public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
m_MapControl.MousePointer = esriControlsMousePointer.esriPointerCrosshair;
if (Button == 1)
{
IGeometry Geo = m_MapControl.TrackLine();
m_MapControl.Map.ClearSelection();
m_MapControl.Refresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
m_MapControl.Map.SelectByShape(Geo, null, false);
m_MapControl.Refresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
}
}
