Returns the area covered by drawn area of the polyline layer.
Note: ◼Use TImageEnView.SetScale to adjust the scale of units ◼Polyline must contain at least three points ◼Layer will be treated as a polygon even if not closed ◼Polyline measurement is less accurate than other layer types
// Show area of current polygon in MM ShowMessage( 'Area is ' + IntToStr( Trunc( TIEPolylineLayer( ImageEnView1.CurrentLayer).CalculateArea( ieuMillimeters ) )) + ' mm' );