scummvm/engines/tetraedge/te/te_references_counter.h

54 lines
1.4 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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/>.
*
*/
#ifndef TETRAEDGE_TE_TE_REFERENCES_COUNTER_H
#define TETRAEDGE_TE_TE_REFERENCES_COUNTER_H
namespace Tetraedge {
class TeReferencesCounter {
public:
TeReferencesCounter() : _refCount(0) {};
virtual ~TeReferencesCounter() {};
bool decrementCounter() {
if (_refCount) {
_refCount--;
return _refCount == 0;
}
return false;
}
void incrementCounter() {
_refCount++;
}
void resetCounter() {
_refCount = 0;
}
private:
int _refCount;
};
} // end namespace Tetraedge
#endif // TETRAEDGE_TE_TE_REFERENCES_COUNTER_H