swaram-trainer/index.html at main · subashini7/swaram-trainer · 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>Swaram Trainer</title>
  <link rel="stylesheet" href="css/style.css" />
</head>
<body>
  <h1>Swaram Trainer</h1>
  <p class="subtitle">Pick your shruti, ragam, and sarali varisai, then sing along with the metronome.</p>

  <section class="keyboard-section">
    <h2>Reference keyboard</h2>
    <p class="hint">Tap a key to hear that swara (uses your sung register once you've started, otherwise the default shruti octave).</p>
    <div class="keyboard" id="keyboard"></div>
  </section>

  <section class="controls">
    <label>
      Shruti
      <select id="shruti"></select>
    </label>
    <label>
      Ragam
      <select id="ragam"></select>
    </label>
    <label>
      Varisai
      <select id="varisai"></select>
    </label>
    <label>
      BPM
      <input type="number" id="bpm" value="40" min="20" max="180" />
    </label>
    <label>
      Reaction delay (ms)
      <input type="number" id="reactionDelay" value="300" min="0" max="1000" step="50" />
    </label>
    <button id="startStopBtn">Start</button>
    <button id="toggleColorsBtn">Hide result colors</button>
  </section>

  <p id="micError" class="error" hidden></p>

  <section class="beat-row" id="beatRow"></section>

  <section class="live-status">
    <div>Detected pitch: <span id="liveFreq">—</span></div>
    <div>Nearest swara: <span id="liveNote">—</span></div>
  </section>

  <div id="completeBanner" class="banner banner-success" hidden>
    <p>Exercise complete! 🎉</p>
  </div>

  <div id="countIn" class="count-in" hidden></div>

  <section class="spectrogram-section">
    <h2>Live spectrogram</h2>
    <div class="spectrogram-wrap">
      <div class="freq-axis" id="freqAxis"></div>
      <div class="spectrogram-scroll" id="spectrogramScroll">
        <div class="spectrogram-stack">
          <canvas id="spectrogram" width="900" height="240"></canvas>
          <canvas id="spectrogramGrid" width="900" height="240"></canvas>
          <div class="spectrogram-swara-labels" id="spectrogramSwaraLabels"></div>
        </div>
      </div>
    </div>
  </section>

  <section class="mistakes-section">
    <div class="mistakes-header">
      <h2>Mistakes <span id="mistakeCount">(0)</span></h2>
      <button id="downloadSessionBtn" hidden>⬇ Download session recording (WAV)</button>
    </div>
    <div id="mistakesLog" class="mistakes-log"></div>
  </section>

  <script type="module" src="js/app.js"></script>
</body>
</html>