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Vector Map

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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<template> <dx-vector-map id="vector-map" :bounds="bounds" > <dx-layer :data-source="mapsWorld" :hover-enabled="false" /> <dx-layer :data-source="markers" name="pies" element-type="pie" data-field="values" /> <dx-legend :customize-text="customizeText" > <dx-source layer="pies" grouping="color" /> </dx-legend> <dx-tooltip :enabled="true" :customize-tooltip="customizeTooltip" /> </dx-vector-map> </template> <script> import * as mapsData from 'devextreme/dist/js/vectormap-data/world.js'; import { DxVectorMap, DxLabel, DxLayer, DxLegend, DxSource, DxTooltip, } from 'devextreme-vue/vector-map'; import { markers, names } from './data.js'; export default { components: { DxVectorMap, DxLabel, DxLayer, DxLegend, DxSource, DxTooltip }, data() { return { markers, mapsWorld: mapsData.world, bounds: [-180, 85, 180, -60] }; }, methods: { customizeTooltip(arg) { if(arg.layer.type === 'marker') { return { text: arg.attribute('tooltip') }; } }, customizeText(arg) { return names[arg.index]; } } }; </script> <style> #vector-map { height: 440px; } </style>
import Vue from 'vue'; import App from './App.vue'; new Vue({ el: '#app', components: { App }, template: '<App/>' });
<!DOCTYPE html> <html> <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/19.2.3/css/dx.common.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.3/css/dx.light.css" /> <script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script> <script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script> <script type="text/javascript" src="config.js"></script> <script type="text/javascript"> System.import('./index.js'); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"> <span v-if="false">Loading...</span> </div> </div> </body> </html>
export const names = ['Christian', 'Muslim', 'Unaffiliated', 'Buddhist', 'Jewish']; export const markers = { 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 = [`<span class='country'>${ data.country }</span>`, '&nbsp;']; data.values.forEach(function(value, i) { if (value > 0) { list.push(`${names[i] }: ${ value }%`); } }); return { type: 'Feature', geometry: { type: 'Point', coordinates: data.coordinates }, properties: { tooltip: list.join('\n'), values: data.values } }; }) };
System.config({ transpiler: 'plugin-babel', paths: { 'npm:': 'https://unpkg.com/' }, map: { vue: 'npm:vue@2.6.3/dist/vue.esm.browser.js', 'vue-loader': 'npm:dx-systemjs-vue-browser@latest/index.js', 'devextreme': 'npm:devextreme@19.2', 'devextreme/dist/js/vectormap-data': 'npm:devextreme@19.2/dist/js/vectormap-data', 'devextreme-vue': 'npm:devextreme-vue@19.2', jszip: 'npm:jszip@3.1.3/dist/jszip.min.js', 'quill': 'npm:quill@1.3.7/dist/quill.js', 'devexpress-diagram': 'npm:devexpress-diagram', 'devexpress-gantt': 'npm:devexpress-gantt', 'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js' }, meta: { '*.vue': { loader: 'vue-loader' }, 'devextreme/dist/js/vectormap-data/*': { esModule: true } }, packages: { 'devextreme-vue': { main: 'index.js' }, 'devextreme': { defaultExtension: 'js' } }, babelOptions: { sourceMaps: false, stage0: true } });