boundaryfill-algorithm-simulation-sample-code/index.html at master · adhishagc/boundaryfill-algorithm-simulation-sample-code · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Boundary Fill Algorithm Visualizer | interactive Computer Graphics Simulation</title>
    <meta name="description" content="An interactive visualization of the Boundary Fill algorithm used in computer graphics for polygon filling. Explore 4-connected seed fill logic.">
    <link rel="stylesheet" href="style.css">
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap" rel="stylesheet">
</head>
<body>
    <div class="container">
        <header>
            <h1>Boundary Fill Visualizer</h1>
            <p class="subtitle">Interactive simulation of seed-fill algorithms in computer graphics</p>
        </header>

        <section class="controls">
            <div class="input-group">
                <label for="rows">Grid Rows</label>
                <input id="rows" type="number" value="15" min="5" max="50">
            </div>
            <div class="input-group">
                <label for="cols">Grid Columns</label>
                <input id="cols" type="number" value="15" min="5" max="50">
            </div>
            <div class="button-group">
                <button id="submit" onclick="generateGrid()">Generate Grid</button>
                <button id="reset" onclick="resetAll()">Clear All</button>
            </div>
        </section>

        <div class="status-bar">
            Start Pixel Selected: <span id="status">No</span>
        </div>

        <div class="button-group" style="margin-bottom: 2rem;">
            <button id="select" onclick="togglePicker()">
                <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2v20M2 12h20"/></svg>
                Pick Seed Point
            </button>
            <button id="fill" onclick="startFill()">
                <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="m21 11-9-9-9 9"/><path d="M21 13H3"/><path d="M12 22V13"/></svg>
                Run Algorithm
            </button>
        </div>

        <div class="grid-container">
            <table id="grid"></table>
        </div>

        <footer class="instructions">
            <h4>How to use the visualizer:</h4>
            <ol>
                <li>Enter the grid dimensions and click <strong>Generate Grid</strong>.</li>
                <li><strong>Click and drag</strong> on the grid to draw boundaries (dark cells).</li>
                <li>Click <strong>Pick Seed Point</strong> and select an area inside your boundary.</li>
                <li>Click <strong>Run Algorithm</strong> to watch the boundary fill process.</li>
            </ol>
        </footer>
    </div>

    <script src="algorithm.js"></script>
</body>
</html>