private void StartSimulation()
{
startStopButton.Text = "Stop";
Refresh();
int width = int.Parse(gridWidthTextBox.Text);
int height = int.Parse(gridHeightTextBox.Text);
int numFish = int.Parse(numFishTextBox.Text);
int fishBreedingTime = int.Parse(fishBreedingTimeTextBox.Text);
int fishEnergyValue = int.Parse(fishEnergyValueTextBox.Text);
int numSharks = int.Parse(numSharksTextBox.Text);
int sharkEnergyLoss = int.Parse(sharkEnergyLossTextBox.Text);
int sharkSplitEnergy = int.Parse(sharkSplitEnergyTextBox.Text);
Ocean = new Ocean(width, height,
numFish, fishBreedingTime, fishEnergyValue,
numSharks, sharkEnergyLoss, sharkSplitEnergy);
oceanPictureBox.Image = Ocean.Bitmap;
this.ClientSize =
new Size(ClientSize.Width, oceanPictureBox.Bottom + 12);
Turn = 0;
turnTextbox.Text = Turn.ToString();
currentNumFishTextBox.Text = Ocean.Fishes.Count.ToString();
currentNumSharksTextBox.Text = Ocean.Sharks.Count.ToString();
turnTimer.Interval = int.Parse(msPerTurnTextBox.Text);
turnTimer.Enabled = true;
}
// Position this animal.
public Animal(Ocean ocean, Color color, int x, int y)
{
Ocean = ocean;
X = x;
Y = y;
Ocean.Grid[X, Y] = this;
Ocean.Bitmap.SetPixel(X, Y, color);
}
public override void Move()
{
// Lose energy.
Energy -= Ocean.SharkEnergyLoss;
if (Energy == 0)
{
// Die.
Ocean.Bitmap.SetPixel(X, Y, Color.Black);
Ocean.Grid[X, Y] = null;
Ocean.Sharks.Remove(this);
return;
}
// Look for a free spot.
List <Point> spots = Ocean.FreeSpots(X, Y, true);
if (spots.Count == 0)
{
return;
}
// Move.
Ocean.Bitmap.SetPixel(X, Y, Color.Black);
Ocean.Grid[X, Y] = null;
// See if the new spot contains food.
Point moveTo = spots.Random();
if (Ocean.Grid[moveTo.X, moveTo.Y] is Fish)
{
// Eat it.
Energy += Ocean.FishEnergyValue;
Fish fish = Ocean.Grid[moveTo.X, moveTo.Y] as Fish;
Ocean.Fishes.Remove(fish);
}
// Move to the new spot.
X = moveTo.X;
Y = moveTo.Y;
Ocean.Bitmap.SetPixel(X, Y, Fish.Color);
Ocean.Grid[X, Y] = this;
// Breed.
Split();
}
public override void Move()
{
// Look for a free spot.
List <Point> spots = Ocean.FreeSpots(X, Y, true);
if (spots.Count > 0)
{
// Move.
Ocean.Bitmap.SetPixel(X, Y, Color.Black);
Ocean.Grid[X, Y] = null;
Point moveTo = spots.Random();
X = moveTo.X;
Y = moveTo.Y;
Ocean.Bitmap.SetPixel(X, Y, Fish.Color);
Ocean.Grid[X, Y] = this;
}
// Breed.
Breed();
}
// See if we should breed.
private void Split()
{
if (Energy < Ocean.SharkSplitEnergy)
{
return;
}
// Split.
Energy /= 2;
// Position a child.
List <Point> spots = Ocean.FreeSpots(X, Y, false);
if (spots.Count == 0)
{
return;
}
Point childSpot = spots.Random();
Ocean.Sharks.Add(new Shark(Ocean, Energy, childSpot.X, childSpot.Y));
}
// See if we should breed.
private void Breed()
{
if (--TimeUntilBreeding > 0)
{
return;
}
// Breed.
TimeUntilBreeding = Ocean.FishBreedingTime;
// Position a child.
List <Point> spots = Ocean.FreeSpots(X, Y, false);
if (spots.Count == 0)
{
return;
}
Point childSpot = spots.Random();
Ocean.Fishes.Add(new Fish(Ocean, Ocean.FishBreedingTime, childSpot.X, childSpot.Y));
}
// Initialize the location randomly.
public Animal(Ocean ocean, Color color)
: this(ocean, color, Rand.Next(ocean.Width), Rand.Next(ocean.Height))
{
}
public Shark(Ocean ocean, int energy)
: this(ocean, energy,
Rand.Next(ocean.Width), Rand.Next(ocean.Height))
{
}
public Shark(Ocean ocean, int energy, int x, int y)
: base(ocean, Color, x, y)
{
Energy = energy;
}
public Fish(Ocean ocean, int breedingTime)
: this(ocean, breedingTime,
Rand.Next(ocean.Width), Rand.Next(ocean.Height))
{
}
public Fish(Ocean ocean, int breedingTime, int x, int y)
: base(ocean, Color, x, y)
{
TimeUntilBreeding = 1 + Rand.Next(Ocean.FishBreedingTime);
}