Block Breaker's game | AI game creator

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No:19996

126

Block Breaker
Developer User8850｜Date and time 23/10/7 22:18:12
Build time 30.773 sec｜Game capacity 4.562KB｜

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<!DOCTYPE html>
<html>
<head>
  <title>Block Breaker Game</title>
  <style>
    canvas {
      border: 1px solid black;
      background-color: lightgray;
      display: block;
      margin: 0 auto;
    }
  </style>
</head>
<body>
  <canvas id="gameCanvas" width="480" height="320"></canvas>

<script>
    // Variables
    var canvas = document.getElementById("gameCanvas");
    var ctx = canvas.getContext("2d");
    
    // Paddle
    var paddleHeight = 10;
    var paddleWidth = 75;
    var paddleX = (canvas.width - paddleWidth) / 2;
    
    // Ball
    var ballRadius = 10;
    var ballX = canvas.width / 2;
    var ballY = canvas.height - 30;
    var ballDX = 2;
    var ballDY = -2;
    
    // Bricks
    var brickRowCount = 3;
    var brickColumnCount = 5;
    var brickWidth = 75;
    var brickHeight = 20;
    var brickPadding = 10;
    var brickOffsetTop = 30;
    var brickOffsetLeft = 30;
    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 };
      }
    }
    
    // Controls
    var rightPressed = false;
    var leftPressed = false;
    document.addEventListener("keydown", keyDownHandler, false);
    document.addEventListener("keyup", keyUpHandler, 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;
      }
    }
    
    // Collision detection
    function collisionDetection() {
      for (var c = 0; c < brickColumnCount; c++) {
        for (var r = 0; r < brickRowCount; r++) {
          var brick = bricks[c][r];
          if (brick.status === 1) {
            if (
              ballX > brick.x &&
              ballX < brick.x + brickWidth &&
              ballY > brick.y &&
              ballY < brick.y + brickHeight
            ) {
              ballDY = -ballDY;
              brick.status = 0;
            }
          }
        }
      }
    }
    
    // Draw ball
    function drawBall() {
      ctx.beginPath();
      ctx.arc(ballX, ballY, ballRadius, 0, Math.PI * 2);
      ctx.fillStyle = "black";
      ctx.fill();
      ctx.closePath();
    }
    
    // Draw paddle
    function drawPaddle() {
      ctx.beginPath();
      ctx.rect(paddleX, canvas.height - paddleHeight, paddleWidth, paddleHeight);
      ctx.fillStyle = "black";
      ctx.fill();
      ctx.closePath();
    }
    
    // Draw bricks
    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 = "black";
            ctx.fill();
            ctx.closePath();
          }
        }
      }
    }
    
    // Game loop
    function draw() {
      ctx.clearRect(0, 0, canvas.width, canvas.height);
      drawBricks();
      drawBall();
      drawPaddle();
    
      collisionDetection();
    
      // Ball movement
      ballX += ballDX;
      ballY += ballDY;
    
      // Paddle movement
      if (rightPressed && paddleX < canvas.width - paddleWidth) {
        paddleX += 7;
      } else if (leftPressed && paddleX > 0) {
        paddleX -= 7;
      }
    
      // Paddle collision
      if (
        ballX > paddleX &&
        ballX < paddleX + paddleWidth &&
        ballY > canvas.height - paddleHeight - ballRadius
      ) {
        ballDY = -ballDY;
      }
    
      // Wall collision
      if (ballX + ballDX > canvas.width - ballRadius || ballX + ballDX < ballRadius) {
        ballDX = -ballDX;
      }
      if (ballY + ballDY < ballRadius) {
        ballDY = -ballDY;
      } else if (ballY + ballDY > canvas.height - ballRadius) {
        // Game over condition
        if (ballX > paddleX && ballX < paddleX + paddleWidth) {
          ballDY = -ballDY;
        } else {
          alert("Game Over");
          document.location.reload();
        }
      }
    
      requestAnimationFrame(draw);
    }
    
    draw();
  </script>
</body>
</html>