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322 lines (303 loc) · 13.9 KB
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<!DOCTYPE html>
<html lang="eng" dir="ltr">
<head>
<meta charset="utf-8">
<title>Worm!!!!!</title>
<link href="index.css" type="text/css" rel="stylesheet">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
<script type="text/javascript" src="https://static.codehs.com/gulp/80550f5fc4071985bfef352d04f005ca3de931d3/chs-js-lib/chs.js"></script>
</head>
<body>
<div class="body">
<header>
<h1>Game Design and Development Class </h1>
<nav>
<ul id="buttons">
<li><a href="index.html">Home</a></li>
</ul>
</nav>
</header>
<img
id="myImage3"
src="https://images.cooltext.com/5667329.png"
alt="samcon30" />
<! this is the code for my button at the bottom it also adds an id for formating with CSS
otherwise apon click it acts like a hyperlink and takes you to my youtbe channel>
<button id="button" onclick = "window.location.href='https://www.youtube.com/@Samcon30';"></button>
<canvas
width="400"
height="500"
class="codehs-editor-canvas">
</canvas>
<pre id="console"></pre>
<p>Warning!: This game is<br> bugged on here. No idea <br> why. Sometimes it <br> works, sometimes it <br> doesn't. For a <br> non-bugged version try <br> <a href="https://codehs.com/sandbox/samcon30/snake">here.</a> I am sorry for <br> the inconvenience</p>
<script>
window.onload = function() {
//Text
var POINTS_TEXT_X = 5;
var POINTS_TEXT_Y_BUFFER = 5;
var POINTS_FONT = "17pt Arial";
var SCORE = 0;
var SCORE_TEXT;
var TITLE = new Text("WORM!");
var CONTROLS = new Text("WASD or Arrow Keys to change direction", "16pt Arial");
var PRESS = new Text("Press any button to begin.");
//SNAKE SNAKE SNNNNAAAAAAKKKKEEE
var SNAKE_SPEED = 1;
var SNAKE_LENGTH = 1;
var SNAKE_DIM = 10;
var NORTH = 0;
var EAST = 1;
var SOUTH = 2;
var WEST = 3;
var SNAKE = [];
var snakeFacing = EAST;
var snakeX;
var snakeY;
var distance = 0;
//FOOD
var FOOD_DELAY = 6000;
var FOOD_RADIUS = 5;
var FOOD;
//Canvas
var X = getWidth();
var Y = getHeight();
var CENTER_X = X/2;
var CENTER_Y = Y/2;
//Player
var player;
var playerX;
var playerY;
//Functional Oddities
var windex;
var LOSE = false;
var GAME_STARTED = false;
var background;
//text
var GAME_OVER = new Text("You Lose.");
function start(){
background = new Rectangle(X,Y);
background.setColor(Color.white);
add(background);
TITLE.setPosition(CENTER_X-TITLE.getWidth()/2, TITLE.getHeight()+20);
CONTROLS.setPosition(CENTER_X-CONTROLS.getWidth()/2, CENTER_Y-CONTROLS.getHeight()/2);
PRESS.setPosition(CENTER_X-PRESS.getWidth()/2, CENTER_Y+PRESS.getHeight()*3);
add(TITLE);
add(CONTROLS);
add(PRESS);
keyDownMethod(setup);
}
function setup(e) {
changeDirection(e);
if (GAME_STARTED == false) {
remove(TITLE);
remove(PRESS);
remove(CONTROLS);
windex = requestAnimationFrame(gameLoop);
var snake = new Rectangle(SNAKE_DIM, SNAKE_DIM);
snake.setColor(Color.green);
snake.setPosition(CENTER_X-snake.getWidth()/2, CENTER_Y - snake.getHeight()/2);
snake.layer = 1;
add(snake);
SNAKE.push(snake);
player = new Rectangle(SNAKE_DIM, SNAKE_DIM);
player.setColor(Color.white);
player.setPosition(CENTER_X-player.getWidth()/2, CENTER_Y - player.getHeight()/2);
player.layer = 0;
add(player);
spawnFood();
SCORE_TEXT = new Text(SCORE, POINTS_FONT);
SCORE_TEXT.setPosition(POINTS_TEXT_X, Y-POINTS_TEXT_Y_BUFFER);
add(SCORE_TEXT);
GAME_STARTED = true;
}
}
function gameLoop() {
var snake = new Rectangle(SNAKE_DIM, SNAKE_DIM);
snake.setColor(Color.green);
snake.layer = 1;
playerX = player.getX();
playerY = player.getY();
moveSnake(snake);
if (SNAKE.length > SNAKE_LENGTH) {
remove(SNAKE[0]);
SNAKE.remove(0);
}
if (LOSE == true) {
cancelAnimationFrame(windex);
lost();
return;
}
SCORE_TEXT.setText("SCORE: "+ SCORE);
requestAnimationFrame(gameLoop);
}
function changeDirection(e) {
if (e.key == "ArrowLeft" || e.key == "a") {
snakeFacing = WEST;
