scummvm/engines/zvision/timer_node.cpp
2013-09-04 00:16:44 -05:00

58 lines
1.7 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "common/scummsys.h"
#include "common/stream.h"
#include "zvision/timer_node.h"
#include "zvision/zvision.h"
#include "zvision/script_manager.h"
namespace ZVision {
TimerNode::TimerNode(ZVision *engine, uint32 key, uint timeInSeconds)
: Control(engine, key), _timeLeft(timeInSeconds * 1000) {
}
bool TimerNode::process(uint32 deltaTimeInMillis) {
_timeLeft -= deltaTimeInMillis;
if (_timeLeft <= 0) {
_engine->getScriptManager()->setStateValue(_key, 0);
return true;
}
return false;
}
void TimerNode::serialize(Common::WriteStream *stream) {
stream->writeUint32LE(_key);
stream->writeUint32LE(_timeLeft);
}
void TimerNode::deserialize(Common::SeekableReadStream *stream) {
_timeLeft = stream->readUint32LE();
}
} // End of namespace ZVision