gain-viz/gain_viz/templates/index.html
2025-11-11 16:45:47 +00:00

1098 lines
30 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width,initial-scale=1" />
<title>Gain-Viz — Spectrum Viewer</title>
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap" rel="stylesheet">
<style>
:root {
--primary: #2563eb;
--primary-dark: #1d4ed8;
--primary-light: #dbeafe;
--bg: #f8fafc;
--card: #ffffff;
--muted: #64748b;
--border: #e2e8f0;
--radius: 12px;
--shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
--success: #10b981;
--warning: #f59e0b;
--error: #ef4444;
--terminal-bg: #1e293b;
--terminal-text: #e2e8f0;
}
* {
box-sizing: border-box;
margin: 0;
padding: 0;
}
body {
font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
background: var(--bg);
color: #0f172a;
line-height: 1.5;
padding: 20px;
min-height: 100vh;
}
.container {
max-width: 1600px;
margin: 0 auto;
background: var(--card);
border-radius: var(--radius);
box-shadow: var(--shadow-lg);
overflow: hidden;
display: flex;
flex-direction: column;
height: calc(100vh - 40px);
}
header {
padding: 24px 32px;
background: linear-gradient(135deg, var(--primary), var(--primary-dark));
color: #fff;
display: flex;
flex-direction: column;
gap: 8px;
flex-shrink: 0;
}
header h1 {
margin: 0;
font-size: 1.8rem;
font-weight: 700;
display: flex;
align-items: center;
gap: 10px;
}
header h1::before {
content: "📡";
font-size: 1.5rem;
}
header p {
margin: 0;
opacity: .9;
font-size: 1rem;
font-weight: 400;
}
.content-wrapper {
display: flex;
flex: 1;
overflow: hidden;
}
.controls-panel {
width: 450px;
flex-shrink: 0;
padding: 24px;
border-right: 1px solid var(--border);
display: flex;
flex-direction: column;
gap: 24px;
overflow-y: auto;
}
.visualization-panel {
flex: 1;
display: flex;
flex-direction: column;
overflow: hidden;
}
.card {
background: #fff;
border: 1px solid var(--border);
border-radius: var(--radius);
padding: 20px;
box-shadow: var(--shadow);
}
.card h2 {
margin: 0 0 16px 0;
font-size: 1.2rem;
font-weight: 600;
color: #0f172a;
display: flex;
align-items: center;
gap: 8px;
}
.card h2::before {
content: "⚙️";
font-size: 1.1rem;
}
/* Gain grid */
.gain-grid {
display: grid;
grid-template-columns: 1fr;
gap: 12px;
}
.gain-item {
display: flex;
align-items: center;
gap: 12px;
padding: 14px;
border-radius: 8px;
background: #f8fafc;
border: 1px solid var(--border);
transition: all 0.2s ease;
}
.gain-item:hover {
background: #f1f5f9;
border-color: #cbd5e1;
}
.gain-item label {
font-weight: 500;
font-size: 0.95rem;
width: 100px;
flex-shrink: 0;
}
.gain-input {
flex: 1;
}
.gain-input input {
width: 100%;
padding: 10px 12px;
border-radius: 6px;
border: 1px solid var(--border);
font-size: 0.95rem;
transition: border-color 0.2s;
}
.gain-input input:focus {
outline: none;
border-color: var(--primary);
box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.gain-input input:disabled {
background-color: #f1f5f9;
color: #94a3b8;
}
/* Toggle switch */
.toggle-switch {
position: relative;
width: 50px;
height: 26px;
flex-shrink: 0;
}
.toggle-switch input {
opacity: 0;
width: 0;
height: 0;
}
.slider {
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
background: #d1d5db;
border-radius: 24px;
transition: 0.25s;
cursor: pointer;
}
.slider:before {
content: "";
position: absolute;
left: 4px;
top: 4px;
width: 18px;
height: 18px;
background: white;
border-radius: 50%;
transition: 0.25s;
}
.toggle-switch input:checked + .slider {
background: var(--primary);
}
.toggle-switch input:checked + .slider:before {
transform: translateX(24px);
}
.form-actions {
display: flex;
justify-content: flex-end;
gap: 12px;
margin-top: 16px;
}
.btn {
padding: 10px 18px;
border-radius: 8px;
border: 0;
cursor: pointer;
font-weight: 600;
font-size: 0.9rem;
transition: all 0.2s;
display: flex;
align-items: center;
gap: 6px;
}
.btn.primary {
background: var(--primary);
