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index (Jose3).html
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<!DOCTYPE html>
<html>
<head>
<title>Google Maps API v3 Example: Distance Matrix</title>
<script src="https://maps.googleapis.com/maps/api/js?v=3.exp&sensor=false"></script>
<script src="http://maps.googleapis.com/maps/api/js?libraries=places&sensor=true"></script>
<style>
body {
margin: 20px;
font-family: courier, sans-serif;
font-size: 12px;
}
#map {
height: 480px;
width: 640px;
border: solid thin #333;
margin-top: 20px;
}
</style>
<script>
durationLimiter = secConverter(60);
var map;
var geocoder;
var bounds = new google.maps.LatLngBounds();
var markersArray = [];
origin = 'Royal School of Mines, London';
var destinationA = 'Buckingham Palace, London, England';
var destinationB = 'Trafalgar Square, London, England';
var destinationC = 'Picadilly Circus, London, England';
var destinationD = 'Hyde Park, London, England';
var destinationE = 'Covent Garden, London, England';
var destinationIcon = 'https://chart.googleapis.com/chart?chst=d_map_pin_letter&chld=D|FF0000|000000';
var originIcon = 'https://chart.googleapis.com/chart?chst=d_map_pin_letter&chld=O|FFFF00|000000';
function initialize() {
var opts = {
center: new google.maps.LatLng(55.53, 9.4),
zoom: 10,
mapTypeId: google.maps.MapTypeId.ROADMAP
};
map = new google.maps.Map(document.getElementById('map'), opts);
geocoder = new google.maps.Geocoder();
}
function printArea() {
var myString = '<p><img src="http://maps.googleapis.com/maps/api/staticmap?center=' + origin + '&zoom=11&size=200x200&sensor=false"></p>';
document.write(myString);
document.write('<button type="button" onclick="window.location.reload();">return</button></p>');
}
function calculateDistances() {
origin=prompt("please enter your location","");
var service = new google.maps.DistanceMatrixService();
service.getDistanceMatrix(
{
origins: [origin],
destinations: [destinations],
travelMode: google.maps.TravelMode.WALKING,
unitSystem: google.maps.UnitSystem.METRIC,
avoidHighways: false,
avoidTolls: false
}, callbackDuration);
}
function callbackDuration(response, status) {
if (status != google.maps.DistanceMatrixStatus.OK) {
alert('Error was: ' + status);
} else {
var origins = response.originAddresses;
var destinations = response.destinationAddresses;
var outputDiv = document.getElementById('outputDiv');
outputDiv.innerHTML = '';
deleteOverlays();
for (var i = 0; i < origins.length; i++) {
var results = response.rows[i].elements;
addMarker(origins[i], false);
for (var j = 0; j < results.length; j++) {
if(results[j].duration.value<durationLimiter){
addMarker(destinations[j], true);
outputDiv.innerHTML += origins[i] + ' to ' + destinations[j]
+ ': ' + results[j].distance.text + ' in '
+ results[j].duration.text + '<br>';
}
}
}
}
}
function secConverter(mins){// time is in mins
return (mins*60);
}
function addMarker(location, isDestination) {
var icon;
if (isDestination) {
icon = destinationIcon;
} else {
icon = originIcon;
}
geocoder.geocode({'address': location}, function(results, status) {
if (status == google.maps.GeocoderStatus.OK) {
bounds.extend(results[0].geometry.location);
map.fitBounds(bounds);
var marker = new google.maps.Marker({
map: map,
position: results[0].geometry.location,
icon: icon
});
markersArray.push(marker);
} else {
alert('Geocode was not successful for the following reason: '
+ status);
}
});
}
function deleteOverlays() {
if (markersArray) {
for (i in markersArray) {
markersArray[i].setMap(null);
}
markersArray.length = 0;
}
}
</script>
</head>
<body onload="initialize()">
```
<div id="inputs">
<pre class="prettyprint">
</pre>
<p><button type="button" onclick="calculateDistances();">Calculate
distances</button></p>
<p><button type="button" onclick="printArea();">Print area</button></p>
</div>
<div id="outputDiv"></div>
<div id="map"></div>
</body>
</html>