/////////////////////////////////////////////////////////////////////////////// 
// Copyright (C) 2002-2025, 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 
// Membership Agreement and Supplemental Software License Agreement with the
// Alliance. The structure and organization of this software are the valuable  
// 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) 2002-2025 by Open Design Alliance. 
//   All rights reserved.
//
// By use of this software, its documentation or related materials, you 
// acknowledge and accept the above terms.
///////////////////////////////////////////////////////////////////////////////

#ifndef _ODGSBACKGROUNDIMPL_H_INCLUDED_
#define _ODGSBACKGROUNDIMPL_H_INCLUDED_

#include "Gs/GsBackground.h"
#include "Gs/GsViewImpl.h"

// OdGsBackground implementation classes

#include "TD_PackPush.h"

/** Description:
    Library: Gs
    {group:OdGs_Classes} 
*/
class OdGsBackgroundImpl
{
  protected:
    struct RenderingModeHolder
    {
      OdGiFillType lft;
      OdGsView::RenderMode lrm;
    };
    struct VertexColorResolver : public OdCmEntityColor
    {
      OdCmEntityColor &setColor(const OdCmEntityColor &color, OdGsBaseVectorizer& view);
    };
  protected:
    OdGsBackgroundImpl(const OdGsBackgroundModule *pModule);
    void fillBackgroundRect(const OdGsViewImpl& view, OdGePoint3d rect[5]);

    OdGsBackgroundImpl::RenderingModeHolder setRenderingMode(OdGsBaseVectorizer& view);
    void restoreRenderingMode(OdGsBaseVectorizer& view,
        const OdGsBackgroundImpl::RenderingModeHolder &holder);
  public:
    OdGsBackgroundModulePtr m_pModule;
};

/** Description:
    Library: Gs
    {group:OdGs_Classes}
*/
template <class Interface>
class OdGsWNestedBackgroundImpl : public Interface
{
  protected:
    OdGsNestedBackground *m_pNestedBackground;
  public:
    OdGsWNestedBackgroundImpl()
      : m_pNestedBackground(NULL)
    { }

    virtual void setNestedBackground(OdGsNestedBackground *pNestedBackground) { m_pNestedBackground = pNestedBackground; }
    virtual OdGsNestedBackground *getNestedBackground() const { return m_pNestedBackground; }
};

//#define OD_GSBACKGROUND_VERBOSE_ON

#include "TD_PackPop.h"

#endif // _ODGSBACKGROUNDIMPL_H_INCLUDED_