color: #fff;
}
.btn.primary:hover:not(:disabled) {
background: var(--primary-dark);
transform: translateY(-1px);
box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3);
}
.btn.secondary {
background: #f1f5f9;
color: #475569;
}
.btn.secondary:hover:not(:disabled) {
background: #e2e8f0;
}
.btn.success {
background: var(--success);
color: #fff;
}
.btn.warning {
background: var(--warning);
color: #fff;
}
.btn.error {
background: var(--error);
color: #fff;
}
.btn:disabled {
opacity: 0.6;
cursor: not-allowed;
transform: none;
box-shadow: none;
}
.status {
margin-top: 12px;
padding: 12px;
border-radius: 6px;
display: none;
font-size: 0.9rem;
font-weight: 500;
}
.status.success {
background: rgba(16, 185, 129, 0.08);
color: #047857;
border: 1px solid rgba(16, 185, 129, 0.12);
}
.status.error {
background: rgba(239, 68, 68, 0.06);
color: #7f1d1d;
border: 1px solid rgba(239, 68, 68, 0.12);
}
/* Parameter grid */
.param-grid {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 12px;
}
.param-item {
display: flex;
flex-direction: column;
gap: 6px;
}
.param-item label {
font-weight: 500;
font-size: 0.9rem;
color: #475569;
}
.param-item input {
padding: 10px 12px;
border-radius: 6px;
border: 1px solid var(--border);
font-size: 0.95rem;
transition: border-color 0.2s;
}
.param-item input:focus {
outline: none;
border-color: var(--primary);
box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
/* Stream controls */
.stream-controls {
display: flex;
gap: 10px;
margin-bottom: 16px;
}
.stream-status {
padding: 8px 16px;
border-radius: 20px;
font-size: 0.9rem;
font-weight: 600;
display: inline-flex;
align-items: center;
gap: 6px;
}
.status-stopped {
background: #fef2f2;
color: var(--error);
border: 1px solid #fecaca;
}
.status-running {
background: #f0fdf4;
color: var(--success);
border: 1px solid #bbf7d0;
}
.status-paused {
background: #fffbeb;
color: var(--warning);
border: 1px solid #fed7aa;
}
/* Plot area - OPTIMIZED FOR MAXIMUM SPACE */
.visualization-panel {
display: flex;
flex-direction: column;
height: 100%;
}
.plot-area {
flex: 1;
min-height: 0;
padding: 16px; /* Reduced padding */
background: #f8fafc;
display: flex;
flex-direction: column;
}
.plot-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 12px; /* Reduced margin */
flex-shrink: 0;
}
.plot-header h3 {
margin: 0;
font-size: 1.3rem;
font-weight: 600;
color: #0f172a;
display: flex;
align-items: center;
gap: 8px;
}
.plot-header h3::before {
content: "📊";
}
.plot-controls {
display: flex;
gap: 10px;
align-items: center;
}
.plot-card {
flex: 1;
min-height: 0;
background: #fff;
border: 1px solid var(--border);
border-radius: var(--radius);
padding: 4px; /* Minimal padding */
display: flex;
flex-direction: column;
overflow: hidden;
box-shadow: var(--shadow);
position: relative;
}
#plotImage {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
object-fit: contain;
border-radius: 8px;
display: block;
background: #f8fafc;
}
/* TMUX Terminal - COMPACT */
.tmux-container {
height: 150px; /* Further reduced */
margin-top: 8px; /* Minimal margin */
display: flex;
flex-direction: column;
flex-shrink: 0;
}
.tmux-header {
display: flex;
justify-content: space-between;
align-items: center;
padding: 4px 10px; /* Minimal padding */
background: var(--terminal-bg);
color: var(--terminal-text);
border-top-left-radius: var(--radius);
border-top-right-radius: var(--radius);
font-size: 0.8rem; /* Smaller font */
font-weight: 500;
flex-shrink: 0;
}
.tmux-controls {
display: flex;
gap: 4px; /* Minimal gap */
}
.tmux-btn {
background: transparent;
border: none;
color: var(--terminal-text);
cursor: pointer;
padding: 2px 4px; /* Minimal padding */
border-radius: 3px;
font-size: 0.7rem; /* Smaller font */
}
.tmux-btn:hover {
background: rgba(255, 255, 255, 0.1);
}
.tmux-terminal {
flex: 1;
background: var(--terminal-bg);
