531 lines
19 KiB
HTML
531 lines
19 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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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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<meta http-equiv="X-Content-Type-Options" content="nosniff">
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<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate">
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<meta http-equiv="Pragma" content="no-cache">
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<meta http-equiv="Expires" content="0">
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<title>实时K线图</title>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/echarts@5.4.3/dist/echarts.min.js"></script>
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<style>
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#kline-chart {
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width: 100%;
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height: 800px;
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margin: 20px auto;
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}
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.symbol-selector {
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margin: 20px;
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text-align: center;
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}
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button {
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margin: 10px;
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padding: 10px;
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cursor: pointer;
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}
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.active-symbol {
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background-color: #e0e0e0;
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}
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body {
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margin: 0;
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padding: 0;
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background-color: #f5f5f5;
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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="symbol-selector" id="symbol-buttons">
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<!-- 动态生成按钮 -->
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</div>
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<div id="kline-chart"></div>
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<script>
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let currentSymbol = null;
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const socket = io();
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const symbolButtons = document.getElementById('symbol-buttons');
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let chart = null;
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// 初始化图表
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function initChart() {
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if (!chart) {
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chart = echarts.init(document.getElementById('kline-chart'));
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}
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}
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// 初始化数据
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fetch('/api/data')
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.then(response => response.json())
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.then(data => {
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updateSymbolButtons(data);
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if (Object.keys(data).length > 0) {
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currentSymbol = Object.keys(data)[0];
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updateChart(data[currentSymbol]);
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}
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})
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.catch(error => {
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console.error('Error fetching data:', error);
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});
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// WebSocket事件处理
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socket.on('connect', () => {
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console.log('Connected to server');
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});
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socket.on('data_update', (data) => {
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updateSymbolButtons(data);
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if (currentSymbol && data[currentSymbol]) {
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updateChart(data[currentSymbol]);
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}
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});
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function updateSymbolButtons(data) {
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symbolButtons.innerHTML = '';
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Object.keys(data).forEach(symbol => {
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const button = document.createElement('button');
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button.textContent = symbol;
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button.onclick = () => {
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currentSymbol = symbol;
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updateChart(data[symbol]);
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};
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if (symbol === currentSymbol) {
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button.classList.add('active-symbol');
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}
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symbolButtons.appendChild(button);
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});
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}
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function updateChart(data) {
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initChart();
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// 准备数据
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const dates = data.map(item => item.datetime);
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const klineData = data.map(item => [
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parseFloat(item.open),
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parseFloat(item.close),
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parseFloat(item.low),
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parseFloat(item.high)
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]);
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const volumes = data.map(item => parseFloat(item.volume));
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const ultimateValues = data.map(item => parseFloat(item.终极平滑值));
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const deltaSums = data.map(item => parseFloat(item.delta累计));
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const djValues = data.map(item => parseFloat(item.dj));
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const deltaValues = data.map(item => parseFloat(item.delta));
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// 处理POC数据，将缺值替换为前一个有效值
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let pocValues = data.map(item => item.POC);
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let lastValidPoc = null;
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pocValues = pocValues.map(value => {
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if (value === '缺值') {
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return lastValidPoc;
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} else {
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lastValidPoc = parseFloat(value);
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return lastValidPoc;
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}
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});
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// 计算120日均线
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const closes = data.map(item => parseFloat(item.close));
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const ma120 = calculateMA(closes, 120);
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// 处理 delta 累计数据，用于标记箭头
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const arrowMarks = [];
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for (let i = 1; i < deltaSums.length; i++) {
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if (deltaSums[i - 1] < 0 && deltaSums[i] > 0 && ultimateValues[i] > ma120[i]) {
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// 前一个值小于0，后一个值大于0，标记向上箭头
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arrowMarks.push({
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coord: [dates[i], data[i].low - 0.1], // 标记在 K 线下方
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symbol: 'path://M0,10 L5,0 L10,10 Z',
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symbolSize: [10, 10],
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symbolOffset: [0, 5],
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itemStyle: {
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color: 'red'
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}
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});
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} else if (deltaSums[i - 1] > 0 && deltaSums[i] < 0 && ultimateValues[i] < ma120[i] ) {
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// 前一个值大于0，后一个值小于0，标记向下箭头
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arrowMarks.push({
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coord: [dates[i], data[i].high + 0.1], // 标记在 K 线上方
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symbol: 'path://M0,0 L5,10 L10,0 Z',
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symbolSize: [10, 10],
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symbolOffset: [0, -5],
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itemStyle: {
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color: 'green'
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}
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});
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}
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}
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// 处理 dj 数据，用于标记圆
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const circleMarks = [];
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for (let i = 0; i < djValues.length; i++) {
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let startIndex = Math.max(0, i - 119);
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let recentDJValues = djValues.slice(startIndex, i + 1);
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let maxDJ = Math.max(...recentDJValues);
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let minDJ = Math.min(...recentDJValues);
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if (djValues[i] >= Math.max(maxDJ * 0.8, 8) && ultimateValues[i] > ma120[i]) {
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// * 0.8 dj 大于等于最近120个dj值的最大值的80%，标记向上的红色圆
