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No:50975

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Block Breaker
Developer User21444｜Date and time 24/3/10 11:12:58
Build time 15.647 sec｜Game capacity 4.999KB｜

Script

Este código crea un simple juego de rompe ladrillos en el que el jugador debe romper todos los ladrillos utilizando una pelota y una paleta. El jugador controla la paleta con las teclas izquierda y derecha del teclado. Si la pelota cae al suelo, se acaba el juego. ¡Diviértete jugando!

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<html>
  <head>
    <title>Block Breaker</title>
    <style>
      canvas {
        border: 1px solid black;
        display: block;
        margin: 0 auto;
      }
    </style>
  </head>
  <body>
    <canvas id="gameCanvas" width="480" height="320"></canvas>
    <script>
      const canvas = document.getElementById('gameCanvas');
      const ctx = canvas.getContext('2d');
      
      // Ball properties
      let ballX = canvas.width / 2;
      let ballY = canvas.height - 30;
      let ballRadius = 10;
      let dx = 2;
      let dy = -2;
      
      // Paddle properties
      let paddleHeight = 10;
      let paddleWidth = 75;
      let paddleX = (canvas.width - paddleWidth) / 2;
      
      // Paddle controls
      let rightPressed = false;
      let leftPressed = false;
      
      // Brick properties
      let brickRowCount = 3;
      let brickColumnCount = 5;
      let brickWidth = 75;
      let brickHeight = 20;
      let brickPadding = 10;
      let brickOffsetTop = 30;
      let brickOffsetLeft = 30;
      
      // Create bricks array
      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 };
        }
      }
      
      // Draw ball
      function drawBall() {
        ctx.beginPath();
        ctx.arc(ballX, ballY, ballRadius, 0, Math.PI*2);
        ctx.fillStyle = '#0095DD';
        ctx.fill();
        ctx.closePath();
      }
      
      // Draw paddle
      function drawPaddle() {
        ctx.beginPath();
        ctx.rect(paddleX, canvas.height - paddleHeight, paddleWidth, paddleHeight);
        ctx.fillStyle = '#0095DD';
        ctx.fill();
        ctx.closePath();
      }
      
      // Draw bricks
      function drawBricks() {
        for(let c = 0; c < brickColumnCount; c++) {
          for(let r = 0; r < brickRowCount; r++) {
            if(bricks[c][r].status === 1) {
              let brickX = (c * (brickWidth + brickPadding)) + brickOffsetLeft;
              let 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 = '#0095DD';
              ctx.fill();
              ctx.closePath();
            }
          }
        }
      }
      
      // Update game
      function update() {
        // Move paddle
        if(rightPressed && paddleX < canvas.width - paddleWidth) {
          paddleX += 7;
        } else if(leftPressed && paddleX > 0) {
          paddleX -= 7;
        }
        
        // Move ball
        ballX += dx;
        ballY += dy;
        
        // Collisions with walls
        if(ballX + dx > canvas.width - ballRadius || ballX + dx < ballRadius) {
          dx = -dx;
        }
        if(ballY + dy < ballRadius) {
          dy = -dy;
        } else if(ballY + dy > canvas.height - ballRadius) {
          if(ballX > paddleX && ballX < paddleX + paddleWidth) {
            dy = -dy;
          } else {
            alert('Game Over');
            document.location.reload();
            clearInterval(interval);
          }
        }
        
        // Collisions with bricks
        for(let c = 0; c < brickColumnCount; c++) {
          for(let r = 0; r < brickRowCount; r++) {
            const b = bricks[c][r];
            if(b.status === 1) {
              if(ballX > b.x && ballX < b.x + brickWidth && ballY > b.y && ballY < b.y + brickHeight) {
                dy = -dy;
                b.status = 0;
              }
            }
          }
        }
      }
      
      // Draw everything
      function draw() {
        ctx.clearRect(0, 0, canvas.width, canvas.height);
        drawBall();
        drawPaddle();
        drawBricks();
      }
      
      // Key press handling
      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;
        }
      }
      
      // Event listeners
      document.addEventListener('keydown', keyDownHandler, false);
      document.addEventListener('keyup', keyUpHandler, false);
      
      // Game loop
      const interval = setInterval(() => {
        update();
        draw();
      }, 10);
    </script>
  </body>
</html>
```