Legends and Titles (Vue)

The FlexChart control has header, footer and the Axis title properties that you can use to include more information in your charts. You can also customize these sections of the chart using CSS.

Learn about FlexChart | Legends and Titles Documentation | FlexChart API Reference

This example uses Vue.

<template> <div class="container-fluid"> <div class="form-group"> <label for="header">Header: </label> <wj-combo-box :text="header" :textChanged="headerChanged"></wj-combo-box><br> <label for="footer">Footer: </label> <wj-combo-box :text="footer" :textChanged="footerChanged"></wj-combo-box><br> <label for="xTitle">X-Axis Title: </label> <wj-combo-box :text="xTitle" :textChanged="xTitleChanged"></wj-combo-box><br> <label for="yTitle">Y-Axis Title: </label> <wj-combo-box :text="yTitle" :textChanged="yTitleChanged"></wj-combo-box><br> <label for="customTitles">Custom Titles: </label> <input id="customTitles" type="checkbox" v-model="customTitles" v-on:change="customTitleChange"><br> <label for="customLegend">Custom Legend: </label> <input id="customLegend" type="checkbox" v-model="customLegend" v-on:change="customLegendChange"><br> <label for="legendPosition">Legend Position: </label> <wj-combo-box :text="legendPosition" :textChanged="legendPositionChanged" :itemsSource="comboData"></wj-combo-box><br> <wj-flex-chart class="custom-titles custom-legend" bindingX="country" :header="header" :footer="footer" :itemsSource="data" :palette="palette" :initialized="initializeChart"> <wj-flex-chart-legend :position="legendPosition"></wj-flex-chart-legend> <wj-flex-chart-axis wjProperty="axisX" :title="xTitle"></wj-flex-chart-axis> <wj-flex-chart-axis wjProperty="axisY" :title="yTitle"></wj-flex-chart-axis> <wj-flex-chart-series binding="sales" name="Sales"></wj-flex-chart-series> <wj-flex-chart-series binding="expenses" name="Expenses"></wj-flex-chart-series> <wj-flex-chart-series binding="downloads" name="Downloads"></wj-flex-chart-series> </wj-flex-chart> </div> </div> </template> <script> import "@mescius/wijmo.styles/wijmo.css"; import 'bootstrap.css'; import Vue from 'vue'; import '@mescius/wijmo.vue2.core'; import '@mescius/wijmo.vue2.input'; import '@mescius/wijmo.vue2.chart'; import { getData, getComboData } from './data'; import { isArray, toggleClass } from '@mescius/wijmo'; import { Palettes } from '@mescius/wijmo.chart'; let App = Vue.extend({ name: 'app', data: function () { return { data: getData(), comboData: getComboData(), header: "My Great Chart", footer: "powered by Wijmo's FlexChart", xTitle: "country", yTitle: "values/units", legendPosition: 'Left', customTitles: true, customLegend: true, palette: this.getRandomPalette() } }, methods: { initializeChart: function(flex) { this.theChart = flex; }, customTitleChange: function(input) { toggleClass(this.theChart.hostElement, 'custom-titles', input.checked); }, customLegendChange: function(input) { toggleClass(this.theChart.hostElement, 'custom-legend', input.checked); }, legendPositionChanged: function(combo) { this.legendPosition = combo.text; }, getRandomPalette: function() { let palettes = Object.keys(Palettes).filter(prop => isArray(Palettes[prop])); let rand = Math.floor(Math.random() * palettes.length); // return Palettes[palettes[rand]]; }, headerChanged: function(combo) { this.header = combo.text; }, footerChanged: function(combo) { this.footer = combo.text; }, xTitleChanged: function(combo) { this.xTitle = combo.text; }, yTitleChanged: function(combo) { this.yTitle = combo.text; } } }) new Vue({ render: h => h(App) }).$mount('#app'); </script> <style> body { margin-bottom: 24px; } label { margin-right: 3px; width: 150px; text-align: right; } /* custom color for all titles */ .custom-titles.wj-flexchart .wj-title { fill: #42357C; } /* custom size/weight for header */ .custom-titles.wj-flexchart .wj-header .wj-title { font-size: 120%; font-weight: bold; } /* custom size/weight for footer */ .custom-titles.wj-flexchart .wj-footer .wj-title { font-size: 90%; font-weight: bold; } /* custom style for axis-x/y titles */ .custom-titles.wj-flexchart .wj-axis-x .wj-title, .custom-titles.wj-flexchart .wj-axis-y .wj-title{ font-size: 75%; font-style: normal; opacity: .5; } .wj-flexchart .wj-legend .wj-label { opacity: .9; font-size: 80%; } /* custom color for legend box */ .custom-legend.wj-flexchart .wj-legend > rect { fill: #003000; } /* custom color for legend labels */ .custom-legend.wj-flexchart .wj-legend .wj-label { fill: white; font-style: italic; } </style>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo FlexChart Legends and Titles</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.vue'); </script> </head> <body> <div id="app"></div> </body> </html>
export function getData() { let countries = 'US,Germany,UK,Japan,Italy,Greece'.split(','), data = []; // for (let i = 0; i < countries.length; i++) { data.push({ country: countries[i], sales: Math.random() * 10000, expenses: Math.random() * 5000, downloads: Math.round(Math.random() * 20000) }); } // return data; } // export function getComboData() { return 'None,Top,Bottom,Left,Right'.split(','); }
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true }, meta: { '*.css': { loader: 'css' }, '*.vue': { loader: 'vue-loader' } //'*.vue': { loader: 'systemjs-plugin-vue' } }, paths: { // paths serve as alias 'npm:': 'node_modules/' }, // map tells the System loader where to look for things map: { '@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': 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'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': 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'npm:@mescius/wijmo.vue2.barcode.composite/index.js', '@mescius/wijmo.vue2.barcode.specialized': 'npm:@mescius/wijmo.vue2.barcode.specialized/index.js', 'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css', 'jszip': 'npm:jszip/dist/jszip.js', 'css': 'npm:systemjs-plugin-css/css.js', 'vue': 'npm:vue/dist/vue.min.js', 'vue-loader': 'npm:systemjs-vue-browser/index.js', //'systemjs-plugin-vue': 'npm:systemjs-plugin-vue/index.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' }, rxjs: { defaultExtension: 'js' }, "node_modules": { defaultExtension: 'js' }, wijmo: { defaultExtension: 'js', } } }); })(this);