590 lines
20 KiB
HTML
590 lines
20 KiB
HTML
<!DOCTYPE html>
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<html lang="ru">
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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, viewport-fit=cover">
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<title>IoT Контроллер давления насоса | 0–8 атм</title>
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<style>
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* {
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box-sizing: border-box;
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user-select: none;
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}
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body {
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margin: 0;
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min-height: 100vh;
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background: linear-gradient(145deg, #e0e5ec 0%, #cbd0d9 100%);
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font-family: 'Segoe UI', system-ui, sans-serif;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 20px;
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}
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.dashboard {
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max-width: 900px;
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width: 100%;
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background: rgba(255, 255, 255, 0.3);
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backdrop-filter: blur(2px);
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border-radius: 64px 64px 48px 48px;
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box-shadow: 0 20px 35px rgba(0, 0, 0, 0.2), inset 0 1px 1px rgba(255, 255, 255, 0.6);
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padding: 24px 20px 35px;
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}
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.gauge-container {
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display: flex;
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justify-content: center;
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margin: 10px 0 15px;
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}
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canvas {
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width: 100%;
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height: auto;
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max-width: 480px;
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aspect-ratio: 1 / 1;
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background: #fef9ef;
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border-radius: 50%;
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box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25), inset 0 2px 4px rgba(255, 255, 255, 0.8);
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display: block;
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}
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.pressure-value {
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text-align: center;
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font-size: 1.9rem;
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font-weight: 700;
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margin: -5px auto 20px;
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color: #1f2a3e;
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background: rgba(255, 255, 240, 0.75);
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padding: 6px 28px;
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border-radius: 60px;
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backdrop-filter: blur(4px);
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display: inline-block;
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width: auto;
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}
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.value-wrapper {
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text-align: center;
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}
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.sliders-panel {
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background: #eef2f7;
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border-radius: 48px;
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padding: 24px 20px 20px;
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margin-top: 20px;
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box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.05), 0 8px 20px rgba(0, 0, 0, 0.1);
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}
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.slider-group {
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margin-bottom: 28px;
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}
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.slider-group label {
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display: flex;
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justify-content: space-between;
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font-weight: 600;
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color: #1e2b3c;
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font-size: 1.2rem;
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margin-bottom: 12px;
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}
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.slider-group span {
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background: #2c3e4e;
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color: white;
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padding: 4px 14px;
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border-radius: 30px;
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font-size: 0.9rem;
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}
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input[type="range"] {
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width: 100%;
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height: 8px;
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-webkit-appearance: none;
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background: linear-gradient(90deg, #2c7da0, #61a5c2);
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border-radius: 12px;
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cursor: pointer;
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}
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input[type="range"]::-webkit-slider-thumb {
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-webkit-appearance: none;
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width: 34px;
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height: 34px;
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background: #1f6392;
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border-radius: 50%;
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box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
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border: 2px solid white;
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cursor: pointer;
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transition: transform 0.08s;
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}
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input[type="range"]::-webkit-slider-thumb:active {
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transform: scale(1.15);
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}
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.threshold-hint {
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display: flex;
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justify-content: space-between;
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margin-top: 8px;
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font-size: 0.75rem;
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color: #2c3e50;
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}
