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No:3694

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classic game
Developer User3727｜Date and time 23/6/26 4:03:15
Build time 40.827 sec｜Game capacity 4.113KB｜

Script

私はブロック崩しを作成しました。以下はゲームのコード例です。

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[PR]現在の売れ筋ゲームアプリランキング

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

私はブロック崩しを作成しました。以下はゲームのコード例です。

<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>ブロック崩し</title>
	<style type="text/css">
		body {
			margin: 0;
			padding: 0;
			background-color: #eee;
		}
		canvas {
			display: block;
			margin: auto;
			background-color: #fff;
		}
	</style>
</head>
<body>

var canvas = document.getElementById("myCanvas");
		var ctx = canvas.getContext("2d");
		var ballRadius = 10;
		var x = canvas.width/2;
		var y = canvas.height - 30;
		var dx = 2;
		var dy = -2;
		var paddleHeight = 10;
		var paddleWidth = 75;
		var paddleX = (canvas.width-paddleWidth)/2;
		var rightPressed = false;
		var leftPressed = false;
		var brickRowCount = 3;
		var brickColumnCount = 5;
		var brickWidth = 75;
		var brickHeight = 20;
		var brickPadding = 10;
		var brickOffsetTop = 30;
		var brickOffsetLeft = 30;
		var score = 0;

var bricks = [];
		for (var c = 0; c < brickColumnCount; c++) {
			bricks[c] = [];
			for (var r = 0; r < brickRowCount; r++) {
				bricks[c][r] = { x: 0, y: 0, status: 1 };
			}
		}

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

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;
			}
		}

function mouseMoveHandler(e) {
			var relativeX = e.clientX - canvas.offsetLeft;
			if (relativeX > 0 && relativeX < canvas.width) {
				paddleX = relativeX - paddleWidth/2;
			}
		}

function drawScore() {
			ctx.font = "16px Arial";
			ctx.fillStyle = "#0095DD";
			ctx.fillText("Score: "+score, 8, 20);
		}

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 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>