color: var(--terminal-text);
font-family: 'Courier New', monospace;
font-size: 0.75rem; /* Smaller font */
padding: 6px; /* Minimal padding */
overflow-y: auto;
border-bottom-left-radius: var(--radius);
border-bottom-right-radius: var(--radius);
white-space: pre-wrap;
word-wrap: break-word;
line-height: 1.2; /* Tighter line height */
}
.tmux-terminal::-webkit-scrollbar {
width: 4px; /* Thinner scrollbar */
}
.tmux-terminal::-webkit-scrollbar-track {
background: rgba(255, 255, 255, 0.05);
border-radius: 2px;
}
.tmux-terminal::-webkit-scrollbar-thumb {
background: rgba(255, 255, 255, 0.2);
border-radius: 2px;
}
.tmux-terminal::-webkit-scrollbar-thumb:hover {
background: rgba(255, 255, 255, 0.3);
}
footer {
padding: 16px 32px;
text-align: center;
color: var(--muted);
font-size: 0.9rem;
border-top: 1px solid var(--border);
flex-shrink: 0;
}
/* Responsive design */
@media (max-width: 1024px) {
.content-wrapper {
flex-direction: column;
}
.controls-panel {
width: 100%;
border-right: none;
border-bottom: 1px solid var(--border);
max-height: 40vh;
}
.param-grid {
grid-template-columns: 1fr;
}
}
@media (max-width: 768px) {
body {
padding: 10px;
}
.container {
height: calc(100vh - 20px);
}
header {
padding: 20px;
}
.controls-panel, .plot-area {
padding: 12px;
}
.gain-item {
flex-direction: column;
align-items: flex-start;
gap: 10px;
}
.gain-item label {
width: 100%;
}
.gain-input {
width: 100%;
}
.toggle-switch {
align-self: flex-end;
}
.form-actions {
flex-direction: column;
}
.stream-controls {
flex-direction: column;
}
}
/* Custom scrollbar */
.controls-panel::-webkit-scrollbar {
width: 6px;
}
.controls-panel::-webkit-scrollbar-track {
background: #f1f5f9;
border-radius: 3px;
}
.controls-panel::-webkit-scrollbar-thumb {
background: #cbd5e1;
border-radius: 3px;
}
.controls-panel::-webkit-scrollbar-thumb:hover {
background: #94a3b8;
}
</style>
</head>
<body>
<div class="container">
<header>
<h1>Gain-Viz</h1>
<p>Interactive gain control and real-time RF visualization</p>
</header>
<div class="content-wrapper">
<div class="controls-panel">
<!-- Stream Controls Card -->
<div class="card">
<h2>Stream Controls</h2>
<div class="stream-controls">
<button class="btn success" id="startBtn">
<span>▶️</span> Start
</button>
<button class="btn warning" id="pauseBtn" disabled>
<span>⏸️</span> Pause
</button>
<button class="btn error" id="stopBtn" disabled>
<span>⏹️</span> Stop
</button>
</div>
<div class="stream-status status-stopped" id="streamStatus">
<span></span> Stopped
</div>
</div>
<!-- Gain Settings Card -->
<div class="card">
<h2>Gain Settings</h2>
<form id="gainForm">
<div class="gain-grid">
<!-- USRP Tx -->
<div class="gain-item">
<label for="usrp_tx_gain">USRP Tx</label>
<div class="gain-input">
<input type="number" id="usrp_tx_gain" name="usrp_tx_gain" value="60" disabled aria-label="USRP Tx Gain">
</div>
<label class="toggle-switch" title="Enable USRP Tx">
<input type="checkbox" class="gain-toggle" data-input="usrp_tx_gain" id="usrp_tx_toggle">
<span class="slider"></span>
</label>
</div>
<!-- SCM Tx -->
<div class="gain-item">
<label for="scm_tx_gain">SCM Tx</label>
<div class="gain-input">
<input type="number" id="scm_tx_gain" name="scm_tx_gain" value="30" disabled aria-label="SCM Tx Gain">
</div>
<label class="toggle-switch" title="Enable SCM Tx">
<input type="checkbox" class="gain-toggle" data-input="scm_tx_gain" id="scm_tx_toggle">
<span class="slider"></span>
</label>
</div>
<!-- USRP Rx -->
<div class="gain-item">
<label for="usrp_rx_gain">USRP Rx</label>
<div class="gain-input">
<input type="number" id="usrp_rx_gain" name="usrp_rx_gain" value="30" disabled aria-label="USRP Rx Gain">
</div>
<label class="toggle-switch" title="Enable USRP Rx">
<input type="checkbox" class="gain-toggle" data-input="usrp_rx_gain" id="usrp_rx_toggle">
<span class="slider"></span>
</label>
</div>
