glDisplayList.h

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// -*- Mode: C++; tab-width: 2; -*-
// vi: set ts=2:
//
// $Id: glDisplayList.h,v 1.8.16.1 2007/03/25 21:26:14 oliver Exp $

#ifndef BALL_VIEW_RENDERING_GLDISPLAYLIST_H
#define BALL_VIEW_RENDERING_GLDISPLAYLIST_H

#ifndef BALL_COMMON_H
# include <BALL/common.h>
#endif

#include <QtOpenGL/qgl.h>

namespace BALL
{
  namespace VIEW
  {

class BALL_VIEW_EXPORT GLDisplayList
{
  public:

  BALL_CREATE(GLDisplayList)

  

  typedef unsigned long GLList;


  
  static const GLList DISPLAYLIST_NOT_DEFINED;


  
  class BALL_VIEW_EXPORT NestedDisplayList: public Exception::GeneralException
  {
    public:

    NestedDisplayList(const char* file, int line) ;
  };

  class BALL_VIEW_EXPORT NoDisplayListAvailable:  public Exception::GeneralException
  {
    public:

    NoDisplayListAvailable(const char* file, int line);
  };

  class BALL_VIEW_EXPORT DisplayListRedeclaration:  public Exception::GeneralException
  {
    public:

    DisplayListRedeclaration(const char* file, int line);
  };



  GLDisplayList();



  virtual ~GLDisplayList();

  virtual void clear();



  void startDefinition()
    throw(NestedDisplayList, NoDisplayListAvailable, DisplayListRedeclaration);

  void endDefinition();

  void draw();

  void useCompileMode();

  void useCompileAndExecuteMode();



  bool isCompileMode() const;

  bool isCompileAndExecuteMode() const;


  virtual bool isValid() const
    { return GL_list_ != 0; }

  virtual void dump(std::ostream& s = std::cout, Size depth = 0) const;


  private:

  /* compile switch */
  bool compile_;

  /* display list */
  GLList GL_list_;
};

# ifndef BALL_NO_INLINE_FUNCTIONS
#   include <BALL/VIEW/RENDERING/glDisplayList.iC>
# endif

  } // namespace VIEW
} // namespace BALL

#endif // BALL_VIEW_RENDERING_GLDISPLAYLIST_H