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Bald Game
Developer User2754｜Date and time 23/6/3 16:20:39
Build time 152.432 sec｜Game capacity 5.134KB｜

Script

ハゲるゲーム

SCORE: 0

【ゲーム概要】画面上に縦横にブロックが表示され、ボールを使ってブロックを壊していくゲームです。ボールが画面外に出るとゲームオーバーになります。総スコアがブロックを全て壊すまでに得られる点数で、スマホでも遊べます。

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

<!DOCTYPE html>
<html>
<head>
	<title>ハゲるゲーム</title>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<style type="text/css">
		body {
			font-size: 24px;
			text-align: center;
			margin: 0;
		}
		h1 {
			font-size: 48px;
			margin-bottom: 30px;
		}
		button {
			font-size: 24px;
			padding: 10px 20px;
			margin: 20px;
			border-radius: 10px;
			background-color: #e91e63;
			color: #fff;
			border: none;
			box-shadow: 3px 3px 0 #b81650;
			cursor: pointer;
			transition: all 0.3s;
		}
		button:hover {
			background-color: #b81650;
			box-shadow: 1px 1px 0 #b81650;
		}
		#canvas {
			background-color: #fff;
			border: 1px solid #000;
			margin: 10px auto;
			display: block;
		}
		.score {
			font-size: 32px;
			margin-top: 30px;
		}
	</style>
</head>
<body>
	<h1><span>ハゲる</span>ゲーム</h1>
	<canvas id="canvas" width="400" height="400"></canvas>
	<p class="score">SCORE: <span id="score">0</span></p>
	<button onclick="startGame()">スタート</button>
	<script type="text/javascript">
		var canvas = document.getElementById('canvas');
		var ctx = canvas.getContext('2d');
		var score = document.getElementById('score');
		var width = canvas.width;
		var height = canvas.height;
		var x = width/2;
		var y = height/2;
		var radius = 20;
		var dx = 5;
		var dy = -5;
		var paddleWidth = 80;
		var paddleHeight = 10;
		var paddleX = (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 bricks = [];
		var gameOver = false;
		
		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);
		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;
			}
		}
		
		function drawBall() {
			ctx.beginPath();
			ctx.arc(x, y, radius, 0, Math.PI*2);
			ctx.fillStyle = "#e91e63";
			ctx.fill();
			ctx.closePath();
		}
		
		function drawPaddle() {
			ctx.beginPath();
			ctx.rect(paddleX, height-paddleHeight, paddleWidth, paddleHeight);
			ctx.fillStyle = "#e91e63";
			ctx.fill();
			ctx.closePath();
		}
		
		function drawBricks() {
			for(var c=0; c<brickColumnCount; c++) {
				for(var r=0; r<brickRowCount; r++) {
					if(bricks[c][r].status == 1) {
						var brickX = (c*(brickWidth+brickPadding))+brickOffsetLeft;
						var 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 = "#e91e63";
						ctx.fill();
						ctx.closePath();
					}
				}
			}
		}
		
		function draw() {
			ctx.clearRect(0, 0, width, height);
			drawBricks();
			drawBall();
			drawPaddle();
			collisionDetection();
			if(x + dx > width-radius || x + dx < radius) {
				dx = -dx;
			}
			if(y + dy < radius) {
				dy = -dy;
			} else if(y + dy > height-radius) {
				if(x > paddleX && x < paddleX + paddleWidth) {
					dy = -dy;
				} else {
					gameOver = true;
				}
			}
			if(rightPressed && paddleX < width-paddleWidth) {
				paddleX += 7;
			} else if(leftPressed && paddleX > 0) {
				paddleX -= 7;
			}
			x += dx;
			y += dy;
			if(!gameOver) {
				requestAnimationFrame(draw);
			} else {
				ctx.font = "50px Arial";
				ctx.fillStyle = "#e91e63";
				ctx.fillText("ゲームオーバー", width/2-150, height/2+15);
			}
		}
		
		function collisionDetection() {
			for(var c=0; c<brickColumnCount; c++) {
				for(var r=0; r<brickRowCount; r++) {
					var 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.innerHTML = Number(score.innerHTML) + 10;
							if(Number(score.innerHTML) == brickRowCount*brickColumnCount*10) {
								gameOver = true;
							}
						}
					}
				}
			}
		}
		
		function startGame() {
			ctx.clearRect(0, 0, width, height);
			score.innerHTML = "0";
			x = width/2;
			y = height/2;
			dx = 5;
			dy = -5;
			paddleX = (width - paddleWidth) / 2;
			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 };
				}
			}
			gameOver = false;
			draw();
		}
		
		draw();
	</script>
</body>
</html>

【ゲーム概要】
画面上に縦横にブロックが表示され、ボールを使ってブロックを壊していくゲームです。ボールが画面外に出るとゲームオーバーになります。総スコアがブロックを全て壊すまでに得られる点数で、スマホでも遊べます。