//----------------------------------------------------------------------------
//  EgalTech 2014-2014
//----------------------------------------------------------------------------
// File : ObjEGrGraphics.h          Data : 13.02.14         Versione : 1.5b2
// Contenuto : Dichiarazione della classe grafica di un oggetto geometrico.
//
//
//
// Modifiche : 13.02.14 DS Creazione modulo.
//
//
//----------------------------------------------------------------------------

#pragma once

#include "/EgtDev/Include/EGkGeoCollection.h"
#include "/EgtDev/Include/EgkObjGraphics.h"
#include "/EgtDev/Include/EgkGeoObj.h"

class Scene ;
class Color ;
class PolyLine ;
class Triangle3d ;
class TriFlags3d ;
class TriNormals3d ;

//----------------------------------------------------------------------------
class ObjEGrGraphics : public IObjGraphics
{
   public :
      virtual bool IsValid( void) = 0 ;
      virtual void SetScene( Scene* pScene) = 0 ;
      virtual Scene* GetScene( void) = 0 ;
      virtual void Clear( void) = 0 ;
      virtual bool AddColor( const Color& colC) = 0 ;
      virtual bool AddMaterial( const Color& colAmb, const Color& colDiff,
                                const Color& colSpec, float fShin) = 0 ;
      virtual bool AddBackMaterial( const Color& colAmbDiff) = 0 ;
      virtual bool AddPoint( const Point3d& ptP, bool bAux = false) = 0 ;
      virtual bool AddLines( const PNTVECTOR& vPnt, bool bAux = false) = 0 ;
      virtual bool AddPolyLine( const PolyLine& PL, bool bAux = false) = 0 ;
      virtual bool StartTriangles( int nNum, bool bAux = false) = 0 ;
      virtual bool AddTriangle( const Triangle3d& Tria, const TriFlags3d& TFlags, const TriNormals3d& TNrms) = 0 ;
      virtual bool EndTriangles( void) = 0 ;
      virtual bool Draw( int nStat, int nMark, bool bSurfSha, int nAlpha, bool ShowAux) = 0 ;
      virtual bool GetLocalBBox( BBox3d& b3Loc) const = 0 ;
} ;

//----------------------------------------------------------------------------
inline const ObjEGrGraphics* GetObjEGrGraphics( const IGeoObj* pGObj)
               { return (dynamic_cast<const ObjEGrGraphics*>(pGObj->GetObjGraphics())) ; }
inline ObjEGrGraphics* GetObjEGrGraphics( IGeoObj* pGObj)
               { return (dynamic_cast<ObjEGrGraphics*>(pGObj->GetObjGraphics())) ; }