Exemple d'intégration
Cette page illustre les capacités de l'API. Voyez comment la charger dans une page web et comment utiliser les fonctions à disposition.
Last updated
Cette page illustre les capacités de l'API. Voyez comment la charger dans une page web et comment utiliser les fonctions à disposition.
Last updated
Découvrez l'exemple en ligne de l'intégration de l'API en cliquant sur
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Jakartowns JavaScript API Demo</title>
<script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
<style>
body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
padding-bottom: 1cm; /* Add space for the footer */
}
h1 {
text-align: center;
}
.container {
display: flex;
justify-content: center;
align-items: flex-start;
}
#JakartownsContainer {
align-items: center;
position: relative;
width: 40%;
left: 5%;
aspect-ratio: 16 / 9;
}
#formContainer {
flex: 1;
margin-left: 20px;
display: flex;
flex-direction: column;
align-items: center;
}
form {
text-align: center;
margin-top: 20px;
}
form label {
display: block;
font-weight: bold;
margin-bottom: 5px;
}
form input[type="text"] {
padding: 5px;
margin-bottom: 10px;
width: 200px;
}
form input[type="button"] {
padding: 5px 10px;
margin: 10px 5px;
background-color: #4caf50;
color: white;
border: none;
cursor: pointer;
}
#logs {
text-align: center;
margin-top: 20px;
}
#goToJakartownsBtn {
padding: 8px 16px;
background-color: #4285f4;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
margin-top: 20px;
}
</style>
</head>
<body>
<h1>Jakartowns JavaScript API Demo</h1>
<div id="logs"></div>
<div class="container">
<div id='JakartownsContainer'>
<div id="app"></div>
</div>
<div id="formContainer">
<form>
<label for="longitude">Longitude:</label>
<input type="text" id="longitude" name="longitude" placeholder="Enter longitude" required><br>
<label for="latitude">Latitude:</label>
<input type="text" id="latitude" name="latitude" placeholder="Enter latitude" required><br>
<label for="tilt">Tilt:</label>
<input type="text" id="tilt" name="tilt" placeholder="Enter tilt"><br>
<label for="pan">Pan:</label>
<input type="text" id="pan" name="pan" placeholder="Enter pan"><br>
<label for="fov">Field of View:</label>
<input type="text" id="fov" name="fov" placeholder="Enter FOV"><br>
<input type="button" id="setPositionBtn" value="Set Position">
<input type="button" id="setTiltBtn" value="Set Tilt">
<input type="button" id="setPanBtn" value="Set Pan">
<input type="button" id="setFovBtn" value="Set FOV">
</form>
<button id="goToJakartownsBtn">Go to Jakartowns Web App</button>
</div>
</div>
<script>
const logs = document.querySelector('#logs');
async function print(txt) {
await logs.insertAdjacentHTML('beforebegin', txt);
}
</script>
<script>
async function isAuthenticated() {
// Request to confirm the authentication on Jakarto platform
const confirmation_request = await fetch('https://account.jakarto.com/auth', {
credentials: 'include',
method: 'GET',
});
await confirmation_request.text();
return confirmation_request.status === 200;
}
async function main() {
print('Checking authentication...<br/>');
let isConnected = await isAuthenticated();
print(`Connected: ${isConnected}<br/>`);
if (!isConnected) {
print('User not authenticated. Sending request to connect to Jakarto webservices...<br/>');
const form = new FormData();
// TODO: Replace values by user credentials
form.append('email', 'TO_REPLACE');
form.append('password', 'TO_REPLACE');
// Request to set the connection cookie
// ⚠ Authentication will work even if the above credentials are incorrect if you already have a valid cookie (by connecting to the Jakarto web platform using the regular web page)
// If you want to enforce a new cookie, please first disconnect your account from https://account.jakarto.com
await fetch('https://account.jakarto.com/users/login', {
headers: {
'content-type': 'application/x-www-form-urlencoded',
},
body: new URLSearchParams(form),
method: 'POST',
mode: 'cors',
credentials: 'include',
redirect: 'manual', // avoid redirection... it will cause a CORS error on jakartowns.jakarto.com/ route
});
} else {
print('Already connected<br/>');
}
print('Confirming authentication...<br/>');
isConnected = await isAuthenticated();
