public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
if (m_InUse == false) return;
//Start an envelope feedback
if (m_Feedback == null )
{
m_Feedback = new NewEnvelopeFeedbackClass();
m_Feedback.Display = m_HookHelper.ActiveView.ScreenDisplay;
m_Feedback.Start(m_Point);
}
//Move the envelope feedback
m_Feedback.MoveTo(m_HookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y));
}