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.save-btn {
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width: 100%;
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background: #2b6e4f;
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border: none;
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padding: 16px;
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font-size: 1.35rem;
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font-weight: bold;
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color: white;
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border-radius: 60px;
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margin-top: 28px;
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cursor: pointer;
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box-shadow: 0 6px 0 #1b4d36;
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transition: transform 0.08s, box-shadow 0.08s;
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}
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.save-btn:active {
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transform: translateY(3px);
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box-shadow: 0 3px 0 #1b4d36;
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}
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.toast-msg {
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visibility: hidden;
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background: rgba(30, 47, 60, 0.92);
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color: #e9f5e9;
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text-align: center;
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border-radius: 40px;
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padding: 10px 20px;
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position: fixed;
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bottom: 30px;
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left: 50%;
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transform: translateX(-50%);
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opacity: 0;
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transition: opacity 0.2s;
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z-index: 1000;
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pointer-events: none;
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white-space: nowrap;
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}
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.toast-msg.show {
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visibility: visible;
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opacity: 1;
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}
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@media (max-width: 550px) {
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.dashboard { padding: 18px 16px 30px; }
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.slider-group label { font-size: 1rem; }
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.save-btn { font-size: 1.2rem; }
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.pressure-value { font-size: 1.5rem; }
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}
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footer {
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text-align: center;
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font-size: 0.7rem;
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margin-top: 22px;
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color: #2c4359;
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opacity: 0.75;
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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="dashboard">
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<div class="gauge-container">
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<canvas id="manometerCanvas" width="500" height="500"></canvas>
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</div>
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<div class="value-wrapper">
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<div class="pressure-value" id="currentPressureDisplay">0.0 атм</div>
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</div>
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<div class="sliders-panel">
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<div class="slider-group">
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<label>
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Нижний порог (включение)
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<span id="minThresholdVal">1.40</span> атм
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</label>
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<input type="range" id="minSlider" min="0" max="8" step="0.05" value="1.4">
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</div>
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<div class="slider-group">
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<label>
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Верхний порог (выключение)
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<span id="maxThresholdVal">6.20</span> атм
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</label>
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<input type="range" id="maxSlider" min="0" max="8" step="0.05" value="6.2">
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</div>
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<button class="save-btn" id="saveButton">💾 СОХРАНИТЬ ЗНАЧЕНИЯ</button>
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</div>
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</div>
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<div id="toastMsg" class="toast-msg">✓ Пороги сохранены</div>
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<script>
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(function() {
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// Константы
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const MIN_PRESSURE = 0;
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const MAX_PRESSURE = 8;
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const START_ANGLE = -225; // градусы
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const END_ANGLE = 45;
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// DOM элементы
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const canvas = document.getElementById('manometerCanvas');
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const ctx = canvas.getContext('2d');
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const minSlider = document.getElementById('minSlider');
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const maxSlider = document.getElementById('maxSlider');
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const minSpan = document.getElementById('minThresholdVal');
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const maxSpan = document.getElementById('maxThresholdVal');
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const pressureDisplay = document.getElementById('currentPressureDisplay');
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const saveBtn = document.getElementById('saveButton');
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const toast = document.getElementById('toastMsg');
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// Состояние
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let minThreshold = 1.4;
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let maxThreshold = 6.2;
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let currentPressure = 2.7;
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let pressureDirection = 1;
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let animationFrameId = null;
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let lastTimestamp = 0;
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// Предрасчет для отрисовки шкалы (кеширование)
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let cachedScale = null;
