Add aa-graph_viewer.h
This commit is contained in:
919
aa-graph_viewer.h
Normal file
919
aa-graph_viewer.h
Normal file
@@ -0,0 +1,919 @@
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#ifndef GRAPH_VIEWER_H
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#define GRAPH_VIEWER_H
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const char graph_viewer_html PROGMEM = R"rawliteral(
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>CAN Signal Graph Viewer - Real-time</title>
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<style>
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background: #1a1a1a;
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color: white;
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overflow-x: hidden;
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}
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.header {
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background: linear-gradient(135deg, #43cea2 0%, #185a9d 100%);
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padding: 15px 20px;
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text-align: center;
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box-shadow: 0 2px 10px rgba(0,0,0,0.3);
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}
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.header h1 {
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font-size: 1.5em;
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margin-bottom: 5px;
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}
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.header p {
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font-size: 0.9em;
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opacity: 0.9;
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}
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.header-stats {
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display: flex;
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justify-content: center;
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gap: 20px;
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margin-top: 10px;
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font-size: 0.85em;
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}
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.header-stat {
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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.header-stat-label {
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opacity: 0.8;
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font-size: 0.9em;
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}
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.header-stat-value {
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font-size: 1.2em;
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font-weight: 700;
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font-family: 'Courier New', monospace;
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}
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.controls {
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background: #2a2a2a;
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padding: 12px 15px;
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display: flex;
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gap: 12px;
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justify-content: center;
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flex-wrap: wrap;
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box-shadow: 0 2px 5px rgba(0,0,0,0.2);
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border-bottom: 2px solid #3a3a3a;
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}
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.control-group {
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display: flex;
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gap: 8px;
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align-items: center;
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background: #333;
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padding: 5px 10px;
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border-radius: 5px;
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}
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.control-label {
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font-size: 0.85em;
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color: #aaa;
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white-space: nowrap;
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}
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.btn {
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padding: 8px 16px;
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border: none;
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border-radius: 5px;
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font-size: 0.85em;
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font-weight: 600;
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cursor: pointer;
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transition: all 0.3s;
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white-space: nowrap;
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}
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.btn-success { background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%); color: white; }
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.btn-danger { background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%); color: white; }
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.btn-info { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; }
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.btn-warning { background: linear-gradient(135deg, #f2994a 0%, #f2c94c 100%); color: white; }
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.btn-secondary { background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%); color: white; }
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.btn:hover {
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transform: translateY(-2px);
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box-shadow: 0 5px 15px rgba(0,0,0,0.3);
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}
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.btn.active {
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box-shadow: inset 0 3px 5px rgba(0,0,0,0.3);
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transform: translateY(0);
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}
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.stats-bar {
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padding: 12px 15px;
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background: #2a2a2a;
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color: #aaa;
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font-size: 0.85em;
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display: flex;
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justify-content: space-between;
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align-items: center;
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flex-wrap: wrap;
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gap: 15px;
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border-bottom: 1px solid #3a3a3a;
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}
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.stat-item {
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display: flex;
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align-items: center;
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gap: 8px;
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}
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.stat-label {
