anotate ui phase 1
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255
TESTCASES/web/static/js/chart_manager.js
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255
TESTCASES/web/static/js/chart_manager.js
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/**
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* ChartManager - Manages Plotly charts for multi-timeframe visualization
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*/
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class ChartManager {
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constructor(containerId, timeframes) {
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this.containerId = containerId;
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this.timeframes = timeframes;
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this.charts = {};
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this.annotations = {};
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this.syncedTime = null;
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console.log('ChartManager initialized with timeframes:', timeframes);
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}
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/**
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* Initialize charts for all timeframes
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*/
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initializeCharts(chartData) {
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console.log('Initializing charts with data:', chartData);
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this.timeframes.forEach(timeframe => {
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if (chartData[timeframe]) {
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this.createChart(timeframe, chartData[timeframe]);
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}
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});
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// Enable crosshair
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this.enableCrosshair();
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}
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/**
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* Create a single chart for a timeframe
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*/
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createChart(timeframe, data) {
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const plotId = `plot-${timeframe}`;
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const plotElement = document.getElementById(plotId);
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if (!plotElement) {
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console.error(`Plot element not found: ${plotId}`);
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return;
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}
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// Create candlestick trace
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const candlestickTrace = {
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x: data.timestamps,
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open: data.open,
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high: data.high,
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low: data.low,
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close: data.close,
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type: 'candlestick',
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name: timeframe,
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increasing: {line: {color: '#10b981'}},
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decreasing: {line: {color: '#ef4444'}}
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};
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// Create volume trace
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const volumeTrace = {
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x: data.timestamps,
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y: data.volume,
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type: 'bar',
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name: 'Volume',
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yaxis: 'y2',
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marker: {color: '#3b82f6', opacity: 0.3}
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};
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const layout = {
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title: '',
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xaxis: {
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rangeslider: {visible: false},
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gridcolor: '#374151',
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color: '#9ca3af'
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},
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yaxis: {
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title: 'Price',
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gridcolor: '#374151',
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color: '#9ca3af'
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},
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yaxis2: {
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title: 'Volume',
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overlaying: 'y',
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side: 'right',
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showgrid: false,
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color: '#9ca3af'
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},
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plot_bgcolor: '#1f2937',
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paper_bgcolor: '#1f2937',
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font: {color: '#f8f9fa'},
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margin: {l: 50, r: 50, t: 20, b: 40},
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hovermode: 'x unified'
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};
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const config = {
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responsive: true,
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displayModeBar: true,
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modeBarButtonsToRemove: ['lasso2d', 'select2d'],
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displaylogo: false
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};
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Plotly.newPlot(plotId, [candlestickTrace, volumeTrace], layout, config);
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// Store chart reference
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this.charts[timeframe] = {
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plotId: plotId,
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data: data,
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element: plotElement
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};
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// Add click handler for annotations
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plotElement.on('plotly_click', (eventData) => {
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this.handleChartClick(timeframe, eventData);
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});
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console.log(`Chart created for ${timeframe}`);
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}
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/**
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* Handle chart click for annotation
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*/
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handleChartClick(timeframe, eventData) {
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if (!eventData.points || eventData.points.length === 0) return;
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const point = eventData.points[0];
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const clickData = {
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timeframe: timeframe,
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timestamp: point.x,
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price: point.close || point.y,
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index: point.pointIndex
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};
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console.log('Chart clicked:', clickData);
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// Trigger annotation manager
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if (window.appState && window.appState.annotationManager) {
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window.appState.annotationManager.handleChartClick(clickData);
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}
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}
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/**
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* Update charts with new data
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*/
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updateCharts(newData) {
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Object.keys(newData).forEach(timeframe => {
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if (this.charts[timeframe]) {
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const plotId = this.charts[timeframe].plotId;
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Plotly.react(plotId, [
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{
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x: newData[timeframe].timestamps,
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open: newData[timeframe].open,
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high: newData[timeframe].high,
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low: newData[timeframe].low,
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close: newData[timeframe].close,
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type: 'candlestick'
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},
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{
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x: newData[timeframe].timestamps,
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y: newData[timeframe].volume,
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type: 'bar',
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yaxis: 'y2'
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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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* Add annotation to charts
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*/
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addAnnotation(annotation) {
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console.log('Adding annotation to charts:', annotation);
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// Store annotation
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this.annotations[annotation.annotation_id] = annotation;
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// Add markers to relevant timeframe chart
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const timeframe = annotation.timeframe;
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if (this.charts[timeframe]) {
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// TODO: Add visual markers using Plotly annotations
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this.updateChartAnnotations(timeframe);
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}
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}
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/**
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* Remove annotation from charts
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*/
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removeAnnotation(annotationId) {
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if (this.annotations[annotationId]) {
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const annotation = this.annotations[annotationId];
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delete this.annotations[annotationId];
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// Update chart
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if (this.charts[annotation.timeframe]) {
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this.updateChartAnnotations(annotation.timeframe);
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}
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}
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}
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/**
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* Update chart annotations
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*/
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updateChartAnnotations(timeframe) {
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// TODO: Implement annotation rendering on charts
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console.log(`Updating annotations for ${timeframe}`);
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}
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/**
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* Highlight annotation
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*/
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highlightAnnotation(annotationId) {
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console.log('Highlighting annotation:', annotationId);
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// TODO: Implement highlight effect
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}
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/**
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* Enable crosshair cursor
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*/
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enableCrosshair() {
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// Crosshair is enabled via hovermode in layout
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console.log('Crosshair enabled');
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}
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/**
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* Handle zoom
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*/
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handleZoom(zoomFactor) {
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Object.values(this.charts).forEach(chart => {
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Plotly.relayout(chart.plotId, {
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'xaxis.range[0]': null,
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'xaxis.range[1]': null
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});
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});
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}
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/**
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* Reset zoom
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*/
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resetZoom() {
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Object.values(this.charts).forEach(chart => {
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Plotly.relayout(chart.plotId, {
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'xaxis.autorange': true,
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'yaxis.autorange': true
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});
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});
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}
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/**
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* Synchronize time navigation across charts
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*/
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syncTimeNavigation(timestamp) {
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this.syncedTime = timestamp;
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// TODO: Implement time synchronization
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console.log('Syncing charts to timestamp:', timestamp);
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}
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}
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