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let canvasWidth = 500, canvasHeight = 500;
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// Утилиты
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const degToRad = (deg) => (deg * Math.PI) / 180;
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// Предрасчет всех меток шкалы (оптимизация)
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function buildScaleCache() {
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const cache = [];
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const centerX = canvasWidth / 2;
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const centerY = canvasHeight / 2;
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const radius = canvasWidth * 0.42;
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const startRad = degToRad(START_ANGLE);
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const endRad = degToRad(END_ANGLE);
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const angleRange = endRad - startRad;
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for (let p = MIN_PRESSURE; p <= MAX_PRESSURE + 0.01; p += 0.1) {
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const pressure = Math.round(p * 10) / 10;
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if (pressure > MAX_PRESSURE) continue;
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const t = (pressure - MIN_PRESSURE) / (MAX_PRESSURE - MIN_PRESSURE);
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const angle = startRad + t * angleRange;
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const isFullAtm = Math.abs(pressure - Math.round(pressure)) < 0.01;
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const isHalfAtm = !isFullAtm && (Math.abs(pressure * 2 - Math.round(pressure * 2)) < 0.05);
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let innerR, outerR, lineWidth;
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if (isFullAtm) {
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innerR = radius - 18;
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outerR = radius + 8;
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lineWidth = 2.8;
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} else if (isHalfAtm) {
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innerR = radius - 13;
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outerR = radius + 5;
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lineWidth = 2.0;
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} else {
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innerR = radius - 9;
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outerR = radius + 2;
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lineWidth = 1.2;
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}
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const x1 = centerX + innerR * Math.cos(angle);
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const y1 = centerY + innerR * Math.sin(angle);
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const x2 = centerX + outerR * Math.cos(angle);
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const y2 = centerY + outerR * Math.sin(angle);
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cache.push({
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pressure,
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isFullAtm,
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x1, y1, x2, y2,
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lineWidth,
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textX: isFullAtm ? centerX + (radius - 27) * Math.cos(angle) - 8 : null,
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textY: isFullAtm ? centerY + (radius - 27) * Math.sin(angle) + 7 : null
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});
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}
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return cache;
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}
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// Отрисовка шкалы из кеша
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function drawScale() {
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if (!cachedScale) return;
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for (const mark of cachedScale) {
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ctx.beginPath();
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ctx.moveTo(mark.x1, mark.y1);
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ctx.lineTo(mark.x2, mark.y2);
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ctx.lineWidth = mark.lineWidth;
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ctx.strokeStyle = '#2f415b';
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ctx.stroke();
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if (mark.isFullAtm && mark.textX !== null) {
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ctx.font = `600 ${canvasWidth * 0.048}px "Segoe UI"`;
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ctx.fillStyle = '#2c4b67';
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ctx.fillText(Math.round(mark.pressure).toString(), mark.textX, mark.textY);
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}
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}
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}
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function drawThresholdMark(pressure, color) {
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const w = canvas.width, h = canvas.height;
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const centerX = w / 2, centerY = h / 2;
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const radius = w * 0.42;
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const startRad = degToRad(START_ANGLE);
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const endRad = degToRad(END_ANGLE);
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const t = Math.min(Math.max((pressure - MIN_PRESSURE) / (MAX_PRESSURE - MIN_PRESSURE), 0), 1);
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const angle = startRad + t * (endRad - startRad);
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const innerRad = radius - 18;
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const outerRad = radius + 22;
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const x1 = centerX + innerRad * Math.cos(angle);
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const y1 = centerY + innerRad * Math.sin(angle);
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const x2 = centerX + outerRad * Math.cos(angle);
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const y2 = centerY + outerRad * Math.sin(angle);
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ctx.beginPath();
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ctx.moveTo(x1, y1);
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ctx.lineTo(x2, y2);
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ctx.lineWidth = 8;
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ctx.strokeStyle = color;
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ctx.shadowBlur = 2;
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ctx.shadowColor = "rgba(0,0,0,0.3)";
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ctx.stroke();
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ctx.shadowBlur = 0;
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}
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// Отрисовка стрелки (упрощенная и быстрая)
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function drawPointer(angle, centerX, centerY, radius) {
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const mainLength = radius - 20;
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const tailLength = radius * 0.27;
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const dirX = Math.cos(angle);
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const dirY = Math.sin(angle);
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const perpX = -Math.sin(angle);
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const perpY = Math.cos(angle);
