Tile.java

/**
 ** Tile.java
 **
 ** Copyright 2011 by Sarah Wise, Mark Coletti, Andrew Crooks, and
 ** George Mason University.
 **
 ** Licensed under the Academic Free License version 3.0
 **
 ** See the file "LICENSE" for more information
 **
 ** $Id$
 **
 **/
package sim.app.geo.sillypeds;

import java.util.ArrayList;

//TODO: better note! basically: maintained as an object so can make it on fire or whatever
public class Tile
{

    int loc_x, loc_y; // location in the grid
    boolean exit = false;
    ArrayList<Pedestrian> peds = new ArrayList<Pedestrian>();
    double baseheight = 0; // the pure elevation of the tile
    double cumulativeHeight = 0; // the combined elevation and height from people of the tile
    double pedestrianFactor = 1;
    int trace = -1;

    // a basic Tile

    // initialize a Tile

    public Tile(int x, int y)
    {
        loc_x = x;
        loc_y = y;
    }

    // initialize a Tile at a certain altitude


    public Tile(int x, int y, double h)
    {
        loc_x = x;
        loc_y = y;
        baseheight = h;
        cumulativeHeight = baseheight;
    }



    public void makeExit()
    {
        exit = true;
    }

    //
    // MANAGING PEDESTIANS
    //

    // add a Pedestrian and update the height accordingly
    public void addPed(Pedestrian r)
    {
        peds.add(r);
        trace++;
    }

    // add some Pedestrians and update the height accordingly


    public void addPeds(ArrayList<Pedestrian> rs)
    {
        peds.addAll(rs);
        trace += rs.size();
    }

    // remove a Pedestrian and update the height accordingly


    public void removePed(Pedestrian r)
    {
        peds.remove(r);
    }

    // remove some Pedestrians and update the height accordingly


    public void removePeds(ArrayList<Pedestrian> rs)
    {
        peds.removeAll(rs);
    }

}