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opacity: 0.7;
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}
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.stat-value {
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color: #43cea2;
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font-weight: 700;
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font-family: 'Courier New', monospace;
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}
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.graphs {
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padding: 15px;
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display: grid;
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grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
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gap: 15px;
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max-height: calc(100vh - 280px);
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overflow-y: auto;
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}
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.graph-container {
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background: #2a2a2a;
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padding: 15px;
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border-radius: 10px;
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border: 2px solid #3a3a3a;
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transition: all 0.3s;
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}
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.graph-container:hover {
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border-color: #43cea2;
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box-shadow: 0 4px 12px rgba(67, 206, 162, 0.2);
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}
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.graph-header {
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display: flex;
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justify-content: space-between;
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align-items: flex-start;
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margin-bottom: 10px;
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padding-bottom: 8px;
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border-bottom: 2px solid #43cea2;
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gap: 10px;
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}
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.graph-title-container {
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flex: 1;
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min-width: 0;
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}
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.graph-title {
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font-size: 1em;
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font-weight: 600;
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color: #43cea2;
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margin-bottom: 3px;
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word-wrap: break-word;
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}
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.graph-subtitle {
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font-size: 0.75em;
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color: #777;
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font-family: 'Courier New', monospace;
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}
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.graph-value-container {
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text-align: right;
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min-width: 100px;
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}
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.graph-value {
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font-size: 1.3em;
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font-weight: 700;
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color: #38ef7d;
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font-family: 'Courier New', monospace;
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white-space: nowrap;
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}
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.graph-value-text {
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font-size: 0.8em;
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color: #aaa;
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margin-top: 2px;
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}
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canvas {
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width: 100%;
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height: 250px;
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border: 1px solid #3a3a3a;
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border-radius: 5px;
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background: #1a1a1a;
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}
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.status {
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position: fixed;
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top: 10px;
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right: 10px;
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padding: 10px 15px;
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border-radius: 5px;
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background: #2a2a2a;
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border: 2px solid #43cea2;
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font-size: 0.9em;
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z-index: 1000;
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font-weight: 600;
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}
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.status.disconnected {
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border-color: #eb3349;
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background: #3a2a2a;
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animation: pulse 2s ease-in-out infinite;
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}
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@keyframes pulse {
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0%, 100% { opacity: 1; }
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50% { opacity: 0.7; }
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}
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.no-signals {
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text-align: center;
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padding: 60px 20px;
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color: #666;
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}
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.no-signals-icon {
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font-size: 4em;
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margin-bottom: 20px;
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opacity: 0.5;
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}
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@media (max-width: 768px) {
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.graphs {
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grid-template-columns: 1fr;
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max-height: none;
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}
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canvas { height: 200px; }
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.controls {
