I am trying to make a distance calculator using google maps api, and it seems to work some of the time but other times it just blinks.
You can check it out here: http://www.toppagedesign.com/urbanhiker/
The code is this:
Code:
Can you guys see any problems with it?
EDIT:
Right after posting i found out the problem is this line:
Code:
I just removed the action="#" part and it worked.
Don't know if I should leave this post or delete it...
EDIT2: woops, still doesn't work. Please help...
You can check it out here: http://www.toppagedesign.com/urbanhiker/
The code is this:
Code:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>Urban Hiker</title>
<link href='http://fonts.googleapis.com/css?family=Raleway:400,700' rel='stylesheet' type='text/css'>
<link rel="stylesheet" href="css/font-awesome.css">
<link href="styles.css" rel="stylesheet" type="text/css" />
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.2/jquery.min.js"></script>
<script type="text/javascript"
src="https://maps.googleapis.com/maps/api/js?file=api&key=AIzaSyDanRnl4TRZyI5BjvLfWNjtBatjrVwd-LM&sensor=false">
</script>
</head>
<body>
<?php include("includes/nav.php") ?>
<div id="latest_news" class="metro">
<h1><i class="icon-comment"></i> Latest News</h1>
<div class="scroll">
<?php
$number = "1";
$template = "metro";
include("news/show_news.php");
?>
</div>
</div>
<div id="trip-calc" class="metro">
<h1><i class="icon-road"></i> Distance</h1>
<form id="google-api-trip-calc" action="#">
<span class="emp"><h2>Start</h2></span><input name="address1" type="text" id="address1" />
<span class="emp"><h2>End</h2></span><input name="address2" type="text" id="address2" />
<input type="submit" value="Show" onclick="initialize();" />
</form>
<div id="distance_direct"></div>
<div id="map_canvas"></div>
</div>
<div id="mission" class="metro">
<h1><i class="icon-asterisk"></i> Mission</h1>
<div class="scroll"><p>Ventosus illum vel in modo venio foras turpis occuro
sed occuro duis. Et quod, utrum importunus praesent
epulae delenit eum typicus at exerci ullamcorper.
Paratus cui paulatim pecus capio in veniam quae
hendrerit vel, iusto adsum blandit epulae. Consequat
pertineo velit ullamcorper verto, torqueo. Quis lobortis
tamen olim dolus nobis eu. Sudo obruo imputo euismod
zelus capto vicis, nisl suscipit suscipit, hos autem
nisl. Qui conventio voco scisco eros fere vero interdico
vel vindico valde. Elit ymo et zelus ulciscor quis exerci
enim delenit. </p>
<p>Ea ymo aliquip feugait modo refero blandit olim,
in persto et, facilisi pecus refoveo. Facilisi ibidem
pala iriure dolus cui qui augue vel iriure. Defui quibus
nimis letatio wisi capto. </p></div>
</div>
<div id="twitter_feed" class="metro">
<h1><i class="icon-twitter"></i> Twitter Feed</h1>
<p>Not connected.</p>
</div>
</body>
</html>
<script type="text/javascript">
var location1;
var location2;
var address1;
var address2;
var latlng;
var geocoder;
var map;
var distance;
// 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 a line between the two points
var line = new google.maps.Polyline({
map: map,
path: [location1, location2],
strokeWeight: 7,
strokeOpacity: 0.8,
strokeColor: "#FFAA00"
});
// create the markers for the two locations
var marker1 = new google.maps.Marker({
map: map,
position: location1,
title: "First location"
});
var marker2 = new google.maps.Marker({
map: map,
position: location2,
title: "Second location"
});
// create the text to be shown in the infowindows
var text1 = '<div id="content">'+
'<h1 id="firstHeading">First location</h1>'+
'<div id="bodyContent">'+
'<p>Coordinates: '+location1+'</p>'+
'<p>Address: '+address1+'</p>'+
'</div>'+
'</div>';
var text2 = '<div id="content">'+
'<h1 id="firstHeading">Second location</h1>'+
'<div id="bodyContent">'+
'<p>Coordinates: '+location2+'</p>'+
'<p>Address: '+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;
var d = Math.floor(d);
document.getElementById("distance_direct").innerHTML = "<br/><span class='emp'>Distance: "+d+" mi.</span>";
}
function toRad(deg)
{
return deg * Math.PI/180;
}
</script>
Can you guys see any problems with it?
EDIT:
Right after posting i found out the problem is this line:
Code:
<form id="google-api-trip-calc" action="#">
I just removed the action="#" part and it worked.
Don't know if I should leave this post or delete it...
EDIT2: woops, still doesn't work. Please help...