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// Тело стрелки
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const baseDist = 14;
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const baseWidth = 18;
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const tipWidth = 4;
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const baseLeftX = centerX + baseDist * dirX + (baseWidth/2) * perpX;
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const baseLeftY = centerY + baseDist * dirY + (baseWidth/2) * perpY;
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const baseRightX = centerX + baseDist * dirX - (baseWidth/2) * perpX;
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const baseRightY = centerY + baseDist * dirY - (baseWidth/2) * perpY;
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const tipX = centerX + mainLength * dirX;
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const tipY = centerY + mainLength * dirY;
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const tipLeftX = tipX + (tipWidth/2) * perpX;
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const tipLeftY = tipY + (tipWidth/2) * perpY;
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const tipRightX = tipX - (tipWidth/2) * perpX;
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const tipRightY = tipY - (tipWidth/2) * perpY;
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ctx.beginPath();
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ctx.moveTo(baseLeftX, baseLeftY);
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ctx.lineTo(tipLeftX, tipLeftY);
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ctx.lineTo(tipRightX, tipRightY);
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ctx.lineTo(baseRightX, baseRightY);
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ctx.closePath();
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const metalGrad = ctx.createLinearGradient(
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centerX + dirX * 10, centerY + dirY * 10,
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centerX + dirX * (mainLength - 15), centerY + dirY * (mainLength - 15)
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);
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metalGrad.addColorStop(0, '#e0e5ec');
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metalGrad.addColorStop(0.5, '#9aa0ac');
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metalGrad.addColorStop(1, '#cbd0d9');
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ctx.fillStyle = metalGrad;
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ctx.fill();
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ctx.strokeStyle = '#4f5a66';
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ctx.lineWidth = 0.8;
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ctx.stroke();
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// Хвостовик
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const tailAngle = angle + Math.PI;
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const tailDirX = Math.cos(tailAngle);
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const tailDirY = Math.sin(tailAngle);
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const tailPerpX = -Math.sin(tailAngle);
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const tailPerpY = Math.cos(tailAngle);
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const tailBaseDist = 12;
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const tailWidth = 12;
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const tailEndX = centerX + tailLength * tailDirX;
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const tailEndY = centerY + tailLength * tailDirY;
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const tailBaseX = centerX + tailBaseDist * tailDirX;
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const tailBaseY = centerY + tailBaseDist * tailDirY;
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const tailLeftX = tailBaseX + (tailWidth/2) * tailPerpX;
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const tailLeftY = tailBaseY + (tailWidth/2) * tailPerpY;
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const tailRightX = tailBaseX - (tailWidth/2) * tailPerpX;
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const tailRightY = tailBaseY - (tailWidth/2) * tailPerpY;
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const tailEndLeftX = tailEndX + (tailWidth/2.5) * tailPerpX;
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const tailEndLeftY = tailEndY + (tailWidth/2.5) * tailPerpY;
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const tailEndRightX = tailEndX - (tailWidth/2.5) * tailPerpX;
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const tailEndRightY = tailEndY - (tailWidth/2.5) * tailPerpY;
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ctx.beginPath();
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ctx.moveTo(tailLeftX, tailLeftY);
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ctx.lineTo(tailEndLeftX, tailEndLeftY);
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ctx.lineTo(tailEndRightX, tailEndRightY);
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ctx.lineTo(tailRightX, tailRightY);
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ctx.fillStyle = '#8f95a1';
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ctx.fill();
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ctx.stroke();
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}
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// Основная отрисовка
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function drawGauge() {
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if (!ctx) return;
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const w = canvas.width, h = canvas.height;
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const centerX = w / 2, centerY = h / 2;
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const radius = w * 0.42;
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ctx.clearRect(0, 0, w, h);
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ctx.shadowBlur = 0;
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// Внешний ободок
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ctx.beginPath();
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ctx.arc(centerX, centerY, radius + 8, 0, Math.PI * 2);
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ctx.strokeStyle = '#bfb8a8';
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ctx.lineWidth = 3;
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ctx.stroke();
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// Шкала (из кеша)
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drawScale();
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// Подпись "атм"
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ctx.font = `500 ${w * 0.045}px "Segoe UI"`;
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ctx.fillStyle = "#2c5a6e";
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ctx.fillText("атм", centerX - 18, centerY + radius * 0.72);
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// Пороги
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drawThresholdMark(minThreshold, '#d43f34');
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drawThresholdMark(maxThreshold, '#e68a2e');
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// Стрелка
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const startRad = degToRad(START_ANGLE);
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const endRad = degToRad(END_ANGLE);
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const t = (currentPressure - MIN_PRESSURE) / (MAX_PRESSURE - MIN_PRESSURE);
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const angle = startRad + Math.min(Math.max(t, 0), 1) * (endRad - startRad);
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ctx.shadowBlur = 6;
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ctx.shadowColor = "rgba(0,0,0,0.35)";
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drawPointer(angle, centerX, centerY, radius);
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ctx.shadowBlur = 0;
