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DrawStarCommand Class
See Also  Members  
Leadtools.ImageProcessing.SpecialEffects Namespace : DrawStarCommand Class



Draws a star on the image. This command is available in the Raster Pro and above toolkits.

Object Model

DrawStarCommand Class

Syntax

Visual Basic (Declaration) 
Public Class DrawStarCommand 
   Inherits Leadtools.ImageProcessing.RasterCommand
   Implements IRasterCommand 
Visual Basic (Usage)Copy Code
Dim instance As DrawStarCommand
C# 
public class DrawStarCommand : Leadtools.ImageProcessing.RasterCommand, IRasterCommand  
C++/CLI 
public ref class DrawStarCommand : public Leadtools.ImageProcessing.RasterCommand, IRasterCommand  

Example

Run the Leadtools.ImageProcessing.SpecialEffects.DrawStarCommand on an image.

Visual BasicCopy Code
Public Sub DrawStarCommandExample()
   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 command As DrawStarCommand = New DrawStarCommand
   command.CenterPoint = New LeadPoint(leadImage.Width \ 2, leadImage.Height \ 2)
   command.Spoke = 5
   command.StarWidth = leadImage.Width \ 2
   command.StarHeight = leadImage.Height \ 2
   command.HoleSize = 50
   command.Phase = 0
   command.Angle = 0
   command.DistanceOpacity = 0
   command.SpokeDivision = 0
   command.AngleOpacity = 0
   command.BorderOpacity = 0
   command.LowerColorFill = New RasterColor(255, 0, 0)
   command.UpperColorFill = New RasterColor(0, 0, 255)
   command.Opacity = 100
   command.Flags = DrawStarCommandFlags.Inside

   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#Copy Code
public void DrawStarCommandExample()
   {
      // Load an image
      RasterCodecs codecs = new RasterCodecs();
      codecs.ThrowExceptionsOnInvalidImages = true;

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

      // Prepare the command
      DrawStarCommand command = new DrawStarCommand();

      command.CenterPoint     = new LeadPoint(image.Width/2, image.Height/2);
      command.Spoke           = 5;
      command.StarWidth       = image.Width/2;
      command.StarHeight      = image.Height/2;
      command.HoleSize        = 50;
      command.Phase           = 0;
      command.Angle           = 0;
      command.DistanceOpacity = 0;
      command.SpokeDivision   = 0;
      command.AngleOpacity    = 0;
      command.BorderOpacity   = 0;
      command.LowerColorFill  = new RasterColor(255, 0, 0);
      command.UpperColorFill  = new RasterColor(0, 0, 255);
      command.Opacity         = 100;
      command.Flags           = DrawStarCommandFlags.Inside;

      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";
}

Remarks

  • If the image has a region, the effect will be applied on the region only.
  • 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 Correcting Colors.

Inheritance Hierarchy

System.Object
   Leadtools.ImageProcessing.RasterCommand
      Leadtools.ImageProcessing.SpecialEffects.DrawStarCommand

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7

See Also

Reference

DrawStarCommand Members
Leadtools.ImageProcessing.SpecialEffects Namespace
Correcting Colors
Leadtools.ImageProcessing.Effects.AddNoiseCommand
Leadtools.ImageProcessing.Effects.EmbossCommand
Leadtools.ImageProcessing.Effects.MosaicCommand
Leadtools.ImageProcessing.Effects.MotionBlurCommand
Leadtools.ImageProcessing.Effects.OilifyCommand
Leadtools.ImageProcessing.Color.PosterizeCommand
Leadtools.ImageProcessing.Color.RemoveRedEyeCommand
Leadtools.ImageProcessing.Color.SolarizeCommand
BumpMapCommand Class
Leadtools.ImageProcessing.Effects.CubismCommand
DryCommand Class
FreePlaneBendCommand Class
FreeRadialBendCommand Class
GlassEffectCommand Class
GlowCommand Class
LensFlareCommand Class
LightCommand Class
OceanCommand Class
PlaneBendCommand Class
PlaneCommand Class
Leadtools.ImageProcessing.Color.SampleTargetCommand
TunnelCommand Class
BendCommand Class
CylinderCommand Class
FreeHandShearCommand Class
FreeHandWaveCommand Class
ImpressionistCommand Class
PixelateCommand Class
PolarCommand Class
RadialBlurCommand Class
RadialWaveCommand Class
RippleCommand Class
SphereCommand Class
SwirlCommand Class
WaveCommand Class
WindCommand Class
ZoomBlurCommand Class
ZoomWaveCommand Class
BricksTextureCommand Class
CanvasCommand Class
CloudsCommand Class
ColoredBallsCommand Class
DiffuseGlowCommand Class
Leadtools.ImageProcessing.Effects.DisplacementCommand
FragmentCommand Class
Leadtools.ImageProcessing.Core.HalfTonePatternCommand
Leadtools.ImageProcessing.Effects.MaskConvolutionCommand
MosaicTilesCommand Class
Leadtools.ImageProcessing.Effects.OffsetCommand
PerspectiveCommand Class
PlasmaCommand Class
PointillistCommand Class
RomanMosaicCommand Class
VignnetCommand Class
ZigZagCommand Class
Leadtools.ImageProcessing.Color.AdjustTintCommand
Leadtools.ImageProcessing.Effects.ColorHalftoneCommand