<!-- SCM Rx -->
<div class="gain-item">
<label for="scm_rx_gain">SCM Rx</label>
<div class="gain-input">
<input type="number" id="scm_rx_gain" name="scm_rx_gain" value="30" disabled aria-label="SCM Rx Gain">
</div>
<label class="toggle-switch" title="Enable SCM Rx">
<input type="checkbox" class="gain-toggle" data-input="scm_rx_gain" id="scm_rx_toggle">
<span class="slider"></span>
</label>
</div>
</div>
<div class="form-actions">
<button type="submit" class="btn primary" id="gainUpdateBtn">
<span>🔄</span> Update Gains
</button>
<button type="button" class="btn secondary" id="gainRefreshBtn" title="Reload gains from device">
<span></span> Refresh
</button>
</div>
<div id="gainStatusMessage" class="status"></div>
</form>
</div>
<!-- Parameters Card -->
<div class="card">
<h2>Spectrogram Parameters</h2>
<form id="paramForm">
<div class="param-grid">
<div class="param-item">
<label for="center_freq">Center Frequency (Hz)</label>
<input type="number" id="center_freq" name="center_freq" value="3415000000" step="1000000">
</div>
<div class="param-item">
<label for="sample_rate">Sample Rate (Hz)</label>
<input type="number" id="sample_rate" name="sample_rate" value="23040000" step="1000000">
</div>
<div class="param-item">
<label for="fft_size">FFT Size</label>
<input type="number" id="fft_size" name="fft_size" value="1024" step="128">
</div>
<div class="param-item">
<label for="window_ms">Window Size (ms)</label>
<input type="number" id="window_ms" name="window_ms" value="20" step="1">
</div>
<div class="param-item">
<label for="tcp_port">ZMQ Port</label>
<input type="number" id="tcp_port" name="tcp_port" value="5556" step="1">
</div>
</div>
<div class="form-actions">
<button type="submit" class="btn primary" id="paramUpdateBtn">
<span></span> Update Parameters
</button>
</div>
<div id="paramStatusMessage" class="status"></div>
</form>
</div>
</div>
<!-- Visualization Panel -->
<div class="visualization-panel">
<div class="plot-area">
<div class="plot-header">
<h3>Spectrum Analysis</h3>
<div class="plot-controls">
<button class="btn secondary" id="refreshPlotBtn">
<span>🔄</span> Refresh
</button>
</div>
</div>
<div class="plot-card">
<img id="plotImage" src="/plot" alt="Spectrum Analysis plot">
</div>
<!-- TMUX Terminal -->
<div class="tmux-container">
<div class="tmux-header">
<span>TMUX Output (ran)</span>
<div class="tmux-controls">
<button class="tmux-btn" id="clearTmuxBtn">Clear</button>
<button class="tmux-btn" id="autoScrollTmuxBtn">Auto Scroll: ON</button>
</div>
</div>
<div class="tmux-terminal" id="tmuxTerminal"></div>
</div>
</div>
</div>
</div>
<footer>
Gain-Viz • Real-time RF monitoring
</footer>
</div>
<script>
(function(){
const plotImg = document.getElementById('plotImage');
const tmuxTerminal = document.getElementById('tmuxTerminal');
let isPlotPaused = false;
let isStreaming = false;
let refreshInterval;
let tmuxInterval;
let autoScroll = true;
let lastTmuxLength = 0;
// Helper to show status for a specific element
function showStatus(id, message, type = 'success') {
const el = document.getElementById(id);
if (!el) return;
el.textContent = message;
el.className = 'status ' + (type === 'success' ? 'success' : 'error');
el.style.display = 'block';
if (type === 'success') setTimeout(()=>{ el.style.display = 'none'; }, 3000);
}
// Update stream status display
function updateStreamStatus(state) {
const statusEl = document.getElementById('streamStatus');
const startBtn = document.getElementById('startBtn');
const pauseBtn = document.getElementById('pauseBtn');
const stopBtn = document.getElementById('stopBtn');
statusEl.className = 'stream-status';
switch(state) {
case 'running':
statusEl.classList.add('status-running');
statusEl.innerHTML = '<span>●</span> Streaming';
startBtn.disabled = true;
pauseBtn.disabled = false;
stopBtn.disabled = false;
