https://www.fingerlakes.com/wp-content/themes/listingpro/assets/js/leafleft-google.js?ver=7.1.2

1/*
2 * L.TileLayer is used for standard xyz-numbered tile layers.
3 */
4
5L.Google = L.Class.extend({
6	includes: L.Mixin.Events,
7        options: {
8		minZoom: 0,
9		maxZoom: 18,
10		tileSize: 256,
11		subdomains: 'abc',
12		errorTileUrl: '',
13		attribution: '',
14		opacity: 1,
15		continuousWorld: false,
16		noWrap: false,
17		styles:'',
18	},
19
20	// Possible types: SATELLITE, ROADMAP, HYBRID
21	initialize: function(type, options) {
22		L.Util.setOptions(this, options);
23
24		this._type = google.maps.MapTypeId[type || 'SATELLITE'];
25	},
26
27	onAdd: function(map, insertAtTheBottom) {
28		this._map = map;
29		this._insertAtTheBottom = insertAtTheBottom;
30
31		// create a container div for tiles
32		this._initContainer();
33		this._initMapObject();
34
35		// set up events
36		map.on('viewreset', this._resetCallback, this);
37
38		this._limitedUpdate = L.Util.limitExecByInterval(this._update, 150, this);
39		map.on('move', this._update, this);
40		//map.on('moveend', this._update, this);
41
42		this._reset();
43		this._update();
44	},
45
46	onRemove: function(map) {
47		this._map._container.removeChild(this._container);
48		//this._container = null;
49
50		this._map.off('viewreset', this._resetCallback, this);
51
52		this._map.off('move', this._update, this);
53		//this._map.off('moveend', this._update, this);
54	},
55
56	getAttribution: function() {
57		return this.options.attribution;
58	},
59
60	setOpacity: function(opacity) {
61		this.options.opacity = opacity;
62		if (opacity < 1) {
63			L.DomUtil.setOpacity(this._container, opacity);
64		}
65	},
66
67	_initContainer: function() {
68		var tilePane = this._map._container
69			first = tilePane.firstChild;
70
71		if (!this._container) {
72			this._container = L.DomUtil.create('div', 'leaflet-google-layer leaflet-top leaflet-left');
73			this._container.id = "_GMapContainer";
74		}
75
76		if (true) {
77			tilePane.insertBefore(this._container, first);
78
79			this.setOpacity(this.options.opacity);
80			var size = this._map.getSize();
81			this._container.style.width = size.x + 'px';
82			this._container.style.height = size.y + 'px';
83		}
84	},
85
86	_initMapObject: function() {
87		this._google_center = new google.maps.LatLng(0, 0);
88		var map = new google.maps.Map(this._container, {
89		    center: this._google_center,
90		    zoom: 0,
91		    mapTypeId: this._type,
92		    disableDefaultUI: true,
93		    keyboardShortcuts: false,
94		    draggable: false,
95		    disableDoubleClickZoom: true,
96		    scrollwheel: false,
97		    streetViewControl: false,
98			styles: this.options.styles
99		});
100
101		var _this = this;
102		this._reposition = google.maps.event.addListenerOnce(map, "center_changed", 
103			function() { _this.onReposition(); });
104	
105		map.backgroundColor = '#ff0000';
106		this._google = map;
107	},
108
109	_resetCallback: function(e) {
110		this._reset(e.hard);
111	},
112
113	_reset: function(clearOldContainer) {
114		this._initContainer();
115	},
116
117	_update: function() {
118		this._resize();
119
120		var bounds = this._map.getBounds();
121		var ne = bounds.getNorthEast();

122		var sw = bounds.getSouthWest();
123		var google_bounds = new google.maps.LatLngBounds(
124			new google.maps.LatLng(sw.lat, sw.lng),
125			new google.maps.LatLng(ne.lat, ne.lng)
126		);
127		var center = this._map.getCenter();
128		var _center = new google.maps.LatLng(center.lat, center.lng);
129
130		this._google.setCenter(_center);
131		this._google.setZoom(this._map.getZoom());
132		//this._google.fitBounds(google_bounds);
133	},
134
135	_resize: function() {
136		var size = this._map.getSize();
137		if (this._container.style.width == size.x &&
138		    this._container.style.height == size.y)
139			return;
140		this._container.style.width = size.x + 'px';
141		this._container.style.height = size.y + 'px';
142		google.maps.event.trigger(this._google, "resize");
143	},
144
145	onReposition: function() {
146		//google.maps.event.trigger(this._google, "resize");
147	}
148});