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gap: 8px;
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}
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.control-group {
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width: 100%;
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justify-content: center;
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}
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.stats-bar {
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flex-direction: column;
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align-items: flex-start;
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}
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}
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</style>
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</head>
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<body>
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<div class="header">
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<h1>📊 Real-time CAN Signal Graphs</h1>
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<p>Scatter Plot Mode - Viewing <strong id="graph-count">0</strong> signals</p>
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<div class="header-stats">
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<div class="header-stat">
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<div class="header-stat-label">Recording Time</div>
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<div class="header-stat-value" id="recording-time">0s</div>
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</div>
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<div class="header-stat">
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<div class="header-stat-label">Messages Received</div>
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<div class="header-stat-value" id="msg-received">0</div>
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</div>
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<div class="header-stat">
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<div class="header-stat-label">Data Points</div>
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<div class="header-stat-value" id="data-point-count">0</div>
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</div>
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</div>
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</div>
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<div class="controls">
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<div class="control-group">
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<button class="btn btn-success" onclick="startGraphing()">▶️ Start</button>
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<button class="btn btn-danger" onclick="stopGraphing()">⏸️ Pause</button>
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</div>
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<div class="control-group">
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<span class="control-label">X-Axis:</span>
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<button class="btn btn-info active" id="btn-index-mode" onclick="setScaleMode('index')">Index</button>
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<button class="btn btn-info" id="btn-time-mode" onclick="setScaleMode('time')">Time</button>
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</div>
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<div class="control-group">
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<span class="control-label">Range:</span>
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<button class="btn btn-warning active" id="btn-range-10s" onclick="setRangeMode('10s')">10s</button>
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<button class="btn btn-warning" id="btn-range-all" onclick="setRangeMode('all')">All</button>
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</div>
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<div class="control-group">
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<span class="control-label">Sort:</span>
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<button class="btn btn-info active" id="btn-sort-selection" onclick="setSortMode('selection')">Selection</button>
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<button class="btn btn-info" id="btn-sort-name-asc" onclick="setSortMode('name-asc')">A→Z</button>
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<button class="btn btn-info" id="btn-sort-name-desc" onclick="setSortMode('name-desc')">Z→A</button>
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</div>
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<div class="control-group">
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<button class="btn btn-success" onclick="downloadCSV()">📥 CSV</button>
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<button class="btn btn-danger" onclick="clearData()">🗑️ Clear</button>
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<button class="btn btn-secondary" onclick="window.close()">✖️ Close</button>
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</div>
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</div>
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<div class="status" id="status">Connecting...</div>
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<div class="graphs" id="graphs"></div>
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<script>
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let ws;
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let charts = {};
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let graphing = false;
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let startTime = 0;
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let selectedSignals = [];
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let dbcData = {};
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let lastTimestamps = {};
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let sortMode = 'selection';
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const MAX_DATA_POINTS = 60;
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let scaleMode = 'index';
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let rangeMode = '10s';
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let totalMsgReceived = 0;
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let lastCanCounts = {};
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let updateInterval = null;
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const COLORS = [
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{line: '#FF6384', fill: 'rgba(255, 99, 132, 0.2)'},
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{line: '#36A2EB', fill: 'rgba(54, 162, 235, 0.2)'},
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{line: '#FFCE56', fill: 'rgba(255, 206, 86, 0.2)'},
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{line: '#4BC0C0', fill: 'rgba(75, 192, 192, 0.2)'},
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{line: '#9966FF', fill: 'rgba(153, 102, 255, 0.2)'},
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{line: '#FF9F40', fill: 'rgba(255, 159, 64, 0.2)'},
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{line: '#E74C3C', fill: 'rgba(231, 76, 60, 0.2)'},
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{line: '#3498DB', fill: 'rgba(52, 152, 219, 0.2)'},
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{line: '#2ECC71', fill: 'rgba(46, 204, 113, 0.2)'},
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{line: '#F39C12', fill: 'rgba(243, 156, 18, 0.2)'},
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{line: '#9B59B6', fill: 'rgba(155, 89, 182, 0.2)'},