}else if (e.key == "ArrowRight" || e.key == "d") {
snakeFacing = EAST;
}else if (e.key == "ArrowUp" || e.key == "w") {
snakeFacing = NORTH;
}else if (e.key == "ArrowDown" || e.key == "s") {
snakeFacing = SOUTH;
}
}
function moveSnake(snake) {
if (snakeFacing == EAST) {
snake.setPosition(playerX, playerY);
if (distance == 10) {
add(snake);
SNAKE.push(snake);
distance = 0;
SCORE++;
checkCollision();
}
player.move(SNAKE_SPEED, 0);
distance++;
}else if (snakeFacing == NORTH) {
snake.setPosition(playerX, playerY);
if (distance == 10) {
add(snake);
distance = 0;
SNAKE.push(snake);
SCORE++;
checkCollision();
}
player.move(0, -SNAKE_SPEED);
distance++;
}else if (snakeFacing == SOUTH) {
snake.setPosition(playerX, playerY);
if (distance == 10) {
add(snake);
distance = 0;
SNAKE.push(snake);
SCORE++;
checkCollision();
}
player.move(0, SNAKE_SPEED);
distance++;
}else if (snakeFacing == WEST) {
snake.setPosition(playerX, playerY);
if (distance == 10) {
add(snake);
distance = 0;
SNAKE.push(snake);
SCORE++;
checkCollision();
}
player.move(-SNAKE_SPEED, 0);
distance++;
}
}
function checkCollision() {
var num = SNAKE.length;
var use = num-1;
var snake = SNAKE[use];
var obj = directionalCollision(snake);
if (snake.getX() >= X) {
GAME_OVER.setPosition(CENTER_X-GAME_OVER.getWidth()/2, CENTER_Y-GAME_OVER.getHeight()/2);
add(GAME_OVER);
LOSE = true;
}
if (snake.getX() <= 0) {
GAME_OVER.setPosition(CENTER_X-GAME_OVER.getWidth()/2, CENTER_Y-GAME_OVER.getHeight()/2);
add(GAME_OVER);
LOSE = true;
}
if (snake.getY() >= Y) {
GAME_OVER.setPosition(CENTER_X-GAME_OVER.getWidth()/2, CENTER_Y-GAME_OVER.getHeight()/2);
add(GAME_OVER);
LOSE = true;
}
if (snake.getY() <= 0) {
GAME_OVER.setPosition(CENTER_X-GAME_OVER.getWidth()/2, CENTER_Y-GAME_OVER.getHeight()/2);
add(GAME_OVER);
LOSE = true;
}
if (obj !== null && obj !== FOOD && obj !== SCORE_TEXT && obj !== background) {
GAME_OVER.setPosition(CENTER_X-GAME_OVER.getWidth()/2, CENTER_Y-GAME_OVER.getHeight()/2);
add(GAME_OVER);
LOSE = true;
}
if (obj == FOOD) {
FOOD.setPosition(Randomizer.nextInt(0+FOOD_RADIUS*2, X-FOOD_RADIUS*2), Randomizer.nextInt(0+FOOD_RADIUS*2, Y-FOOD_RADIUS*2));
SNAKE_LENGTH+=1;
SCORE+=100;
}
}
function directionalCollision(s) {
var obj;
if (snakeFacing == EAST) {
obj = getElementAt(s.getX()+SNAKE_DIM+1, s.getY()+1);
if (obj == null) {
obj = getElementAt(s.getX()+SNAKE_DIM+1, s.getY()+SNAKE_DIM+1);
if (obj == null) {
obj = getElementAt(s.getX()+SNAKE_DIM+1, s.getY()+SNAKE_DIM/2);
}
}
return obj;
}else if (snakeFacing == SOUTH) {
obj = getElementAt(s.getX()+SNAKE_DIM+1, s.getY()+SNAKE_DIM+1);
if (obj == null) {
obj = getElementAt(s.getX()+1, s.getY()+SNAKE_DIM+1);
if (obj == null) {
obj = getElementAt(s.getX()+SNAKE_DIM/2, s.getY()+SNAKE_DIM+1);
}
return obj;
}
return obj;
}else if (snakeFacing == WEST) {
obj = getElementAt(s.getX()-1, s.getY()+1);
if (obj == null) {
obj = getElementAt(s.getX()-1, s.getY()+SNAKE_DIM+1);
if (obj == null) {
obj = getElementAt(s.getX()-1, s.getY()+SNAKE_DIM/2+1);
}
return obj;
}
return obj;
}else if (snakeFacing == NORTH) {
obj = getElementAt(s.getX()-1, s.getY()-1);
if (obj == null) {
obj = getElementAt(s.getX()+SNAKE_DIM+1, s.getY()-1);
if (obj == null) {
obj = getElementAt(s.getX()+SNAKE_DIM/2, s.getY()-1);
}
return obj;
}
return obj;
}
}
function spawnFood() {
FOOD = new Circle(FOOD_RADIUS);
FOOD.setColor(Color.red);
FOOD.setPosition(Randomizer.nextInt(0+FOOD_RADIUS*2, X-FOOD_RADIUS*2), Randomizer.nextInt(0+FOOD_RADIUS*2, Y-FOOD_RADIUS*2));
FOOD.layer=1;
add(FOOD);
}
function lost() {
var reset = new Text("Press r to reset");
reset.setPosition(CENTER_X-reset.getWidth()/2, CENTER_Y+reset.getHeight()*3);
add(reset);
keyDownMethod(reset1);
}
function reset1(e) {
if (e.key == "r") {
if (GAME_STARTED == true) {
removeAll();
GAME_STARTED = false;
SCORE=0;
LOSE = false;
SNAKE_LENGTH = 1;
start();
}
}
}
if (typeof start === 'function') {
start();
}
};
</script>
</div>
</body>
</html>