texsurface.h

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#ifndef ANA_SURFACE_TEXSURFACE_H
#define ANA_SURFACE_TEXSURFACE_H
 
 
#include <anatomist/mobject/glmobject.h>
 
 
namespace anatomist
{
 
  class ATexSurface;
  class const_ATexSurfaceIterator;
 
 
  class ATexSurfaceIterator : public BaseIterator
  {
  public:
    friend class ATexSurface;
    ATexSurfaceIterator( AObject *, AObject *, int );
    ATexSurfaceIterator( carto::rc_ptr<AObject>, carto::rc_ptr<AObject>, int );
    ATexSurfaceIterator( const ATexSurfaceIterator & );
    virtual ~ATexSurfaceIterator();
    virtual BaseIterator *clone() const;
    virtual bool operator != ( const BaseIterator & ) const;
    virtual bool operator != ( const ATexSurfaceIterator & ) const;
    virtual bool operator != ( const const_ATexSurfaceIterator & ) const;
    virtual AObject *operator * () const;
    virtual ATexSurfaceIterator & operator ++ ();
    virtual ATexSurfaceIterator & operator -- ();
 
  protected:
    carto::rc_ptr<AObject>      _surf;
    carto::rc_ptr<AObject>      _tex;
    int         _no;
  };
 
 
  class const_ATexSurfaceIterator : public BaseIterator
  {
  public:
    friend class ATexSurface;
    const_ATexSurfaceIterator( AObject *, AObject *, int );
    const_ATexSurfaceIterator( carto::rc_ptr<AObject>, carto::rc_ptr<AObject>,
                               int );
    const_ATexSurfaceIterator( const const_ATexSurfaceIterator & );
    virtual ~const_ATexSurfaceIterator();
    virtual BaseIterator *clone() const;
    virtual bool operator != ( const BaseIterator & ) const;
    virtual bool operator != ( const const_ATexSurfaceIterator & ) const;
    virtual bool operator != ( const ATexSurfaceIterator & ) const;
    virtual AObject *operator * () const;
    virtual const_ATexSurfaceIterator & operator ++ ();
    virtual const_ATexSurfaceIterator & operator -- ();
 
  protected:
    carto::rc_ptr<AObject>      _surf;
    carto::rc_ptr<AObject>      _tex;
    int         _no;
  };
 
 
class ATexSurface : public GLMObject
{
public:
  ATexSurface( AObject* surface, AObject* texture );
  virtual ~ATexSurface();
 
  virtual int MType() const { return( AObject::TEXSURFACE ); }
 
  virtual size_t size() const { return( 2 ); }
  virtual iterator begin();
  virtual const_iterator begin() const;
  virtual iterator end();
  virtual const_iterator end() const;
  virtual const_iterator find( const AObject * ) const;
 
  virtual bool CanRemove( AObject* ) { return( false ); }
 
  virtual void update(const Observable* observable, void* arg);
 
  virtual bool Is2DObject() { return _surf->Is2DObject(); }
  virtual bool Is3DObject() { return true; }
 
  virtual bool boundingBox( std::vector<float> & bmin,
                            std::vector<float> & bmax ) const;
 
  AObject* surface() { return( _surf.get() ); }
  const AObject* surface() const { return( _surf.get() ); }
  AObject* texture() { return( _tex.get() ); }
  const AObject* texture() const { return( _tex.get() ); }
  virtual void setShaderParameters(const Shader &shader, const ViewState & state) const;
 
  virtual Tree* optionTree() const;
  static Tree*  _optionTree;
 
protected:
  carto::rc_ptr<AObject>        _surf;
  carto::rc_ptr<AObject>        _tex;
 
private:
  virtual void insert( AObject * ) {}
  virtual void erase( iterator & ) {}
};
 
 
//      Code
 
inline bool ATexSurfaceIterator::operator != ( const BaseIterator & x ) const
{
  return( x.operator != ( *this ) );
}
 
 
inline bool 
const_ATexSurfaceIterator::operator != ( const BaseIterator & x ) const
{
  return( x.operator != ( *this ) );
}
 
 
inline bool
ATexSurfaceIterator::operator != ( const ATexSurfaceIterator & x ) const
{
  return( _surf != x._surf || _tex != x._tex || _no != x._no );
}
 
 
inline bool 
const_ATexSurfaceIterator::operator != 
( const const_ATexSurfaceIterator & x ) const
{
  return( _surf != x._surf || _tex != x._tex || _no != x._no );
}
 
 
inline bool 
const_ATexSurfaceIterator::operator != ( const ATexSurfaceIterator & ) const
{
  return(true);
}
 
 
inline bool
ATexSurfaceIterator::operator != ( const const_ATexSurfaceIterator & ) const
{
  return(true);
}
 
 
inline AObject * ATexSurfaceIterator::operator * () const
{
  AObject *res=NULL;
  if (_no == 0) res = _surf.get();
  if (_no == 1) res = _tex.get();
 
  return( res );
}
 
inline AObject * const_ATexSurfaceIterator::operator * () const
{
  AObject *res=NULL;
  if (_no == 0) res = _surf.get();
  if (_no == 1) res = _tex.get();
 
  return( res );
}
 
inline ATexSurfaceIterator & ATexSurfaceIterator::operator ++ ()
{
  ++_no;
  return( *this );
}
 
 
inline const_ATexSurfaceIterator & const_ATexSurfaceIterator::operator ++ ()
{
  ++_no;
  return( *this );
}
 
 
inline ATexSurfaceIterator & ATexSurfaceIterator::operator -- ()
{
  --_no;
  return( *this );
}
 
 
inline const_ATexSurfaceIterator & const_ATexSurfaceIterator::operator -- ()
{
  --_no;
  return( *this );
}
 
 
 
inline BaseIterator *ATexSurfaceIterator::clone() const
{
  return( new ATexSurfaceIterator( *this ) );
}
 
 
inline BaseIterator *const_ATexSurfaceIterator::clone() const
{
  return( new const_ATexSurfaceIterator( *this ) );
}
 
 
}
 
 
#endif