Updating masking sets (Defense Mapping)

Masking settings allow you to determine what layers block out (or mask) parts of other layers. Masking can improve legibility of text on a chart and improve cartographic depiction of features. Once you have created a masking set, you can update it using the Feature Display Settings tool.

Etapes :

1. Start ArcMap.
2. Add the Feature Display Settings tool in ArcMap by doing the following:
   1. On the main menu, click Customize > Toolbars > Customize.

      The Customize dialog box appears.

   2. Click the Commands tab. In the Categories list, choose Production Cartography.
   3. In the Commands list, choose Feature Display Settings.
   4. Drag the Feature Display Settings tool onto any toolbar.
3. Click the Feature Display Settings button .

   The Feature Display Settings dialog box appears.

4. Click the Masking Settings tab.
5. Click the Masking Set drop-down arrow and choose the masking set you want to apply to your map.
6. Click Load.

   The settings are loaded for the masking set.

7. Choose the feature layer whose masking properties you want to change in the Masking Layers list.
8. Check or uncheck the check boxes next to the feature layers you want to mask for each masking layer.
9. Click Save.

   A message appears indicating the settings you want to save have not been applied to the map.

10. Click Yes to continue with the saving process.

    A message appears asking if you want to overwrite the current masking set.

11. Click Yes.

    The Definition Queries dialog box appears.

12. If necessary, update the description in the Edit the query set description text box.
13. Click Update.
14. Click the Close button to close the Feature Display Settings dialog box.