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{line: '#1ABC9C', fill: 'rgba(26, 188, 156, 0.2)'},
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{line: '#E67E22', fill: 'rgba(230, 126, 34, 0.2)'},
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{line: '#95A5A6', fill: 'rgba(149, 165, 166, 0.2)'},
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{line: '#34495E', fill: 'rgba(52, 73, 94, 0.2)'},
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{line: '#16A085', fill: 'rgba(22, 160, 133, 0.2)'},
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{line: '#27AE60', fill: 'rgba(39, 174, 96, 0.2)'},
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{line: '#2980B9', fill: 'rgba(41, 128, 185, 0.2)'},
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{line: '#8E44AD', fill: 'rgba(142, 68, 173, 0.2)'},
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{line: '#C0392B', fill: 'rgba(192, 57, 43, 0.2)'}
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];
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class SimpleChart {
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constructor(canvas, signal, colorIndex) {
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this.canvas = canvas;
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this.ctx = canvas.getContext('2d');
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this.signal = signal;
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this.data = [];
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this.times = [];
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this.labels = [];
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this.rawValues = [];
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this.colors = COLORS[colorIndex % COLORS.length];
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this.currentValue = 0;
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this.currentText = '';
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this.resizeCanvas();
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window.addEventListener('resize', () => this.resizeCanvas());
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}
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resizeCanvas() {
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const rect = this.canvas.getBoundingClientRect();
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this.canvas.width = rect.width * window.devicePixelRatio;
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this.canvas.height = rect.height * window.devicePixelRatio;
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this.ctx.scale(window.devicePixelRatio, window.devicePixelRatio);
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this.width = rect.width;
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this.height = rect.height;
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this.draw();
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}
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addData(value, time) {
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this.data.push(value);
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this.times.push(parseFloat(time));
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this.labels.push(time);
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this.rawValues.push(value);
|
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this.currentValue = value;
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if (this.signal.valueTable && this.signal.valueTable[value] !== undefined) {
|
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this.currentText = this.signal.valueTable[value];
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} else {
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this.currentText = '';
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}
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if (scaleMode === 'index' && this.data.length > MAX_DATA_POINTS) {
|
||||
this.data.shift();
|
||||
this.times.shift();
|
||||
this.labels.shift();
|
||||
this.rawValues.shift();
|
||||
}
|
||||
|
||||
this.draw();
|
||||
}
|
||||
|
||||
getValueText(value) {
|
||||
if (this.signal.valueTable && this.signal.valueTable[value] !== undefined) {
|
||||
return this.signal.valueTable[value];
|
||||
}
|
||||
return value.toFixed(2);
|
||||
}
|
||||
|
||||
draw() {
|
||||
if (this.data.length === 0) return;
|
||||
|
||||
const ctx = this.ctx;
|
||||
const padding = 50;
|
||||
const graphWidth = this.width - padding * 2;
|
||||
const graphHeight = this.height - padding * 2;
|
||||
|
||||
ctx.clearRect(0, 0, this.width, this.height);
|
||||
|
||||
let displayData = [];
|
||||
let displayTimes = [];
|
||||
let displayLabels = [];
|
||||
|
||||
if (rangeMode === '10s') {
|
||||
const currentTime = this.times[this.times.length - 1];
|
||||
for (let i = 0; i < this.times.length; i++) {
|
||||
if (currentTime - this.times[i] <= 10) {
|
||||
displayData.push(this.data[i]);
|
||||
displayTimes.push(this.times[i]);
|
||||
displayLabels.push(this.labels[i]);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
displayData = [...this.data];
|
||||
displayTimes = [...this.times];
|
||||
displayLabels = [...this.labels];
|
||||
}
|
||||
|
||||
if (displayData.length === 0) return;
|
||||
|
||||
const minValue = Math.min(...displayData);
|
||||
const maxValue = Math.max(...displayData);
|
||||
const range = maxValue - minValue || 1;
|
||||
|
||||
let minTime, maxTime, timeRange;
|
||||
if (scaleMode === 'time') {
|
||||
minTime = displayTimes[0];
|
||||
maxTime = displayTimes[displayTimes.length - 1];
|
||||
timeRange = maxTime - minTime || 1;
|
||||
}
|
||||
|
||||
// 축 그리기
|
||||
ctx.strokeStyle = '#444';
|
||||
ctx.lineWidth = 1;
|
||||
ctx.beginPath();
|
||||
ctx.moveTo(padding, padding);
|
||||
ctx.lineTo(padding, this.height - padding);
|
||||
ctx.lineTo(this.width - padding, this.height - padding);
|
||||
ctx.stroke();
|
||||
|
||||
// Y축 레이블
|
||||
ctx.fillStyle = '#aaa';
|
||||
ctx.font = '11px Arial';
|
||||
ctx.textAlign = 'right';
|
||||
|
||||
if (this.signal.valueTable) {
|
||||
const uniqueValues = [...new Set(displayData)].sort((a, b) => a - b);
|
||||
if (uniqueValues.length <= 6) {
|
||||
uniqueValues.forEach((val) => {
|
||||
const y = this.height - padding - ((val - minValue) / range) * graphHeight;
|
||||
const text = this.getValueText(val);
|
||||
ctx.fillText(text, padding - 5, y + 5);
|
||||
});
|
||||
} else {
|
||||
ctx.fillText(this.getValueText(maxValue), padding - 5, padding + 5);
|
||||
ctx.fillText(this.getValueText(minValue), padding - 5, this.height - padding);
|
||||
}
|
||||
} else {
|
||||
ctx.fillText(maxValue.toFixed(2), padding - 5, padding + 5);
|
||||
ctx.fillText(minValue.toFixed(2), padding - 5, this.height - padding);
|
||||
}
|
||||
|
||||
// X축 레이블
|
||||
ctx.textAlign = 'center';
|
||||
if (displayLabels.length > 0) {
|
||||
ctx.fillText(displayLabels[0] + 's', padding, this.height - padding + 15);
|
||||
if (displayLabels.length > 1) {
|
||||
const lastIdx = displayLabels.length - 1;
|
||||
let xPos = scaleMode === 'time' ? this.width - padding :
|
||||
padding + (graphWidth / (MAX_DATA_POINTS - 1)) * Math.min(lastIdx, MAX_DATA_POINTS - 1);
|
||||
ctx.fillText(displayLabels[lastIdx] + 's', xPos, this.height - padding + 15);
|
||||
}
|
||||
}
|
||||
ctx.fillText('Time (sec)', this.width / 2, this.height - 5);
|
||||
|
||||
// 그리드
|
||||
ctx.strokeStyle = '#333';
|
||||
ctx.lineWidth = 1;
|
||||
for (let i = 1; i < 5; i++) {
|
||||
const y = padding + (graphHeight / 5) * i;
|
||||
ctx.beginPath();
|
||||
ctx.moveTo(padding, y);
|
||||
ctx.lineTo(this.width - padding, y);
|
||||
ctx.stroke();
|
||||
}
|
||||
|
||||
// 데이터 포인트 (Scatter)
|
||||
ctx.fillStyle = this.colors.line;
|
||||
for (let i = 0; i < displayData.length; i++) {
|
||||
let x = scaleMode === 'time' ?
