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