private void btnSetCapability_Click(object sender, EventArgs e)
{
List <string> tempList = new List <string>();
for (int i = 0; i <= m_TwainManager.SourceCount - 1; i++)
{
tempList.Add(m_TwainManager.SourceNameItems(Convert.ToInt16(i)));
}
SourceListWrapper tempSourceListWrapper = new SourceListWrapper(tempList);
int iSelectIndex = tempSourceListWrapper.SelectSource();
if (iSelectIndex == -1)
{
return;
}
else
{
m_TwainManager.SelectSourceByIndex(iSelectIndex);
m_TwainManager.OpenSource();
m_TwainManager.Capability = (Dynamsoft.TWAIN.Enums.TWCapability) 0x8001;
m_TwainManager.CapType = Dynamsoft.TWAIN.Enums.TWCapType.TWON_ONEVALUE;
m_TwainManager.CapValue = 1;
bool bRet = m_TwainManager.CapSet();
double dblValue = m_TwainManager.CapValue;
if (bRet)
{
MessageBox.Show("Successful.");
}
else
{
MessageBox.Show("Failed.");
}
}
}
private void cbxSources_SelectedIndexChanged(object sender, EventArgs e)
{
if (((ComboBox)sender).SelectedIndex >= 0 && ((ComboBox)sender).SelectedIndex < m_TwainManager.SourceCount)
{
m_TwainManager.SelectSourceByIndex(cbxSources.SelectedIndex);
m_TwainManager.OpenSource();
m_TwainManager.ResetImageLayout();
Margin tempMargin = m_TwainManager.GetImageLayout();
fDefaultFrameLeft = tempMargin.Left;
fDefaultFrameTop = tempMargin.Top;
fDefaultFrameRight = tempMargin.Right;
fDefaultFrameBottom = tempMargin.Bottom;
fDefaultFrameLeft = (float)((int)(fDefaultFrameLeft * 10)) / 10;
fDefaultFrameTop = (float)((int)(fDefaultFrameTop * 10)) / 10;
fDefaultFrameRight = (float)((int)(fDefaultFrameRight * 10)) / 10;
fDefaultFrameBottom = (float)((int)(fDefaultFrameBottom * 10)) / 10;
edtFrameLeft.Text = fDefaultFrameLeft.ToString();
edtFrameTop.Text = fDefaultFrameTop.ToString();
edtFrameRight.Text = fDefaultFrameRight.ToString();
edtFrameBottom.Text = fDefaultFrameBottom.ToString();
lblFrameLeft.Text = string.Format("(0 ~ " + fDefaultFrameRight.ToString() + ")");
lblFrameTop.Text = string.Format("(0 ~ " + fDefaultFrameBottom.ToString() + ")");
lblFrameRight.Text = string.Format("(0 ~ " + fDefaultFrameRight.ToString() + ")");
lblFrameBottom.Text = string.Format("(0 ~ " + fDefaultFrameBottom.ToString() + ")");
}
}
private void btnScan_Click(object sender, EventArgs e)
{
//m_TwainManager.SelectSource();
//m_TwainManager.OpenSource();
//m_TwainManager.IfAutoFeed = true;
//m_TwainManager.IfFeederEnabled = true;
//m_TwainManager.IfShowUI = false;
//m_TwainManager.AcquireImage(this as IAcquireCallback);
//dsViewer1.Visible = true;
List <string> tempList = new List <string>();
for (int i = 0; i < m_TwainManager.SourceCount; i++)
{
tempList.Add(m_TwainManager.SourceNameItems((short)i));
}
SourceListWrapper tempSourceListWrapper = new SourceListWrapper(tempList);
int iSelectIndex = tempSourceListWrapper.SelectSource();
if (iSelectIndex == -1)
{
return;
}
m_TwainManager.SelectSourceByIndex((short)iSelectIndex);
m_TwainManager.OpenSource();
m_TwainManager.IfAutoFeed = true;
m_TwainManager.IfFeederEnabled = true;
m_TwainManager.IfShowUI = false;
