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ImportZones Method
See Also  Example
Leadtools.Document Namespace > RasterDocumentEngine Class : ImportZones Method




pageIndex
Specifies the index of the page into which the settings will be loaded. This is a zero-based index.
fileName
String contains the name of the zone file that contains the zones to import.
Imports the zone list from a zone file.

Syntax

Visual Basic (Declaration) 
Public Sub ImportZones( _
   ByVal pageIndex As Integer, _
   ByVal fileName As String _
)
Visual Basic (Usage)Copy Code
Dim instance As RasterDocumentEngine
Dim pageIndex As Integer
Dim fileName As String
 
instance.ImportZones(pageIndex, fileName)
C# 
public void ImportZones( 
   int pageIndex,
   string fileName
)
Managed Extensions for C++ 
public: void ImportZones( 
   int pageIndex,
   string* fileName
)
C++/CLI 
public:
void ImportZones( 
   int pageIndex,
   String^ fileName
)

Parameters

pageIndex
Specifies the index of the page into which the settings will be loaded. This is a zero-based index.
fileName
String contains the name of the zone file that contains the zones to import.

Example

Visual BasicCopy Code
Public Sub ImportZonesExample()
   ' Note that this is a sample key, which will not work in your toolkit
   RasterSupport.Unlock(Leadtools.RasterSupportType.Ocr, "TestKey")

   Dim rasterDocument As RasterDocumentEngine
   rasterDocument = RasterDocumentEngine.Instance
   rasterDocument.Startup()
   'assume page is added, refer to AddPage example for more information

   Try
      rasterDocument.ImportZones(0, "C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\zone.zon")
      MessageBox.Show("Imports the zone file into the specified page")
   Catch ex As Exception
      MessageBox.Show(ex.Message)
   End Try

   '...
   ' work with zones...
   '...
   ' exports page zone list to Zone file...
   rasterDocument.ExportZones(0, "C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\zone.zon")
   rasterDocument.Shutdown()
End Sub
C#Copy Code
public void ImportZonesExample() 
{ 
   // Note that this is a sample key, which will not work in your toolkit 
   RasterSupport.Unlock(Leadtools.RasterSupportType.Ocr, "TestKey"); 
   RasterDocumentEngine rasterDocument; 
   rasterDocument = RasterDocumentEngine.Instance; 
   rasterDocument.Startup(); 
 
   try 
   { 
      // assume page is added, refer to AddPage example for more information 
 
      rasterDocument.ImportZones(0, @"C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\zone.zon"); 
      MessageBox.Show("Imports the zone file into the specified page"); 
 
      //... 
      // work with zones...  
      //... 
 
      // exports page zone list to Zone file...  
      rasterDocument.ExportZones(0, @"C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\zone.zon"); 
   } 
   catch (Exception ex) 
   { 
      MessageBox.Show(ex.Message); 
   } 
   rasterDocument.Shutdown(); 
}

Remarks

Imports the zone list from a zone file into the specified page. Calling this method removes any zone list already attached to the specified page. To save the zone list to a file, call ExportZones.
For more information, refer to Working with Zones.

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also

Leadtools.Documentrequires a Document or Medical toolkit license and unlock key. For more information, refer to: Raster Pro/Document/Medical Features