const canvas = document.getElementById('canvas'); const ctx = canvas.getContext('2d'); const paddleWidth = 75; const paddleHeight = 10; let paddleX = (canvas.width - paddleWidth) / 2; let rightPressed = false; let leftPressed = false; document.addEventListener('keydown', keyDownHandler); document.addEventListener('keyup', keyUpHandler); function keyDownHandler(e) { if (e.keyCode === 39) { rightPressed = true; } else if (e.keyCode === 37) { leftPressed = true; } } function keyUpHandler(e) { if (e.keyCode === 39) { rightPressed = false; } else if (e.keyCode === 37) { leftPressed = false; } } const ballRadius = 10; let x = canvas.width / 2; let y = canvas.height - 30; let dx = 2; let dy = -2; const brickRowCount = 3; const brickColumnCount = 5; const brickWidth = 75; const brickHeight = 20; const brickPadding = 10; const brickOffsetTop = 30; const brickOffsetLeft = 30; let score = 0; 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 }; } } function drawBall() { ctx.beginPath(); ctx.arc(x, y, ballRadius, 0, Math.PI * 2); ctx.fillStyle = '#0095DD'; ctx.fill(); ctx.closePath(); } function drawPaddle() { ctx.beginPath(); ctx.rect(paddleX, canvas.height - paddleHeight, paddleWidth, paddleHeight); ctx.fillStyle = '#0095DD'; ctx.fill(); ctx.closePath(); } function drawBricks() { for (let c = 0; c < brickColumnCount; c++) { for (let r = 0; r < brickRowCount; r++) { if (bricks[c][r].status === 1) { const brickX = c * (brickWidth + brickPadding) + brickOffsetLeft; const 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(); } } } } function collisionDetection() { for (let c = 0; c < brickColumnCount; c++) { for (let r = 0; r < brickRowCount; r++) { const b = bricks[c][r]; if (b.status === 1) { if (x > b.x && x < b.x + brickWidth && y > b.y && y < b.y + brickHeight) { dy = -dy; b.status = 0; score++; if (score === brickRowCount * brickColumnCount) { alert('YOU WIN, CONGRATS!'); document.location.reload(); } } } } } } function drawScore() { ctx.font = '16px Arial'; ctx.fillStyle = '#0095DD'; ctx.fillText('Score: ' + score, 8, 20); } function draw() { ctx.clearRect(0, 0, canvas.width, canvas.height); drawBricks(); drawBall(); drawPaddle(); drawScore(); collisionDetection(); if (x + dx > canvas.width - ballRadius || x + dx < ballRadius) { dx = -dx; } if (y + dy < ballRadius) { dy = -dy; } else if (y + dy > canvas.height - ballRadius) { if (x > paddleX && x < paddleX + paddleWidth) { dy = -dy; } else { alert('GAME OVER'); document.location.reload(); } } if (rightPressed && paddleX < canvas.width - paddleWidth) { paddleX += 7; } else if (leftPressed && paddleX > 0) { paddleX -= 7; } x += dx; y += dy; } setInterval(draw, 10);

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