LightCommand Class

Visual Basic
C#
WinRT C#
Objective-C
Java
WinRT JavaScript
C++

public class LightCommand : Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand

'Declaration
 
Public Class LightCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements Leadtools.ImageProcessing.IRasterCommand

'Usage
 
Dim instance As LightCommand

public sealed class LightCommand : Leadtools.ImageProcessing.IRasterCommand

function Leadtools.ImageProcessing.SpecialEffects.LightCommand()

public ref class LightCommand : public Leadtools.ImageProcessing.RasterCommand, Leadtools.ImageProcessing.IRasterCommand

This command supports 12- and 16-bit grayscale and 48- and 64-bit color images. Support for 12- and 16-bit grayscale and 48- and 64-bit color images is available only in the Document/Medical toolkits.
This command does not support signed data images.
This command does not support 32-bit grayscale images.

For more information, refer to Applying Artistic Effects.
For more information, refer to Correcting Colors.

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

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.SpecialEffects

Public Sub LightCommandExample()
   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 Data() As LightCommandData
   ReDim Data(0)
   Data(0) = New LightCommandData
   Data(0).Angle = 0
   Data(0).CenterPoint = New LeadPoint(leadImage.Width \ 2, leadImage.Height \ 2)
   Data(0).Edge = 0
   Data(0).Brightness = 100
   Data(0).FillColor = New RasterColor(255, 255, 255)
   Data(0).Height = Math.Min(leadImage.Height, leadImage.Width) \ 2
   Data(0).Width = Math.Min(leadImage.Height, leadImage.Width) \ 2
   Data(0).Opacity = 100
   Data(0).Type = LightCommandType.Spot

   Dim command As LightCommand = New LightCommand
   command.Ambient = 100
   command.Bright = 100
   command.Data = Data
   command.AmbientColor = New RasterColor(255, 255, 255)
   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

using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.SpecialEffects;

public void LightCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;

   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Master.jpg"));

   // Prepare the command
   LightCommandData[] Data = new LightCommandData[1];
   Data[0].Angle           = 0;
   Data[0].CenterPoint     = new LeadPoint(image.Width / 2, image.Height / 2);
   Data[0].Edge            = 0;
   Data[0].Brightness      = 100;
   Data[0].FillColor       = new RasterColor(255, 255, 255);
   Data[0].Height          = Math.Min(image.Height, image.Width) / 2;
   Data[0].Width           = Math.Min(image.Height, image.Width) / 2;
   Data[0].Opacity         = 100;
   Data[0].Type            = LightCommandType.Spot;

   LightCommand command = new LightCommand();
   command.Ambient = 100;
   command.Bright  = 100;
   command.Data = Data;
   command.AmbientColor = new RasterColor(255, 255, 255);
   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";
}

using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.SpecialEffects;

[TestMethod]
public async Task LightCommandExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   string srcFileName = @"Assets\Image1.cmp";
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   // Prepare the command
   LightCommandData[] Data = new LightCommandData[1];
   Data[0].Angle           = 0;
   Data[0].CenterPoint     = LeadPointHelper.Create(image.Width / 2, image.Height / 2);
   Data[0].Edge            = 0;
   Data[0].Brightness      = 100;
   Data[0].FillColor       = RasterColorHelper.Create(255, 255, 255);
   Data[0].Height          = Math.Min(image.Height, image.Width) / 2;
   Data[0].Width           = Math.Min(image.Height, image.Width) / 2;
   Data[0].Opacity         = 100;
   Data[0].Type            = LightCommandType.Spot;

   LightCommand command = new LightCommand();
   command.Ambient = 100;
   command.Bright  = 100;
   command.Data = Data;
   command.AmbientColor = RasterColorHelper.Create(255, 255, 255);
   command.Run(image);

   string destFileName = @"result.bmp";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.Bmp, 24);
}

Target Platforms

Reference