m_TwainManager.AcquireImage(this as IAcquireCallback);
dsViewer1.Visible = true;
}
private void lbScan_MouseDown(object sender, MouseButtonEventArgs e)
{
string key = "active/" + "scan_now";
if (!Window1.icons.ContainsKey(key))
{
try
{
Window1.icons.Add(key, new ImageBrush(new BitmapImage(new Uri(Window1.imageDirectory + key + ".png", UriKind.RelativeOrAbsolute))));
}
catch { }
}
try
{
lbScan.Background = Window1.icons[key];
}
catch { }
if (twain != null)
{
if (!IsFrameworkSatisfied())
{
MessageBox.Show("WPF requires .NET Framework 3.5 SP1 or above. Please upgrade your .NET Framework.", "WpfControlsDemo", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
twain.SelectSourceByIndex(cbxSources.SelectedIndex);
twain.OpenSource();
twain.IfDisableSourceAfterAcquire = true;
twain.IfShowUI = ckbShowUI.IsChecked.Value;
twain.IfFeederEnabled = ckbADF.IsChecked.Value;
twain.IfDuplexEnabled = ckbDuplex.IsChecked.Value;
if (rbBW.IsChecked.Value)
{
twain.PixelType = Dynamsoft.TWAIN.Enums.TWICapPixelType.TWPT_BW;
twain.BitDepth = 1;
}
else if (rbGrey.IsChecked.Value)
{
twain.PixelType = Dynamsoft.TWAIN.Enums.TWICapPixelType.TWPT_GRAY;
twain.BitDepth = 8;
}
else if (rbColorful.IsChecked.Value)
{
twain.PixelType = Dynamsoft.TWAIN.Enums.TWICapPixelType.TWPT_RGB;
twain.BitDepth = 24;
}
twain.AcquireImage(this as IAcquireCallback);
}
}
private void AcquireImage()
{
try
{
m_TwainManager.SelectSourceByIndex(Convert.ToInt16(cmbSource.SelectedIndex));
m_TwainManager.IfShowUI = chkboxIfShowUI.Checked;
m_TwainManager.OpenSource();
m_TwainManager.IfDisableSourceAfterAcquire = true;
m_TwainManager.IfShowUI = chkboxIfShowUI.Checked;
m_TwainManager.AcquireImage(this as IAcquireCallback);
}
catch (Exception exp)
{
this.txtboxErrMessage.AppendText(exp.Message);
this.txtboxErrMessage.AppendText("\r\n");
}
}
private void btnAcquire_Click(object sender, System.EventArgs e)
{
if (dlgFileSave.ShowDialog() == DialogResult.Cancel)
{
return;
}
strFileName = dlgFileSave.FileName;
m_TwainManager.OpenSource();
try
{
m_TwainManager.TransferMode = Dynamsoft.TWAIN.Enums.TWICapSetupXFer.TWSX_FILE;
}
catch (Exception exp)
{
MessageBox.Show("The license for TWAIN module is invalid.Please contact [email protected] to get a trial license.");
return;
}
//Since the TWSX_FILE mode is not required by TWAIN specification,
//it is better to read the value back to see if the File transfer mode is supported by the Source
if (m_TwainManager.TransferMode == Dynamsoft.TWAIN.Enums.TWICapSetupXFer.TWSX_FILE)
{ //the source supports the TWSX_FILE transfer mode.
m_TwainManager.SetFileXFERInfo(strFileName, Dynamsoft.TWAIN.Enums.TWICapFileFormat.TWFF_BMP); //Sets file name and file format information.
m_TwainManager.IfShowUI = false;
m_TwainManager.IfDisableSourceAfterAcquire = true;
m_TwainManager.EnableSource(this as IAcquireCallback); //Acquire the image.
}
else //the source doesn't support the TWSX_FILE transfer mode.
{
MessageBox.Show("The source doesn't support the DiskFile transfer mode.");
}
}
