Stacked Line with LineMarker

This sample shows a FlexChart stacked line chart with symbols and a Line Marker.

To display the Line Marker, you'll want to use a mouse enter event to set the Line Marker's isVisible property to true. You can then use a mouse leave event to set it to false.

Learn about FlexChart | FlexChart API Reference

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import './styles.css'; import { isArray } from '@mescius/wijmo'; import * as chart from '@mescius/wijmo.chart'; import * as animation from '@mescius/wijmo.chart.animation'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { let linechart = new chart.FlexChart('#chart', { legend: { position: chart.Position.Bottom }, stacking: chart.Stacking.Stacked, chartType: chart.ChartType.LineSymbols, bindingX: 'year', tooltip: { content: '' }, series: [ { binding: 'africa', name: 'Africa' }, { binding: 'asia', name: 'Asia' }, { binding: 'europe', name: 'Europe' }, { binding: 'southAmerica', name: 'South America' }, { binding: 'northAmerica', name: 'North America' } ], axisY: { title: 'Populations(in millions)' }, itemsSource: getData(), palette: getRandomPalette() }); // let ani = new animation.ChartAnimation(linechart); // // add a LineMarker var lm = new chart.LineMarker(linechart, { isVisible: false, lines: 'Both', interaction: 'Move', content: (ht) => { if (ht.item) { let s = `<b>Poplations(in millions)</b></br>Year: ${ht.item.year}`; for (let key in ht.item) { if (key !== 'year') { s += `</br> ${key}: ${ht.item[key]}`; } } return s; } else { return 'No items here...'; } } }); // // show the marker when the mouse is over the chart linechart.addEventListener(linechart.hostElement, 'mouseenter', function () { lm.isVisible = true; }); // linechart.addEventListener(linechart.hostElement, 'mouseleave', function () { lm.isVisible = false; }); } // function getRandomPalette() { let palettes = Object.keys(chart.Palettes) .filter(prop => isArray(chart.Palettes[prop])); let rand = Math.floor(Math.random() * palettes.length); // return chart.Palettes[palettes[rand]]; }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexChart Stacked Line with LineMarker</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="chart"></div> </div> </body> </html>
// World Population // https://en.wikipedia.org/wiki/World_population export function getData() { return [ { year: '1950', africa: 229, asia: 1394, europe: 549, southAmerica: 169, northAmerica: 172 }, { year: '1955', africa: 254, asia: 1534, europe: 577, southAmerica: 193, northAmerica: 187 }, { year: '1960', africa: 285, asia: 1687, europe: 606, southAmerica: 221, northAmerica: 204 }, { year: '1965', africa: 322, asia: 1875, europe: 635, southAmerica: 254, northAmerica: 219 }, { year: '1970', africa: 366, asia: 2120, europe: 657, southAmerica: 288, northAmerica: 231 }, { year: '1975', africa: 416, asia: 2378, europe: 677, southAmerica: 326, northAmerica: 242 }, { year: '1980', africa: 478, asia: 2626, europe: 694, southAmerica: 365, northAmerica: 254 }, { year: '1985', africa: 550, asia: 2897, europe: 708, southAmerica: 406, northAmerica: 267.9 }, { year: '1990', africa: 632, asia: 3202, europe: 721, southAmerica: 447, northAmerica: 281 }, { year: '1995', africa: 720, asia: 3475, europe: 728, southAmerica: 487, northAmerica: 296.1 }, { year: '2000', africa: 814, asia: 3714, europe: 726, southAmerica: 527, northAmerica: 314.1 }, { year: '2005', africa: 920, asia: 3945, europe: 729, southAmerica: 564, northAmerica: 329.4 }, { year: '2010', africa: 1044, asia: 4170, europe: 735, southAmerica: 600, northAmerica: 344 }, { year: '2015', africa: 1196, asia: 4393, europe: 738, southAmerica: 634, northAmerica: 358 } ]; }
body { margin-bottom: 24px; } .wj-flexchart .wj-chart-linemarker { background: transparent; } .wj-chart-linemarker-content { padding: 12px; margin: 6px; background: white; border-radius: 3px; box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23); } .wj-flexchart .wj-chart-linemarker .wj-chart-linemarker-hline, .wj-flexchart .wj-chart-linemarker .wj-chart-linemarker-vline { height: 1px; width: 1px; opacity: .5; background: navy; }
(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.style': 'npm:@mescius/wijmo.grid.style/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);