Bi-Directional Bar Chart
Documentation
This demo shows how to create a bi-directional bar chart. This is a rotated stacked bar chart with half of its data source values converted from positive to negative.
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<dx-chart
id="chart"
[dataSource]="populationData"
[rotated]="true"
[barGroupWidth]="18"
title="Population Pyramid For Norway 2016">
<dxo-common-series-settings
argumentField="age"
type="stackedbar">
</dxo-common-series-settings>
<dxi-series
valueField="male"
name="Male"
color="#3F7FBF">
</dxi-series>
<dxi-series
valueField="female"
name="Female"
color="#F87CCC">
</dxi-series>
<dxo-tooltip
[enabled]="true"
[customizeTooltip]="customizeTooltip">
</dxo-tooltip>
<dxi-value-axis>
<dxo-label [customizeText]="customizeLabel"></dxo-label>
</dxi-value-axis>
<dxo-legend
verticalAlignment="bottom"
horizontalAlignment="center">
<dxo-margin [left]="50"></dxo-margin>
</dxo-legend>
</dx-chart>
import { NgModule, Component, enableProdMode } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { DxChartModule } from 'devextreme-angular';
import { Population, Service } from './app.service';
if(!/localhost/.test(document.location.host)) {
enableProdMode();
}
@Component({
selector: 'demo-app',
templateUrl: 'app/app.component.html',
styleUrls: ['app/app.component.css'],
providers: [Service]
})
export class AppComponent {
populationData: Population[];
constructor(service: Service) {
this.populationData = service.getPopulationData();
}
customizeTooltip = (args: any) => {
return {
text: Math.abs(args.valueText)
}
}
customizeLabel = (args: any) => {
return Math.abs(args.value) + "%";
}
}
@NgModule({
imports: [
BrowserModule,
DxChartModule
],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #chart {
height: 549px;
width: 820px;
margin: 0 auto;
}
import { Injectable } from '@angular/core';
export class Population {
age: string;
male: number;
female: number;
}
let populationData: Population[] = [{
age: "0-4",
male: -3.1,
female: 2.9
}, {
age: "5-9",
male: -3.1,
female: 3.0
}, {
age: "10-14",
male: -3.0,
female: 2.9
}, {
age: "15-19",
male: -3.2,
female: 3.0
}, {
age: "20-24",
male: -3.5,
female: 3.3
}, {
age: "25-29",
male: -3.5,
female: 3.4
}, {
age: "30-34",
male: -3.5,
female: 3.3
}, {
age: "35-39",
male: -3.3,
female: 3.1
}, {
age: "40-44",
male: -3.7,
female: 3.4
}, {
age: "45-49",
male: -3.8,
female: 3.5
}, {
age: "50-54",
male: -3.4,
female: 3.2
}, {
age: "55-59",
male: -3.1,
female: 3.0
}, {
age: "60-64",
male: -2.7,
female: 2.7
}, {
age: "65-69",
male: -2.9,
female: 2.9
}, {
age: "70-74",
male: -2,
female: 2.1
}, {
age: "75-79",
male: -1.2,
female: 1.4
}, {
age: "80-84",
male: -0.8,
female: 1.2
}, {
age: "85-89",
male: -0.5,
female: 0.8
}, {
age: "90-94",
male: -0.2,
female: 0.5
}, {
age: "95+",
male: 0,
female: 0.1
}];
@Injectable()
export class Service {
getPopulationData(): Population[] {
return populationData;
}
}
// In real applications, you should not transpile code in the browser. You can see how to create your own application with Angular and DevExtreme here:
// https://github.com/DevExpress/devextreme-angular/blob/master/README.md
System.config({
transpiler: 'ts',
typescriptOptions: {
module: "commonjs",
emitDecoratorMetadata: true,
experimentalDecorators: true
},
meta: {
'typescript': {
"exports": "ts"
}
},
paths: {
'npm:': 'https://unpkg.com/'
},
map: {
'ts': 'npm:plugin-typescript@7.0.6/lib/plugin.js',
'typescript': 'npm:typescript@2.2.2/lib/typescript.js',
'@angular/core': 'npm:@angular/core@7.1.3/bundles/core.umd.js',
'@angular/common': 'npm:@angular/common@7.1.3/bundles/common.umd.js',
'@angular/compiler': 'npm:@angular/compiler@7.1.3/bundles/compiler.umd.js',
'@angular/platform-browser': 'npm:@angular/platform-browser@7.1.3/bundles/platform-browser.umd.js',
'@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@7.1.3/bundles/platform-browser-dynamic.umd.js',
'@angular/router': 'npm:@angular/router@7.1.3/bundles/router.umd.js',
'@angular/forms': 'npm:@angular/forms@7.1.3/bundles/forms.umd.js',
'@angular/common/http': 'npm:@angular/common@7.1.3/bundles/common-http.umd.js',
'tslib': 'npm:tslib/tslib.js',
'rxjs': 'npm:rxjs@6.3.3',
'rxjs/operators': 'npm:rxjs@6.3.3/operators',
'devextreme': 'npm:devextreme@19.1',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.6/dist/quill.js',
'devexpress-diagram': 'npm:devexpress-diagram',
'devextreme-angular': 'npm:devextreme-angular@19.1'
},
packages: {
'app': {
main: './app.component.ts',
defaultExtension: 'ts'
},
'devextreme': {
defaultExtension: 'js'
},
'rxjs': { main: 'index.js', defaultExtension: 'js' },
'rxjs/operators': { main: 'index.js', defaultExtension: 'js' },
'devextreme-angular': {
main: 'index.js',
defaultExtension: 'js'
}
}
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.3/css/dx.common.css" />
<link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/19.1.3/css/dx.light.css" />
<script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script>
<script src="https://unpkg.com/zone.js@0.6.25/dist/zone.js"></script>
<script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script src="config.js"></script>
<script>
System.import('app').catch(console.error.bind(console));
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<demo-app>Loading...</demo-app>
</div>
</body>
</html>