source: orxonox.OLD/trunk/src/world_entities/environments/mover_trigger_pointer_list.cc

/*
   orxonox - the future of 3D-vertical-scrollers

   Copyright (C) 2007 orx

   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, or (at your option)
   any later version.

   ### File Specific:
   main-programmer: Fabian 'x3n' Landau
   co-programmer:
*/

#include "mover_trigger_pointer_list.h"
#include "debug.h"


MoverTriggerPointerList::MoverTriggerPointerList()
{
    this->first = 0;
}

MoverTriggerPointerList::~MoverTriggerPointerList()
{
    MoverTriggerPointerListElement *temp1 = this->first;
    MoverTriggerPointerListElement *temp2;
    while (temp1 != 0)
    {
        temp2 = temp1->next;
        delete temp1;
        temp1 = temp2;
    }
}

void MoverTriggerPointerList::addTrigger(MoverTrigger *trigger)
{
    if (trigger)
    {
        if (this->first == 0)
        {
            this->first = new MoverTriggerPointerListElement(trigger);
        }
        else
        {
            MoverTriggerPointerListElement *temp = this->first;
            while (temp->next != 0)
                temp = temp->next;

            temp->next = new MoverTriggerPointerListElement(trigger);
        }
    }
}

bool MoverTriggerPointerList::isTriggered()
{
    if (this->first == 0)
    {
        return false;
    }
    else
    {
        bool isTriggered = false;
        MoverTriggerPointerListElement *temp = this->first;

        while (temp != 0)
        {
            if (temp->trigger->isTriggered())
            {
                isTriggered = true;
            }
            else
            {
                if (temp->trigger->isObligatory())
                    return false;
            }
                    
            temp = temp->next;
        }

        return isTriggered;
    }
}

////////////////////////////////////////////////////////


MoverTriggerPointerListElement::MoverTriggerPointerListElement(MoverTrigger *trigger)
{
    this->trigger = trigger;
    this->next = 0;
}

MoverTriggerPointerListElement::~MoverTriggerPointerListElement()
{
}