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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Pong</title>
</head>
<body>
</body>
</html><!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>Gamedev Canvas Workshop</title>
<style>
* { padding: 0; margin: 0; }
canvas { background: rgba(3, 3, 3, 0.93); display: block; margin: 0 auto; }
</style>
</head>
<body>
<canvas id="myCanvas" width="640" height="420"></canvas>
<script>
//canvas
var canvas = document.getElementById("myCanvas");
var ctx = canvas.getContext("2d");
//ball
var ballRadius = 10;
var x = canvas.width/2;
var y = canvas.height-30;
var dx = 4;
var dy = -4;
//paddle1
var paddle1Height = 10;
var paddle1Width = 76;
var paddle1X = 5;
var paddle1Y = ((canvas.height-paddle1Height) / 2) - 45;
var up1Pressed = false;
var down1Pressed = false;
//paddle2
var paddle2Height = 10;
var paddle2Width = 76;
var paddle2X = canvas.width - 15;
var paddle2Y = ((canvas.height-paddle2Height) / 2) - 45;
var upPressed = false;
var downPressed = false;
//score/rounds
var score = 0;
var score1 = 0;
var rounds = 1;
//Paddle 1 (left)
document.addEventListener("keydown", keyDownHandler1, false);
document.addEventListener("keyup", keyUpHandler1, false);
//Paddle 2 (right)
document.addEventListener("keydown", keyDownHandler, false);
document.addEventListener("keyup", keyUpHandler, false);
//paddle1
function keyDownHandler1(e) {
if(e.keyCode == '87') {
up1Pressed = true;
}
else if(e.keyCode == '83') {
down1Pressed = true;
}
}
function keyUpHandler1(e) {
if(e.keyCode == '87') {
up1Pressed = false;
}
else if(e.keyCode == '83') {
down1Pressed = false;
}
}
//paddle2
function keyDownHandler(e) {
if(e.keyCode == '38') {
upPressed = true;
}
else if(e.keyCode == '40') {
downPressed = true;
}
}
function keyUpHandler(e) {
if(e.keyCode == '38') {
upPressed = false;
}
else if(e.keyCode == '40') {
downPressed = false;
}
}
function drawBall() {
ctx.beginPath();
ctx.arc(x, y, ballRadius, 0, Math.PI*2);
ctx.fillStyle = "#fffd49";
ctx.fill();
ctx.closePath();
}
function drawPaddle1() {
ctx.beginPath();
ctx.rect(paddle1X, paddle1Y, paddle1Height, paddle1Width);
ctx.fillStyle = "#FFF";
ctx.fill();
ctx.closePath();
}
function drawPaddle2() {
ctx.beginPath();
ctx.rect(paddle2X, paddle2Y, paddle2Height, paddle2Width);
ctx.fillStyle = "#FFF";
ctx.fill();
ctx.closePath();
}
function drawScore() {
ctx.font = "16px Arial";
ctx.fillStyle = "#FFF";
ctx.fillText("Score P1: "+score, 8, 20);
}
function drawScore1() {
ctx.font = "16px Arial";
ctx.fillStyle = "#FFF";
ctx.fillText("Score P2: "+score1, canvas.width-100, 20);
}
function drawLives() {
ctx.font = "16px Arial";
ctx.fillStyle = "#FFF";
ctx.fillText("Round #"+ rounds, canvas.width/2 - 35, 20);
}
function drawFace() {
if(dx > 0) {
var eye1 = x - 2;
var eye2 = x + 5;
var mouthX = x-4;
var mouthY = y+4;
} else {
var eye1 = x - 5;
var eye2 = x + 2;
var mouthX = x-6;
var mouthY = y+4;
}
ctx.beginPath();
ctx.arc(eye1, y-2, 2, 0, Math.PI*2);
ctx.fillStyle = "#000";
ctx.fill();
ctx.closePath();
ctx.beginPath();
ctx.arc(eye2, y-2, 2, 0, Math.PI*2);
ctx.fillStyle = "#000";
ctx.fill();
ctx.closePath();
ctx.beginPath();
ctx.rect(mouthX, mouthY, 10, 1);
ctx.fillStyle = "#000";
ctx.fill();
ctx.closePath();
}
//hi just using this to push
function draw() {
ctx.clearRect(0, 0, canvas.width, canvas.height);
drawBall();
drawPaddle1();
drawPaddle2();
drawScore();
drawScore1();
drawLives();
drawFace();
if(x + dx > canvas.width-ballRadius - 10 || x + dx < ballRadius + 12) {
if (y > (paddle1Y) && y < (paddle1Y + 34) && dx < 0) {
dx = Math.floor(Math.random() * 7) + 3;
dy = -4;
document.body.style.backgroundColor = "cornflowerblue";
}
else if (y < (paddle1Y + paddle1Width) && y > (paddle1Y + 38) && dx < 0) {
dx = Math.floor(Math.random() * 7) + 3;
dy = 4;
document.body.style.backgroundColor = "blue";
}
else if (y <= (paddle1Y + 38) && y >= (paddle1Y + 34) && dx < 0) {
dx = Math.floor(Math.random() * 7) + 3;
dy = 0;
document.body.style.backgroundColor = "white";
}
else if (y > (paddle2Y) && y < (paddle2Y + 34)&& dx > 0) {
dx = -Math.floor(Math.random() * 7) - 3;
dy = -4;
document.body.style.backgroundColor = "orchid";
}
else if (y < (paddle2Y + paddle2Width) && y > (paddle2Y + 38) && dx > 0) {
dx = -Math.floor(Math.random() * 7) - 3;
dy = 4;
document.body.style.backgroundColor = "aqua";
}
else if (y <= (paddle2Y + 38) && y >= (paddle2Y + 34) && dx > 0) {
dx = -Math.floor(Math.random() * 7) - 3;
dy = 0;
document.body.style.backgroundColor = "coral";
}
// remember to add separate if functions for x +dx > canvas.width - balRadius and x + dx < ballRadius for different scores
else {
if (x + dx > canvas.width-ballRadius) {
score++;
rounds++;
x = canvas.width / 2;
y = canvas.height - 30;
dx = 4;
dy = -4;
paddle1Y = (canvas.height - paddle1Width) / 2;
paddle2Y = (canvas.height - paddle2Width) / 2;
document.body.style.backgroundColor = "black";
}
else if (x + dx < ballRadius) {
score1++;
rounds++;
x = canvas.width / 2;
y = canvas.height - 30;
dx = 4;
dy = -4;
paddle1Y = (canvas.height - paddle1Width) / 2;
paddle2Y = (canvas.height - paddle2Width) / 2;
document.body.style.backgroundColor = "black";
}
if (score == 6||score1==6) {
if (score>score1) {
alert("Player 1 has won!\nPlayer 1: " + score + "\nPlayer 2: " + score1);
document.location.reload();
}
else{
alert("Player 2 has won!\nPlayer 1: "+score+"\nPlayer 2: "+score1);
document.location.reload();
}
}
}
}
if(y + dy < ballRadius || y + dy > canvas.height-ballRadius) {
dy = -dy;
}
//paddle1
if(up1Pressed && paddle1Y > 5) {
paddle1Y -= 7;
}
else if(down1Pressed && paddle1Y+paddle1Height + 70 < canvas.height) {
paddle1Y += 7;
}
//paddle2
if(upPressed && paddle2Y > 5) {
paddle2Y -= 7;
}
else if(downPressed && paddle2Y+paddle2Height + 70 < canvas.height) {
paddle2Y += 7;
}
x += dx;
y += dy;
requestAnimationFrame(draw);
}
draw();
</script>
</body>
</html>