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⚾Pong Game #1

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⚾Pong Game #1

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33 changes: 33 additions & 0 deletions ponggame.css
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#gameContainer {
display: flex;
justify-content: center;
flex-direction: column;
align-items: center;
}
#gameBoard {
border: 3px solid;
}

#scoreText {
font-family: 'Courier New', Courier, monospace;
font-size: 100px;
color: black;
}

#resetButton{
font-family: 'Courier New', Courier, monospace;
font-size: 22px;
width: 100px;
height: 50px;
border: 4px solid;
border: 15px;
cursor: pointer;
font-weight: bold ;
background-color: forestgreen;
border-radius: 15px;
}
.title{
font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
font-size: 30px;
display: flex;
}
18 changes: 18 additions & 0 deletions ponggame.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Pong Game</title>
<link rel="stylesheet" href="ponggame.css">
</head>
<body>
<div id="gameContainer">
<canvas id="gameBoard" width="500px" height="500px"> </canvas>
<div id="scoreText">0 : 0</div>
<button id="resetButton"> Reset </button>
</div>
<script src="ponggame.js"></script>
</body>
</html>
207 changes: 207 additions & 0 deletions ponggame.js
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const gameBoard = document.querySelector("#gameBoard");
const ctx = gameBoard.getContext("2d");
const scoreText = document.querySelector("#scoreText");
const resetButton = document.querySelector("#resetButton");
const gameWidth = gameBoard.width;
const gameHeight = gameBoard.height;
const boardBackground = "forestgreen";
const paddle1Color = "black";
const paddle2Color = "lightblack";
const paddleBorder = "darkgrey";
const ballColor = "white";
const ballBoarderColor = "black";
const ballRadius = 12.5;
const paddleSpeed= 50;
let intervalId;
let ballSpeed = 1;
let ballX = gameWidth / 2;
let ballY = gameHeight / 2;
let ballXDirection = 0;
let ballYDirection = 0;
let player1Score = 0;
let player2Score = 0;
let paddle1 = {
width : 25 ,
height : 100 ,
x: 0 ,
y: 0
};
let paddle2 = {
width : 25 ,
height : 100 ,
x: gameWidth -25 ,
y: gameHeight -100
};
window.addEventListener("keydown", changeDirection);
resetButton.addEventListener("click", resetGame);

gameStart();




function updateScore(){
scoreText.textContent = `${player1Score} : ${player2Score}`;
};

function resetGame(){
player1Score = 0;
player2Score = 0;
paddle1 = {
width: 25,
height: 100,
x: 0,
y:0
};
paddle2 = {
width: 25,
height: 100,
x: gameWidth - 25,
y: gameHeight - 100
};
ballSpeed = 1;
ballX = 0;
ballY = 0;
ballXDirection = 0;
ballYDirection = 0;
updateScore();
clearInterval(intervalId);
gameStart();

};

function gameStart(){
createBall();
nextTick();
};


function nextTick(){
intervalId = setTimeout(()=>{
clearBoard();
drawPaddles();
moveBall();
drawBall( ballX, ballY);
checkCollision();
nextTick();

}, 10)
};
function clearBoard(){
ctx.fillStyle = boardBackground;
ctx.fillRect(0,0,500, 500);
};



function drawPaddles(){
ctx.strokeStyle = paddleBorder;

ctx.fillStyle = paddle1Color;
ctx.fillRect(paddle1.x , paddle1.y , paddle1.width, paddle1.height);
ctx.strokeRect(paddle1.x , paddle1.y , paddle1.width, paddle1.height);

ctx.fillStyle = paddle2Color;
ctx.fillRect(paddle2.x , paddle2.y , paddle2.width, paddle2.height);
ctx.strokeRect(paddle2.x , paddle2.y , paddle2.width, paddle2.height);
}



function createBall(){
ballSpeed = 1;
if(Math.round(Math.random()) ==1){
ballXDirection =1;
}
else{
ballXDirection= -1;
}
if(Math.round(Math.random()) ==1){
ballYDirection =1;
}
else{
ballYDirection= -1;
}
ballX = gameWidth / 2;
ballY = gameHeight/ 2 ;

};
function moveBall(){
ballX +=(ballSpeed * ballXDirection);
ballY +=(ballSpeed * ballYDirection);
};
function drawBall(ballX, ballY){
ctx.fillStyle = ballColor;
ctx.strokeStyle = ballBoarderColor;
ctx.lineWidth = 2;
ctx.beginPath();
ctx.arc(ballX,ballY,ballRadius,0,2*Math.PI);
ctx.stroke();
ctx.fill();
};
function checkCollision(){
if(ballY <= 0 + ballRadius){
ballYDirection *= -1;
}
if(ballY >= gameHeight - ballRadius){
ballYDirection *= -1;
}
if(ballX <= 0){
player2Score += 1;
updateScore();
createBall();
return;
}
if(ballX >= gameWidth){
player1Score += 1;
updateScore();
createBall();
return;
}
if(ballX <= (paddle1.x + paddle1.width + ballRadius)){
if(ballY > paddle1.y && ballY < paddle1.y + paddle1.height){
ballX = (paddle1.x + paddle1.width) + ballRadius;
ballXDirection *= -1;
ballSpeed +=0.2;
}
}
if(ballX >= (paddle2.x - ballRadius)){
if(ballY > paddle2.y && ballY < paddle2.y + paddle2.height){
ballXDirection *= -1;
ballSpeed += 0.2;
}
}
};

function changeDirection(event){
const keyPressed = event.keyCode;
console.log(keyPressed);
const paddle1Up = 87;
const paddle1Down = 83;
const paddle2Up = 38;
const paddle2Down = 40;

switch(keyPressed){
case(paddle1Up):
if(paddle1.y > 0){
paddle1.y -= paddleSpeed;
}
break;
case(paddle1Down):
if(paddle1.y < gameHeight-paddle1.height){
paddle1.y += paddleSpeed ;
}
break;
case(paddle2Up):
if(paddle2.y>0){
paddle2.y -= paddleSpeed ;
}
break;
case(paddle2Down):
if(paddle2.y < gameHeight-paddle2.height){
paddle2.y += paddleSpeed ;
break;

}
};
}