public Node(NewPanel panel, int Y, int X)
{
Cat = Wall = Cheese = Agent = false;
None = true;
this.X = X;
this.Y = Y;
this.panel = panel;
}
private void InitializeGrid()
{
hashtable.Clear();
int gridWidth = 600;
int gridHeight = 600;
int size = Int32.Parse(gridSize.SelectedItem.ToString());
nodes = new Node[size, size];
int height = gridWidth / size;
int width = gridHeight / size;
int thickness = 5; // node border thickness
int count = 0;
int y = 100;
for (int i = 0; i < size; i++)
{
int x = 20;
for (int j = 0; j < size; j++)
{
count++;
NewPanel panel = new NewPanel();
panel.Location = new Point(x, y);
panel.BackColor = Color.White;
panel.Size = new Size(width, height);
panel.Name = "panel" + count.ToString();
panel.PanelLabel = "0";
panel.BackgroundImageLayout = ImageLayout.Zoom;
panel.MouseClick += Panel_MouseClick;
panel.BorderThickness = thickness;
this.Controls.Add(panel);
Node node = new Node(panel, i, j);
node.state = count;
nodes[i, j] = node;
hashtable.Add(count, node);
x += (width - thickness);
}
y += (height - thickness);
}
}
private void Panel_MouseClick(object sender, MouseEventArgs e)
{
try
{
NewPanel panel = (NewPanel)sender;
int number = Convert.ToInt32(Regex.Replace(panel.Name, "panel", string.Empty));
Node node = (Node)hashtable[number];
if (agentBtn.Checked)
{
if (node.Agent)
{
node.panel.BackgroundImage = null;
node.Agent = false;
node.None = true;
agentExists = false;
AgentNode = null;
return;
}
else if (node.Wall)
{
throw new Exception("CANNOT PLACE AN AGENT ON THE WALL!");
}
else if (node.Cheese)
{
throw new Exception("CANNOT PLACE AN AGENT ON THE CHEESE!");
}
else if (agentExists)
{
AgentNode.panel.BackgroundImage = null;
AgentNode.Agent = false;
AgentNode.None = true;
}
node.panel.BackgroundImage = mouseImage;
node.Agent = true;
node.None = false;
AgentNode = node;
agentExists = true;
}
else if (cheeseBtn.Checked)
{
if (node.Cheese)
{
node.panel.BackgroundImage = null;
node.Cheese = false;
node.None = true;
cheeseExists = false;
CheeseNode = null;
return;
}
else if (node.Wall)
{
throw new Exception("CANNOT PLACE A CHEESE ON THE WALL!");
}
else if (node.Agent)
{
throw new Exception("CANNOT PLACE A CHEESE ON THE AGENT!");
}
else if (cheeseExists)
{
CheeseNode.panel.BackgroundImage = null;
CheeseNode.Cheese = false;
CheeseNode.None = true;
}
node.panel.BackgroundImage = cheeseImage;
node.Cheese = true;
node.None = false;
CheeseNode = node;
cheeseExists = true;
}
else if (wallBtn.Checked)
{
if (node.Wall)
{
node.panel.BackgroundImage = null;
node.Wall = false;
node.None = true;
}
else if (node.Cheese)
{
throw new Exception("CANNOT PLACE A WALL ON THE CHEESE!");
}
else if (node.Agent)
{
throw new Exception("CANNOT PLACE A WALL ON THE AGENT!");
}
else
{
node.Wall = true;
node.None = false;
node.panel.BackgroundImage = wallImage;
}
}
else if (catBtn.Checked)
{
if (node.Cat)
{
node.panel.BackgroundImage = null;
node.Cat = false;
node.None = true;
}
else if (node.Cheese)
{
throw new Exception("CANNOT PLACE A CAT ON THE CHEESE!");
}
else if (node.Agent)
{
throw new Exception("CANNOT PLACE A CAT ON THE AGENT!");
}
else if (node.Wall)
{
throw new Exception("CANNOT PLACE A CAT ON THE WALL!");
}
else
{
node.Cat = true;
node.None = false;
node.panel.BackgroundImage = catImage;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "ERROR", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}