private string TestOCR()
{
try
{
if (this.inPtr != IntPtr.Zero)
{
obj = new TextCaptureX();
return(obj.GetTextFromRect(this.inPtr.ToInt32(), Location.X + 20, Location.Y + 20, this.Width - 20, this.Height - 20));
}
return("");
}
catch (Exception ex)
{
return("");
}
}
private void PerformRegionCapture(int hwnd, int x, int y, int width, int height)
{
if (m_bRegOrWnd == false)
{
// if a window was selected
MessageBox.Show("You selected a window!");
return;
}
CaptureMethod currentMethod = GetCaptureMethod();
string strText = "";
if (currentMethod == CaptureMethod.NATIVE)
{
//stdole.IFontDisp font;
try
{
// preserve layout checkbox
if (checkLayout.Checked == true)
{
m_tCapture.FormattedText = true;
}
strText = m_tCapture.GetTextFromRect(hwnd, x, y, width, height);
//txtFont.Text = font.Name;
//txtFontSize.Text = font.Size.ToString();
}
catch (Exception ex)
{
System.Runtime.InteropServices.COMException COMEx = (System.Runtime.InteropServices.COMException)ex;
if (COMEx.ErrorCode == -2147220989 && m_bCanTryAgain)
{
// this is the timeout exception
m_bCanTryAgain = false;
MessageBox.Show("Trying again!");
System.Threading.Thread.Sleep(4000); // sleep for 4 seconds
PerformRegionCapture(hwnd, x, y, width, height); // and try again
return;
}
else
{
strText = "Capture Error!";
MessageBox.Show(ex.Message);
}
}
}
else if (currentMethod == CaptureMethod.FULL_TEXT)
{
try
{
strText = m_tFullTextCapt.GetFullTextFromRectangle(hwnd, x, y, width, height);
txtFont.Text = "";
}
catch (Exception ex)
{
System.Runtime.InteropServices.COMException COMEx = (System.Runtime.InteropServices.COMException)ex;
if (COMEx.ErrorCode == -2147220989 && m_bCanTryAgain)
{
// this is the timeout exception
m_bCanTryAgain = false;
MessageBox.Show("Trying again!");
System.Threading.Thread.Sleep(5000); // sleep for 4 seconds
PerformRegionCapture(hwnd, x, y, width, height); // and try again
return;
}
else
{
strText = "Capture Error!";
MessageBox.Show(ex.Message);
}
}
}
else if (currentMethod == CaptureMethod.OCR)
{
try
{
string strLang = (string)comboLang.Items[comboLang.SelectedIndex];
strText = m_tOCRCapture.GetTextFromRect(hwnd, x, y, width, height, strLang, false);
txtFont.Text = "";
}
catch (Exception ex)
{
System.Runtime.InteropServices.COMException COMEx = (System.Runtime.InteropServices.COMException)ex;
if (COMEx.ErrorCode == -2147220989 && m_bCanTryAgain)
{
// this is the timeout exception
m_bCanTryAgain = false;
MessageBox.Show("Trying again!");
System.Threading.Thread.Sleep(5000); // sleep for 4 seconds
PerformRegionCapture(hwnd, x, y, width, height); // and try again
return;
}
else
{
strText = "Capture Error!";
MessageBox.Show(ex.Message);
}
}
}
txtResult.Text = strText;
}
