-- File:	StdSelect_BRepHilighter.cdl
-- Created:	Wed Mar 22 17:26:54 1995
-- Author:	Robert COUBLANC
--		<rob@fidox>
---Copyright:	 Matra Datavision 1995


class BRepHilighter from StdSelect 

	---Purpose: Tool to manage hilight of BRepOwners  during the selection process
	--          -> Built with a ViewSelector3d.
	--          -> Can hilight all the detected elements at the mouse position or
	--                 just the closest one.
	--          How Use It:         
	--          TheSelector -> SelectPix (Xmouse,YMouse);
	--          TheBRepHilighter->Process ();
	--          
	--          When good choice 
	--          
	--          toto = TheSelector->LastPicked();

uses
    NameOfColor       from Quantity,
    ViewerSelector3d  from StdSelect,
    Viewer            from V3d,
    View              from V3d,
    Drawer            from Prs3d,
    MapOfInteger      from TColStd,
    IndexedDataMapOfOwnerPrs,
    TypeOfResult      from StdSelect,
    OStream,
    TransientManager from Visual3d
is

    Create returns BRepHilighter;

    Create (aSelector : ViewerSelector3d from StdSelect;
    	    aViewer   : Viewer       from V3d;
    	    acolor    : NameOfColor  from Quantity = Quantity_NOC_INDIANRED3;
    	    aType     : TypeOfResult from StdSelect = StdSelect_TOR_SIMPLE)
    returns BRepHilighter;
    
    Set(me:in out; aSelector : ViewerSelector3d from StdSelect) is static;
    
    Set(me:in out; aViewer : Viewer from V3d) is static;
    
    Set(me:in out; acolor    : NameOfColor  from Quantity) is static;

    Set(me:in out; atype     : TypeOfResult from StdSelect) is static;
    
    Process(me        : in out) is static;
    	---Purpose: updates the viewer with the selection. 

    Process(me:in out; aView : View from V3d; DoubleBuffer: Boolean = Standard_False) is static;
    	---Purpose: updates only the view with the selection. 
    	--          The updating will be made using immediate drawing which is far quicker.

    Clear(me:in out ) is static;
    	---Level: Public
    	---Purpose: Clears the hilight structures
    	--          which were created during the selection action;
    	--          must me called after each selection loop;
    	--          

    Update(me:in out) is static private;

    Update(me:in out; aView : View from V3d; DoubleBuffer: Boolean = Standard_False) is static private;


    ---Category: Internal Methods
    --           
    --           

    Drawer(me)
    	---C++: return const &
    returns any Drawer from Prs3d;
    
fields

    myselector   : ViewerSelector3d  from StdSelect;
    myviewer     : Viewer            from V3d;
    mycolor      : NameOfColor       from Quantity;
    mydrwr       : Drawer            from Prs3d;
    mytype       : TypeOfResult      from StdSelect;
    
    myold        : MapOfInteger      from TColStd;
    mynew        : MapOfInteger      from TColStd;
    myhimap      : IndexedDataMapOfOwnerPrs;
    
    mynbpick     : Integer;
    mylastindex  : Integer;
    myManager    : TransientManager from Visual3d;
end BRepHilighter;