<dx-vector-map
id="vector-map" #vectorMap
[bounds]="[-180, 85, 180, -60]"
(onZoomFactorChanged)="zoomChanged($event)"
(onCenterChanged)="centerChanged($event)">
<dxi-layer [dataSource]="worldMap"></dxi-layer>
</dx-vector-map>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<span>Continent</span>
<dx-select-box
[dataSource]="viewportData"
[width]="210"
displayExpr="continent"
valueExpr="coordinates"
[value]="viewportData[0].coordinates"
(onValueChanged)="onValueChanged($event)"></dx-select-box>
</div>
<div class="option">
<span>Zoom factor</span>
<dx-text-box [value]="zoomFactorValue" [readOnly]="true" [width]="210">
</dx-text-box>
</div>
<div class="option">
<span>Center</span>
<dx-text-box [value]="centerValue" [readOnly]="true" [width]="210"></dx-text-box>
</div>
</div>
import { NgModule, Component, enableProdMode, ViewChild } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { DxVectorMapModule, DxSelectBoxModule, DxTextBoxModule } from 'devextreme-angular';
import * as mapsData from 'devextreme/dist/js/vectormap-data/world.js';
import { ViewportCoordinate, Service } from './app.service';
if(!/localhost/.test(document.location.host)) {
enableProdMode();
}
@Component({
selector: 'demo-app',
providers: [ Service ],
templateUrl: 'app/app.component.html',
styleUrls: ['app/app.component.css'],
preserveWhitespaces: true
})
export class AppComponent {
worldMap: any = mapsData.world;
zoomFactorValue: string;
centerValue: string;
viewportData: ViewportCoordinate[];
@ViewChild("vectorMap", { static: false }) map: DxVectorMapComponent
constructor(service: Service) {
this.centerValue = "0.000, 46.036";
this.zoomFactorValue = "1.00";
this.viewportData = service.getCoordinates();
}
onValueChanged(e){
this.map.instance.viewport(e.value);
}
zoomChanged(e) {
this.zoomFactorValue = e.zoomFactor.toFixed(2);
}
centerChanged(e) {
this.centerValue = e.center[0].toFixed(3) +
", " + e.center[1].toFixed(3);
}
}
@NgModule({
imports: [
BrowserModule,
DxVectorMapModule,
DxSelectBoxModule,
DxTextBoxModule
],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #vector-map {
height: 420px;
}
::ng-deep .options {
padding: 20px;
background-color: rgba(191, 191, 191, 0.15);
margin-top: 20px;
}
::ng-deep .caption {
font-size: 18px;
font-weight: 500;
}
::ng-deep .option {
margin-top: 10px;
}
::ng-deep .option > span {
width: 140px;
display: inline-block;
}
::ng-deep .option > .dx-widget {
display: inline-block;
vertical-align: middle;
}
import { Injectable } from '@angular/core';
export class ViewportCoordinate {
continent: string;
coordinates: number[];
}
let viewportCoordinates: ViewportCoordinate[] = [{
continent: "all",
coordinates: "null"
}, {
continent: "NorthAmerica",
coordinates: [-180, 84.52, -22.11, -1.57]
}, {
continent: "SouthAmerica",
coordinates: [-112.47, 14.26, -27.52, -57.44]
}, {
continent: "Africa",
coordinates: [-29.34, 39.09, 55.60, -39.00]
}, {
continent: "Europe",
coordinates: [-2.35, 70.91, 61.35, 35.84]
}, {
continent: "Asia",
coordinates: [27.62, 83.11, 180, -19.36]
}, {
continent: "Australia",
coordinates: [104.87, -6.61, 149.98, -45.87]
}]
@Injectable()
export class Service {
getCoordinates(): ViewportCoordinate[] {
return viewportCoordinates;
}
}
// 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/
System.config({
transpiler: 'ts',
typescriptOptions: {
module: "system",
emitDecoratorMetadata: true,
experimentalDecorators: true
},
meta: {
'typescript': {
"exports": "ts"
},
'devextreme/dist/js/vectormap-data/*': {
'esModule': true
},
'devextreme/localization.js': {
"esModule": true
}
},
paths: {
'npm:': 'https://unpkg.com/'
},
map: {
'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
'typescript': 'npm:typescript@3.5.3/lib/typescript.js',
'@angular': 'npm:@angular',
'tslib': 'npm:tslib@2.1.0/tslib.js',
'rxjs': 'npm:rxjs@6.4.0',
'devextreme/dist/js/vectormap-data': 'js/vectormap-data',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.26.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.6',
'jszip': 'npm:jszip@3.6.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.10.3/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.18',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.24',
'devextreme-angular': 'npm:devextreme-angular@20.2.6',
'preact': 'npm:preact@10.5.13/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.13/hooks/dist/hooks.js'
},
packages: {
'app': {
main: './app.component.ts',
defaultExtension: 'ts'
},
'devextreme': {
defaultExtension: 'js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
packageConfigPaths: [
"npm:@angular/*/package.json",
"npm:@angular/common/*/package.json",
"npm:rxjs/package.json",
"npm:rxjs/operators/package.json",
"npm:devextreme-angular/*/package.json",
"npm:devextreme-angular/ui/*/package.json",
"npm:devextreme-angular/package.json",
"npm:devexpress-diagram/package.json",
"npm:devexpress-gantt/package.json",
]
});
<!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/20.2.6/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.6/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@0.10.2/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="https://unpkg.com/jquery@3.5.1/dist/jquery.min.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>