|
||||
padding + graphWidth * ((displayTimes[i] - minTime) / timeRange) :
|
||||
padding + (graphWidth / (MAX_DATA_POINTS - 1)) * i;
|
||||
|
||||
const y = this.height - padding - ((displayData[i] - minValue) / range) * graphHeight;
|
||||
|
||||
ctx.beginPath();
|
||||
ctx.arc(x, y, 5, 0, Math.PI * 2);
|
||||
ctx.fill();
|
||||
|
||||
ctx.strokeStyle = '#fff';
|
||||
ctx.lineWidth = 1;
|
||||
ctx.stroke();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function initWebSocket() {
|
||||
ws = new WebSocket('ws://' + window.location.hostname + ':81');
|
||||
|
||||
ws.onopen = function() {
|
||||
console.log('✓ WebSocket connected');
|
||||
updateStatus('Connected', false);
|
||||
};
|
||||
|
||||
ws.onclose = function() {
|
||||
console.log('✗ WebSocket disconnected');
|
||||
updateStatus('Disconnected - Reconnecting...', true);
|
||||
setTimeout(initWebSocket, 3000);
|
||||
};
|
||||
|
||||
ws.onmessage = function(event) {
|
||||
try {
|
||||
const data = JSON.parse(event.data);
|
||||
|
||||
if (graphing && data.type === 'update') {
|
||||
if (data.messages && data.messages.length > 0) {
|
||||
processCANMessages(data.messages);
|
||||
}
|
||||
}
|
||||
} catch(e) {
|
||||
console.error('Parse error:', e);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function updateStatus(text, isError) {
|
||||
const status = document.getElementById('status');
|
||||
status.textContent = text;
|
||||
status.className = 'status' + (isError ? ' disconnected' : '');
|
||||
}
|
||||
|
||||
function loadData() {
|
||||
try {
|
||||
const signals = localStorage.getItem('selected_signals');
|
||||
const dbc = localStorage.getItem('dbc_content');
|
||||
const savedSortMode = localStorage.getItem('sort_mode');
|
||||
|
||||
if (!signals || !dbc) {
|
||||
alert('⚠️ No signals selected. Please select signals in Graph Setup page first.');
|
||||
window.close();
|
||||
return false;
|
||||
}
|
||||
|
||||
if (savedSortMode) sortMode = savedSortMode;
|
||||
|
||||
selectedSignals = JSON.parse(signals);
|
||||
|
||||
dbcData = { messages: {} };
|
||||
selectedSignals.forEach(sig => {
|
||||
if (!dbcData.messages[sig.messageId]) {
|
||||
dbcData.messages[sig.messageId] = {
|
||||
id: sig.messageId,
|
||||
signals: []
|
||||
};
|
||||
}
|
||||
dbcData.messages[sig.messageId].signals.push(sig);
|
||||
});
|
||||
|
||||
console.log('✓ Loaded ' + selectedSignals.length + ' signals');
|
||||
return true;
|
||||
} catch(e) {
|
||||
console.error('✗ Failed to load data:', e);
|
||||
alert('Failed to load signal data');
|
||||
window.close();
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
function sortSignalsForDisplay() {
|
||||
if (sortMode === 'name-asc') {
|
||||
return [...selectedSignals].sort((a, b) => a.name.localeCompare(b.name));
|
||||
} else if (sortMode === 'name-desc') {
|
||||
return [...selectedSignals].sort((a, b) => b.name.localeCompare(a.name));
|
||||
}
|
||||
return selectedSignals;
|
||||
}
|
||||
|
||||
function setSortMode(mode) {
|
||||
sortMode = mode;
|
||||
|
||||
document.querySelectorAll('[id^="btn-sort-"]').forEach(btn => btn.classList.remove('active'));
|
||||
document.getElementById('btn-sort-' + mode).classList.add('active');
|
||||
|
||||
createGraphs();
|
||||
console.log('Sort mode: ' + mode);
|
||||
}
|
||||
|
||||
function createGraphs() {
|
||||
const graphsDiv = document.getElementById('graphs');
