open_toontown_panda3d/panda/src/egg/eggObject.I

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// Filename: eggObject.I
// Created by: drose (10Feb99)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
// along with this source code; you will also find a current copy of
// the license at http://etc.cmu.edu/panda3d/docs/license/ .
//
// To contact the maintainers of this program write to
// panda3d-general@lists.sourceforge.net .
//
////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////
// Function: EggObject::Constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE EggObject::
EggObject() {
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::Copy constructor
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE EggObject::
EggObject(const EggObject &copy) :
TypedReferenceCount(copy),
_user_data(copy._user_data)
{
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::Copy assignment operator
// Access: Public
// Description:
////////////////////////////////////////////////////////////////////
INLINE EggObject &EggObject::
operator = (const EggObject &copy) {
TypedReferenceCount::operator = (copy);
_user_data = copy._user_data;
return *this;
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::set_user_data
// Access: Public
// Description: Sets the user data associated with this object. This
// may be any EggUserData-derived object. The egg
// library will do nothing with this pointer, except to
// hold its reference count and return the pointer on
// request.
//
// This pointer is also copied by the copy assignment
// operator and copy constructor.
////////////////////////////////////////////////////////////////////
INLINE void EggObject::
set_user_data(EggUserData *user_data) {
_user_data = user_data;
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::get_user_data
// Access: Public
// Description: Returns the user data pointer previously stored on
// this object, or NULL if nothing was previously
// stored.
////////////////////////////////////////////////////////////////////
INLINE EggUserData *EggObject::
get_user_data() const {
return _user_data;
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::has_user_data
// Access: Public
// Description: Returns true if the user data pointer has been set,
// false otherwise.
////////////////////////////////////////////////////////////////////
INLINE bool EggObject::
has_user_data() const {
return !_user_data.is_null();
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::has_user_data
// Access: Public
// Description: Returns true if the user data pointer has been set
// and is of the indicated type, false otherwise.
////////////////////////////////////////////////////////////////////
INLINE bool EggObject::
has_user_data(TypeHandle type) const {
return !_user_data.is_null() && _user_data->is_of_type(type);
}
////////////////////////////////////////////////////////////////////
// Function: EggObject::clear_user_data
// Access: Public
// Description: Resets the user data pointer to NULL.
////////////////////////////////////////////////////////////////////
INLINE void EggObject::
clear_user_data() {
_user_data.clear();
}