Empty Property

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

public static LightCommandData Empty {get;}

'Declaration
 
Public Shared ReadOnly Property Empty As LightCommandData

'Usage
 
Dim value As LightCommandData
 
value = LightCommandData.Empty

public static LightCommandData Empty {get;}

 get_Empty();

public:
static property LightCommandData Empty {
   LightCommandData get();
}

Property Value

A new LightCommandData class object with default parameters.

Run the LightCommand on an image to change the red color by rotating its hue 90 degree.

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

Copy Code

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

<TestMethod()> _
Public Sub EmptyPropertyExample()
   Dim codecs As New RasterCodecs()
   codecs.ThrowExceptionsOnInvalidImages = True
   Dim leadImage As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "sample5.cmp"))

   ' Prepare the command
   Dim Data() As LightCommandData
   ReDim Data(0)
   Data(0) = LightCommandData.Empty
   Dim command As LightCommand = New LightCommand(Data, 100, 100, 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;

[TestMethod]
public void EmptyPropertyExample()
{
   // Load an image
   RasterCodecs codecs = new RasterCodecs();
   codecs.ThrowExceptionsOnInvalidImages = true;
   RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "sample5.cmp"));

   // Prepare the command
   LightCommandData[] data = new LightCommandData[1];
   data[0] = LightCommandData.Empty;
   LightCommand command = new LightCommand(data, 100, 100, 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 EmptyPropertyExample()
{
   // 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] = LightCommandDataHelper.Empty;
   LightCommand command = new LightCommand(data, 100, 100, 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

LightCommandData Structure
LightCommandData Members