colobot/src/object/task/taskwait.cpp

// * This file is part of the COLOBOT source code
// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
// *
// * 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/.

// taskwait.cpp


#include <windows.h>
#include <stdio.h>
#include <d3d.h>

#include "common/struct.h"
#include "graphics/d3d/d3dengine.h"
#include "math/old/math3d.h"
#include "common/event.h"
#include "common/misc.h"
#include "common/iman.h"
#include "graphics/common/terrain.h"
#include "object/object.h"
#include "physics/physics.h"
#include "object/brain.h"
#include "object/task/task.h"
#include "object/task/taskwait.h"




// Object's constructor.

CTaskWait::CTaskWait(CInstanceManager* iMan, CObject* object)
					 : CTask(iMan, object)
{
}

// Object's destructor.

CTaskWait::~CTaskWait()
{
}


// Management of an event.

bool CTaskWait::EventProcess(const Event &event)
{
	if ( m_engine->RetPause() )  return true;
	if ( event.event != EVENT_FRAME )  return true;

	m_passTime += event.rTime;
	m_bEnded = (m_passTime >= m_waitTime);
	return true;
}


// Assigns the goal was achieved.

Error CTaskWait::Start(float time)
{
	m_waitTime = time;  // duration to wait
	m_passTime = 0.0f;  // time elapsed
	m_bEnded = false;
	return ERR_OK;
}

// Indicates whether the action is finished.

Error CTaskWait::IsEnded()
{
	if ( m_engine->RetPause() )  return ERR_CONTINUE;
	if ( m_bEnded )  return ERR_STOP;
	return ERR_CONTINUE;
}