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Handles each inverted text segment found by InvertedTextCommand.
public class InvertedTextCommandEventArgs : EventArgs
Public Class InvertedTextCommandEventArgs
Inherits System.EventArgs
public sealed class InvertedTextCommandEventArgs : System.EventArgs
@interface LTInvertedTextCommandEventArgs : NSObject
public class InvertedTextCommandEvent extends LeadEvent
function Leadtools.ImageProcessing.Core.InvertedTextCommandEventArgs()
public ref class InvertedTextCommandEventArgs : public System.EventArgs
Runs the InvertedTextCommand on an image.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void InvertedTextCommandEventArgsExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"));
// Prepare the command
InvertedTextCommand command = new InvertedTextCommand(InvertedTextCommandFlags.UseDpi | InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95);
command.InvertedText += new EventHandler<InvertedTextCommandEventArgs>(InvertedTextEvent_S4);
command.Run(image);
}
private void InvertedTextEvent_S4(object sender, InvertedTextCommandEventArgs e)
{
InvertedTextCommandEventArgs ee = new InvertedTextCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, e.WhiteCount, e.BlackCount);
e.Status = RemoveStatus.Remove;
if (e.Region != null)
{
e.Image.SetRegion(null, e.Region, RasterRegionCombineMode.AndNotRegion);
}
}
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 invertedTextCommand_S4 As InvertedTextCommand
Public Sub InvertedTextCommandEventArgsExample()
Dim codecs As New RasterCodecs()
codecs.ThrowExceptionsOnInvalidImages = True
Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif"))
' Prepare the command
invertedTextCommand_S4 = New InvertedTextCommand(InvertedTextCommandFlags.UseDpi Or InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95)
invertedTextCommand_S4.Run(leadImage)
End Sub
Private Sub InvertedTextCommand_InvertedText_S4(ByVal sender As Object, ByVal e As InvertedTextCommandEventArgs) Handles invertedTextCommand_S4.InvertedText
Dim ee As InvertedTextCommandEventArgs = New InvertedTextCommandEventArgs(e.Image, e.Region, e.BoundingRectangle, e.WhiteCount, e.BlackCount)
e.Status = RemoveStatus.Remove
If Not (e.Region Is Nothing) Then
e.Image.SetRegion(Nothing, e.Region, RasterRegionCombineMode.AndNotRegion)
End If
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
using Leadtools;
using Leadtools.Examples;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void InvertedTextCommandEventArgsExample(RasterImage image, Stream outStream)
{
// Prepare the command
InvertedTextCommand command = new InvertedTextCommand(InvertedTextCommandFlags.UseDpi | InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95);
command.InvertedText += new EventHandler<InvertedTextCommandEventArgs>(InvertedTextEvent_S4);
command.Run(image);
// Save result image
RasterCodecs codecs = new RasterCodecs();
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1);
image.Dispose();
}
private void InvertedTextEvent_S4(object sender, InvertedTextCommandEventArgs e)
{
InvertedTextCommandEventArgs ee = new InvertedTextCommandEventArgs(e.Image, null, e.BoundingRectangle, e.WhiteCount, e.BlackCount);
e.Status = RemoveStatus.Remove;
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Core
Public Sub InvertedTextCommandEventArgsExample(ByVal image As RasterImage, ByVal outStream As Stream)
' Prepare the command
Dim command As InvertedTextCommand = New InvertedTextCommand(InvertedTextCommandFlags.UseDpi Or InvertedTextCommandFlags.CallBackRegion, 5000, 500, 70, 95)
AddHandler command.InvertedText, AddressOf InvertedTextEvent_S4
command.Run(image)
' Save result image
Dim codecs As RasterCodecs = New RasterCodecs()
codecs.Save(image, outStream, RasterImageFormat.CcittGroup4, 1)
image.Dispose()
End Sub
Private Sub InvertedTextEvent_S4(ByVal sender As Object, ByVal e As InvertedTextCommandEventArgs)
Dim ee As InvertedTextCommandEventArgs = New InvertedTextCommandEventArgs(e.Image, Nothing, e.BoundingRectangle, e.WhiteCount, e.BlackCount)
e.Status = RemoveStatus.Remove
End Sub
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