr;
// Index by type...
switch (a_twty)
{
default:
return ("Get Capability: (unrecognized item type)..." + a_twty);
case TWTY.INT8:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(1 * a_iIndex));
sbyte i8Value = (sbyte)Marshal.PtrToStructure(intptr, typeof(sbyte));
return (i8Value.ToString());
}
case TWTY.INT16:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(2 * a_iIndex));
short i16Value = (short)Marshal.PtrToStructure(intptr, typeof(short));
return (i16Value.ToString());
}
case TWTY.INT32:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(4 * a_iIndex));
int i32Value = (int)Marshal.PtrToStructure(intptr, typeof(int));
return (i32Value.ToString());
}
case TWTY.UINT8:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(1 * a_iIndex));
byte u8Value = (byte)Marshal.PtrToStructure(intptr, typeof(byte));
return (u8Value.ToString());
}
case TWTY.BOOL:
case TWTY.UINT16:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(2 * a_iIndex));
ushort u16Value = (ushort)Marshal.PtrToStructure(intptr, typeof(ushort));
return (u16Value.ToString());
}
case TWTY.UINT32:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(4 * a_iIndex));
uint u32Value = (uint)Marshal.PtrToStructure(intptr, typeof(uint));
return (u32Value.ToString());
}
case TWTY.FIX32:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(4 * a_iIndex));
TW_FIX32 twfix32 = (TW_FIX32)Marshal.PtrToStructure(intptr, typeof(TW_FIX32));
return (((double)twfix32.Whole + ((double)twfix32.Frac / 65536.0)).ToString());
}
case TWTY.FRAME:
{
CSV csv = new CSV();
intptr = (IntPtr)((ulong)a_intptr + (ulong)(16 * a_iIndex));
TW_FRAME twframe = (TW_FRAME)Marshal.PtrToStructure(intptr, typeof(TW_FRAME));
csv.Add(((double)twframe.Left.Whole + ((double)twframe.Left.Frac / 65536.0)).ToString());
csv.Add(((double)twframe.Top.Whole + ((double)twframe.Top.Frac / 65536.0)).ToString());
csv.Add(((double)twframe.Right.Whole + ((double)twframe.Right.Frac / 65536.0)).ToString());
csv.Add(((double)twframe.Bottom.Whole + ((double)twframe.Bottom.Frac / 65536.0)).ToString());
return (csv.Get());
}
case TWTY.STR32:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(34 * a_iIndex));
TW_STR32 twstr32 = (TW_STR32)Marshal.PtrToStructure(intptr, typeof(TW_STR32));
return (twstr32.Get());
}
case TWTY.STR64:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(66 * a_iIndex));
TW_STR64 twstr64 = (TW_STR64)Marshal.PtrToStructure(intptr, typeof(TW_STR64));
return (twstr64.Get());
}
case TWTY.STR128:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(130 * a_iIndex));
TW_STR128 twstr128 = (TW_STR128)Marshal.PtrToStructure(intptr, typeof(TW_STR128));
return (twstr128.Get());
}
case TWTY.STR255:
{
intptr = (IntPtr)((ulong)a_intptr + (ulong)(256 * a_iIndex));
TW_STR255 twstr255 = (TW_STR255)Marshal.PtrToStructure(intptr, typeof(TW_STR255));
return (twstr255.Get());
}
}
}
/// <summary>
/// Convert the contents of a setup mem xfer structure to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twsetupmemxfer">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string SetupmemxferToCsv(TW_SETUPMEMXFER a_twsetupmemxfer)
{
try
{
CSV csv = new CSV();
csv.Add(a_twsetupmemxfer.MinBufSize.ToString());
csv.Add(a_twsetupmemxfer.MaxBufSize.ToString());
csv.Add(a_twsetupmemxfer.Preferred.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a userinterface to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twuserinterface">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string UserinterfaceToCsv(TW_USERINTERFACE a_twuserinterface)
{
try
{
