<script>
var map;
function initAutocomplete() {
map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 28.969820, lng: 50.842526},
zoom: 15,
disableDefaultUI: true,
});var currentId = 0;
function initialize() {
// Create the search box and link it to the UI element.
var input = document.getElementById('pac-input');
var searchBox = new google.maps.places.SearchBox(input);
map.controls[google.maps.ControlPosition.TOP_LEFT].push(input);
// Bias the SearchBox results towards current map's viewport.
map.addListener('bounds_changed', function() {
searchBox.setBounds(map.getBounds());
});
var markers = [];
// Listen for the event fired when the user selects a prediction and retrieve
// more details for that place.
searchBox.addListener('places_changed', function() {
var places = searchBox.getPlaces();
if (places.length == 0) {
return;
}
// Clear out the old markers.
markers.forEach(function(marker) {
marker.setMap(null);
});
markers = [];
// For each place, get the icon, name and location.
var bounds = new google.maps.LatLngBounds();
places.forEach(function(place) {
if (!place.geometry) {
console.log("Returned place contains no geometry");
return;
}
var icon = {
url: place.icon,
size: new google.maps.Size(71, 71),
origin: new google.maps.Point(0, 0),
anchor: new google.maps.Point(17, 34),
scaledSize: new google.maps.Size(25, 25)
};
// Create a marker for each place.
markers.push(new google.maps.Marker({
map: map,
icon: icon,
title: place.name,
position: place.geometry.location
}));
if (place.geometry.viewport) {
// Only geocodes have viewport.
bounds.union(place.geometry.viewport);
} else {
bounds.extend(place.geometry.location);
}
});
map.fitBounds(bounds);
});
var input = document.getElementById('pac-input');
var autocomplete = new google.maps.places.Autocomplete(input);
}
google.maps.event.addDomListener(window, 'load', initialize);
var myOptions = {
zoom: 15,
disableDefaultUI: true,
center: new google.maps.LatLng(28.969820, 50.842526),
mapTypeId: 'roadmap'
};
map = new google.maps.Map($('#map')[0], myOptions);
/**
* Global marker object that holds all markers.
* @type {Object.<string, google.maps.LatLng>}
*/
var markers = {};
/**
* Concatenates given lat and lng with an underscore and returns it.
* This id will be used as a key of marker to cache the marker in markers object.
* @param {!number} lat Latitude.
* @param {!number} lng Longitude.
* @return {string} Concatenated marker id.
*/
var getMarkerUniqueId= function(lat, lng) {
return lat + '_' + lng;
}
/**
* Creates an instance of google.maps.LatLng by given lat and lng values and returns it.
* This function can be useful for getting new coordinates quickly.
* @param {!number} lat Latitude.
* @param {!number} lng Longitude.
* @return {google.maps.LatLng} An instance of google.maps.LatLng object
*/
var getLatLng = function(lat, lng) {
return new google.maps.LatLng(lat, lng);
};
/**
* Binds click event to given map and invokes a callback that appends a new marker to clicked location.
*/
var addMarker = google.maps.event.addListener(map, 'click', function(e) {
var lat = e.latLng.lat(); // lat of clicked point
var lng = e.latLng.lng(); // lng of clicked point
var markerId = getMarkerUniqueId(lat, lng); // an that will be used to cache this marker in markers object.
var marker = new google.maps.Marker({
position: getLatLng(lat, lng),
map: map,
animation: google.maps.Animation.DROP,
id: 'marker_' + markerId
});
markers[markerId] = marker; // cache marker in markers object
bindMarkerEvents(marker); // bind right click event to marker
});
/**
* Binds right click event to given marker and invokes a callback function that will remove the marker from map.
* @param {!google.maps.Marker} marker A google.maps.Marker instance that the handler will binded.
*/
var bindMarkerEvents = function(marker) {
google.maps.event.addListener(marker, "rightclick", function (point) {
var markerId = getMarkerUniqueId(point.latLng.lat(), point.latLng.lng()); // get marker id by using clicked point's coordinate
var marker = markers[markerId]; // find marker
removeMarker(marker, markerId); // remove it
});
};
/**
* Removes given marker from map.
* @param {!google.maps.Marker} marker A google.maps.Marker instance that will be removed.
* @param {!string} markerId Id of marker.
*/
var removeMarker = function(marker, markerId) {
marker.setMap(null); // set markers setMap to null to remove it from map
delete markers[markerId]; // delete marker instance from markers object
};
}
</script>
Es gibt keine Markierungen in geposteten Code, noch Gibt es irgendwelche Wegpunkte – geocodezip