Overview

The FlexChart control allows you to visualize tabular data as business charts. It provides a variety of options about how to present and interact with the data, including selection, zooming, drill-down, formatting, and 80+ JavaScript chart types.

Learn about FlexChart | FlexChart API Reference

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import './styles.css'; import { Aggregate, Globalize, httpRequest } from '@mescius/wijmo'; import { ChartElement, ChartType, FlexChart, Position } from '@mescius/wijmo.chart'; import { RangeSelector } from '@mescius/wijmo.chart.interaction'; import { AggregateSeries } from './AggregateSeries'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { const palette = ['rgba(3,62,118,1)', 'rgba(135,192,72,1)', 'rgba(89,130,44,1)']; // // create the chart const theChart = new FlexChart('#theChart', { bindingX: 'date', legend: { position: 'Bottom' }, chartType: ChartType.Line, legendToggle: true, series: [ { binding: 'high', name: 'High' }, { binding: 'low', name: 'Low' } ], tooltip: { content: function (ht) { if (!ht) { return ''; } else if (ht.x && ht.y) { return '<b>Date:</b> ' + Globalize.formatDate(ht.x, 'MM-dd-yyyy') + '<br>' + '<b>Value:</b> ' + ht.y.toFixed(2); } } }, palette: palette, plotMargin: 'NaN 40 NaN 40' // top, right, bottom, left }); // // create the chart with range selector var theChartSelector = new FlexChart('#theChartSelector', { bindingX: 'date', chartType: ChartType.Area, legend: { position: Position.None }, axisX: { position: Position.None }, axisY: { position: Position.None }, tooltip: { content: '' }, palette: palette, series: [ { binding: 'close' } ], plotMargin: 'NaN 40 NaN 40' // top, right, bottom, left }); // const aggSeries = new AggregateSeries(); // const rangeSelector = new RangeSelector(theChartSelector, { seamless: true, rangeChanged: function (sender) { theChart.beginUpdate(); theChart.axisX.min = sender.min; theChart.axisX.max = sender.max; if (aggSeries.autoGroupIntervals.length === 1) { aggSeries.autoGroupIntervals = ['WW', 'MM', 'YYYY']; } theChart.endUpdate(); } }); // httpRequest('data/data.json', { success: xhr => { let data = JSON.parse(xhr.responseText); data.forEach((v) => v.date = new Date(v.date)); initChart(data); theChartSelector.itemsSource = data; } }); // function initChart(data) { theChart.beginUpdate(); theChart.itemsSource = data; theChart.axisX.min = data[0].date; theChart.axisX.max = data[data.length - 1].date; aggSeries.itemsSource = data; aggSeries.chartType = ChartType.Column; aggSeries.binding = 'close'; aggSeries.bindingX = 'date'; aggSeries.name = 'Aggregate Avg'; aggSeries.groupAggregate = Aggregate.Avg; aggSeries.autoGroupIntervals = ["YYYY"]; aggSeries.autoInterval = true; aggSeries.itemFormatter = (engine, hitTestInfo, defaultFormat) => { let ht = hitTestInfo; if (ht.chartElement == ChartElement.SeriesSymbol) { let s = ht.series, len = s.getValues(0).length, vLen = s._values.length, c = ht.chart, ax = c.axisX, dx = c._dataInfo.dx * vLen / len, pt = ht.point, y = c.axisY.convert(c.axisY.actualMin), x = Math.abs(ax.convert(dx) - ax.convert(0)); // engine.drawRect(pt.x - x / 2, pt.y, x, y - pt.y, null, s.symbolStyle); } }; theChart.series.push(aggSeries); theChart.endUpdate(); } }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexChart Overview</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.5/system.src.js" integrity="sha512-skZbMyvYdNoZfLmiGn5ii6KmklM82rYX2uWctBhzaXPxJgiv4XBwJnFGr5k8s+6tE1pcR1nuTKghozJHyzMcoA==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div class="container-fluid"> <div id="theChart"></div> <div id="theChartSelector" class="chart-selector"></div> </div> </body> </html>
.wj-flexchart { height: 300px; } .wj-flexchart { margin: 10px 0; } .wj-flexchart .wj-chart-rangeselector-container .wj-chart-hrangeslider .wj-rangeslider-minhandle, .wj-flexchart .wj-chart-rangeselector-container .wj-chart-hrangeslider .wj-rangeslider-maxhandle { height: 20px; width: 20px; border-radius: 50%; border: 1px solid hsla(0, 0%, 50.2%, 0.75); top: 0; bottom: 0; margin: auto; color: hsl(0, 0%, 50.2%); background: #d3d3d3; opacity: 1; } .wj-flexchart .wj-chart-rangeselector-container .wj-chart-hrangeslider .wj-rangeslider-minhandle:after, .wj-flexchart .wj-chart-rangeselector-container .wj-chart-hrangeslider .wj-rangeslider-maxhandle:after { content: "‖"; text-align: center; width: 100%; display: inline-block; position: absolute; margin: 0; top: 50%; transform: translateY(-55%); opacity: 0.75; } .chart-selector { height: 60px; } body { margin-bottom: 24pt; }
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true }, meta: { '*.css': { loader: 'css' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { 'jszip': 'npm:jszip/dist/jszip.js', '@mescius/wijmo': 'npm:@mescius/wijmo/index.js', '@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js', '@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles', '@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures', '@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js', '@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js', '@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js', '@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js', '@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js', '@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js', '@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js', '@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js', '@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js', '@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js', '@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js', '@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js', '@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js', '@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js', '@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js', '@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js', '@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js', '@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js', '@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js', '@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js', '@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js', '@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js', '@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js', '@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js', '@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js', '@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js', '@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js', '@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js', '@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js', '@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js', '@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js', '@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js', '@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js', '@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js', '@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js', '@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js', '@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js', '@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js', '@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js', '@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js', '@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js', '@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js', 'jszip': 'npm:jszip/dist/jszip.js', 'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css', 'css': 'npm:systemjs-plugin-css/css.js', 'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js', 'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js' }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, } }); })(this);