Created
September 17, 2019 13:27
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| const loadPlaces = function(coords) { | |
| // fetch data from user coords using external APIs, or simply add places data statically | |
| // please look at GeoAR.js repository on examples/click-places/places.js for full code | |
| } | |
| window.onload = () => { | |
| const scene = document.querySelector('a-scene'); | |
| // first get current user location | |
| return navigator.geolocation.getCurrentPosition(function (position) { | |
| // than use it to load from remote APIs some places nearby | |
| loadPlaces(position.coords) | |
| .then((places) => { | |
| places.forEach((place) => { | |
| const latitude = place.location.lat; | |
| const longitude = place.location.lng; | |
| // add place icon | |
| const icon = document.createElement('a-image'); | |
| icon.setAttribute('gps-entity-place', `latitude: ${latitude}; longitude: ${longitude};`); | |
| icon.setAttribute('name', place.name); | |
| icon.setAttribute('src', '../assets/map-marker.png'); | |
| // for debug purposes, just show in a bigger scale, otherwise I have to personally go on places... | |
| icon.setAttribute('scale', '20, 20'); | |
| icon.addEventListener('loaded', () => window.dispatchEvent(new CustomEvent('gps-entity-place-loaded'))); | |
| const clickListener = function(ev) { | |
| ev.stopPropagation(); | |
| ev.preventDefault(); | |
| const name = ev.target.getAttribute('name'); | |
| const el = ev.detail.intersection && ev.detail.intersection.object.el; | |
| if (el && el === ev.target) { | |
| const label = document.createElement('span'); | |
| const container = document.createElement('div'); | |
| container.setAttribute('id', 'place-label'); | |
| label.innerText = name; | |
| container.appendChild(label); | |
| document.body.appendChild(container); | |
| setTimeout(() => { | |
| container.parentElement.removeChild(container); | |
| }, 1500); | |
| } | |
| }; | |
| icon.addEventListener('click', clickListener); | |
| scene.appendChild(icon); | |
| }); | |
| }) | |
| }, | |
| (err) => console.error('Error in retrieving position', err), | |
| { | |
| enableHighAccuracy: true, | |
| maximumAge: 0, | |
| timeout: 27000, | |
| } | |
| ); | |
| }; |
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