Range Bar
Documentation
This demo illustrates the use of the range bar series type. Range bars can be used to display value ranges corresponding to specified arguments. Data is displayed as sets of rectangular bars beginning at a specified start value and ending at a specified end value.
www.tax.state.ak.us
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<dx-chart
id="chart"
palette="violet"
title="Crude Oil Prices in 2005"
[dataSource]="oilPrices">
<dxo-common-series-settings
argumentField="date"
type="rangeBar"></dxo-common-series-settings>
<dxi-value-axis>
<dxo-title text="$ per barrel"></dxo-title>
</dxi-value-axis>
<dxo-argument-axis>
<dxo-label format="month"></dxo-label>
</dxo-argument-axis>
<dxo-export [enabled]="true"></dxo-export>
<dxo-legend
verticalAlignment="bottom"
horizontalAlignment="center"></dxo-legend>
<dxi-series
rangeValue1Field="aVal1"
rangeValue2Field="aVal2"
name="ANS West Coast"></dxi-series>
<dxi-series
rangeValue1Field="tVal1"
rangeValue2Field="tVal2"
name="West Texas Intermediate"></dxi-series>
</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 { OilPrice, 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 {
oilPrices: OilPrice[];
constructor(service: Service) {
this.oilPrices = service.getOilPrices();
}
}
@NgModule({
imports: [
BrowserModule,
DxChartModule
],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #chart {
height: 440px;
}
import {
Injectable
} from '@angular/core';
export class OilPrice {
date: Date;
aVal1: number;
aVal2: number;
tVal1: number;
tVal2: number;
}
let oilPrices: OilPrice[] = [{
date: new Date(2005, 0, 1),
aVal1: 36,
aVal2: 43.29,
tVal1: 42.12,
tVal2: 49.91
}, {
date: new Date(2005, 1, 1),
aVal1: 40.68,
aVal2: 47.07,
tVal1: 28.33,
tVal2: 51.75
}, {
date: new Date(2005, 2, 1),
aVal1: 45.01,
aVal2: 52.77,
tVal1: 48.96,
tVal2: 56.72
}, {
date: new Date(2005, 3, 1),
aVal1: 45.99,
aVal2: 54.14,
tVal1: 49.72,
tVal2: 57.27
}, {
date: new Date(2005, 4, 1),
aVal1: 43.73,
aVal2: 49.03,
tVal1: 46.8,
tVal2: 52.07
}, {
date: new Date(2005, 5, 1),
aVal1: 49.94,
aVal2: 57.94,
tVal1: 52.54,
tVal2: 60.54
}, {
date: new Date(2005, 6, 1),
aVal1: 52.88,
aVal2: 58.98,
tVal1: 54.93,
tVal2: 61.28
}, {
date: new Date(2005, 7, 1),
aVal1: 58.81,
aVal2: 67.06,
tVal1: 60.86,
tVal2: 68.94
}, {
date: new Date(2005, 8, 1),
aVal1: 61,
aVal2: 66.72,
tVal1: 63,
tVal2: 69.47
}, {
date: new Date(2005, 9, 1),
aVal1: 57.86,
aVal2: 63.47,
tVal1: 59.76,
tVal2: 65.47
}, {
date: new Date(2005, 10, 1),
aVal1: 54.24,
aVal2: 59.98,
tVal1: 56.14,
tVal2: 61.78
}, {
date: new Date(2005, 11, 1),
aVal1: 55.22,
aVal2: 59.22,
tVal1: 57.34,
tVal2: 61.37
}];
@Injectable()
export class Service {
getOilPrices(): OilPrice[] {
return oilPrices;
}
}
// 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://js.devexpress.com/Documentation/Guide/Angular_Components/Getting_Started/Create_a_DevExtreme_Application/
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};
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