|
||||
graphsDiv.innerHTML = '';
|
||||
charts = {};
|
||||
|
||||
const sortedSignals = sortSignalsForDisplay();
|
||||
|
||||
if (sortedSignals.length === 0) {
|
||||
graphsDiv.innerHTML =
|
||||
'<div class="no-signals">' +
|
||||
'<div class="no-signals-icon">📊</div>' +
|
||||
'<div style="font-size: 1.2em; margin-bottom: 10px;"><strong>No Signals Selected</strong></div>' +
|
||||
'<div style="color: #777;">Please select signals in the Graph Setup page</div>' +
|
||||
'</div>';
|
||||
return;
|
||||
}
|
||||
|
||||
sortedSignals.forEach((signal, index) => {
|
||||
const container = document.createElement('div');
|
||||
container.className = 'graph-container';
|
||||
|
||||
const canvas = document.createElement('canvas');
|
||||
canvas.id = 'chart-' + index;
|
||||
|
||||
const canIdHex = '0x' + signal.messageId.toString(16).toUpperCase().padStart(3, '0');
|
||||
const subtitle = canIdHex + ' | ' + signal.messageName + ' | Bit: ' + signal.startBit + '|' + signal.bitLength;
|
||||
|
||||
container.innerHTML =
|
||||
'<div class="graph-header">' +
|
||||
'<div class="graph-title-container">' +
|
||||
'<div class="graph-title">' + signal.name +
|
||||
(signal.unit ? ' [' + signal.unit + ']' : '') + '</div>' +
|
||||
'<div class="graph-subtitle">' + subtitle + '</div>' +
|
||||
'</div>' +
|
||||
'<div class="graph-value-container">' +
|
||||
'<div class="graph-value" id="value-' + index + '">-</div>' +
|
||||
'<div class="graph-value-text" id="text-' + index + '"></div>' +
|
||||
'</div>' +
|
||||
'</div>';
|
||||
|
||||
container.appendChild(canvas);
|
||||
graphsDiv.appendChild(container);
|
||||
|
||||
charts[index] = new SimpleChart(canvas, signal, index);
|
||||
});
|
||||
|
||||
document.getElementById('graph-count').textContent = sortedSignals.length;
|
||||
}
|
||||
|
||||
function startGraphing() {
|
||||
if (!graphing) {
|
||||
graphing = true;
|
||||
startTime = Date.now();
|
||||
lastTimestamps = {};
|
||||
lastCanCounts = {};
|
||||
updateStatus('Recording...', false);
|
||||
console.log('✓ Started graphing');
|
||||
|
||||
// 통계 업데이트 시작 (1초마다)
|
||||
if (updateInterval) clearInterval(updateInterval);
|
||||
updateInterval = setInterval(updateStatistics, 1000);
|
||||
}
|
||||
}
|
||||
|
||||
function stopGraphing() {
|
||||
graphing = false;
|
||||
if (updateInterval) {
|
||||
clearInterval(updateInterval);
|
||||
updateInterval = null;
|
||||
}
|
||||
updateStatus('Paused', false);
|
||||
console.log('⏸️ Paused graphing');
|
||||
}
|
||||
|
||||
function setScaleMode(mode) {
|
||||
scaleMode = mode;
|
||||
|
||||
document.getElementById('btn-index-mode').classList.toggle('active', mode === 'index');
|
||||
document.getElementById('btn-time-mode').classList.toggle('active', mode === 'time');
|
||||
|
||||
Object.values(charts).forEach(chart => chart.draw());
|
||||
console.log('Scale mode: ' + mode);
|
||||
}
|
||||
|
||||
function setRangeMode(mode) {
|
||||
rangeMode = mode;
|
||||
|
||||
document.getElementById('btn-range-10s').classList.toggle('active', mode === '10s');
|
||||
document.getElementById('btn-range-all').classList.toggle('active', mode === 'all');
|
||||
|
||||
Object.values(charts).forEach(chart => chart.draw());
|
||||
console.log('Range mode: ' + mode);
|
||||
}
|
||||
|
||||
function processCANMessages(messages) {
|
||||
const elapsedTime = ((Date.now() - startTime) / 1000).toFixed(1);