print(`Connected: ${isConnected}<br/>`);
if (!isConnected) {
print('User cannot connect. Please check credentials.<br/>');
return;
}
print('<br/>Example with <b>frontend API</b>:<br/>');
function loadScript(javascriptUrl) {
return new Promise((resolve, reject) => {
const script = document.createElement('script');
script.src = javascriptUrl;
script.async = true;
script.onload = resolve;
script.onerror = reject;
document.head.appendChild(script);
});
}
print(`Frontend API status: script not yet loaded. Expected status ==> false. Status: ${window.hasOwnProperty('jakartowns')}<br/>`);
await loadScript('https://maps.jakarto.com/api/v1.js');
print(`Frontend API status: script should be loaded. Expected status ==> true. Status: ${window.hasOwnProperty('jakartowns')}<br/>`);
async function setPosition(viewer, wantedPosition) {
const jakartownsData = await viewer.setPosition(wantedPosition);
console.log(`Current image UID: ${JSON.stringify(jakartownsData.uid)}`);
console.log(`Distance between targeted lngLat and panorama lngLat: ${JSON.stringify(jakartownsData.distance)} km`);
}
async function setTilt(viewer, wantedTilt) {
const tilt = await viewer.setTilt(wantedTilt);
console.log(`Tilt set to: ${tilt}`);
}
async function setPan(viewer, wantedPan) {
const pan = await viewer.setPan(wantedPan);
console.log(`Pan set to: ${pan}`);
}
async function setFov(viewer, wantedFov) {
const fov = await viewer.setFov(wantedFov);
console.log(`FOV set to: ${fov}`);
}
const jakartownsOptions = {
headerEnabled: true,
minimapEnabled: false,
};
if (window.jakartowns === undefined) {
const currentURL = window.location.origin;
alert('You need to be connected to the Jakarto platform first. The page will redirect to the authentication page.');
window.open(`https://account.jakarto.com/users/login?redirectTo=${currentURL}`, '_self');
}
window.jakartowns.app.create_jakartowns(
'#app',
jakartownsOptions,
(viewer) => {
window.jakartowns_instance = viewer; // do anything with the viewer instance outside of this callback
console.log('Jakartowns instance is loaded');
// Listeners on client update (Jakartowns side)
window.addEventListener('position', (e) => {
// When the user changes their position
console.log('position event', e.detail);
document.getElementById('longitude').value = e.detail.longitude;
document.getElementById('latitude').value = e.detail.latitude;
});
window.addEventListener('rotation', (e) => {
// When the user changes the horizontal rotation of the view
console.log('rotation event', e.detail);
document.getElementById('pan').value = e.detail;
});
window.addEventListener('tilt', (e) => {
// When the user changes the vertical rotation of the view
console.log('tilt event', e.detail);
document.getElementById('tilt').value = e.detail;
});
window.addEventListener('fov', (e) => {
// When the user changes the field of view of the view
console.log('fov event', e.detail);
document.getElementById('fov').value = e.detail;
});
// API usage example
document.querySelector('#setPositionBtn').addEventListener('click', (event) => {
const newLngLat = { latitude: document.getElementById('latitude').value, longitude: document.getElementById('longitude').value };
setPosition(viewer, newLngLat);
});
document.querySelector('#setTiltBtn').addEventListener('click', (event) => {
setTilt(viewer, document.getElementById('tilt').value);
});
document.querySelector('#setPanBtn').addEventListener('click', (event) => {
setPan(viewer, document.getElementById('pan').value);
});
document.querySelector('#setFovBtn').addEventListener('click', (event) => {
setFov(viewer, document.getElementById('fov').value);
});
},
);
}
main();
function goToJakartownsWebApp() {
const latitude = document.getElementById('latitude').value;
const longitude = document.getElementById('longitude').value;
const tilt = document.getElementById('tilt').value || '0';
const pan = document.getElementById('pan').value || '0';
const fov = document.getElementById('fov').value || '90';
const url = `https://maps.jakarto.com/?lat=${latitude}&lng=${longitude}&pan=${pan}&tilt=${tilt}&fov=${fov}`;
window.open(url, '_blank');
}
const goToJakartownsBtn = document.getElementById('goToJakartownsBtn');
goToJakartownsBtn.addEventListener('click', goToJakartownsWebApp);
</script>
</body>
</html>