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LineRemoveCommandEventArgs Constructor
See Also  Example
Leadtools.ImageProcessing.Core Namespace > LineRemoveCommandEventArgs Class : LineRemoveCommandEventArgs Constructor




image
Affected image
region
Windows region representing the line to be removed. It is the programmers responsibility to dispose this region when it is no longer needed.
startRow
The starting row of the line. The rows are zero-based.
startColumn
The starting column of the line. The columns are zero-based.
length
Length (in pixels) of the line.
Initializes a new LineRemoveCommand with explicit parameters.

Syntax

Visual Basic (Declaration) 
Public Function New( _
   ByVal image As RasterImage, _
   ByVal region As Region, _
   ByVal startRow As Integer, _
   ByVal startColumn As Integer, _
   ByVal length As Integer _
)
Visual Basic (Usage)Copy Code
Dim image As RasterImage
Dim region As Region
Dim startRow As Integer
Dim startColumn As Integer
Dim length As Integer
 
Dim instance As LineRemoveCommandEventArgs(image, region, startRow, startColumn, length)
C# 
public LineRemoveCommandEventArgs( 
   RasterImage image,
   Region region,
   int startRow,
   int startColumn,
   int length
)
Managed Extensions for C++ 
public: LineRemoveCommandEventArgs( 
   RasterImage image,
   Region region,
   int startRow,
   int startColumn,
   int length
)
C++/CLI 
public:
LineRemoveCommandEventArgs( 
   RasterImage image,
   Region region,
   int startRow,
   int startColumn,
   int length
)

Parameters

image
Affected image
region
Windows region representing the line to be removed. It is the programmers responsibility to dispose this region when it is no longer needed.
startRow
The starting row of the line. The rows are zero-based.
startColumn
The starting column of the line. The columns are zero-based.
length
Length (in pixels) of the line.

Example

Visual BasicCopy Code
ImageProcessing.Core.LineRemoveCommandEventArgs.LineRemoveCommandEventArgs
   Public WithEvents lineRemoveCommand_S4 As LineRemoveCommand
   Public Sub LineRemoveCommandEventArgsExample()
      RasterCodecs.Startup()
      Dim codecs As New RasterCodecs()
      codecs.ThrowExceptionsOnInvalidImages = True

      Dim leadImage As RasterImage = codecs.Load("C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\Clean.tif")

      ' Prepare the command
      lineRemoveCommand_S4 = New LineRemoveCommand(LineRemoveCommandFlags.UseGap Or LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal)
      lineRemoveCommand_S4.Run(leadImage)

      RasterCodecs.Shutdown()
   End Sub

   Private Sub LineRemoveCommand_LineRemove_S4(ByVal sender As Object, ByVal e As LineRemoveCommandEventArgs) Handles lineRemoveCommand_S4.LineRemove
      Dim ee As LineRemoveCommandEventArgs = New LineRemoveCommandEventArgs(e.Image, e.Region, e.StartRow, e.StartColumn, e.Length)
      e.Status = RemoveStatus.Remove
      If Not (e.Region Is Nothing) Then
         e.Image.AddGdiPlusRegionToRegion(Nothing, e.Region, RasterRegionCombineMode.AndNotRegion)
      End If
   End Sub
C#Copy Code
ImageProcessing.Core.LineRemoveCommandEventArgs.LineRemoveCommandEventArgs 
      public void LineRemoveCommandEventArgsExample() 
      { 
         // Load an image 
         RasterCodecs.Startup(); 
         RasterCodecs codecs = new RasterCodecs(); 
         codecs.ThrowExceptionsOnInvalidImages = true; 
 
         RasterImage image = codecs.Load(@"C:\Program Files\LEAD Technologies\LEADTOOLS 15\Images\Clean.tif"); 
 
         // Prepare the command 
         LineRemoveCommand command = new LineRemoveCommand(LineRemoveCommandFlags.UseGap | LineRemoveCommandFlags.CallBackRegion, 200, 5, 7, 10, 2, 2, LineRemoveCommandType.Horizontal); 
         command.LineRemove += new EventHandler<LineRemoveCommandEventArgs>(LineRemoveEvent_S4); 
         command.Run(image); 
 
         RasterCodecs.Shutdown(); 
      } 
 
      private void LineRemoveEvent_S4(object sender, LineRemoveCommandEventArgs e) 
      { 
         LineRemoveCommandEventArgs ee = new LineRemoveCommandEventArgs(e.Image, e.Region, e.StartRow, e.StartColumn, e.Length); 
         e.Status= RemoveStatus.Remove; 
         if(e.Region != null) 
            e.Image.AddGdiPlusRegionToRegion(null, e.Region, RasterRegionCombineMode.AndNotRegion); 
      }

Requirements

Target Platforms: Microsoft .NET Framework 2.0, Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

See Also