[fix](trx-frontend): maximize spectrum viewport and add resize grip

Make spectrum plot use maximum available viewport height by default. Add draggable vertical resize grip with a reasonable minimum height and double-click reset back to auto-max. Co-authored-by: Codex <codex@openai.com> Signed-off-by: Stan Grams <sjg@haxx.space>
2026-03-05 17:45:50 +01:00
parent bfff095cf0
commit a905fa9678
3 changed files with 121 additions and 14 deletions
@@ -95,6 +95,7 @@
          <div id="spectrum-tooltip"></div>
          <div id="spectrum-freq-axis"></div>
        </div>
+        <div id="spectrum-size-grip" title="Drag to resize spectrum height" aria-label="Resize spectrum height"></div>
        <div id="spectrum-controls">
          <div id="spectrum-bw-row">
            <label id="spectrum-bw-label">Bandwidth <input type="number" id="spectrum-bw-input" value="" step="0.1" min="0.1" /> kHz</label>