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var map; var maxZoomService; var infoWindow; function initMap() { map = new google.maps.Map(document.getElementById('map'), { zoom: 11, center: {lat: 35.6894, lng: 139.692}, mapTypeId: 'hybrid' }); infoWindow = new google.maps.InfoWindow(); maxZoomService = new google.maps.MaxZoomService(); map.addListener('click', showMaxZoom); } function showMaxZoom(e) { maxZoomService.getMaxZoomAtLatLng(e.latLng, function(response) { if (response.status !== 'OK') { infoWindow.setContent('Error in MaxZoomService'); } else { infoWindow.setContent( 'The maximum zoom at this location is: ' + response.zoom); } infoWindow.setPosition(e.latLng); infoWindow.open(map); }); }
<div id="map"></div>
/* Always set the map height explicitly to define the size of the div * element that contains the map. */ #map { height: 100%; } /* Optional: Makes the sample page fill the window. */ html, body { height: 100%; margin: 0; padding: 0; }
<!-- Replace the value of the key parameter with your own API key. --> <script async defer src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCkUOdZ5y7hMm0yrcCQoCvLwzdM6M8s5qk&callback=initMap"> </script>
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<!DOCTYPE html> <html> <head> <title>Maximum Zoom imagery service</title> <meta name="viewport" content="initial-scale=1.0, user-scalable=no"> <meta charset="utf-8"> <style> /* Always set the map height explicitly to define the size of the div * element that contains the map. */ #map { height: 100%; } /* Optional: Makes the sample page fill the window. */ html, body { height: 100%; margin: 0; padding: 0; } </style> </head> <body> <div id="map"></div> <script> var map; var maxZoomService; var infoWindow; function initMap() { map = new google.maps.Map(document.getElementById('map'), { zoom: 11, center: {lat: 35.6894, lng: 139.692}, mapTypeId: 'hybrid' }); infoWindow = new google.maps.InfoWindow(); maxZoomService = new google.maps.MaxZoomService(); map.addListener('click', showMaxZoom); } function showMaxZoom(e) { maxZoomService.getMaxZoomAtLatLng(e.latLng, function(response) { if (response.status !== 'OK') { infoWindow.setContent('Error in MaxZoomService'); } else { infoWindow.setContent( 'The maximum zoom at this location is: ' + response.zoom); } infoWindow.setPosition(e.latLng); infoWindow.open(map); }); } </script> <script async defer src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap"> </script> </body> </html>