Error Bars (Vue)

The ErrorBar class extends the regular Series class to provide error bars that can be added on top of the regular series data.

This example uses Vue.

<template> <div class="container-fluid"> <div class="form-group"> <label for="chartType">Chart Type:</label> <wj-combo-box id="chartType" :itemsSource="chartTypes" :selectedIndexChanged="onChartTypeChanged"> </wj-combo-box> </div> <div class="form-group"> <label for="error">Error:</label> <wj-combo-box id="error" displayMemberPath="hdr" :itemsSource="comboData" :selectedIndexChanged="onErrorChanged"> </wj-combo-box> </div> <div class="form-group"> <label for="btnRandomize">Randomize Data</label> <button id="btnRandomize" class="btn btn-default" @click="randomizeData"> Go </button> </div> <wj-flex-chart :itemsSource="data" bindingX="date" :chartType="chartType" :palette="palette"> <wj-flex-chart-error-bar :binding="errorValue ? 'amount' : 'amount,errorPlus,errorMinus'" :errorBarStyle="{ stroke: 'darkred', strokeWidth: 3 }" :value="errorValue" :errorAmount="errorMode"> </wj-flex-chart-error-bar> </wj-flex-chart> </div> </template> <script> import '@grapecity/wijmo.styles/wijmo.css'; import 'bootstrap.css'; import Vue from 'vue'; import * as chart from '@grapecity/wijmo.chart'; import '@grapecity/wijmo.vue2.input'; import '@grapecity/wijmo.vue2.chart'; import '@grapecity/wijmo.vue2.chart.analytics'; import { getData, getComboData } from './data'; // new Vue({ el: '#app', data: { data: getData(), comboData: getComboData(), chartTypes: ['Column', 'Bar', 'Scatter', 'Line', 'LineSymbols', 'Area', 'Spline', 'SplineSymbols', 'SplineArea'], chartType: 'Column', errorValue: null, errorMode: 'Custom', palette: (() => { // Get random palette let palettes = Object.getOwnPropertyNames(chart.Palettes) .filter(prop => typeof chart.Palettes[prop] === "object" && prop !== 'prototype'); let rand = Math.floor(Math.random() * palettes.length); // return chart.Palettes[palettes[rand]]; })() }, methods: { onChartTypeChanged(sender) { this.chartType = sender.selectedValue; }, onErrorChanged(sender) { this.errorValue = sender.selectedItem.value; this.errorMode = sender.selectedItem.mode; }, randomizeData() { this.data = getData(); } } }); </script> <style> .container-fluid .wj-flexchart { height: 250px; margin: 10px 0; } label { width: 150px; text-align: right; } body { margin-bottom: 24pt; } </style>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexChart ErrorBar</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="node_modules/systemjs/dist/system.src.js"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app.vue'); </script> </head> <body> <div id="app"></div> </body> </html>
import * as wijmo from '@grapecity/wijmo'; // // generate some random data export function getData() { let arr = [], date = new Date(); // for (let i = 0; i < 10; i++) { arr.push({ date: date, amount: 20 + 80 * Math.random(), errorPlus: 10 * Math.random(), errorMinus: 10 * Math.random(), }); // date = wijmo.DateTime.addMonths(date, 1); } // return arr; } // export function getComboData() { return [ { hdr: 'Bound Error Values', value: null, mode: 'Custom' }, { hdr: '15%', value: .15, mode: 'Percentage' }, { hdr: '5 units', value: 5, mode: 'FixedValue' }, { hdr: '1.5 Std Dev', value: 1.5, mode: 'StandardDeviation' }, { hdr: 'Standard Error', value: 1, mode: 'StandardError' }, { hdr: 'Plus 5, Minus 10', value: { plus: 5, minus: 10 }, mode: 'Custom' } ]; }
