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SliceCommandEventArgs Class

Summary

Handles each slice segment found by SliceCommand.

Syntax

C#
VB
WinRT C#
C++
public class SliceCommandEventArgs : EventArgs 
Public Class SliceCommandEventArgs  
   Inherits System.EventArgs 
public sealed class SliceCommandEventArgs : System.EventArgs  
function Leadtools.ImageProcessing.Core.SliceCommandEventArgs() 
public ref class SliceCommandEventArgs : public System.EventArgs  

Example

This event will add the first slice to the image as a new page and halt.

C#
VB
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Core; 
 
public void SliceCommandEventArgsExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")); 
 
   // Prepare the command 
   SliceCommand cmd = new SliceCommand(40, new RasterColor(0, 0, 0), SliceCommandFlags.Bicubic | SliceCommandFlags.CutSlices | SliceCommandFlags.DeskewImage); 
   cmd.Slice += new EventHandler<SliceCommandEventArgs>(SliceEventExample_S2); 
 
   // Apply the slice command on the image. 
   cmd.Run(image); 
 
   // Print out the deskew amount. 
   Console.WriteLine("Deskew Angle = {0}", cmd.DeskewAngle); 
 
} 
 
private void SliceEventExample_S2(object sender, SliceCommandEventArgs e) 
{ 
   e.Image.AddPage(e.SliceImage); 
   e.Cancel = true; 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; 
} 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Core 
      Leadtools.Examples.Support.SetLicense() 
 
Public WithEvents sliceEventExample_S2 As SliceCommand 
Public Sub SliceCommandEventArgsExample() 
   Dim codecs As New RasterCodecs() 
   codecs.ThrowExceptionsOnInvalidImages = True 
 
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg")) 
 
   ' Prepare the command 
   Dim cmd As SliceCommand = New SliceCommand(40, New RasterColor(0, 0, 0), SliceCommandFlags.Bicubic Or SliceCommandFlags.CutSlices Or SliceCommandFlags.DeskewImage) 
 
   ' Apply the slice command on the image. 
   cmd.Run(leadImage) 
 
   ' Print out the deskew amount. 
   Console.WriteLine("Deskew Angle = {0}", cmd.DeskewAngle) 
 
End Sub 
 
Private Sub SliceEventExample_SliceCommand(ByVal sender As Object, ByVal e As SliceCommandEventArgs) Handles sliceEventExample_S2.Slice 
   e.Image.AddPage(e.SliceImage) 
   e.Cancel = True 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class 

Requirements

Target Platforms

Help Version 19.0.2017.10.18
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Leadtools.ImageProcessing.Core Assembly