void AddZones(bool bUserDrawnZone)
{
try
{
if (bUserDrawnZone && (_frameRect.Width < 2 || _frameRect.Height < 2))
{
return;
}
// Initialize the OcrZone and add it to the image.
OcrZone zoneData = new OcrZone();
MyItemData itemData = (MyItemData)_cmbOcrModules.SelectedItem;
OcrZoneType selectedModule = (OcrZoneType)itemData.ZoneType;
switch (selectedModule)
{
case OcrZoneType.Text: // AUTO
if (bUserDrawnZone)
{
zoneData.Bounds = _frameRect;
zoneData.ZoneType = OcrZoneType.Text;
_ocrPage.Zones.Add(zoneData);
}
else
{
_ocrPage.AutoZone(null);
}
break;
case OcrZoneType.Micr: // MICR
if (bUserDrawnZone)
{
zoneData.Bounds = _frameRect;
}
else
{
zoneData.Bounds = new LeadRect(38, 678, 1655, 87);
}
zoneData.ZoneType = OcrZoneType.Micr;
_ocrPage.Zones.Add(zoneData);
break;
case OcrZoneType.Omr: // OMR
if (bUserDrawnZone)
{
zoneData.Bounds = _frameRect;
zoneData.ZoneType = OcrZoneType.Omr;
_ocrPage.Zones.Add(zoneData);
}
else
{
_ocrPage.LoadZones(Path.Combine(ImagesFolder, "Mix_omr.ozf"));
}
break;
case OcrZoneType.Icr: // HandPrintedCharacter
if (bUserDrawnZone)
{
zoneData.Bounds = _frameRect;
}
else
{
zoneData.Bounds = new LeadRect(0, 0, _ocrPage.Width, _ocrPage.Height);
}
zoneData.ZoneType = OcrZoneType.Icr;
zoneData.CharacterFilters = (OcrZoneCharacterFilters)itemData.CharacterFilters;
_ocrPage.Zones.Add(zoneData);
break;
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
private void LoadUniqueFieldValueInstanceImages()
{
string zoneFile, sql, imageFile = "", imagePath;
int page = 0, zoneID = 1;
if (ocrPageZones != null)
{
ocrPageZones.Dispose();
ocrPageZones = null;
}
if (uniqueFieldValueRowNumber >= dataTableUniqueFieldValues.Rows.Count)
{
return;
}
OcrZone zone;
LeadRect zoneRect;
RasterImage pageImage = null, zoneImage;
textBoxValue.Text = dataTableUniqueFieldValues.Rows[uniqueFieldValueRowNumber][0].ToString();
sql = "select Page, ZoneID from Field where Batch = '" + BatchName + "' and FieldID = " + fieldIndex.ToString() + " and (ValueAdvantage = '" + textBoxValue.Text.Replace("'", "''") + "') order by Page, Line";
oleDbCommand = new OleDbCommand(sql, oleDbConnection);
oleDbDataAdapter = new OleDbDataAdapter(oleDbCommand);
dataTableUniqueFieldValueInstances = new DataTable();
oleDbDataAdapter.Fill(dataTableUniqueFieldValueInstances);
images = new List <RasterImage>();
foreach (DataRow instanceRow in dataTableUniqueFieldValueInstances.Rows)
{
zoneID = int.Parse(instanceRow["ZoneID"].ToString());
if (page != int.Parse(instanceRow[0].ToString()))
{
page = int.Parse(instanceRow[0].ToString());
sql = "select top 1 Srcfile from " + BatchTableName + " where Batch = '" + BatchName + "' and Page = " + page.ToString();
oleDbCommand = new OleDbCommand(sql, oleDbConnection);
oleDbDataAdapter = new OleDbDataAdapter(oleDbCommand);
DataTable dataTableSrcfile = new System.Data.DataTable();
oleDbDataAdapter.Fill(dataTableSrcfile);
if (dataTableSrcfile.Rows.Count > 0)
{
imageFile = dataTableSrcfile.Rows[0][0].ToString();
imagePath = @"I:\" + BatchName.Split(' ')[0] + @"\" + imageFile;
if (imageFile.Split('\\').Length == 3)
{
imageFile = imageFile.Split('\\')[2];
}
else
{
imageFile = imageFile.Split('\\')[1];
}
zoneFile = imagePath.Substring(0, imagePath.LastIndexOf(".")) + ".ozf";
if (File.Exists(zoneFile))
{
try
{
pageImage = codecs.Load(imagePath);
if (pageImage.XResolution < 150)
{
pageImage.XResolution = 150;
}
if (pageImage.YResolution < 150)
{
pageImage.YResolution = 150;
}
ocrPageZones = OcrEngine.CreatePage(pageImage, OcrImageSharingMode.AutoDispose);
ocrPageZones.LoadZones(zoneFile);
}
catch (Exception ex)
{
if (showedMemoryMessage == false)
{
Messager.ShowInformation(this, "Could not open " + imagePath + ". " + ex.Message);
showedMemoryMessage = true;
}
pageImage = null;
}
}
}
}
if (pageImage != null)
{
zone = GetPageZone(ocrPageZones, zoneID);
zoneRect = zone.Bounds.ToRectangle(150, 150);
zoneImage = pageImage.Clone(zoneRect);
zoneImage.CustomData.Add("Page", page.ToString());
zoneImage.CustomData.Add("ZoneID", instanceRow["ZoneID"].ToString());
zoneImage.CustomData.Add("FieldID", fieldIndex.ToString());
images.Add(zoneImage);
}
if (images.Count > 59)
{
break;
}
}
DisplayUniqueFieldValueInstanceImagePage();
}