RasterWindowLevelDialog Class

public class RasterWindowLevelDialog : System.Windows.Forms.Form, System.ComponentModel.IComponent, System.ComponentModel.ISynchronizeInvoke, System.IDisposable, System.Windows.Forms.IBindableComponent, System.Windows.Forms.IContainerControl, System.Windows.Forms.IDropTarget, System.Windows.Forms.IWin32Window  

public void windowLevelDlg_Help(object sender, RasterColorDialogHelpEventArgs e)
   {
      if(e.Dialog == RasterColorDialogHelpName.WindowLevel)
      {
         MessageBox.Show ( "Window Level dialog Help" );
      }
   }

   public void WindowLevelDialogExample()
   {
      // initialize the RasterCodecs
      RasterCodecs codecs = new RasterCodecs();

      // load an image
      RasterImage rasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp"));

      int size ;
      RasterWindowLevelDialog windowLevelDlg = new RasterWindowLevelDialog();
      MinMaxBitsCommand minMaxBitsCmd= new MinMaxBitsCommand ( );
      MinMaxValuesCommand minMaxValuesCmd= new MinMaxValuesCommand ( );

      size= (1 << (rasterImage.HighBit - rasterImage.LowBit + 1));

      minMaxBitsCmd.Run ( rasterImage );
      windowLevelDlg.LowBit  = minMaxBitsCmd.MinimumBit ; 
      windowLevelDlg.HighBit = minMaxBitsCmd.MaximumBit ; 

      minMaxValuesCmd.Run ( rasterImage );
      windowLevelDlg.Low  = minMaxValuesCmd.MinimumValue ;
      windowLevelDlg.High = minMaxValuesCmd.MaximumValue ; 

      windowLevelDlg.AutoProcess    = false ;
      windowLevelDlg.Factor         = 0 ;
      windowLevelDlg.Image          = rasterImage ;
      windowLevelDlg.ZoomToFit      = true ;
      windowLevelDlg.ShowPreview    = true ;
      windowLevelDlg.ShowZoomLevel  = true ;
      windowLevelDlg.ShowHelp       = false ;
      windowLevelDlg.ShowRange      = true ;
      windowLevelDlg.Signed         = rasterImage.Signed;
      windowLevelDlg.LookupTable    = new Leadtools.RasterColor [size];
      windowLevelDlg.StartColor     = new Leadtools.RasterColor ( 0, 0 , 0 ) ; 
      windowLevelDlg.EndColor       = new Leadtools.RasterColor ( 255, 255, 255 ) ; 
      windowLevelDlg.WindowLevelFlags = Leadtools.RasterPaletteWindowLevelFlags.Inside | Leadtools.RasterPaletteWindowLevelFlags.Linear;
      windowLevelDlg.Help           += new EventHandler<RasterColorDialogHelpEventArgs>(windowLevelDlg_Help);


      if ( DialogResult.OK == windowLevelDlg.ShowDialog ( null ) )
      {
         WindowLevelCommand command = new WindowLevelCommand();

         command.HighBit     = windowLevelDlg.HighBit;
         command.LowBit      = windowLevelDlg.LowBit;
         command.LookupTable = windowLevelDlg.LookupTable;
         command.Order       = Leadtools.RasterByteOrder.Bgr;

         command.Run(rasterImage);
      }

      // save the resulted image
      codecs.Save(rasterImage, Path.Combine(LEAD_VARS.ImagesDir,"WindowLevelDialogResult.bmp"), RasterImageFormat.Bmp, 24);
   }

static class LEAD_VARS
{
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images";
}