CSV csv = new CSV();
csv.Add(a_twuserinterface.ShowUI.ToString());
csv.Add(a_twuserinterface.ModalUI.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a pending xfers structure to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twsetupfilexfer">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string PendingxfersToCsv(TW_PENDINGXFERS a_twpendingxfers)
{
try
{
CSV csv = new CSV();
csv.Add(a_twpendingxfers.Count.ToString());
csv.Add(a_twpendingxfers.EOJ.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a setup file xfer structure to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twsetupfilexfer">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string SetupfilexferToCsv(TW_SETUPFILEXFER a_twsetupfilexfer)
{
try
{
CSV csv = new CSV();
csv.Add(a_twsetupfilexfer.FileName.Get());
csv.Add("TWFF_" + a_twsetupfilexfer.Format);
csv.Add(a_twsetupfilexfer.VRefNum.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a image layout to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twimagelayout">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string ImagelayoutToCsv(TW_IMAGELAYOUT a_twimagelayout)
{
try
{
CSV csv = new CSV();
csv.Add(((double)a_twimagelayout.Frame.Left.Whole + ((double)a_twimagelayout.Frame.Left.Frac / 65536.0)).ToString());
csv.Add(((double)a_twimagelayout.Frame.Top.Whole + ((double)a_twimagelayout.Frame.Top.Frac / 65536.0)).ToString());
csv.Add(((double)a_twimagelayout.Frame.Right.Whole + ((double)a_twimagelayout.Frame.Right.Frac / 65536.0)).ToString());
csv.Add(((double)a_twimagelayout.Frame.Bottom.Whole + ((double)a_twimagelayout.Frame.Bottom.Frac / 65536.0)).ToString());
csv.Add(a_twimagelayout.DocumentNumber.ToString());
csv.Add(a_twimagelayout.PageNumber.ToString());
csv.Add(a_twimagelayout.FrameNumber.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a custom DS data to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twcustomdsdata">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string CustomdsdataToCsv(TW_CUSTOMDSDATA a_twcustomdsdata)
{
try
{
CSV csv = new CSV();
csv.Add(a_twcustomdsdata.InfoLength.ToString());
IntPtr intptr = DsmMemLock(a_twcustomdsdata.hData);
csv.Add(intptr.ToString());
DsmMemUnlock(a_twcustomdsdata.hData);
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of an identity to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twidentity">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string IdentityToCsv(TW_IDENTITY a_twidentity)
{
try
{
CSV csv = new CSV();
csv.Add(a_twidentity.Id.ToString());
csv.Add(a_twidentity.Version.MajorNum.ToString());
csv.Add(a_twidentity.Version.MinorNum.ToString());
csv.Add(a_twidentity.Version.Language.ToString());
csv.Add(a_twidentity.Version.Country.ToString());
csv.Add(a_twidentity.Version.Info.Get());
csv.Add(a_twidentity.ProtocolMajor.ToString());
csv.Add(a_twidentity.ProtocolMinor.ToString());
csv.Add("0x" + a_twidentity.SupportedGroups.ToString("X"));
csv.Add(a_twidentity.Manufacturer.Get());
csv.Add(a_twidentity.ProductFamily.Get());
csv.Add(a_twidentity.ProductName.Get());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a image info to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twimageinfo">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string ImageinfoToCsv(TW_IMAGEINFO a_twimageinfo)
{
try
{
CSV csv = new CSV();
csv.Add(((double)a_twimageinfo.XResolution.Whole + ((double)a_twimageinfo.XResolution.Frac / 65536.0)).ToString());
csv.Add(((double)a_twimageinfo.YResolution.Whole + ((double)a_twimageinfo.YResolution.Frac / 65536.0)).ToString());
