Geolocation - HTML5 - page 175

getLatLng(function (latitude, longitude, isMaxMind) {
// set the starting point
var start = new google.maps.LatLng(latitude, longitude);
// get the address the user entered
var address = $('#address').val();
if (address) {
// set end point
var end = $('#address').val();
// set the request options
var request = {
origin: start,
destination: end,
travelMode: google.maps.DirectionsTravelMode.DRIVING
};
// make the directions request
directionsService.route(request, function (result, status) {
if (status == google.maps.DirectionsStatus.OK) {
// Display the directions using Google's Directions
// Renderer.
directionsRenderer.setDirections(result);
// output total distance separately
var distance = getTotalDistance(result);
// output either miles or km
var units = $('#units').val();
if (units == 'IMPERIAL') {
$('#distance').html('Total Distance: <strong>' +
metersToMiles(distance) + '</strong> miles');
} else {
$('#distance').html('Total Distance: <strong>' +
metersToKilometers(distance) + '</strong> km');
}
} else {
error("Directions failed due to: " + status);
}
});
}
else {
error('Please enter an address');
}
// if we used MaxMind for location, add attribution link
if (isMaxMind) {
$('body').append('<p><a href="http://www.maxmind.com"
target="_blank">IP to Location Service Provided by
MaxMind</a></p>');
}
});
});