Hi
Please see:
http://www.imageen.com/help/TImageEnView.SetSelectionMarkOuterStyle.html
// Areas outside the selection will be marked with black(with 50% transparency)
ImageEnView1.SelectionOptions := ImageEnView1.SelectionOptions+[iesoMarkOuter];
ImageEnView1.SetSelectionMarkOuterStyle( 128, clBlack );
Nigel
Xequte Software
www.xequte.com
nigel@xequte.com