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// Центральная ступица
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ctx.fillStyle = "#353c45";
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ctx.beginPath();
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ctx.arc(centerX, centerY, 13, 0, 2 * Math.PI);
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ctx.fill();
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const hubGrad = ctx.createLinearGradient(centerX - 5, centerY - 5, centerX + 5, centerY + 5);
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hubGrad.addColorStop(0, "#a9b2c2");
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hubGrad.addColorStop(1, "#7a8494");
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ctx.fillStyle = hubGrad;
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ctx.beginPath();
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ctx.arc(centerX, centerY, 9, 0, 2 * Math.PI);
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ctx.fill();
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ctx.fillStyle = "#d4dce6";
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ctx.beginPath();
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ctx.arc(centerX, centerY, 4, 0, 2 * Math.PI);
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ctx.fill();
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}
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// Симуляция давления с requestAnimationFrame (более плавно)
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function updatePressure(timestamp) {
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if (!lastTimestamp) {
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lastTimestamp = timestamp;
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animationFrameId = requestAnimationFrame(updatePressure);
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return;
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}
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const delta = Math.min(timestamp - lastTimestamp, 50) / 1000;
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lastTimestamp = timestamp;
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const step = 0.4 * delta; // ~0.4 атм/сек
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if (pressureDirection === 1) {
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currentPressure = Math.min(currentPressure + step, maxThreshold);
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if (currentPressure >= maxThreshold) pressureDirection = -1;
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} else {
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currentPressure = Math.max(currentPressure - step, minThreshold);
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if (currentPressure <= minThreshold) pressureDirection = 1;
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}
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currentPressure = Math.min(Math.max(currentPressure, MIN_PRESSURE), MAX_PRESSURE);
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pressureDisplay.innerText = currentPressure.toFixed(2) + " атм";
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drawGauge();
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animationFrameId = requestAnimationFrame(updatePressure);
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}
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// Обновление UI
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function updateUI() {
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minSlider.value = minThreshold;
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maxSlider.value = maxThreshold;
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minSpan.innerText = minThreshold.toFixed(2);
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maxSpan.innerText = maxThreshold.toFixed(2);
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drawGauge();
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}
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// Обработчики событий
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function initEvents() {
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minSlider.addEventListener('input', () => {
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let val = parseFloat(minSlider.value);
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if (val >= maxThreshold) {
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val = Math.max(MIN_PRESSURE, maxThreshold - 0.08);
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minSlider.value = val;
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}
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minThreshold = val;
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minSpan.innerText = minThreshold.toFixed(2);
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drawGauge();
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});
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maxSlider.addEventListener('input', () => {
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let val = parseFloat(maxSlider.value);
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if (val <= minThreshold) {
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val = Math.min(MAX_PRESSURE, minThreshold + 0.08);
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maxSlider.value = val;
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}
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maxThreshold = val;
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maxSpan.innerText = maxThreshold.toFixed(2);
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drawGauge();
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});
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saveBtn.addEventListener('click', () => {
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if (minThreshold >= maxThreshold) {
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minThreshold = Math.max(MIN_PRESSURE, maxThreshold - 0.1);
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maxThreshold = Math.min(MAX_PRESSURE, minThreshold + 0.1);
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minSlider.value = minThreshold;
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maxSlider.value = maxThreshold;
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}
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minSpan.innerText = minThreshold.toFixed(2);
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maxSpan.innerText = maxThreshold.toFixed(2);
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drawGauge();
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toast.classList.add('show');
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setTimeout(() => toast.classList.remove('show'), 1500);
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});
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}
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// Инициализация
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function init() {
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canvasWidth = canvas.width;
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canvasHeight = canvas.height;
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cachedScale = buildScaleCache();
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initEvents();
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updateUI();
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animationFrameId = requestAnimationFrame(updatePressure);
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window.addEventListener('resize', () => {
|
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drawGauge();
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||
});
|
||
}
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||
|
||
init();
|
||
})();
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||
</script>
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</body>
|
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</html>
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