private void Startup()
{
Properties.Settings settings = new Properties.Settings();
string engineType = settings.OcrEngineType;
// Show the engine selection dialog
using (OcrEngineSelectDialog dlg = new OcrEngineSelectDialog(Messager.Caption, engineType, true))
{
if (dlg.ShowDialog(this) == DialogResult.OK)
{
_ocrEngine = dlg.OcrEngine;
_ocrEngineType = dlg.SelectedOcrEngineType;
_ocrEngineSettings.SetEngine(_ocrEngine);
// Add the selected engine name to the demo caption
Text = Text + " [" + _ocrEngineType.ToString() + " Engine]";
}
else
{
// Close the demo
Close();
}
}
}
public static OcrResult Load(OcrImage image, string language, OcrEngineType targetType)
{
try
{
string ip = null;
foreach (KeyValuePair <string, Dictionary <OcrEngineType, List <string> > > remoteType in RemoteTypes)
{
if (remoteType.Value.ContainsKey(targetType))
{
ip = remoteType.Key;
break;
}
}
if (string.IsNullOrWhiteSpace(ip))
{
return(OcrResult.Create(OcrResultType.NotInstalled));
}
using (WebClient webClient = new WebClient())
{
string url = "http://" + ip + ":" + port + "/" + RunOcrCommand;
webClient.Proxy = null;
webClient.Encoding = Encoding.UTF8;
string response = webClient.UploadString(url, string.Format("type={0}&language={1}&data={2}",
targetType.ToString(), language, HttpUtility.UrlEncode(Convert.ToBase64String(image.ToBinary()))));
return(OcrResult.FromBinary(Convert.FromBase64String(HttpUtility.UrlDecode(response))));
}
}
catch (Exception e)
{
return(OcrResult.Create(OcrResultType.Exception, e.ToString()));
}
}
private void Startup()
{
Properties.Settings settings = new Properties.Settings();
string engineType = settings.OcrEngineType;
// Show the engine selection dialog
using (OcrEngineSelectDialog dlg = new OcrEngineSelectDialog(Messager.Caption, engineType, true))
{
dlg.RasterCodecsInstance = _codecs;
if (dlg.ShowDialog(this) == DialogResult.OK)
{
_ocrEngine = dlg.OcrEngine;
_ocrEngineType = dlg.SelectedOcrEngineType;
// Add the selected engine name to the demo caption
Text = Text + " [" + _ocrEngineType.ToString() + " Engine]";
StartupEngine();
//load default image
LoadImage(true);
string message = String.Format(@"To use this demo: {0} 1) Load an image with text on it. {0} 2) Draw a rectangle using the mouse around the portion of text you want to recognize.", Environment.NewLine);
MessageBox.Show(message, "Instructions");
UpdateMyControls();
}
else
{
// Close the demo
Close();
}
}
}
protected override void OnFormClosed(FormClosedEventArgs e)
{
// Save the last setting
Properties.Settings settings = new Properties.Settings();
settings.OcrEngineType = _ocrEngineType.ToString();
settings.Save();
// Dispose the engine (this will call Shutdown as well)
if (_ocrEngine != null)
{
_ocrEngine.Dispose();
}
base.OnFormClosed(e);
}
private void MainForm_FormClosing(object sender, FormClosingEventArgs e)
{
try
{
Properties.Settings settings = new Properties.Settings();
settings.OcrEngineType = _ocrEngineType.ToString();
settings.Save();
if (_ocrPage != null)
{
_ocrPage.Dispose();
}
if (_ocrEngine != null)
{
_ocrEngine.Dispose();
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
void InitEngines()
{
_documentFormatSelector.SetDocumentWriter(_ocrEngine.DocumentWriterInstance, false);
StartupEngine();
_documentFormatSelector.SetOcrEngineType(_ocrEngineType);
if (_ocrEngineType == OcrEngineType.OmniPageArabic)
{
_autoOcrImageName = "ArabicSample.Tif";
}
else
{
_autoOcrImageName = "OCR1.Tif";
}
// Add the selected engine name to the demo caption
Text = Text + " [" + _ocrEngineType.ToString() + " Engine]";
UpdateSupportedOcrModulesList();
UpdateMyControls();
Properties.Settings settings = new Properties.Settings();
// If user provided a command line argument then forget about the saved OCR Module
// otherwise use the saved OCR module (if there is any).
if (Environment.GetCommandLineArgs().Length > 1)
{
String[] arguments = Environment.GetCommandLineArgs();
if (arguments[1].Equals("Auto"))
{
_cmbOcrModules.SelectedIndex = 1;
}
else if (arguments[1].Equals("Omr"))
{
_cmbOcrModules.SelectedIndex = 2;
}
else if (arguments[1].Equals("HnrText"))
{
_cmbOcrModules.SelectedIndex = 3;
}
else if (arguments[1].Equals("HnrNum"))
{
_cmbOcrModules.SelectedIndex = 4;
}
else
{
_cmbOcrModules.SelectedIndex = 0;
}
}
else
{
if (!String.IsNullOrEmpty(settings.OCRModule))
{
for (int i = 0; i < _cmbOcrModules.Items.Count; i++)
{
MyItemData itemData = (MyItemData)_cmbOcrModules.Items[i];
if (itemData.ZoneType == (int)Enum.Parse(typeof(OcrZoneType), settings.OCRModule))
{
_cmbOcrModules.SelectedIndex = i;
break;
}
}
if (_cmbOcrModules.SelectedIndex < 0) // No match found
{
_cmbOcrModules.SelectedIndex = 0;
}
}
else
{
_cmbOcrModules.SelectedIndex = 0;
}
}
if (_ocrEngine != null && _ocrEngine.IsStarted)
{
DocumentFormat format = DocumentFormat.Pdf;
/* Load settings for the selected Document Format */
if (!String.IsNullOrEmpty(settings.DocumentFormat))
{
try
{
format = (DocumentFormat)Enum.Parse(typeof(DocumentFormat), settings.DocumentFormat);
}
catch
{
}
}
_documentFormatSelector.SelectedFormat = format;
}
/* Load settings for user selected View Final Document check box status */
_cbViewFinalDocument.Checked = settings.ViewFinalDocument;
}
private void Startup()
{
Properties.Settings settings = new Properties.Settings();
string engineType = settings.OcrEngineType;
// Show the engine selection dialog
using (OcrEngineSelectDialog dlg = new OcrEngineSelectDialog(Messager.Caption, engineType, true))
{
dlg.RasterCodecsInstance = _codecs;
if (dlg.ShowDialog(this) == DialogResult.OK)
{
_ocrEngine = dlg.OcrEngine;
_ocrEngineType = dlg.SelectedOcrEngineType;
// Add the selected engine name to the demo caption
Text = Text + " [" + _ocrEngineType.ToString() + " Engine]";
StartupEngine();
//load default image
LoadImage(true);
string message = String.Format(@"To use this demo: {0} 1) Load an image with text on it. {0} 2) Draw a rectangle using the mouse around the portion of text you want to recognize.", Environment.NewLine);
MessageBox.Show(message, "Instructions");
UpdateMyControls();
}
else
{
// Close the demo
Close();
}
}
}
