Leadtools.Windows.Annotations Namespace > Classes > AnnObject > Methods > Invalidate Method

public virtual void Invalidate()

Public Overridable Sub Invalidate()

public: 
virtual void Invalidate(); 

Imports Leadtools.Windows.Controls 
Imports Leadtools.Windows.Annotations 
 
Private Sub InvalidateExample(ByVal container As AnnContainer) 
   For Each obj As AnnObject In container.Children 
      If TypeOf (obj) Is AnnLineObject Then 
         obj.Stroke = Colors.Red 
         obj.Invalidate() 
      End If 
   Next 
End Sub 

using Leadtools.Windows.Controls; 
using Leadtools.Windows.Annotations; 
using Leadtools.Demos; 
using Leadtools.Help; 
 
private void InvalidateExample(AnnContainer container) 
{ 
   foreach(AnnObject obj in container.Children) 
   { 
      if(obj is AnnLineObject) 
      { 
         obj.Stroke = Colors.Red; 
         obj.Invalidate(); 
      } 
   } 
} 

using Leadtools.Windows.Controls; 
using Leadtools.Windows.Annotations; 
using Leadtools.Examples; 
 
private void InvalidateExample(AnnContainer container) 
{ 
   foreach(AnnObject obj in container.Children) 
   { 
      if(obj is AnnLineObject) 
      { 
         obj.Stroke = Colors.Red; 
         obj.Invalidate(); 
      } 
   } 
} 

Imports Leadtools.Windows.Controls 
Imports Leadtools.Windows.Annotations 
 
Private Sub InvalidateExample(ByVal container As AnnContainer) 
   For Each obj As AnnObject In container.Children 
      If TypeOf obj Is AnnLineObject Then 
         obj.Stroke = Colors.Red 
         obj.Invalidate() 
      End If 
   Next obj 
End Sub 

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