←Select platform

ChangeHueCommand Constructor(int)

Summary

Initializes a new ChangeHueCommand class object with explicit parameters.

Syntax
C#
VB
Java
Objective-C
C++
public ChangeHueCommand( 
   int angle 
) 
Public Function New( _ 
   ByVal angle As Integer _ 
) 
- (instancetype)initWithAngle:(NSInteger)angle 
public ChangeHueCommand(int angle) 
public: 
ChangeHueCommand(  
   int angle 
) 

Parameters

angle
Angular amount to change the hue, in degrees.

Example

Run the ChangeHueCommand on an image and change its hue.

C#
VB
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
 
public void ChangeHueConstructorExample() 
{ 
   // Load an image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.ThrowExceptionsOnInvalidImages = true; 
 
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\Image1.jpg")); 
 
   // Prepare the command 
   ChangeHueCommand command = new ChangeHueCommand(180); 
   //Change each color to its complement. 
   command.Run(image); 
   codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24); 
 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; 
} 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
Public Sub ChangeHueConstructorExample() 
   Dim codecs As New RasterCodecs() 
   codecs.ThrowExceptionsOnInvalidImages = True 
 
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ImageProcessingDemo\\Image1.jpg")) 
 
   ' Prepare the command 
   Dim command As ChangeHueCommand = New ChangeHueCommand(180) 
   'Change each color to its complement. 
   command.Run(leadImage) 
   codecs.Save(leadImage, Path.Combine(LEAD_VARS.ImagesDir, "Result.jpg"), RasterImageFormat.Jpeg, 24) 
 
End Sub 
 
Public NotInheritable Class LEAD_VARS 
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class 
c#[Silverlight C# Example] 
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.ImageProcessing.Color; 
using Leadtools.Examples; 
 
public void ChangeHueConstructorExample(RasterImage image, Stream outStream) 
{ 
   // Prepare the command 
   ChangeHueCommand command = new ChangeHueCommand(180); 
   //Change each color to its complement. 
   command.Run(image); 
 
   // Save result image 
   RasterCodecs codecs = new RasterCodecs(); 
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24); 
   image.Dispose(); 
} 
vb[Silverlight VB Example] 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.ImageProcessing.Color 
 
Public Sub ChangeHueConstructorExample(ByVal image As RasterImage, ByVal outStream As Stream) 
   ' Prepare the command 
   Dim command As ChangeHueCommand = New ChangeHueCommand(180) 
   'Change each color to its complement. 
   command.Run(image) 
 
   ' Save result image 
   Dim codecs As RasterCodecs = New RasterCodecs() 
   codecs.Save(image, outStream, RasterImageFormat.Jpeg, 24) 
   image.Dispose() 
End Sub 

Requirements

Target Platforms

Help Version 20.0.2019.3.11
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2019 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.ImageProcessing.Color Assembly