LoadFields(String) Method

C#
Visual Basic
Objective-C
Java
C++

public void LoadFields( 
   string fileName
)

'Declaration
 
Public Overloads Sub LoadFields( _
   ByVal fileName As String _
)

'Usage
 
Dim instance As FormProcessingEngine
Dim fileName As String
 
instance.LoadFields(fileName)

public:
void LoadFields( 
   String^ fileName
)

Parameters

fileName: The path of the file to load.

For a complete example on using the forms recognition and processing, refer to the FormProcessingEngine example.

This example loads form fields from a file.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Barcode
Imports Leadtools.Codecs
Imports Leadtools.Forms
Imports Leadtools.Forms.Ocr
Imports Leadtools.Forms.Processing
Imports Leadtools.Forms.Recognition
Imports Leadtools.Forms.Recognition.Barcode
Imports Leadtools.Forms.Recognition.Ocr

''' This method loads the specified master form attributes object, fields, and image.
Private Function LoadMasterForm(ByVal recognitionEngine As FormRecognitionEngine, ByVal processingEngine As FormProcessingEngine, ByVal formsCodec As RasterCodecs, ByVal attributesFileName As String, ByVal fieldsFileName As String, _
      ByVal imageFileName As String) As MasterForm
   Dim formData As Byte()
   Dim form As MasterForm = New MasterForm()
   Dim attributes As FormRecognitionAttributes = recognitionEngine.CreateForm(Nothing)
   recognitionEngine.CloseForm(attributes)
   form.Attributes = attributes
   formData = File.ReadAllBytes(attributesFileName)
   form.Attributes.SetData(formData)
   form.Properties = recognitionEngine.GetFormProperties(form.Attributes)
   processingEngine.LoadFields(fieldsFileName)
   form.ProcessingPages = processingEngine.Pages
   form.Image = formsCodec.Load(imageFileName, 1, CodecsLoadByteOrder.Bgr, 1, -1)
   Return form
End Function

using Leadtools;
using Leadtools.Barcode;
using Leadtools.Codecs;
using Leadtools.Forms;
using Leadtools.Forms.Ocr;
using Leadtools.Forms.Processing;
using Leadtools.Forms.Recognition;
using Leadtools.Forms.Recognition.Barcode;
using Leadtools.Forms.Recognition.Ocr;

/// This method loads the specified master form attributes, fields, and image.
private MasterForm LoadMasterForm(FormRecognitionEngine recognitionEngine, FormProcessingEngine processingEngine, RasterCodecs formsCodec, string attributesFileName, string fieldsFileName, string imageFileName)
{
   byte[] formData;
   MasterForm form = new MasterForm();
   formData = File.ReadAllBytes(attributesFileName);
   form.Attributes = new FormRecognitionAttributes();
   form.Attributes.SetData(formData);
   form.Properties = recognitionEngine.GetFormProperties(form.Attributes);
   processingEngine.LoadFields(fieldsFileName);
   form.ProcessingPages = processingEngine.Pages;
   form.Image = formsCodec.Load(imageFileName, 1, CodecsLoadByteOrder.Bgr, 1, -1);
   return form;
}

Target Platforms

Reference

FormProcessingEngine Class
FormProcessingEngine Members
Overload List