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Block Breaker
Developer User8621｜Date and time 23/10/5 0:16:18
Build time 37.641 sec｜Game capacity 6.678KB｜

Script

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<!DOCTYPE html>
<html>
<head>
    <title>Block Breaker</title>
    <link rel="stylesheet" type="text/css" href="styles.css">
</head>
<body>
    <canvas id="gameCanvas" width="480" height="320"></canvas>
    
    <script>
        // Game initialization
        const canvas = document.getElementById('gameCanvas');
        const ctx = canvas.getContext('2d');
        
        // Ball
        let ballX = canvas.width / 2;
        let ballY = canvas.height - 30;
        let ballRadius = 10;
        let ballSpeedX = 2;
        let ballSpeedY = -2;
        
        // Paddle
        let paddleWidth = 75;
        let paddleHeight = 10;
        let paddleX = (canvas.width - paddleWidth) / 2;
        
        // Paddle movement
        let rightPressed = false;
        let leftPressed = false;
        
        // Brick field
        let brickRowCount = 3;
        let brickColumnCount = 5;
        let brickWidth = 75;
        let brickHeight = 20;
        let brickPadding = 10;
        let brickOffsetTop = 30;
        let brickOffsetLeft = 30;
        const bricks = [];
        for (let c = 0; c < brickColumnCount; c++) {
            bricks[c] = [];
            for (let r = 0; r < brickRowCount; r++) {
                bricks[c][r] = { x: 0, y: 0, status: 1 };
            }
        }
        
        // Game score
        let score = 0;
        
        // Game lives
        let lives = 3;
        
        // Event listeners for paddle movement
        document.addEventListener("keydown", keyDownHandler, false);
        document.addEventListener("keyup", keyUpHandler, false);
        
        function keyDownHandler(e) {
            if (e.key == "Right" || e.key == "ArrowRight") {
                rightPressed = true;
            } else if (e.key == "Left" || e.key == "ArrowLeft") {
                leftPressed = true;
            }
        }
        
        function keyUpHandler(e) {
            if (e.key == "Right" || e.key == "ArrowRight") {
                rightPressed = false;
            } else if (e.key == "Left" || e.key == "ArrowLeft") {
                leftPressed = false;
            }
        }
        
        // Collision detection function
        function collisionDetection() {
            for (let c = 0; c < brickColumnCount; c++) {
                for (let r = 0; r < brickRowCount; r++) {
                    let brick = bricks[c][r];
                    if (brick.status == 1) {
                        if (ballX > brick.x && ballX < brick.x + brickWidth && ballY > brick.y && ballY < brick.y + brickHeight) {
                            ballSpeedY = -ballSpeedY;
                            brick.status = 0;
                            score++;
                            if (score == brickRowCount * brickColumnCount) {
                                alert("Congratulations! You won!");
                                document.location.reload();
                            }
                        }
                    }
                }
            }
        }
        
        // Drawing the ball on canvas
        function drawBall() {
            ctx.beginPath();
            ctx.arc(ballX, ballY, ballRadius, 0, Math.PI * 2);
            ctx.fillStyle = "#0095DD";
            ctx.fill();
            ctx.closePath();
        }
        
        // Drawing the paddle on canvas
        function drawPaddle() {
            ctx.beginPath();
            ctx.rect(paddleX, canvas.height - paddleHeight, paddleWidth, paddleHeight);
            ctx.fillStyle = "#0095DD";
            ctx.fill();
            ctx.closePath();
        }
        
        // Drawing the bricks on canvas
        function drawBricks() {
            for (let c = 0; c < brickColumnCount; c++) {
                for (let r = 0; r < brickRowCount; r++) {
                    if (bricks[c][r].status == 1) {
                        let brickX = (c * (brickWidth + brickPadding)) + brickOffsetLeft;
                        let brickY = (r * (brickHeight + brickPadding)) + brickOffsetTop;
                        bricks[c][r].x = brickX;
                        bricks[c][r].y = brickY;
                        ctx.beginPath();
                        ctx.rect(brickX, brickY, brickWidth, brickHeight);
                        ctx.fillStyle = "#0095DD";
                        ctx.fill();
                        ctx.closePath();
                    }
                }
            }
        }
        
        // Drawing the score on canvas
        function drawScore() {
            ctx.font = "16px Arial";
            ctx.fillStyle = "#0095DD";
            ctx.fillText("Score: " + score, 8, 20);
        }
        
        // Drawing the lives on canvas
        function drawLives() {
            ctx.font = "16px Arial";
            ctx.fillStyle = "#0095DD";
            ctx.fillText("Lives: " + lives, canvas.width - 65, 20);
        }
        
        // Main game loop
        function draw() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            drawBricks();
            drawBall();
            drawPaddle();
            drawScore();
            drawLives();
            collisionDetection();
            
            // Ball movement
            ballX += ballSpeedX;
            ballY += ballSpeedY;
            
            // Ball collision with walls
            if (ballX + ballSpeedX > canvas.width - ballRadius || ballX + ballSpeedX < ballRadius) {
                ballSpeedX = -ballSpeedX;
            }
            if (ballY + ballSpeedY < ballRadius) {
                ballSpeedY = -ballSpeedY;
            } else if (ballY + ballSpeedY > canvas.height - ballRadius) {
                if (ballX > paddleX && ballX < paddleX + paddleWidth) {
                    ballSpeedY = -ballSpeedY;
                } else {
                    lives--;
                    if (!lives) {
                        alert("Game Over! Try again?");
                        document.location.reload();
                    } else {
                        ballX = canvas.width / 2;
                        ballY = canvas.height - 30;
                        ballSpeedX = 2;
                        ballSpeedY = -2;
                        paddleX = (canvas.width - paddleWidth) / 2;
                    }
                }
            }
            
            // Paddle movement
            if (rightPressed && paddleX < canvas.width - paddleWidth) {
                paddleX += 7;
            } else if (leftPressed && paddleX > 0) {
                paddleX -= 7;
            }
            
            requestAnimationFrame(draw);
        }
        
        // Start the game
        draw();
    </script>
</body>
</html>