pauseBtn.innerHTML = '<span>⏸️</span> Pause';
isStreaming = true;
isPlotPaused = false;
break;
case 'paused':
statusEl.classList.add('status-paused');
statusEl.innerHTML = '<span>●</span> Paused';
startBtn.disabled = true;
pauseBtn.disabled = false;
stopBtn.disabled = false;
pauseBtn.innerHTML = '<span>▶️</span> Resume';
isStreaming = true;
isPlotPaused = true;
break;
case 'stopped':
statusEl.classList.add('status-stopped');
statusEl.innerHTML = '<span>●</span> Stopped';
startBtn.disabled = false;
pauseBtn.disabled = true;
stopBtn.disabled = true;
isStreaming = false;
isPlotPaused = false;
tmuxTerminal.textContent = ''; // Clear terminal when stopped
break;
}
}
// Stream control functions
async function startStream() {
try {
const response = await fetch('/start_stream', { method: 'POST' });
const data = await response.json();
if (data.status === 'success') {
updateStreamStatus('running');
showStatus('gainStatusMessage', 'Streaming started', 'success');
} else {
showStatus('gainStatusMessage', data.message, 'error');
}
} catch (err) {
console.error('Start stream error:', err);
showStatus('gainStatusMessage', 'Error starting stream', 'error');
}
}
async function stopStream() {
try {
const response = await fetch('/stop_stream', { method: 'POST' });
const data = await response.json();
if (data.status === 'success') {
updateStreamStatus('stopped');
showStatus('gainStatusMessage', 'Streaming stopped', 'success');
} else {
showStatus('gainStatusMessage', data.message, 'error');
}
} catch (err) {
console.error('Stop stream error:', err);
showStatus('gainStatusMessage', 'Error stopping stream', 'error');
}
}
async function pauseStream() {
try {
const response = await fetch('/pause_stream', { method: 'POST' });
const data = await response.json();
if (data.status === 'success') {
updateStreamStatus(data.state);
showStatus('gainStatusMessage', `Streaming ${data.state}`, 'success');
} else {
showStatus('gainStatusMessage', data.message, 'error');
}
} catch (err) {
console.error('Pause stream error:', err);
showStatus('gainStatusMessage', 'Error pausing stream', 'error');
}
}
// Check stream state periodically
async function checkStreamState() {
try {
const response = await fetch('/get_stream_state');
const data = await response.json();
updateStreamStatus(data.state);
} catch (err) {
console.error('Error checking stream state:', err);
}
}
// Fetch TMUX output
async function fetchTmuxOutput() {
try {
const response = await fetch('/tmux_output');
const data = await response.json();
if (data.output && data.output.length > 0) {
// Only update if new content is available
const currentOutput = data.output.join('\n');
if (currentOutput.length !== tmuxTerminal.textContent.length) {
tmuxTerminal.textContent = currentOutput;
// Auto-scroll to bottom if enabled
if (autoScroll) {
tmuxTerminal.scrollTop = tmuxTerminal.scrollHeight;
}
}
}
} catch (err) {
console.error('Error fetching TMUX output:', err);
}
}
// ---------------- Gain Form ----------------
const gainForm = document.getElementById('gainForm');
const toggles = document.querySelectorAll('.gain-toggle');
const gainUpdateBtn = document.getElementById('gainUpdateBtn');
const gainRefreshBtn = document.getElementById('gainRefreshBtn');
// enable/disable inputs depending on toggle
toggles.forEach(t => {
const inputId = t.dataset.input;
const inputEl = document.getElementById(inputId);
t.addEventListener('change', () => {
if (inputEl) {
inputEl.disabled = !t.checked;
if (t.checked) inputEl.focus();
}
});
});
// load existing gain values from server and populate inputs
function loadGains(){
fetch('/get_gains')
.then(r => r.json())
.then(data => {
if (!data) return;
if (data.usrp_tx_gain !== undefined) document.getElementById('usrp_tx_gain').value = data.usrp_tx_gain;
if (data.usrp_rx_gain !== undefined) document.getElementById('usrp_rx_gain').value = data.usrp_rx_gain;
