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Put in file xfer code.

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soukoku
2014-04-06 07:23:49 -04:00
parent 69feecde8d
commit d70cf7c6a4
2 changed files with 38 additions and 138 deletions
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92
NTwain/TransferReadyEventArgs.cs
View File

@@ -37,8 +37,6 @@ namespace NTwain
/// <value>The pending count.</value>
public int PendingTransferCount { get; internal set; }
#region image use
/// <summary>
/// Gets the tentative image information for the current transfer if applicable.
/// This may differ from the final image depending on the transfer mode used.
@@ -48,94 +46,6 @@ namespace NTwain
/// </value>
public TWImageInfo PendingImageInfo { get; internal set; }
///// <summary>
///// Gets or sets a value indicating whether file transfer is supported.
///// </summary>
///// <value>
///// <c>true</c> if this instance can do file transfer; otherwise, <c>false</c>.
///// </value>
//public bool CanDoFileXfer { get; private set; }
///// <summary>
///// Gets or sets the desired output file path if file transfer is supported.
///// Note that not all sources will support the specified image type and compression
///// when file transfer is used.
///// </summary>
///// <value>
///// The output file.
///// </value>
//public string OutputFile { get; set; }
///// <summary>
///// Gets the supported compression for image xfer.
///// </summary>
///// <value>
///// The supported compressions.
///// </value>
//public IList<Compression> SupportedImageCompressions { get; internal set; }
//private Compression _imageCompression;
///// <summary>
///// Gets or sets the image compression for image xfer.
///// </summary>
///// <value>
///// The image compression.
///// </value>
///// <exception cref="System.NotSupportedException"></exception>
//public Compression ImageCompression
//{
// get { return _imageCompression; }
// set
// {
// if (SupportedImageCompressions.Contains(value))
// {
// _imageCompression = value;
// }
// else
// {
// throw new NotSupportedException(string.Format("{0} is not supported.", value));
// }
// }
//}
///// <summary>
///// Gets the supported file formats for image file xfer.
///// </summary>
///// <value>
///// The supported formats.
///// </value>
//public IList<FileFormat> SupportedImageFormats { get; internal set; }
//private FileFormat _imageFormat;
///// <summary>
///// Gets or sets the image format for image xfer.
///// </summary>
///// <value>
///// The image format.
///// </value>
///// <exception cref="System.NotSupportedException"></exception>
//public FileFormat ImageFormat
//{
// get { return _imageFormat; }
// set
// {
// if (SupportedImageFormats.Contains(value))
// {
// _imageFormat = value;
// }
// else
// {
// throw new NotSupportedException(string.Format("{0} is not supported.", value));
// }
// }
//}
#endregion
#region audio use
/// <summary>
/// Gets the audio information for the current transfer if applicable.
/// </summary>
@@ -144,7 +54,5 @@ namespace NTwain
/// </value>
public TWAudioInfo AudioInfo { get; internal set; }
#endregion
}
}

84
NTwain/TwainSession.cs
View File

@@ -455,7 +455,8 @@ namespace NTwain
public event EventHandler<DataTransferredEventArgs> DataTransferred;
/// <summary>
/// Called when <see cref="State"/> changed.
/// Called when <see cref="State"/> changed
/// and raises the <see cref="StateChanged" /> event.
/// </summary>
protected virtual void OnStateChanged()
{
@@ -471,7 +472,8 @@ namespace NTwain
}
/// <summary>
/// Called when <see cref="SourceId"/> changed.
/// Called when <see cref="SourceId"/> changed
/// and raises the <see cref="SourceChanged" /> event.
/// </summary>
protected virtual void OnSourceChanged()
{
@@ -487,7 +489,8 @@ namespace NTwain
}
/// <summary>
/// Called when source has been disabled (back to state 4).
/// Called when source has been disabled (back to state 4)
/// and raises the <see cref="SourceDisabled" /> event.
/// </summary>
protected virtual void OnSourceDisabled()
{
@@ -555,7 +558,7 @@ namespace NTwain
#endregion
#region real TWAIN logic during xfer
#region TWAIN logic during xfer work
/// <summary>
/// Handles the message from a typical WndProc message loop and check if it's from the TWAIN source.
@@ -702,6 +705,7 @@ namespace NTwain
do
{
#region build pre xfer info
TWAudioInfo audInfo;
DGAudio.AudioInfo.Get(out audInfo);
@@ -784,7 +788,18 @@ namespace NTwain
private void DoAudioFileXfer()
{
throw new NotImplementedException();
string filePath = null;
TWSetupFileXfer setupInfo;
if (DGControl.SetupFileXfer.Get(out setupInfo) == ReturnCode.Success)
{
filePath = setupInfo.FileName;
}
var xrc = DGAudio.AudioFileXfer.Get();
if (xrc == ReturnCode.XferDone)
{
OnDataTransferred(new DataTransferredEventArgs(IntPtr.Zero, filePath));
}
}
#endregion
@@ -799,24 +814,10 @@ namespace NTwain
do
{
#region build pre xfer info
TWImageInfo imgInfo;
DGImage.ImageInfo.Get(out imgInfo);
//IList<FileFormat> formats = Enumerable.Empty<FileFormat>().ToList();
//IList<Compression> compressions = Enumerable.Empty<Compression>().ToList();
//var curFormat = this.GetCurrentCap<FileFormat>(CapabilityId.ICapImageFileFormat);
//var curComp = this.GetCurrentCap<Compression>(CapabilityId.ICapCompression);
//try
//{
// formats = this.CapGetImageFileFormat();
//}
//catch { }
//try
//{
// compressions = this.CapGetCompression();
//}
//catch { }
// ask consumer for xfer details
var preXferArgs = new TransferReadyEventArgs
{
@@ -867,7 +868,7 @@ namespace NTwain
IntPtr lockedPtr = IntPtr.Zero;
try
{
ReturnCode xrc = DGImage.ImageNativeXfer.Get(ref dataPtr);
var xrc = DGImage.ImageNativeXfer.Get(ref dataPtr);
if (xrc == ReturnCode.XferDone)
{
State = 7;
@@ -895,34 +896,27 @@ namespace NTwain
}
}
private void DoImageFileXfer()
{
string filePath = null;
TWSetupFileXfer setupInfo;
if (DGControl.SetupFileXfer.Get(out setupInfo) == ReturnCode.Success)
{
filePath = setupInfo.FileName;
}
var xrc = DGImage.ImageFileXfer.Get();
if (xrc == ReturnCode.XferDone)
{
OnDataTransferred(new DataTransferredEventArgs(IntPtr.Zero, filePath));
}
}
private void DoImageMemoryFileXfer()
{
throw new NotImplementedException();
}
private void DoImageFileXfer()
{
throw new NotImplementedException();
//if (preXferArgs.CanDoFileXfer && !string.IsNullOrEmpty(preXferArgs.OutputFile))
//{
// var setXferRC = DGControl.SetupFileXfer.Set(new TWSetupFileXfer
// {
// FileName = preXferArgs.OutputFile,
// Format = preXferArgs.ImageFormat
// });
// if (setXferRC == ReturnCode.Success)
// {
// mech = XferMech.File;
// }
//}
//xrc = DGImage.ImageFileXfer.Get();
//if (File.Exists(preXferArgs.OutputFile))
//{
// file = preXferArgs.OutputFile;
//}
}
private void DoImageMemoryXfer()
{
throw new NotImplementedException();
@@ -932,8 +926,6 @@ namespace NTwain
#endregion
/// <summary>
/// The MSG structure in Windows for TWAIN use.
/// </summary>