GsBackground.h

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// Copyright (C) 2002-2022, Open Design Alliance (the "Alliance"). 
// All rights reserved. 
// 
// This software and its documentation and related materials are owned by 
// the Alliance. The software may only be incorporated into application 
// programs owned by members of the Alliance, subject to a signed 
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// trade secrets of the Alliance and its suppliers. The software is also 
// protected by copyright law and international treaty provisions. Application  
// programs incorporating this software must include the following statement 
// with their copyright notices:
//   
//   This application incorporates Open Design Alliance software pursuant to a license 
//   agreement with Open Design Alliance.
//   Open Design Alliance Copyright (C) 2002-2022 by Open Design Alliance. 
//   All rights reserved.
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// acknowledge and accept the above terms.
 
#ifndef _ODGSBACKGROUND_H_INCLUDED_
#define _ODGSBACKGROUND_H_INCLUDED_
 
#include "RxObject.h"
 
class OdGsBaseVectorizer;
class OdGsPropertiesDirectRenderOutput;
class OdGiBackgroundTraitsData;
class OdGiDrawable;
 
#include "TD_PackPush.h"
 
class GS_TOOLKIT_EXPORT OdGsNestedBackground
{
  public:
    virtual void nestedBackgroundDisplay(OdGsBaseVectorizer& view,
        const OdGiDrawable *pDrawable,
        OdGiBackgroundTraitsData* pBackgroundTraits,
        OdGsPropertiesDirectRenderOutput *pdro = NULL) = 0;
};
 
class GS_TOOLKIT_EXPORT OdGsBackground : public OdRxObject
                                       , public OdGsNestedBackground
{
public:
  ODRX_DECLARE_MEMBERS(OdGsBackground);
 
  enum BackgroundType
  {
    kSolidBackground       = 0,
    kGradientBackground    = 1,
    kImageBackground       = 2,
    kGroundPlaneBackground = 3,
    kSkyBackground         = 4,
    kIBLBackground         = 5
  };
 
  virtual BackgroundType type() const = 0;
 
  virtual void display(OdGsBaseVectorizer& view,
      const OdGiDrawable *pDrawable,
      OdGiBackgroundTraitsData* pBackgroundTraits,
      OdGsPropertiesDirectRenderOutput *pdro = NULL) = 0;
 
  virtual void nestedBackgroundDisplay(OdGsBaseVectorizer& view,
    const OdGiDrawable *pDrawable,
    OdGiBackgroundTraitsData* pBackgroundTraits,
    OdGsPropertiesDirectRenderOutput *pdro = NULL)
  {
    display(view, pDrawable, pBackgroundTraits, pdro);
  }
 
  virtual void setNestedBackground(OdGsNestedBackground * /*pNestedBackground*/) { }
  virtual OdGsNestedBackground *getNestedBackground() const { return NULL; }
 
  static OdSmartPtr<OdGsBackground> createObject(BackgroundType type);
};
 
typedef OdSmartPtr<OdGsBackground> OdGsBackgroundPtr;
 
#include "TD_PackPop.h"
 
#endif // _ODGSBACKGROUND_H_INCLUDED_