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 // Copyright (c) 2014 OPEN CASCADE SAS
 //
 // This file is part of Open CASCADE Technology software library.
 //
 // This library is free software; you can redistribute it and/or modify it under
 // the terms of the GNU Lesser General Public License version 2.1 as published
 // by the Free Software Foundation, with special exception defined in the file
 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
 // distribution for complete text of the license and disclaimer of any warranty.
 //
 // Alternatively, this file may be used under the terms of Open CASCADE
 // commercial license or contractual agreement.
 
 #ifndef _XCAFPrs_AISObject_HeaderFile
 #define _XCAFPrs_AISObject_HeaderFile
 
 #include <AIS_ColoredShape.hxx>
 
 #include <TDF_Label.hxx>
 
 class XCAFPrs_Style;
 
 //! Implements AIS_InteractiveObject functionality for shape in DECAF document.
 class XCAFPrs_AISObject : public AIS_ColoredShape
 {
 public:
 
   //! Creates an object to visualise the shape label.
   Standard_EXPORT XCAFPrs_AISObject (const TDF_Label& theLabel);
 
   //! Returns the label which was visualised by this presentation
   const TDF_Label& GetLabel() const { return myLabel; }
 
   //! Assign the label to this presentation
   //! (but does not mark it outdated with SetToUpdate()).
   void SetLabel (const TDF_Label& theLabel)
   {
     myLabel = theLabel;
   }
 
   //! Fetch the Shape from associated Label and fill the map of sub-shapes styles.
   //! By default, this method is called implicitly within first ::Compute().
   //! Application might call this method explicitly to manipulate styles afterwards.
   //! @param theToSyncStyles flag indicating if method ::Compute() should call this method again
   //!                        on first compute or re-compute
   Standard_EXPORT virtual void DispatchStyles (const Standard_Boolean theToSyncStyles = Standard_False);
 
   //! Sets the material aspect.
   //! This method assigns the new default material without overriding XDE styles.
   //! Re-computation of existing presentation is not required after calling this method.
   Standard_EXPORT virtual void SetMaterial (const Graphic3d_MaterialAspect& theMaterial) Standard_OVERRIDE;
 
 protected:
 
   //! Redefined method to compute presentation.
   Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager)& thePrsMgr,
                                         const Handle(Prs3d_Presentation)& thePrs,
                                         const Standard_Integer theMode) Standard_OVERRIDE;
 
   //! Fills out a default style object which is used when styles are
   //! not explicitly defined in the document.
   //! By default, the style uses white color for curves and surfaces.
   Standard_EXPORT virtual void DefaultStyle (XCAFPrs_Style& theStyle) const;
 
 protected:
 
   //! Assign style to drawer.
   static void setStyleToDrawer (const Handle(Prs3d_Drawer)& theDrawer,
                                 const XCAFPrs_Style& theStyle,
                                 const XCAFPrs_Style& theDefStyle,
                                 const Graphic3d_MaterialAspect& theDefMaterial);
 
 protected:
 
   TDF_Label        myLabel;        //!< label pointing onto the shape
   Standard_Boolean myToSyncStyles; //!< flag indicating that shape and sub-shapes should be updates within Compute()
 
 public:
 
   DEFINE_STANDARD_RTTIEXT(XCAFPrs_AISObject,AIS_ColoredShape)
 
 };
 
 DEFINE_STANDARD_HANDLE(XCAFPrs_AISObject, AIS_ColoredShape)
 
 #endif // _XCAFPrs_AISObject_HeaderFile

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