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circleMarks.push({
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coord: [dates[i], data[i].low - 5.1], // 标记在 K 线下方
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symbol: 'circle',
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symbolSize: 10,
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symbolOffset: [0, 5],
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itemStyle: {
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color: 'red'
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}
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});
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} else if (djValues[i] <= Math.min(minDJ * 0.8,-8) && ultimateValues[i] < ma120[i]) {
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// * 0.8 dj 小于等于最近120个dj值的最小值的80%，标记向下的绿色圆
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circleMarks.push({
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coord: [dates[i], data[i].high + 5.1], // 标记在 K 线上方
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symbol: 'circle',
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symbolSize: 10,
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symbolOffset: [0, -5],
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itemStyle: {
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color: 'green'
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}
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});
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}
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}
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// 处理 delta 值数据，用于标记方块
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const squareMarks = [];
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for (let i = 0; i < deltaValues.length; i++) {
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let startIndex = Math.max(0, i - 119);
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let recentDeltaValues = deltaValues.slice(startIndex, i + 1);
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let maxDelta = Math.max(...recentDeltaValues);
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let minDelta = Math.min(...recentDeltaValues);
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if (deltaValues[i] >= Math.max(maxDelta * 0.8, 350) && ultimateValues[i] > ma120[i]) {
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// * 0.8 delta 值大于等于最近120个delta值的最大值的80%，标记向上的红色方块
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squareMarks.push({
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coord: [dates[i], data[i].low - 10.1],
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symbol: 'rect',
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symbolSize: 10,
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symbolOffset: [0, 5],
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itemStyle: {
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color: 'red'
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}
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});
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} else if (deltaValues[i] <= Math.min(minDelta * 0.8,-350) && ultimateValues[i] < ma120[i]) {
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// * 0.8 delta 值小于等于最近120个delta值的最小值的80%，标记向上的绿色方块
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squareMarks.push({
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coord: [dates[i], data[i].high + 10.1],
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symbol: 'rect',
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symbolSize: 10,
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symbolOffset: [0, -5],
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itemStyle: {
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color: 'green'
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}
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});
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}
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}
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// 合并箭头标记、圆标记和方块标记
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const allMarks = arrowMarks.concat(circleMarks).concat(squareMarks);
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// 配置图表选项
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const option = {
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title: {
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text: `${currentSymbol} K线图`,
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left: 'center'
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},
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tooltip: {
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trigger: 'axis',
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axisPointer: {
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type: 'cross'
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}
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},
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legend: {
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data: ['K线', '120日均线', '终极平滑值', 'POC', '成交量', 'Delta累计', 'DJ值', 'Delta值'],
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top: 30
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},
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grid: [
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{
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left: '10%',
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right: '8%',
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height: '40%'
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},
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{
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left: '10%',
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right: '8%',
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top: '50%',
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height: '10%'
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},
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{
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left: '10%',
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right: '8%',
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top: '60%',
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height: '10%'
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},
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{
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left: '10%',
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right: '8%',
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top: '70%',
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height: '10%'
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},
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{
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left: '10%',
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right: '8%',
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top: '80%',
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height: '10%'
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}
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],
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xAxis: [
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{
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type: 'category',
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data: dates,
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scale: true,
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boundaryGap: false,
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axisLine: {onZero: false},
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splitLine: {show: false},
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splitNumber: 20,
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gridIndex: 0
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},
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{
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type: 'category',
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gridIndex: 1,
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data: dates,
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axisLabel: {show: false}
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},
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{
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type: 'category',
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gridIndex: 2,
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data: dates,
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axisLabel: {show: false}
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},
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{
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type: 'category',
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gridIndex: 3,
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data: dates,
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axisLabel: {show: false}
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},
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{
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type: 'category',
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gridIndex: 4,
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data: dates,
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axisLabel: {show: true}
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}
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],
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yAxis: [
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{
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scale: true,
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splitArea: {
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show: true
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},
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gridIndex: 0
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},
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{
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scale: true,
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gridIndex: 1,
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splitNumber: 2,
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axisLabel: {show: true},
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axisLine: {show: true},
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splitLine: {show: false}
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},
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{
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scale: true,
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gridIndex: 2,
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splitNumber: 2,
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axisLabel: {show: true},
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axisLine: {show: true},
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splitLine: {show: false}
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},
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{
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scale: true,
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gridIndex: 3,
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splitNumber: 2,
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axisLabel: {show: true},
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axisLine: {show: true},
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splitLine: {show: false}
