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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>GMaps.js &mdash; Travel Route</title>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script src="http://maps.google.com/maps/api/js?sensor=true"></script>
<script src="../gmaps.js"></script>
<link href="http://twitter.github.com/bootstrap/1.3.0/bootstrap.min.css" />
<link rel="stylesheet" type="text/css" href="examples.css" />
<script type="text/javascript">
var map;
var route;
$(document).ready(function(){
$('#forward').attr('disabled', 'disabled');
$('#back').attr('disabled', 'disabled');
$('#get_route').click(function(e){
e.preventDefault();
map.getRoutes({
origin: [map.markers[0].getPosition().lat(), map.markers[0].getPosition().lng()],
destination: [map.markers[map.markers.length-1].getPosition().lat(), map.markers[map.markers.length-1].getPosition().lng()],
callback: function(e){
route = new GMaps.Route({
map: map,
route: e[0],
strokeColor: '#336699',
strokeOpacity: 0.5,
strokeWeight: 10
});
$('#forward').removeAttr('disabled');
$('#back').removeAttr('disabled');
}
});
$('#forward').click(function(e){
e.preventDefault();
route.forward();
if(route.step_count < route.steps_length)
$('#steps').append('<li>'+route.steps[route.step_count].instructions+'</li>');
});
$('#back').click(function(e){
e.preventDefault();
route.back();
if(route.step_count >= 0)
$('#steps').find('li').last().remove();
});
});
map = new GMaps({
div: '#map',
lat: -12.043333,
lng: -77.028333,
zoom: 16,
height: '500px',
click: function(e){
map.addMarker({
lat: e.latLng.lat(),
lng: e.latLng.lng()
});
}
});
});
</script>
</head>
<body>
<h1>GMaps.js &mdash; Travel route</h1>
<div class="row">
<div class="span16">
<div id="map" class="large"></div>
</div>
<div class="span5">
<div class="row">
<a href="#" class="btn" id="get_route">Get route</a>
<a href="#" class="btn" id="back">&laquo; Back</a>
<a href="#" class="btn" id="forward">Forward &raquo;</a>
</div>
<div class="row">
<ul id="steps">
</ul>
</div>
</div>
</div>
</body>
</html>
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