moonfall/Monostate.inl

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2014-10-21 04:54:42 +00:00
/*
Moonfall Copyright (C) 2008 Alex Yatskov
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
template <typename T>
Monostate<T>::Monostate() :
m_member(NULL)
{
}
template <typename T>
Monostate<T>::~Monostate()
{
Reset();
}
template <typename T>
T* Monostate<T>::operator ->()
{
return GetMemberSafe();
}
template <typename T>
const T* Monostate<T>::operator ->() const
{
return GetMemberSafe();
}
template <typename T>
T& Monostate<T>::operator *()
{
return *GetMemberSafe();
}
template <typename T>
const T& Monostate<T>::operator *() const
{
return *GetMemberSafe();
}
template <typename T>
Monostate<T>::operator T* ()
{
return GetMemberSafe();
}
template <typename T>
Monostate<T>::operator const T* () const
{
return GetMemberSafe();
}
template <typename T>
void Monostate<T>::Reset()
{
if (m_member != NULL)
{
delete m_member;
m_member = NULL;
}
}
template <typename T>
const T* Monostate<T>::GetMemberSafe() const
{
if (m_member == NULL)
{
m_member = new T();
}
return m_member;
}
template <typename T>
T* Monostate<T>::GetMemberSafe()
{
if (m_member == NULL)
{
m_member = new T();
}
return m_member;
}