Function DataFlowService

test/maplibregl/mapping/WebMapV2Spec.js:11–142

(serviceUrl)

import { Canvg } from 'canvg';

function DataFlowService(serviceUrl) {
  const dataflowFeature = {
    geometry: {
      type: 'Point',
      coordinates: [116.588918, 40.07108]
    },
    properties: {
      id: 1
    }
  };
  const dataflowData = JSON.stringify(dataflowFeature);
  this.initBroadcast = () => {
    return this;
  };
  this.broadcast = () => {
    return this;
  };
  this.initSubscribe = () => {
    return {
      on: (event, callback) => {
        if (event === 'messageSucceeded') {
          if (serviceUrl.includes('MultiLineString')) {
            callback({
              featureResult: {
                geometry: {
                  type: 'MultiLineString',
                  coordinates: [
                    [
                      [0, 0],
                      [10, 10]
                    ]
                  ]
                },
                properties: {
                  id: 1
                }
              }
            });
          } else if (serviceUrl.includes('LineString')) {
            callback({
              featureResult: {
                geometry: {
                  type: 'LineString',
                  coordinates: [
                    [0, 0],
                    [10, 10]
                  ]
                },
                properties: {
                  id: 1
                }
              }
            });
          } else if (serviceUrl.includes('Line')) {
            callback({
              featureResult: {
                geometry: {
                  type: 'Line',