|
||||
const sortedSignals = sortSignalsForDisplay();
|
||||
let processedCount = 0;
|
||||
|
||||
messages.forEach(canMsg => {
|
||||
let msgId = canMsg.id;
|
||||
if (typeof msgId === 'string') {
|
||||
msgId = parseInt(msgId.replace('0x', ''), 16);
|
||||
}
|
||||
|
||||
if (msgId & 0x80000000) {
|
||||
msgId = msgId & 0x1FFFFFFF;
|
||||
}
|
||||
|
||||
const prevCount = lastCanCounts[msgId] || 0;
|
||||
const currentCount = canMsg.count || 0;
|
||||
|
||||
if (currentCount <= prevCount) return;
|
||||
|
||||
lastCanCounts[msgId] = currentCount;
|
||||
totalMsgReceived++;
|
||||
|
||||
let hexData = '';
|
||||
if (Array.isArray(canMsg.data)) {
|
||||
hexData = canMsg.data.map(b => b.toString(16).padStart(2, '0')).join('');
|
||||
} else if (typeof canMsg.data === 'string') {
|
||||
hexData = canMsg.data.replace(/\s/g, '');
|
||||
}
|
||||
|
||||
sortedSignals.forEach((signal, index) => {
|
||||
if (signal.messageId === msgId && charts[index]) {
|
||||
try {
|
||||
const value = decodeSignalFromHex(signal, hexData);
|
||||
charts[index].addData(value, elapsedTime);
|
||||
|
||||
const valueDiv = document.getElementById('value-' + index);
|
||||
const textDiv = document.getElementById('text-' + index);
|
||||
|
||||
if (valueDiv) {
|
||||
if (signal.valueTable && signal.valueTable[value] !== undefined) {
|
||||
valueDiv.textContent = value.toFixed(0);
|
||||
if (textDiv) {
|
||||
textDiv.textContent = signal.valueTable[value];
|
||||
}
|
||||
} else {
|
||||
valueDiv.textContent = value.toFixed(2) + (signal.unit ? ' ' + signal.unit : '');
|
||||
if (textDiv) {
|
||||
textDiv.textContent = '';
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
processedCount++;
|
||||
} catch(e) {
|
||||
console.error('Decode error (' + signal.name + '):', e);
|
||||
}
|
||||
}
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
function updateStatistics() {
|
||||
let totalDataPoints = 0;
|
||||
Object.values(charts).forEach(chart => {
|
||||
totalDataPoints += chart.data.length;
|
||||
});
|
||||
|
||||
document.getElementById('data-point-count').textContent = totalDataPoints;
|
||||
document.getElementById('msg-received').textContent = totalMsgReceived;
|
||||
|
||||
const recordingTime = ((Date.now() - startTime) / 1000).toFixed(1);
|
||||
document.getElementById('recording-time').textContent = recordingTime + 's';
|
||||
}
|
||||
|
||||
function decodeSignalFromHex(signal, hexData) {
|
||||
const bytes = [];
|
||||
const cleanHex = hexData.toUpperCase();
|
||||
for (let i = 0; i < cleanHex.length && i < 16; i += 2) {
|
||||
bytes.push(parseInt(cleanHex.substring(i, i + 2), 16));
|
||||
}
|
||||
while (bytes.length < 8) bytes.push(0);
|
||||
|
||||
return decodeSignalFromBytes(signal, bytes);
|
||||
}
|
||||
|
||||
function decodeSignalFromBytes(signal, bytes) {
|
||||
let rawValue = 0;
|
||||
|
||||
if (signal.byteOrder === 'intel') {
|
||||
for (let i = 0; i < signal.bitLength; i++) {
|
||||
const bitPos = signal.startBit + i;
|
||||
const byteIdx = Math.floor(bitPos / 8);
|
||||
const bitIdx = bitPos % 8;
|
||||
|
||||
if (byteIdx < bytes.length) {
|
||||
const bit = (bytes[byteIdx] >> bitIdx) & 1;
|
||||
rawValue |= (bit << i);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
for (let i = 0; i < signal.bitLength; i++) {
|
||||
const bitPos = signal.startBit - i;
|
||||
const byteIdx = Math.floor(bitPos / 8);