if (data.scm_tx_gain !== undefined) document.getElementById('scm_tx_gain').value = data.scm_tx_gain;
if (data.scm_rx_gain !== undefined) document.getElementById('scm_rx_gain').value = data.scm_rx_gain;
// ensure toggles are off and inputs disabled initially
toggles.forEach(t => {
t.checked = false;
const input = document.getElementById(t.dataset.input);
if (input) input.disabled = true;
});
})
.catch(err => console.error('loadGains error', err));
}
gainForm.addEventListener('submit', function(e){
e.preventDefault();
const formData = new FormData();
let has = false;
toggles.forEach(t => {
if (t.checked) {
const inputId = t.dataset.input;
const val = document.getElementById(inputId).value;
formData.append(inputId, val);
has = true;
}
});
if (!has) {
showStatus('gainStatusMessage', 'Please enable at least one gain to update', 'error');
return;
}
gainUpdateBtn.disabled = true;
fetch('/update_gains', { method:'POST', body: formData })
.then(r => r.json())
.then(data => {
gainUpdateBtn.disabled = false;
if (data && data.status === 'success') {
showStatus('gainStatusMessage', data.message || 'Gains updated', 'success');
// reset toggles
toggles.forEach(t => {
t.checked = false;
const input = document.getElementById(t.dataset.input);
if (input) input.disabled = true;
});
// reload gains from server to reflect current state
loadGains();
} else {
showStatus('gainStatusMessage', data.message || 'Error updating gains', 'error');
}
})
.catch(err => {
gainUpdateBtn.disabled = false;
console.error(err);
showStatus('gainStatusMessage', 'Server error', 'error');
});
});
gainRefreshBtn.addEventListener('click', function(){
loadGains();
showStatus('gainStatusMessage','Gains reloaded','success');
});
// ---------------- Params Form ----------------
const paramForm = document.getElementById('paramForm');
paramForm.addEventListener('submit', function(e){
e.preventDefault();
const btn = document.getElementById('paramUpdateBtn');
const formData = new FormData(paramForm);
btn.disabled = true;
fetch('/update_params', { method:'POST', body: formData })
.then(r => r.json())
.then(data => {
btn.disabled = false;
if (data && data.status === 'success') {
showStatus('paramStatusMessage', data.message || 'Parameters updated', 'success');
} else {
showStatus('paramStatusMessage', data.message || 'Error updating parameters', 'error');
}
})
.catch(err => {
btn.disabled = false;
console.error(err);
showStatus('paramStatusMessage','Server error','error');
});
});
// ---------------- Plot refresh ----------------
function refreshPlot(){
if (!isStreaming || isPlotPaused) return;
// use cache-buster to avoid cached/partial file
plotImg.src = '/plot?_ts=' + Date.now();
}
// Start auto refresh only when streaming
function startAutoRefresh() {
refreshInterval = setInterval(refreshPlot, 500);
}
// Start TMUX output refresh
function startTmuxRefresh() {
tmuxInterval = setInterval(fetchTmuxOutput, 1000); // Update every second
}
// Manual refresh button
document.getElementById('refreshPlotBtn').addEventListener('click', function() {
refreshPlot();
});
// TMUX controls
document.getElementById('clearTmuxBtn').addEventListener('click', function() {
tmuxTerminal.textContent = '';
});
document.getElementById('autoScrollTmuxBtn').addEventListener('click', function() {
autoScroll = !autoScroll;
this.textContent = `Auto Scroll: ${autoScroll ? 'ON' : 'OFF'}`;
});
// Stream control buttons
document.getElementById('startBtn').addEventListener('click', startStream);
document.getElementById('stopBtn').addEventListener('click', stopStream);
document.getElementById('pauseBtn').addEventListener('click', pauseStream);
// Check stream state every 2 seconds
setInterval(checkStreamState, 2000);
// initial load
loadGains();
checkStreamState();
startAutoRefresh();
startTmuxRefresh();
})();
</script>
</body>
</html>