26-11-2011, 18:59
Kod PHP:
<script type="text/javascript">
var location1;
var location2;
var address1;
var address2;
var latlng;
var geocoder;
var map;
var distance;
var cena
// finds the coordinates for the two locations and calls the showMap() function
function initialize()
{
geocoder = new google.maps.Geocoder(); // creating a new geocode object
// getting the two address values
address1 = document.getElementById("address1").value;
address2 = document.getElementById("address2").value;
// finding out the coordinates
if (geocoder)
{
geocoder.geocode( { 'address': address1}, function(results, status)
{
if (status == google.maps.GeocoderStatus.OK)
{
//location of first address (latitude + longitude)
location1 = results[0].geometry.location;
} else
{
alert("Geocode was not successful for the following reason: " + status);
}
});
geocoder.geocode( { 'address': address2}, function(results, status)
{
if (status == google.maps.GeocoderStatus.OK)
{
//location of second address (latitude + longitude)
location2 = results[0].geometry.location;
// calling the showMap() function to create and show the map
showMap();
} else
{
alert("Geocode was not successful for the following reason: " + status);
}
});
}
}
// creates and shows the map
function showMap()
{
// center of the map (compute the mean value between the two locations)
latlng = new google.maps.LatLng((location1.lat()+location2.lat())/2,(location1.lng()+location2.lng())/2);
// set map options
// set zoom level
// set center
// map type
var mapOptions =
{
zoom: 1,
center: latlng,
mapTypeId: google.maps.MapTypeId.HYBRID
};
// create a new map object
// set the div id where it will be shown
// set the map options
map = new google.maps.Map(document.getElementById("map_canvas"), mapOptions);
// show route between the points
directionsService = new google.maps.DirectionsService();
directionsDisplay = new google.maps.DirectionsRenderer(
{
suppressMarkers: true,
suppressInfoWindows: true
});
directionsDisplay.setMap(map);
var request = {
origin:location1,
destination:location2,
travelMode: google.maps.DirectionsTravelMode.DRIVING
};
directionsService.route(request, function(response, status)
{
if (status == google.maps.DirectionsStatus.OK)
{
directionsDisplay.setDirections(response);
distance = "<h4>Cena kursu:</h4> "+response.routes[0].legs[0].distance.text;
distance += "<br/><h4>Planowany czas jazdy:</h4> "+response.routes[0].legs[0].duration.text;
document.getElementById("distance_road").innerHTML = distance ;
}
});
// TWORZY MARKERY 2CH LOKALIZACJI
var marker1 = new google.maps.Marker({
map: map,
position: location1,
title: "Początek trasy"
});
var marker2 = new google.maps.Marker({
map: map,
position: location2,
title: "Koniec trasy"
});
// create the text to be shown in the infowindows
var text1 = '<div id="content">'+
'<h1 id="firstHeading">Miejsce startowe</h1>'+
'<div id="bodyContent">'+
'<p>TaxiStudent.pl</p>'+
'<p>Addres: '+address1+'</p>'+
'</div>'+
'</div>';
var text2 = '<div id="content">'+
'<h1 id="firstHeading">Koniec trasy</h1>'+
'<div id="bodyContent">'+
'<p>TaxiStudent.pl</p>'+
'<p>Addres: '+address2+'</p>'+
'</div>'+
'</div>';
// create info boxes for the two markers
var infowindow1 = new google.maps.InfoWindow({
content: text1
});
var infowindow2 = new google.maps.InfoWindow({
content: text2
});
// add action events so the info windows will be shown when the marker is clicked
google.maps.event.addListener(marker1, 'click', function() {
infowindow1.open(map,marker1);
});
google.maps.event.addListener(marker2, 'click', function() {
infowindow2.open(map,marker1);
});
// compute distance between the two points
var R = 6371;
var dLat = toRad(location2.lat()-location1.lat());
var dLon = toRad(location2.lng()-location1.lng());
var dLat1 = toRad(location1.lat());
var dLat2 = toRad(location2.lat());
var a = Math.sin(dLat/2) * Math.sin(dLat/2) +
Math.cos(dLat1) * Math.cos(dLat1) *
Math.sin(dLon/2) * Math.sin(dLon/2);
var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));
var d = R * c;
}
function toRad(deg)
{
return deg * Math.PI/180;
}
</script>
Mógłby ktoś pomóc i podać przykład jak pomnożyć wynik ,,distance" - długość trasy ? Próbowałem z dziesiątki razy i nie potrafię tego zrobić.