csv.Add(a_twimageinfo.ImageWidth.ToString());
csv.Add(a_twimageinfo.ImageLength.ToString());
csv.Add(a_twimageinfo.SamplesPerPixel.ToString());
csv.Add(a_twimageinfo.BitsPerSample_0.ToString());
csv.Add(a_twimageinfo.BitsPerSample_1.ToString());
csv.Add(a_twimageinfo.BitsPerSample_2.ToString());
csv.Add(a_twimageinfo.BitsPerSample_3.ToString());
csv.Add(a_twimageinfo.BitsPerSample_4.ToString());
csv.Add(a_twimageinfo.BitsPerSample_5.ToString());
csv.Add(a_twimageinfo.BitsPerSample_6.ToString());
csv.Add(a_twimageinfo.BitsPerSample_7.ToString());
csv.Add(a_twimageinfo.Planar.ToString());
csv.Add("TWPT_" + (TWPT)a_twimageinfo.PixelType);
csv.Add("TWCP_" + (TWCP)a_twimageinfo.Compression);
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a filesystem string to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twfilesystem">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string FilesystemToCsv(TW_FILESYSTEM a_twfilesystem)
{
try
{
CSV csv = new CSV();
csv.Add(a_twfilesystem.InputName.Get());
csv.Add(a_twfilesystem.OutputName.Get());
csv.Add(a_twfilesystem.Context.ToString());
csv.Add(a_twfilesystem.Recursive.ToString());
csv.Add(a_twfilesystem.FileType.ToString());
csv.Add(a_twfilesystem.Size.ToString());
csv.Add(a_twfilesystem.CreateTimeDate.Get());
csv.Add(a_twfilesystem.ModifiedTimeDate.Get());
csv.Add(a_twfilesystem.FreeSpace.ToString());
csv.Add(a_twfilesystem.NewImageSize.ToString());
csv.Add(a_twfilesystem.NumberOfFiles.ToString());
csv.Add(a_twfilesystem.NumberOfSnippets.ToString());
csv.Add(a_twfilesystem.DeviceGroupMask.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of an entry point to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twentrypoint">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string EntrypointToCsv(TW_ENTRYPOINT a_twentrypoint)
{
try
{
CSV csv = new CSV();
csv.Add(a_twentrypoint.Size.ToString());
csv.Add("0x" + ((a_twentrypoint.DSM_Entry == null)?"0":a_twentrypoint.DSM_Entry.ToString("X")));
csv.Add("0x" + ((a_twentrypoint.DSM_MemAllocate == null) ? "0" : a_twentrypoint.DSM_MemAllocate.ToString("X")));
csv.Add("0x" + ((a_twentrypoint.DSM_MemFree == null) ? "0" : a_twentrypoint.DSM_MemFree.ToString("X")));
csv.Add("0x" + ((a_twentrypoint.DSM_MemLock == null) ? "0" : a_twentrypoint.DSM_MemLock.ToString("X")));
csv.Add("0x" + ((a_twentrypoint.DSM_MemUnlock == null) ? "0" : a_twentrypoint.DSM_MemUnlock.ToString("X")));
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a device event to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twdeviceevent">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string DeviceeventToCsv(TW_DEVICEEVENT a_twdeviceevent)
{
try
{
CSV csv = new CSV();
csv.Add(((TWDE)a_twdeviceevent.Event).ToString());
csv.Add(a_twdeviceevent.DeviceName.Get());
csv.Add(a_twdeviceevent.BatteryMinutes.ToString());
csv.Add(a_twdeviceevent.BatteryPercentage.ToString());
csv.Add(a_twdeviceevent.PowerSupply.ToString());
csv.Add(((double)a_twdeviceevent.XResolution.Whole + ((double)a_twdeviceevent.XResolution.Frac / 65536.0)).ToString());
csv.Add(((double)a_twdeviceevent.YResolution.Whole + ((double)a_twdeviceevent.YResolution.Frac / 65536.0)).ToString());
csv.Add(a_twdeviceevent.FlashUsed2.ToString());
csv.Add(a_twdeviceevent.AutomaticCapture.ToString());
csv.Add(a_twdeviceevent.TimeBeforeFirstCapture.ToString());
csv.Add(a_twdeviceevent.TimeBetweenCaptures.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of a callback2 to a string that we can show in
/// our simple GUI...
