-- Warning: If <me> is displayed then the SetDisplayPriority
-- method erase <me> and display <me> with the
-- previous priority.
+
+ SetZLayer ( me : mutable;
+ theLayerId : Integer from Standard )
+ is static;
+ ---Purpose: Set Z layer ID for the structure. The Z layer mechanism
+ -- allows to display structures presented in higher layers in overlay
+ -- of structures in lower layers by switching off z buffer depth
+ -- test between layers
+
+ GetZLayer ( me )
+ returns Integer from Standard is static;
+ ---Purpose: Get Z layer ID of displayed structure. The method
+ -- returns -1 if the structure has no ID (deleted from graphic driver).
SetPick ( me : mutable;
AValue : Boolean from Standard )