Object Class Reference

#include <Object.h>

Collaboration diagram for Object:

Public Member Functions
	Object ()
	Object (Object_base *base)
	Object (const Object &o)
	~Object ()
Object &	operator= (const Object &o)
bool	is_empty () const

Protected Attributes
Object_base *	ptr

Friends
template<class T >
bool	assign (T &t, const Object &o)

Detailed Description

Definition at line 93 of file Object.h.

Constructor & Destructor Documentation

Object ( )

inline

Definition at line 96 of file Object.h.

: ptr( static_cast<Object_base*>(0) ) {}

Object ( Object_base *  base )

inline

Definition at line 98 of file Object.h.

References CGAL_kernel_assertion, Ref_counted::count, and Object::ptr.

    { 
      ptr = base; 
      CGAL_kernel_assertion( !ptr || (ptr->count == 1));
    }

Object ( const Object &  o )

inline

Definition at line 104 of file Object.h.

References Ref_counted::count, and Object::ptr.

                            : ptr(o.ptr)
    { if (ptr) ptr->count++; }

~Object ( )

inline

Definition at line 107 of file Object.h.

References Ref_counted::count, and Object::ptr.

    { if (ptr && (--ptr->count == 0)) { delete ptr; } }

Member Function Documentation

bool is_empty ( ) const

inline

Definition at line 120 of file Object.h.

References Object::ptr.

{ return ptr == static_cast<Object_base*>(0); }

Object& operator= ( const Object &  o )

inline

Definition at line 111 of file Object.h.

References Ref_counted::count, and Object::ptr.

    {
      if (o.ptr) o.ptr->count++;
      if (ptr && (--ptr->count == 0)) { delete ptr; }
      ptr = o.ptr;
      return *this;
    }

Friends And Related Function Documentation

bool assign ( T &  t, const Object &  o  )

friend

Definition at line 138 of file Object.h.

{
# ifdef CGAL_CFG_DYNAMIC_CAST_BUG
  Wrapper<T>   instantiate_it;
# endif // CGAL_CFG_DYNAMIC_CAST_BUG
  Wrapper<T>*  wp = dynamic_cast<Wrapper<T>*>(o.ptr);
  if ( wp == static_cast<Wrapper<T>*>(0) ) { return false; }
  t = *(wp);
  return true;
}

Member Data Documentation

Object_base* ptr

protected

Definition at line 126 of file Object.h.

Referenced by CGAL::assign(), Object::is_empty(), Object::Object(), Object::operator=(), and Object::~Object().

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The documentation for this class was generated from the following file:

• Object.h