How to get angle value in vtkAngleWidget class?

Question

I am using Visual Studio C# and i want to get angle with using vtkAngleWidget.

VTK Angle Widget Sample - Image

public void addAngleWidget() { 
        angleWidget = new vtkAngleWidget(); 
        angleWidget.SetInteractor(this.iren); 
        angleWidget.CreateDefaultRepresentation(); 
        angleWidget.On(); 
    } 

With this code, vtkAngleWidget is working perfectly. But i want to write to angle, inside a textbox. Like this;

Like this... - Image

How do i ? Thx for advices..

Answer 1

Done.

render3DWindow.angleWidget.GetAngleRepresentation().GetAngle();

render3DWindow - My VTK Render Class

angleWidget - vtkAngleWidget