public void update()
{
//Removes last graphic of snake
base.undraw();
//Check if key is pressed and set direction
if (Console.KeyAvailable == true)
{
//Detects key pressed
ConsoleKeyInfo cki = Console.ReadKey(true);
//Changes directions based on key pressed
switch (cki.Key)
{
case ConsoleKey.UpArrow:
case ConsoleKey.W:
if (direction != "Down")
{
direction = "Up";
}
break;
case ConsoleKey.DownArrow:
case ConsoleKey.S:
if (direction != "Up")
{
direction = "Down";
}
break;
case ConsoleKey.RightArrow:
case ConsoleKey.D:
if (direction != "Left")
{
direction = "Right";
}
break;
case ConsoleKey.LeftArrow:
case ConsoleKey.A:
if (direction != "Right")
{
direction = "Left";
}
break;
}
}
//Move Snake towards direction
switch (direction)
{
case "Up":
base.y--;
break;
case "Down":
base.y++;
break;
case "Right":
base.x++;
break;
case "Left":
base.x--;
break;
}
//Check if on top of apple
if (this.x == apple.x && this.y == apple.y)
{
//If so respawn apple
apple.respawn();
//And grow tail
if (cur_pos == 0)
{
tail[cur_pos] = new SnakeTail(this.x, this.y, "X", tail, cur_pos, this.direction, this);
tail[cur_pos].create();
}
else
{
tail[cur_pos] = new SnakeTail(tail[cur_pos - 1].x, tail[cur_pos - 1].y, "X", tail, cur_pos, tail[cur_pos - 1].direction, this);
tail[cur_pos].create();
}
cur_pos++;
}
//Draws updated
base.draw();
}
public void start_new()
{
//Instantiate objects and set up predefined definitions
Console.CursorVisible = false;
//Set up random object
Random random = new Random();
//Creates array for snaketails
SnakeTail[] tail = new SnakeTail[(Console.WindowWidth - 2) * (Console.WindowHeight - 2)];
//Set up the apple object
Apple apple = new Apple(random.Next(1, Console.WindowWidth - 2), random.Next(1, Console.WindowHeight - 2), "@", random);
//Creates player object
SnakeHead player = new SnakeHead((Console.WindowWidth / 2), (Console.WindowHeight / 2), "X", apple, tail);
//Draws walls
this.walls();
//Draws apple
apple.draw();
//Draws player
player.draw();
while (true)
{
player.update();
if (player.cur_pos != 0)
{
tail[0].update(player.direction);
}
if (player.direction == "Down" || player.direction == "Up")
{
System.Threading.Thread.Sleep(100);
}
else
{
System.Threading.Thread.Sleep(55);
}
//Checks if snake is in wall
if (player.x == 0 || player.x == Console.WindowWidth - 1 || player.y == 0 || player.y == Console.WindowHeight - 1)
{
this.game_over(player);
break;
}
//Checks if player is in snake tail
for (int i = 0; i <= player.cur_pos - 1; i++)
{
if (player.x == tail[i].x && player.y == tail[i].y)
{
this.game_over(player);
return;
}
}
}
}
