We now have our Snake game at the point where it is almost a complete game; we just need to add a few more things to achieve this. Currently, our game stops when the snake collides with itself. What we need to add is a way to restart the game if this happens, so the player can have another go!
To do this, we will do the following:
Adding a game state
Displaying game-over text
Restarting the game
When you think about it, a game can have many states. Seriously, pick one of your favorite games and consider the states the game could be in. Let's list some out:
Start
Playing
Paused
Game over
Restart
It could be argued that start and restart are the same thing, but that really depends on the game and what you, as the game developer, would like to achieve. For our little Snake game, we are only going to focus on two states for now: playing and game over.
Let's first start off by creating an enumeration of our states, and let's create a member of GameScreen to use it:
private...