-- File:	BOPTools_StateFiller.cdl
-- Created:	Mon Feb  4 10:04:52 2002
-- Author:	Peter KURNEV
--		<pkv@irinox>
---Copyright:	 Matra Datavision 2002


class StateFiller from BOPTools 

	---Purpose:  
    	---  root class to compute states (3D)    
	---

uses 
    PaveFiller  from BOPTools,
    PPaveFiller from BOPTools, 
    PInterferencePool from BOPTools, 
    PShapesDataStructure from BooleanOperations, 
    
    Shape from TopoDS,   
    Edge  from TopoDS,
    State from TopAbs, 
    ShapeEnum from TopAbs,
    StateOfShape from BooleanOperations
--raises

is 
    Create (aFiller: PaveFiller from BOPTools) 
    	returns StateFiller from BOPTools; 
    	---Purpose:  
    	--- Constructor 
    	---
    Do(me:out) 
    	is virtual; 
    	---Purpose: 
    	--- Launch the Filler   
    	---
    IsDone(me) 
    	returns Boolean from Standard; 
    	---Purpose:  
    	--- Returns true if Ok
	---
     
    ConvertState (myclass; 
    	    aSt: State from  TopAbs) 
	returns StateOfShape from BooleanOperations; 
    	---Purpose:  
    	--- Convert conventional states to VDS-states
    	---
    ConvertState (myclass; 
    	    aSt: StateOfShape from BooleanOperations) 
	returns State from  TopAbs; 
    	---Purpose:  
    	--- Convert VDS-states to conventional states     
    	---
    ClassifyEdgeToSolidByOnePoint  (me:out;  
    	    anEdge: Edge from TopoDS; 
	    aRef  : Shape from TopoDS)  
	returns State from  TopAbs;    
    	---Purpose:  
    	--- Computation the 3D-state of the edge <anEdge>  
    	--- to solid  <aRef>       
    	---
    ClassifyShapeByRef  (me:out; 
    	    aShape: Shape from TopoDS; 
    	    aRef  : Shape from TopoDS) 
    	returns  StateOfShape from BooleanOperations;    
    	---Purpose:  
    	--- Computation the 3D-state of the shape <aShape>  
    	--- to solid <aRef>       
    	---
    SubType (myclass; 
    	    	aShape: Shape from TopoDS) 
    	returns ShapeEnum from TopAbs;    
    	---Purpose:  
    	--- Returns first subtype of <Shape> 
    	---
fields
    myFiller  : PPaveFiller from BOPTools                    
    	is protected; 
    myDS      : PShapesDataStructure from BooleanOperations  
    	is protected;   
    myIntrPool: PInterferencePool from BOPTools              
    	is protected;  
    myIsDone  : Boolean   from Standard                      
    	is protected;  
     
end StateFiller;