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Block Breaker
Developer User21154｜Date and time 24/3/6 14:50:26
Build time 19.298 sec｜Game capacity 5.025KB｜

Script

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[PR]現在の売れ筋アプリランキング

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;
            background: #eee;
        }
    </style>
</head>
<body>
    <canvas id="gameCanvas" width="480" height="320"></canvas>
    <script>
        const canvas = document.getElementById("gameCanvas");
        const ctx = canvas.getContext("2d");

const ball = {
            x: canvas.width / 2,
            y: canvas.height - 30,
            radius: 10,
            dx: 2,
            dy: -2
        };

const paddle = {
            width: 75,
            height: 10,
            x: (canvas.width - 75) / 2,
            dx: 7
        };

const brickRowCount = 3;
        const brickColumnCount = 5;
        const brickWidth = 75;
        const brickHeight = 20;
        const brickPadding = 10;
        const brickOffsetTop = 30;
        const brickOffsetLeft = 30;

function drawBall() {
            ctx.beginPath();
            ctx.arc(ball.x, ball.y, ball.radius, 0, Math.PI*2);
            ctx.fillStyle = "#0095DD";
            ctx.fill();
            ctx.closePath();
        }

function drawPaddle() {
            ctx.beginPath();
            ctx.rect(paddle.x, canvas.height - paddle.height, paddle.width, paddle.height);
            ctx.fillStyle = "#0095DD";
            ctx.fill();
            ctx.closePath();
        }

function keyDownHandler(event) {
            if(event.key == "Right" || event.key == "ArrowRight") {
                pressedKeys.right = true;
            } else if(event.key == "Left" || event.key == "ArrowLeft") {
                pressedKeys.left = true;
            }
        }

function keyUpHandler(event) {
            if(event.key == "Right" || event.key == "ArrowRight") {
                pressedKeys.right = false;
            } else if(event.key == "Left" || event.key == "ArrowLeft") {
                pressedKeys.left = false;
            }
        }

document.addEventListener("keydown", keyDownHandler, false);
        document.addEventListener("keyup", keyUpHandler, false);

function gameLoop() {
            draw();
            requestAnimationFrame(gameLoop);
        }

const pressedKeys = {
            right: false,
            left: false
        };

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