// Drawing a custom Listbox Item
private void listBox1_DrawItem(object sender, DrawItemEventArgs e)
{
if (e.Index >= 0)
{
MyCustomItem item = (MyCustomItem)scoreBox.Items[e.Index]; // Get the current item and cast it to MyListBoxItem
e.Graphics.DrawString(item.Message, scoreBox.Font, new SolidBrush(item.ItemColor), 0, e.Index * scoreBox.ItemHeight);
}
}
// event handler to grab the selected spectate player
private void spectateComboBox_SelectionChanged(object sender, EventArgs e)
{
int id = (int)spectateComboBox.SelectedIndex;
if (id >= 0)
{
MyCustomItem i = (MyCustomItem)spectateComboBox.Items[id];
if (world.findSnake(i.ID) != null)
{
player = world.findSnake(i.ID);
}
}
block = false;
}
// helper method for processing world data from the server
private void processWorld(StringBuilder data)
{
string[] parts = Regex.Split(data.ToString(), @"(?<=[\n])"); //split the string into parts
foreach (string s in parts)
{
if (s != "")
{
JObject obj = JObject.Parse(s.Replace("\n", ""));
JToken snakeProp = obj["vertices"];
JToken foodProp = obj["loc"];
if (snakeProp != null) // if the part is a snake
{
Snake snake = JsonConvert.DeserializeObject <Snake>(s.Replace("\n", ""));
if (snake.Id == player.Id) // if the snake being processed is the player we want to do things a little differently
{
drawingPanel1.playerHead = snake.Head();
drawingPanel1.zoom = snake.Length * 2;
world.addSnake(snake, true, playerColor);
if (snake.Verts[0].X == -1)
{
playerDied();
}
}
else
{
world.addSnake(snake, false, playerColor);
}
}
else if (foodProp != null) // if the part is food
{
Food food = JsonConvert.DeserializeObject <Food>(s.Replace("\n", ""));
world.addFood(food);
}
data.Remove(0, s.Length); //remove the processed part from the stringbuilder
}
}
//update the scorebox and spectatorbox
lock (world)
{
System.Threading.Thread.Sleep(50);
this.Invoke(new MethodInvoker(() => scoreBox.Items.Clear()));
if (!block)
{
this.Invoke(new MethodInvoker(() => spectateComboBox.Items.Clear()));
}
foreach (Snake s in world.getSnakes())
{
this.Invoke(new MethodInvoker(() => scoreBox.Items.Add(new MyCustomItem(s.getColor(), s.Name + " " + s.Length))));
if (!block)
{
MyCustomItem i = new MyCustomItem(s.getColor(), s.Name);
i.ID = s.Id;
this.Invoke(new MethodInvoker(() => spectateComboBox.Items.Add(i)));
}
}
spectateComboBox.Invalidate();
}
UpdateFrame(); //redraw after all parts have been processed
}