|
||||
const bitIdx = 7 - (bitPos % 8);
|
||||
|
||||
if (byteIdx < bytes.length && byteIdx >= 0) {
|
||||
const bit = (bytes[byteIdx] >> bitIdx) & 1;
|
||||
rawValue |= (bit << (signal.bitLength - 1 - i));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (signal.signed && (rawValue & (1 << (signal.bitLength - 1)))) {
|
||||
rawValue -= (1 << signal.bitLength);
|
||||
}
|
||||
|
||||
return rawValue * signal.factor + signal.offset;
|
||||
}
|
||||
|
||||
function downloadCSV() {
|
||||
if (Object.keys(charts).length === 0) {
|
||||
alert('⚠️ No data to download!');
|
||||
return;
|
||||
}
|
||||
|
||||
let csvContent = 'Time(s)';
|
||||
const sortedSignals = sortSignalsForDisplay();
|
||||
|
||||
sortedSignals.forEach(signal => {
|
||||
const unit = signal.unit ? ' [' + signal.unit + ']' : '';
|
||||
csvContent += ',' + signal.name + unit;
|
||||
|
||||
if (signal.valueTable) {
|
||||
csvContent += ',' + signal.name + '_Text';
|
||||
}
|
||||
});
|
||||
csvContent += '\n';
|
||||
|
||||
let maxLength = 0;
|
||||
Object.values(charts).forEach(chart => {
|
||||
if (chart.labels.length > maxLength) {
|
||||
maxLength = chart.labels.length;
|
||||
}
|
||||
});
|
||||
|
||||
for (let i = 0; i < maxLength; i++) {
|
||||
let row = '';
|
||||
let timeValue = '';
|
||||
|
||||
sortedSignals.forEach((signal, index) => {
|
||||
const chart = charts[index];
|
||||
if (chart && chart.labels[i] !== undefined) {
|
||||
if (timeValue === '') timeValue = chart.labels[i];
|
||||
const value = chart.data[i];
|
||||
row += ',' + value.toFixed(6);
|
||||
|
||||
if (signal.valueTable) {
|
||||
const text = signal.valueTable[value] !== undefined ?
|
||||
signal.valueTable[value] : '';
|
||||
row += ',"' + text + '"';
|
||||
}
|
||||
} else {
|
||||
row += ',';
|
||||
if (signal.valueTable) row += ',';
|
||||
}
|
||||
});
|
||||
|
||||
if (timeValue !== '') {
|
||||
csvContent += timeValue + row + '\n';
|
||||
}
|
||||
}
|
||||
|
||||
const blob = new Blob([csvContent], { type: 'text/csv;charset=utf-8;' });
|
||||
const link = document.createElement('a');
|
||||
const url = URL.createObjectURL(blob);
|
||||
|
||||
const timestamp = new Date().toISOString().replace(/[:.]/g, '-').slice(0, -5);
|
||||
link.setAttribute('href', url);
|
||||
link.setAttribute('download', 'can_signals_' + timestamp + '.csv');
|
||||
link.style.visibility = 'hidden';
|
||||
|
||||
document.body.appendChild(link);
|
||||
link.click();
|
||||
document.body.removeChild(link);
|
||||
|
||||
console.log('✓ CSV downloaded: ' + maxLength + ' points');
|
||||
}
|
||||
|
||||
function clearData() {
|
||||
if (!confirm('⚠️ Clear all recorded data? This cannot be undone.')) return;
|
||||
|
||||
Object.values(charts).forEach(chart => {
|
||||
chart.data = [];
|
||||
chart.times = [];
|
||||
chart.labels = [];
|
||||
chart.rawValues = [];
|
||||
chart.currentValue = 0;
|
||||
chart.currentText = '';
|
||||
chart.draw();
|
||||
});
|
||||
|
||||
lastTimestamps = {};
|
||||
lastCanCounts = {};
|
||||
startTime = Date.now();
|
||||
totalMsgReceived = 0;
|
||||
|
||||
updateStatistics();
|
||||
console.log('✓ Data cleared');
|
||||
}
|
||||
|
||||
if (loadData()) {
|
||||
createGraphs();
|
||||
initWebSocket();
|
||||
startGraphing();
|
||||
}
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
)rawliteral";
|
||||
|
||||
#endif
|
||||
Reference in New Issue
Block a user