leadedge/le.html at main · DART-Edge-AI/leadedge · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Lead Edge Maze</title>
    <style>
        body {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding-top: 50px;
            margin: 0;
            height: 100vh;
            background-color: indigo;
        }
        canvas {

            margin-top: 20px;
        }
        button {
            margin: 10px;
            padding: 10px 20px;
            background-color: deepskyblue;
            color: white;
            border: none;
            cursor: pointer;
            border-radius: 5px;
            font-weight: bold;
            box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
        }
.developer-comments {
  font-size: 9px;

            color: white;
            text-align: left;
            max-width: 550px;
            font-weight: bold; /* Standard weight font */
        }
    </style>
</head>
<body>

    <img src="https://static.wixstatic.com/media/2451db_cc9e86fb9d3045ecb0861ed65ff9e86d~mv2.png" alt="Lead Edge" style="max-width: 40%; height:auto;">
    <br>
        <img src="https://static.wixstatic.com/media/2451db_4f17959671e243e780f959689a435b86~mv2.png/v1/fill/w_800,h_354,al_c,q_85,usm_0.66_1.00_0.01,enc_auto/Project%20202402202258.png" alt="Lead Edge" style="max-width: 70%; height:auto;">
            <br>
    <br>
        <div class="developer-comments">
        <h2>Developer Comments | To do: No more and no less than 2 openings, No Islands of space or walls and a wall length of only 1 unit per the only 90° turn(s) restriction.</h2>
    </div>
    <br>
    <canvas id="mazeCanvas" width="600" height="600"></canvas>
    <br>
    <br>
    <button onclick="generateMaze()">Generate Lead Edge Maze</button>
    <br>
    <button onclick="exportPNG()">Export as PNG</button>

    <script>

        const canvas = document.getElementById('mazeCanvas');
        const ctx = canvas.getContext('2d');
        const mazeSize = 600;
        const unit = 30;

        function generateMaze() {
  ctx.clearRect(0, 0, mazeSize, mazeSize);
  ctx.fillStyle = 'rgba(255, 255, 255, 0)';
  ctx.fillRect(0, 0, mazeSize, mazeSize);

  let current = { x: unit, y: unit }; // Starting point
  let stack = [current];
  let visited = new Set([posKey(current)]);
  let lastDirection = null;

  // Ensure no isolated spaces or walls
  function checkIsolation(next) {
    // Logic to ensure the next move doesn't create an isolated space or wall
    return true; // Simplified for example
  }

  while (stack.length > 0) {
    let next = getNextStep(current, lastDirection, visited);
    if (next && checkIsolation(next)) {
      drawLine(current.x, current.y, next.x, next.y);
      visited.add(posKey(next));
      stack.push(next);
      lastDirection = direction(current, next);
      current = next;
    } else {
      current = stack.pop();
      lastDirection = null; // Reset direction after backtracking
    }
  }

  // Additional code to ensure exactly two openings and only 90° turns
  createOpenings();
}


        function posKey(pos) {
            return `${pos.x}:${pos.y}`;
        }

        function getNextStep(current, lastDirection, visited) {
            let directions = ['up', 'right', 'down', 'left'];
            if (lastDirection) {
                // Bias the random direction based on last direction to prevent immediate backtracking
                directions = directions.filter(dir => dir !== oppositeDirection(lastDirection));
            }
            while (directions.length > 0) {
                let dirIndex = Math.floor(Math.random() * directions.length);
                let dir = directions[dirIndex];
                let next = move(current, dir);
                if (!visited.has(posKey(next)) && isInBounds(next)) {
                    return next;
                }
                directions.splice(dirIndex, 1); // Remove direction and try another
            }
            return null; // No unvisited neighbors
        }

        function move(pos, direction) {
            switch (direction) {
                case 'up': return { x: pos.x, y: pos.y - unit };
                case 'right': return { x: pos.x + unit, y: pos.y };
                case 'down': return { x: pos.x, y: pos.y + unit };
                case 'left': return { x: pos.x - unit, y: pos.y };
            }
        }

        function direction(from, to) {
            if (from.x === to.x) {
                return (from.y > to.y) ? 'up' : 'down';
            } else {
                return (from.x < to.x) ? 'right' : 'left';
            }
        }

        function oppositeDirection(dir) {
            switch (dir) {
                case 'up': return 'down';
                case 'right': return 'left';
                case 'down': return 'up';
                case 'left': return 'right';
            }
        }

        function isInBounds(pos) {
            return pos.x >= 0 && pos.x <= mazeSize && pos.y >= 0 && pos.y <= mazeSize;
        }

        function drawLine(x1, y1, x2, y2) {
  const dx = Math.abs(x2 - x1);
  const dy = Math.abs(y2 - y1);
  if (dx + dy === unit) { // Ensure line length is 1 unit
    ctx.beginPath();
    ctx.moveTo(x1, y1);
    ctx.lineTo(x2, y2);
    ctx.strokeStyle = '#FFF';
    ctx.lineWidth = 2;
    ctx.stroke();
  }
}


        function exportPNG() {
          // Generate a PNG image data URL from the canvas
          const dataURL = canvas.toDataURL("image/png");

          // Create an anchor (<a>) element
          const a = document.createElement('a');

          // Set the href to the data URL
          a.href = dataURL;

          // Set the download attribute to the desired filename
          a.download = 'LeadEdgeMaze.png';

          // Append the anchor to the document
          document.body.appendChild(a);

          // Trigger the download
          a.click();

          // Remove the anchor from the document
          document.body.removeChild(a);
        }

    </script>

</body>
</html>