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},
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{
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scale: true,
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gridIndex: 4,
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splitNumber: 2,
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axisLabel: {show: true},
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axisLine: {show: true},
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splitLine: {show: false}
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}
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],
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dataZoom: [
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{
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type: 'inside',
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xAxisIndex: [0, 1, 2, 3, 4],
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start: 50,
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end: 100
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},
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{
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show: true,
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xAxisIndex: [0, 1, 2, 3, 4],
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type: 'slider',
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bottom: '2%',
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start: 50,
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end: 100
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}
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],
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series: [
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{
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name: 'K线',
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type: 'candlestick',
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data: klineData,
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itemStyle: {
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color: 'none', // 空心 K 线，填充颜色设为无
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color0: 'none',
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borderColor: '#ef232a',
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borderColor0: '#14b143',
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borderWidth: 1
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},
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// 添加标记点
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markPoint: {
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data: allMarks
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}
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},
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{
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name: '120日均线',
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type: 'line',
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data: ma120,
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smooth: true,
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lineStyle: {
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opacity: 0.5
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}
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},
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{
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name: '终极平滑值',
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type: 'line',
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data: ultimateValues,
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smooth: true,
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lineStyle: {
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opacity: 0.5
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}
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},
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{
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name: 'POC',
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type: 'line',
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data: pocValues,
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smooth: true,
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lineStyle: {
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color: '#FFD700',
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width: 2,
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opacity: 0.8
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},
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symbol: 'circle',
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symbolSize: 6
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},
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{
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name: '成交量',
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type: 'bar',
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xAxisIndex: 1,
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yAxisIndex: 1,
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data: volumes
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},
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{
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name: 'Delta累计',
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type: 'line',
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xAxisIndex: 2,
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yAxisIndex: 2,
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data: deltaSums,
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smooth: true,
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lineStyle: {
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color: '#4169E1',
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width: 2,
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opacity: 0.8
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},
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markLine: {
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silent: true,
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data: [
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{
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yAxis: 0,
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lineStyle: {
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color: '#999',
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type: 'dashed'
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}
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}
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]
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}
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},
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{
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name: 'DJ值',
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type: 'line',
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xAxisIndex: 3,
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yAxisIndex: 3,
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data: djValues,
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smooth: true,
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lineStyle: {
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color: '#9932CC',
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width: 2,
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opacity: 0.8
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},
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markLine: {
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silent: true,
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data: [
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{
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yAxis: 0,
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lineStyle: {
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color: '#999',
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type: 'dashed'
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}
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}
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]
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}
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},
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{
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name: 'Delta值',
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type: 'line',
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xAxisIndex: 4,
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yAxisIndex: 4,
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data: deltaValues,
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smooth: true,
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lineStyle: {
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color: '#FF8C00',
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width: 2,
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opacity: 0.8
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},
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markLine: {
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silent: true,
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data: [
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{
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yAxis: 0,
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lineStyle: {
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color: '#999',
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type: 'dashed'
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}
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}
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]
|
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}
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}
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]
|
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};
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|
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// 使用配置项显示图表
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chart.setOption(option);
|
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}
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function calculateMA(data, dayCount) {
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||
const result = [];
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for (let i = 0, len = data.length; i < len; i++) {
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if (i < dayCount - 1) {
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result.push('-');
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continue;
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}
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let sum = 0;
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for (let j = 0; j < dayCount; j++) {
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sum += data[i - j];
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}
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result.push(+(sum / dayCount).toFixed(2));
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}
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return result;
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}
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||
// 响应窗口大小变化
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||
window.addEventListener('resize', function() {
|
||
if (chart) {
|
||
chart.resize();
|
||
}
|
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});
|
||
|
||
// 初始化图表
|
||
initChart();
|
||
</script>
|
||
</body>
|
||
</html> |