(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: { '@grapecity/wijmo': 'npm:@grapecity/wijmo/index.js', '@grapecity/wijmo.input': 'npm:@grapecity/wijmo.input/index.js', '@grapecity/wijmo.styles': 'npm:@grapecity/wijmo.styles', '@grapecity/wijmo.cultures': 'npm:@grapecity/wijmo.cultures', '@grapecity/wijmo.chart': 'npm:@grapecity/wijmo.chart/index.js', '@grapecity/wijmo.chart.analytics': 'npm:@grapecity/wijmo.chart.analytics/index.js', '@grapecity/wijmo.chart.animation': 'npm:@grapecity/wijmo.chart.animation/index.js', '@grapecity/wijmo.chart.annotation': 'npm:@grapecity/wijmo.chart.annotation/index.js', '@grapecity/wijmo.chart.finance': 'npm:@grapecity/wijmo.chart.finance/index.js', '@grapecity/wijmo.chart.finance.analytics': 'npm:@grapecity/wijmo.chart.finance.analytics/index.js', '@grapecity/wijmo.chart.hierarchical': 'npm:@grapecity/wijmo.chart.hierarchical/index.js', '@grapecity/wijmo.chart.interaction': 'npm:@grapecity/wijmo.chart.interaction/index.js', '@grapecity/wijmo.chart.radar': 'npm:@grapecity/wijmo.chart.radar/index.js', '@grapecity/wijmo.chart.render': 'npm:@grapecity/wijmo.chart.render/index.js', '@grapecity/wijmo.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/index.js', '@grapecity/wijmo.gauge': 'npm:@grapecity/wijmo.gauge/index.js', '@grapecity/wijmo.grid': 'npm:@grapecity/wijmo.grid/index.js', '@grapecity/wijmo.grid.detail': 'npm:@grapecity/wijmo.grid.detail/index.js', '@grapecity/wijmo.grid.filter': 'npm:@grapecity/wijmo.grid.filter/index.js', '@grapecity/wijmo.grid.search': 'npm:@grapecity/wijmo.grid.search/index.js', '@grapecity/wijmo.grid.grouppanel': 'npm:@grapecity/wijmo.grid.grouppanel/index.js', '@grapecity/wijmo.grid.multirow': 'npm:@grapecity/wijmo.grid.multirow/index.js', '@grapecity/wijmo.grid.transposed': 'npm:@grapecity/wijmo.grid.transposed/index.js', '@grapecity/wijmo.grid.pdf': 'npm:@grapecity/wijmo.grid.pdf/index.js', '@grapecity/wijmo.grid.sheet': 'npm:@grapecity/wijmo.grid.sheet/index.js', '@grapecity/wijmo.grid.xlsx': 'npm:@grapecity/wijmo.grid.xlsx/index.js', '@grapecity/wijmo.grid.selector': 'npm:@grapecity/wijmo.grid.selector/index.js', '@grapecity/wijmo.grid.cellmaker': 'npm:@grapecity/wijmo.grid.cellmaker/index.js', '@grapecity/wijmo.nav': 'npm:@grapecity/wijmo.nav/index.js', '@grapecity/wijmo.odata': 'npm:@grapecity/wijmo.odata/index.js', '@grapecity/wijmo.olap': 'npm:@grapecity/wijmo.olap/index.js', '@grapecity/wijmo.pdf': 'npm:@grapecity/wijmo.pdf/index.js', '@grapecity/wijmo.viewer': 'npm:@grapecity/wijmo.viewer/index.js', '@grapecity/wijmo.xlsx': 'npm:@grapecity/wijmo.xlsx/index.js', '@grapecity/wijmo.undo': 'npm:@grapecity/wijmo.undo/index.js', '@grapecity/wijmo.interop.grid': 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"npm:@grapecity/wijmo.vue2.olap/index.js", "@grapecity/wijmo.vue2.viewer": "npm:@grapecity/wijmo.vue2.viewer/index.js", "@grapecity/wijmo.vue2.nav": "npm:@grapecity/wijmo.vue2.nav/index.js", "@grapecity/wijmo.vue2.base": "npm:@grapecity/wijmo.vue2.base/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);