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FeretsDiameterCommand Constructor()
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Leadtools.ImageProcessing.Effects Namespace > FeretsDiameterCommand Class > FeretsDiameterCommand Constructor : FeretsDiameterCommand Constructor()



Initializes a new FeretsDiameterCommand class object with default parameters.

Syntax

Visual Basic (Declaration) 
Public Function New()
Visual Basic (Usage)Copy Code
Dim instance As FeretsDiameterCommand()
C# 
public FeretsDiameterCommand()
C++/CLI 
public:
FeretsDiameterCommand();

Example

Run the FeretsDiameterCommand on an image.

Visual BasicCopy Code
Public Sub FeretsDiameterConstructorExample()
   RasterCodecs.Startup()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True

   Dim leadImage As RasterImage = codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "Master.jpg")

   ' Prepare the command
   Dim rcRect As Rectangle = New Rectangle(leadImage.Width \ 4, leadImage.Height \ 4, leadImage.Width * 3 \ 4, leadImage.Height * 3 \ 4)
   leadImage.AddEllipseToRegion(Nothing, rcRect, RasterRegionCombineMode.Set)

   Dim contourcommand As RegionContourPointsCommand = New RegionContourPointsCommand(Nothing)
   contourcommand.Run(leadImage)
   Dim command As FeretsDiameterCommand = New FeretsDiameterCommand
   command.Points = contourcommand.Points
   MessageBox.Show("The length of the Feret's diameter is: " & command.FeretsDiameter)
   MessageBox.Show("The index of the first end point of the Feret's diameter is: " & command.FirstIndex)
   MessageBox.Show("The index of the second end point of the Feret's diameter is: " & command.SecondIndex)
   command.Run()
   codecs.Save(leadImage, LeadtoolsExamples.Common.ImagesPath.Path + "Result.jpg", RasterImageFormat.Jpeg, 24)

   RasterCodecs.Shutdown()
End Sub
C#Copy Code
public void FeretsDiameterConstructorExample() 
{ 
   // Load an image 
   RasterCodecs.Startup(); 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "Master.jpg"); 
 
   // Prepare the command 
   Rectangle rcRect = new Rectangle(image.Width / 4, image.Height / 4, image.Width * 3 / 4, image.Height * 3 / 4); 
   image.AddEllipseToRegion(null, rcRect, RasterRegionCombineMode.Set);  
 
   RegionContourPointsCommand contourcommand = new RegionContourPointsCommand(null); 
   if (contourcommand != null) 
   { 
      contourcommand.Run(image); 
      codecs.Save(image, LeadtoolsExamples.Common.ImagesPath.Path + "Result.jpg", RasterImageFormat.Jpeg, 24); 
   } 
 
   FeretsDiameterCommand command = new FeretsDiameterCommand(); 
   command.Points = contourcommand.Points; 
 
   MessageBox.Show("The length of the Feret's diameter is: " + command.FeretsDiameter + "\n" + "The index of the first end point of the Feret's diameter is: " + command.FirstIndex + "\n" + "The index of the second end point of the Feret's diameter is: " + command.SecondIndex); 
   command.Run(); 
 
   RasterCodecs.Shutdown(); 
}

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