AI game creator

Click here for free DL of the app version that can save data.

No:52182

112

←

Prev Next

→

Block Breaker
Developer User21785｜Date and time 24/3/18 11:36:32
Build time 15.776 sec｜Game capacity 4.54KB｜

Script

←

Prev　Next

→ 　

Back　

[PR]現在の新着人気ランキング

Click here for free DL of the app version that can save data.

<!DOCTYPE html>
<html>
<head>
<title>Block Breaker Game</title>
<style>
    canvas {
        display: block;
        margin: 0 auto;
    }
</style>
</head>
<body>
<canvas id="gameCanvas" width="800" height="600"></canvas>
<script>
    const canvas = document.getElementById('gameCanvas');
    const ctx = canvas.getContext('2d');

let score = 0;
    let paddleWidth = 100;
    let paddleHeight = 20;
    let paddleX = (canvas.width - paddleWidth) / 2;
    let ballRadius = 10;
    let x = canvas.width / 2;
    let y = canvas.height - 30;
    let dx = 2;
    let dy = -2;
    let rightPressed = false;
    let leftPressed = false;
    let brickRowCount = 3;
    let brickColumnCount = 5;
    let brickWidth = 75;
    let brickHeight = 20;
    let brickPadding = 10;
    let brickOffsetTop = 30;
    let brickOffsetLeft = 30;
    let 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 };
        }
    }

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;
        }
    }

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 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;

requestAnimationFrame(draw);
    }

draw();
</script>
</body>
</html>