primitive.h

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 * and INRIA at the following URL "http://www.cecill.info".
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#ifndef ANATOMIST_PRIMITIVE_PRIMITIVE_H
#define ANATOMIST_PRIMITIVE_PRIMITIVE_H

#include <cartobase/smart/rcobject.h>
#include <list>


namespace anatomist
{

  class GLItem : public carto::RCObject
  {
  public:
    inline GLItem() : carto::RCObject(), _ghost( false ) {}
    virtual ~GLItem();

    virtual void callList() const = 0;
    virtual bool ghost() const;
    virtual void setGhost( bool );

  private:
    bool        _ghost;
  };


  class Primitive : public GLItem
  {
  public:
    Primitive();
    virtual ~Primitive();

    const std::list<unsigned> & glLists() const;
    const std::list<unsigned> & textures() const;
    void insertList( unsigned );
    void insertTexture( unsigned );
    void deleteList( unsigned );
    void deleteTexture( unsigned );
    virtual void callList() const;

    void clear();

  protected:
    std::list<unsigned> _gll;
    std::list<unsigned> _tex;

  private:
  };


  // Single OpenGL display list
  class GLList : public GLItem
  {
  public:
    inline GLList( unsigned gllist = 0 ) : GLItem(), _item( gllist ) {}
    virtual ~GLList();

    unsigned item() const { return _item; }
    virtual void generate();
    virtual void callList() const;

  private:
    unsigned    _item;
  };


  // Single OpenGL texture object
  class GLTexture : public GLItem
  {
  public:
    GLTexture( unsigned gltex = 0 ) : GLItem(), _item( gltex ) {}
    virtual ~GLTexture();

    unsigned item() const { return _item; }
    virtual void generate();
    virtual void callList() const;

  private:
    unsigned    _item;
  };


  typedef carto::rc_ptr<GLItem>         RefGLItem;


  class GLItemList : public GLItem
  {
  public:
    GLItemList() : GLItem() {}
    virtual ~GLItemList();
    virtual void callList() const;

    std::list<RefGLItem>        items;
  };


  class GLNoExecItemList : public GLItemList
  {
  public:
    GLNoExecItemList() : GLItemList() {}
    virtual ~GLNoExecItemList();
    virtual void callList() const {}
  };


  typedef carto::rc_ptr<Primitive>      RefPrimitive;
  typedef carto::rc_ptr<GLList>         RefGLList;
  typedef carto::rc_ptr<GLTexture>      RefGLTexture;
  typedef carto::rc_ptr<GLItemList>     RefGLItemList;
  typedef std::list<RefGLItem>          GLPrimitives;

}

#endif