//Method name: westLigth
//Method description: functionality from west light
public void westLight(ref StopLight west, ref StopLight north)
{
//get west color
west2 = west.getColor();
west.timer(west.count);
//check if color changed
if (string.Equals(west2, "Green") && string.Equals("Yellow", west.getColor()))
{
west.lightChanged = true;
}
//west changed to red set north to green
if (string.Equals(west2, "Yellow") && string.Equals("Red", west.getColor()))
{
west.count = 0;
north.setGreen();
west.lightChanged = true;
north.count = 0;
}
//increase count if green or yellow
if (string.Equals("Green", west.getColor()) || string.Equals("Yellow", west.getColor()))
{
west.count++;
}
}
//Method name: eastLigth
//Method description: functionality from east light
public void eastLight(ref StopLight east, ref StopLight west)
{
//get easts color
east2 = east.getColor();
east.timer(east.count);
//check to see if color changed
if (string.Equals(east2, "Green") && string.Equals("Yellow", east.getColor()))
{
east.lightChanged = true;
}
if (string.Equals(east2, "Yellow") && string.Equals("Red", east.getColor()))
{
east.lightChanged = true;
east.count = 0;
}
//increase east count if green or yellow
if (string.Equals("Green", east.getColor()) || string.Equals("Yellow", east.getColor()))
{
east.count++;
}
//set west to green
if (east.count == 7)
{
west.setGreen();
west.lightChanged = true;
west.count = 0;
}
}
//Method name: northLigth
//Method description: functionality from north light
public void northLight(ref StopLight north, ref StopLight south)
{
//get norths color before calling function
north2 = north.getColor();
north.timer(north.count);
//check to see if color has changed
if (string.Equals(north2, "Green") && string.Equals("Yellow", north.getColor()))
{
north.lightChanged = true;
}
//light changed
if (string.Equals(north2, "Yellow") && string.Equals("Red", north.getColor()))
{
north.lightChanged = true;
count = 0;
}
//increase count if ligth is green or yellow
if (string.Equals("Green", north.getColor()) || string.Equals("Yellow", north.getColor()))
{
count++;
}
if (count == 7)
{
south.setGreen();
south.lightChanged = true;
south.count = 0;
}
}
//Method name: southLigth
//Method description: functionality from south light
public void southLight(ref StopLight south, ref StopLight east)
{
//get souths color
south2 = south.getColor();
south.timer(south.count);
//check to see if color changed
if (string.Equals(south2, "Green") && string.Equals("Yellow", south.getColor()))
{
south.lightChanged = true;
}
//if south is red set east to green
if (string.Equals(south2, "Yellow") && string.Equals("Red", south.getColor()))
{
south.count = 0;
east.setGreen();
south.lightChanged = true;
east.count = 0;
}
//increase count if south is green or yellow
if (string.Equals("Green", south.getColor()) || string.Equals("Yellow", south.getColor()))
{
south.count++;
}
}
static void Main(string[] args)
{
//setting north light green and all other lights red
StopLight north = new StopLight("North", "Green");
StopLight south = new StopLight("South", "Red");
StopLight east = new StopLight("East", "Red");
StopLight west = new StopLight("West", "Red");
//creating stopwatch object and starting the stopwatch;
Stopwatch stopWatch = new Stopwatch();
TimeSpan ts = stopWatch.Elapsed;
//count that will have the seconds that have gone by
int timeCount = 0;
stopWatch.Start();
//lines to format the output
Console.WriteLine("Current Time \t North Light \t South Light \t East Light \t West Light");
Console.WriteLine("------------- \t ------------ \t --------- \t -----------\t ----------");
//print the system with initial values
Console.WriteLine(timeCount + "\t\t" + north.getColor() + "\t\t " + south.getColor() + "\t\t " + east.getColor() + "\t\t " + west.getColor());
north.count++;
//while time is less than 60 seconds
while (timeCount <= 60)
{
//get the time elapsed
ts = stopWatch.Elapsed;
//if one second has gone by
if (ts.Seconds == 1)
{
//increase count by one
timeCount++;
//restart the stopwatch (it will always be between 0 and 1)
//once it is 1 we know that one second has gone by so we increase timeCount by 1
//and restart the stopWatch
stopWatch.Restart();
//if time is between 45 and 50, simulate an emergency vehicle going by
if (timeCount >= 40 && timeCount <= 50)
{
//if time == 40 simulate vehicle coming by, it approaches east light which turns green
//and all other lights go red
//east count initialized again because it went green
if (timeCount == 40)
{
east.isApproaching();
east.count = 1;
north.ApproachedOther();
west.ApproachedOther();
south.ApproachedOther();
Console.WriteLine("There is a emergency vehicle approaching the {0} light", east.getName());
Console.WriteLine(timeCount + "\t\t" + north.getColor() + "\t\t" + south.getColor() + "\t\t " + east.getColor() + "\t\t" + west.getColor());
}
//if time == 50 emergency vehicle left
if (timeCount == 50)
{
Console.WriteLine("The emergency vehicle has left the area ");
Console.WriteLine(timeCount + "\t\t" + north.getColor() + "\t\t " + south.getColor() + "\t\t " + east.getColor() + "\t\t " + west.getColor());
Console.WriteLine("\n");
}
//continue so that it doesnt call the functions below
continue;
}
//calling functions and parameters by reference
north.northLight(ref north, ref south);
south.southLight(ref south, ref east);
east.eastLight(ref east, ref west);
west.westLight(ref west, ref north);
//if any of the lights has changed color, print
//if(!string.Equals(north.north2,north.getColor()) || !string.Equals(south.south2, south.getColor()) || !string.Equals(east.east2, east.getColor()) || !string.Equals(west.west2, west.getColor()))
if (north.lightChanged == true || west.lightChanged == true || south.lightChanged == true || east.lightChanged == true)
{
Console.WriteLine(timeCount + "\t\t" + north.getColor() + "\t\t " + south.getColor() + "\t\t " + east.getColor() + "\t\t " + west.getColor());
}
north.lightChanged = false;
west.lightChanged = false;
east.lightChanged = false;
south.lightChanged = false;
}
}
//stop the watch after one minute has gone by
stopWatch.Stop();
}