| Value | Description |
|---|---|
| ienoMouseWheelZoom | Zoom is possible with mouse-wheel |
| ienoMarkOuter | Marks non-visible area as grayed |
| ienoDontAssignNavBitmap | Doesn't automatically assign navigator bitmap |
| ienoDontPaintSrcBitmap | Doesn't repaint source image when moving navigator rect |
| ienoDontRefreshSrcIfNavNotFocused | Doesn't refresh main viewer when navigator isn't focused |