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VectorMap

Pie Markers

Documentation

This demo shows how to use markers of the «pie» type in the VectorMap. Values for pie markers are provided by the data field whose name is assigned to the dataField option.

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<dx-vector-map id="vector-map" [bounds]="[-180, 85, 180, -60]"> <dxo-tooltip [enabled]="true" [customizeTooltip]="customizeTooltip"></dxo-tooltip> <dxi-layer [dataSource]="worldMap" [hoverEnabled]="false"></dxi-layer> <dxi-layer [dataSource]="markers" name="pies" elementType="pie" dataField="values"></dxi-layer> <dxi-legend [customizeText]="customizeText"> <dxo-source layer="pies" grouping="color"></dxo-source> </dxi-legend> </dx-vector-map>
import { NgModule, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxVectorMapModule } from 'devextreme-angular'; import * as mapsData from 'vectormap-data/world.js'; import { FeatureCollection, 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'] }) export class AppComponent { worldMap: any = mapsData.world; markers: FeatureCollection; names: string[]; constructor(service: Service) { this.markers = service.getMarkers(); this.names = service.getNames(); this.customizeText = this.customizeText.bind(this); } customizeText(arg) { return this.names[arg.index]; } customizeTooltip(arg) { if(arg.layer.type === "marker") { return { text: arg.attribute("tooltip") }; } } } @NgModule({ imports: [ BrowserModule, DxVectorMapModule ], declarations: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
/deep/ #vector-map { height: 440px; width: 100%; display: block; }
import { Injectable } from '@angular/core'; export class FeatureCollection { type: string; features: Feature[]; } export class Feature { type: string; properties: FeatureProperty; geometry: FeatureGeometry; } export class FeatureProperty { values: number[]; tooltip: string; } export class FeatureGeometry { type: string; coordinates: number[]; } let names: string[] = ["Christian", "Muslim", "Unaffiliated", "Buddhist", "Jewish"]; let markers: FeatureCollection = { type: "FeatureCollection", features: [{ coordinates: [34.6, -5.1], values: [61.4, 35.2, 1.4, 0, 0], country: "Tanzania" }, { coordinates: [18.8, 15], values: [40.6, 55.3, 2.5, 0, 0], country: "Chad" }, { coordinates: [7.36, 9.97], values: [49.3, 48.8, 0.4, 0, 0], country: "Nigeria" }, { coordinates: [135.61, -24.57], values: [67.3, 2.4, 24.2, 2.7, 0.5], country: "Australia" }, { coordinates: [103.3, 34.85], values: [5.1, 1.8, 52.2, 18.2, 0], country: "China" }, { coordinates: [139.5, 37], values: [1.6, 0.2, 57, 36.2, 0], country: "Japan" }, { coordinates: [100.8, 15.9], values: [0.9, 5.5, 0.3, 93.2, 0], country: "Thailand" }, { coordinates: [10.4, 51.4], values: [68.7, 5.8, 24.7, 0.3, 0.3], country: "Germany" }, { coordinates: [100.8, 65.3], values: [73.3, 10, 16.2, 0.1, 0.2], country: "Russia" }, { coordinates: [-3.48, 40.36], values: [78.6, 2.1, 19, 0, 0.1], country: "Spain" }, { coordinates: [-78.01, 21.72], values: [59.2, 0, 23, 0, 0], country: "Cuba" }, { coordinates: [-63.7, -31.92], values: [85.2, 1, 12.2, 0.05, 0.5], country: "Argentina" }, { coordinates: [-110.53, 60.78], values: [69, 2.1, 23.7, 0.5, 0.3], country: "Canada" }, { coordinates: [-100.1, 40.14], values: [78.3, 0.9, 16.4, 1.2, 1.8], country: "United States" }, { coordinates: [34.88, 31.16], values: [2, 18.6, 3.1, 0.3, 75.6], country: "Israel" }].map(function (data) { let list = ["<b>" + data.country + "</b>"]; data.values.forEach(function (value, i) { if (value > 0) { list.push(names[i] + ": " + value + "%"); } }); return { type: "Feature", geometry: { type: "Point", coordinates: data.coordinates }, properties: { tooltip: list.join("\n"), values: data.values } }; }) }; @Injectable() export class Service { getMarkers(): FeatureCollection { return markers; } getNames(): string[] { return names; } }
// 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@4.1.0/bundles/core.umd.js', '@angular/common': 'npm:@angular/common@4.1.0/bundles/common.umd.js', '@angular/compiler': 'npm:@angular/compiler@4.1.0/bundles/compiler.umd.js', '@angular/platform-browser': 'npm:@angular/platform-browser@4.1.0/bundles/platform-browser.umd.js', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@4.1.0/bundles/platform-browser-dynamic.umd.js', '@angular/http': 'npm:@angular/http@4.1.0/bundles/http.umd.js', '@angular/router': 'npm:@angular/router@4.1.0/bundles/router.umd.js', '@angular/forms': 'npm:@angular/forms@4.1.0/bundles/forms.umd.js', 'rxjs': 'npm:rxjs@5.3.1', 'devextreme': 'npm:devextreme@17.2', 'jquery': 'npm:jquery@3.1.1/dist/jquery.min.js', 'vectormap-data': 'npm:devextreme@17.2/dist/js/vectormap-data', 'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js', 'devextreme-angular': 'npm:devextreme-angular@17.2' }, packages: { 'app': { main: './app.component.ts', defaultExtension: 'ts' }, 'devextreme': { 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/17.2.3/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.2.3/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/17.2.3/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@0.19.31/dist/system.js"></script> <script src="js/jquery-3.1.0.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>