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@larrybotha

larrybotha/distanceinput.js

Forked from levymetal/directions.js
Created August 15, 2014 10:56
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distanceinput.js
var distanceInput = document.getElementById("distance");
Raw
index.html
<html>
<head>
<title>Distance Calculator</title>
<style type="text/css">
#map_canvas {
height: 100%;
}
</style>
</head>
<body>
<div>
<p>
<label for="start">Start: </label>
<input type="text" name="start" id="start" />
<label for="end">End: </label>
<input type="text" name="end" id="end" />
<input type="submit" value="Calculate Route" />
</p>
<p>
<label for="distance">Distance (km): </label>
<input type="text" name="distance" id="distance" readonly="true" />
</p>
</div>
<div id="map_canvas"></div>
</body>
</html>
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init-body.html
<body onload="initialize()">
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init.html
<script type="text/javascript">
var directionDisplay;
var map;
function initialize() {
directionsDisplay = new google.maps.DirectionsRenderer();
var melbourne = new google.maps.LatLng(-37.813187, 144.96298);
var myOptions = {
zoom:12,
mapTypeId: google.maps.MapTypeId.ROADMAP,
center: melbourne
}
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
directionsDisplay.setMap(map);
}
</script>
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js.js
var directionsService = new google.maps.DirectionsService();
function calcRoute() {
var start = document.getElementById("start").value;
var end = document.getElementById("end").value;
var request = {
origin:start,
destination:end,
travelMode: google.maps.DirectionsTravelMode.DRIVING
};
directionsService.route(request, function(response, status) {
if (status == google.maps.DirectionsStatus.OK) {
directionsDisplay.setDirections(response);
}
});
}
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legs.js
distanceInput.value = response.routes[0].legs[0].distance.value / 1000;
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map.html
<meta name="viewport" content="initial-scale=1.0, user-scalable=no"/>
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false"></script>
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submit.html
<input type="submit" value="Calculate Route" onclick="calcRoute()" />
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