/// </summary>
/// <param name="a_twcallback2">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string Callback2ToCsv(TW_CALLBACK2 a_twcallback2)
{
try
{
CSV csv = new CSV();
csv.Add(a_twcallback2.CallBackProc.ToString());
csv.Add(a_twcallback2.RefCon.ToString());
csv.Add(a_twcallback2.Message.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Convert the contents of an image mem xfer structure to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twsetupfilexfer">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public string ImagememferToCsv(TW_IMAGEMEMXFER a_twimagememxfer)
{
try
{
CSV csv = new CSV();
csv.Add("TWCP_" + (TWCP)a_twimagememxfer.Compression);
csv.Add(a_twimagememxfer.BytesPerRow.ToString());
csv.Add(a_twimagememxfer.Columns.ToString());
csv.Add(a_twimagememxfer.Rows.ToString());
csv.Add(a_twimagememxfer.XOffset.ToString());
csv.Add(a_twimagememxfer.YOffset.ToString());
csv.Add(a_twimagememxfer.BytesWritten.ToString());
csv.Add(a_twimagememxfer.Memory.Flags.ToString());
csv.Add(a_twimagememxfer.Memory.Length.ToString());
csv.Add(a_twimagememxfer.Memory.TheMem.ToString());
return (csv.Get());
}
catch
{
return ("***error***");
}
}
/// <summary>
/// Restore a snapshot of driver values...
/// </summary>
/// <param name="a_szFile">File to use to restore driver settings</param>
/// <returns>SUCCESS if the restore succeeded</returns>
public STS RestoreSnapshot(string a_szFile)
{
STS sts;
byte[] abSettings;
UInt32 u32Length;
IntPtr intptrHandle;
string szCapability;
string szCustomdsdata;
string szStatus;
CSV csv = new CSV();
// Reset the driver, we don't care if it succeeds or fails...
szStatus = "";
szCapability = "";
Send("DG_CONTROL", "DAT_CAPABILITY", "MSG_RESETALL", ref szCapability, ref szStatus);
// Get the snapshot from a file...
FileStream filestream = null;
try
{
filestream = new FileStream(a_szFile, FileMode.Open);
u32Length = (UInt32)filestream.Length;
abSettings = new byte[u32Length];
filestream.Read(abSettings, 0, abSettings.Length);
}
finally
{
if (filestream != null)
{
filestream.Dispose();
}
}
// Put it in an intptr...
intptrHandle = Marshal.AllocHGlobal((int)u32Length);
Marshal.Copy(abSettings, 0, intptrHandle, (int)u32Length);
// Set the snapshot, if possible...
szStatus = "";
csv.Add(u32Length.ToString());
csv.Add(intptrHandle.ToString());
szCustomdsdata = csv.Get();
sts = Send("DG_CONTROL", "DAT_CUSTOMDSDATA", "MSG_SET", ref szCustomdsdata, ref szStatus);
// Cleanup...
Marshal.FreeHGlobal(intptrHandle);
// All done...
return (sts);
}
/// <summary>
/// Convert the contents of an entry point to a string that
/// we can show in our simple GUI...
/// </summary>
/// <param name="a_twentrypoint">A TWAIN structure</param>
/// <returns>A CSV string of the TWAIN structure</returns>
public virtual string EntrypointToCsv(TW_ENTRYPOINT a_twentrypoint)
{
try
{
CSV csv = new CSV();
csv.Add(a_twentrypoint.Size.ToString());
csv.Add("0x" + a_twentrypoint.DSM_Entry.ToString("X"));
csv.Add("0x" + Marshal.GetFunctionPointerForDelegate(a_twentrypoint.DSM_MemAllocate).ToString("X"));
csv.Add("0x" + Marshal.GetFunctionPointerForDelegate(a_twentrypoint.DSM_MemFree).ToString("X"));
csv.Add("0x" + Marshal.GetFunctionPointerForDelegate(a_twentrypoint.DSM_MemLock).ToString("X"));
csv.Add("0x" + Marshal.GetFunctionPointerForDelegate(a_twentrypoint.DSM_MemUnlock).ToString("X"));
return (csv.Get());
}
catch
{
return ("***error***");
}
}