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  1. importPackage(java.io);
  2. importPackage(java.lang);
  3.  
  4. // your code goes here
  5. {
  6. let map, infoWindow;
  7.  
  8. function initMap() {
  9.   map = new google.maps.Map(document.getElementById("map"), {
  10.     center: { lat: -34.397, lng: 150.644 },
  11.     zoom: 6,
  12.   });
  13.   infoWindow = new google.maps.InfoWindow();
  14.  
  15.   const locationButton = document.createElement("button");
  16.  
  17.   locationButton.textContent = "Pan to Current Location";
  18.   locationButton.classList.add("custom-map-control-button");
  19.   map.controls[google.maps.ControlPosition.TOP_CENTER].push(locationButton);
  20.   locationButton.addEventListener("click", () => {
  21.     // Try HTML5 geolocation.
  22.     if (navigator.geolocation) {
  23.       navigator.geolocation.getCurrentPosition(
  24.         (position) => {
  25.           const pos = {
  26.             lat: position.coords.latitude,
  27.             lng: position.coords.longitude,
  28.           };
  29.  
  30.           infoWindow.setPosition(pos);
  31.           infoWindow.setContent("Location found.");
  32.           infoWindow.open(map);
  33.           map.setCenter(pos);
  34.         },
  35.         () => {
  36.           handleLocationError(true, infoWindow, map.getCenter());
  37.         }
  38.       );
  39.     } else {
  40.       // Browser doesn't support Geolocation
  41.       handleLocationError(false, infoWindow, map.getCenter());
  42.     }
  43.   });
  44. }
  45.  
  46. function handleLocationError(browserHasGeolocation, infoWindow, pos) {
  47.   infoWindow.setPosition(pos);
  48.   infoWindow.setContent(
  49.     browserHasGeolocation
  50.       ? "Error: The Geolocation service failed."
  51.       : "Error: Your browser doesn't support geolocation."
  52.   );
  53.   infoWindow.open(map);
  54. }
  55.  
  56. }
Success #stdin #stdout 0.4s 44024KB
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https://ideone.com/kQjDRl
language:
JavaScript (rhino 1.7.9)
created:
2 years ago
visibility:
public

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