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maps_calculator.php
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maps_calculator.php
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<?php
if (isset($_POST["carbon_emission"]))
{
$carbon_footprint = $_POST['driving_distance']*.184;
echo "<script>alert('Carbon emitted will be-' + $carbon_footprint);</script>";
}
?>
<html>
<head>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
<meta charset="utf-8">
<title>google maps directions api example </title>
<style>
#map {
height: 80%;
}
/* Optional: Makes the sample page fill the window. */
html, body {
height: 100%;
margin: 0;
padding: 0;
}
#floating-panel {
position: absolute;
top: 10px;
left: 25%;
z-index: 5;
background-color: #fff;
padding: 5px;
border: 1px solid #999;
text-align: center;
font-family: 'Roboto','sans-serif';
line-height: 30px;
padding-left: 10px;
}
#right-panel {
font-family: 'Roboto','sans-serif';
line-height: 30px;
padding-left: 10px;
}
#right-panel select, #right-panel input {
font-size: 15px;
}
#right-panel select {
width: 100%;
}
#right-panel i {
font-size: 12px;
}
#right-panel {
height: 100%;
float: right;
width: 390px;
overflow: auto;
}
#map {
margin-right: 400px;
}
#floating-panel {
background: #fff;
padding: 5px;
font-size: 14px;
font-family: Arial;
border: 1px solid #ccc;
box-shadow: 0 2px 2px rgba(33, 33, 33, 0.4);
display: none;
}
@media print {
#map {
height: 500px;
margin: 0;
}
#right-panel {
float: none;
width: auto;
}
}
</style>
</head>
<body>
<div id="floating-panel">
<strong>Source:</strong>
<input type="text" id="start" value="" style="width: 200px" />
<strong>Destination:</strong>
<input type="text" id="end" value="" style="width: 200px" />
</div>
<div id="right-panel"> </div>
<div id="map"></div>
<script>
function initMap() {
var directionsDisplay = new google.maps.DirectionsRenderer;
var directionsService = new google.maps.DirectionsService;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat:-37.808163434 , lng:144.957829502} //Monash university,caulfield lat lng by default set
});
var input1 = (document.getElementById('start')); // first input id name
var input2 = (document.getElementById('end')); // Second input id name
directionsDisplay.setMap(map);
directionsDisplay.setPanel(document.getElementById('right-panel'));
var control = document.getElementById('floating-panel');
// map.controls[google.maps.ControlPosition.TOP_LEFT].push(input);
var autocomplete = new google.maps.places.Autocomplete(input1);
var autocomplete = new google.maps.places.Autocomplete(input2);
autocomplete.bindTo('bounds', map);
autocomplete.addListener('place_changed', function() {
infowindow.close();
marker.setVisible(false);
var place = autocomplete.getPlace();
if (!place.geometry) {
// User entered the name of a Place that was not suggested and
// pressed the Enter key, or the Place Details request failed.
window.alert("No details available for input: '" + place.name + "'");
return;
}
// If the place has a geometry, then present it on a map.
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
marker.setIcon(/** @type {google.maps.Icon} */({
url: place.icon,
size: new google.maps.Size(71, 71),
origin: new google.maps.Point(0, 0),
anchor: new google.maps.Point(17, 34),
scaledSize: new google.maps.Size(35, 35)
}));
marker.setPosition(place.geometry.location);
marker.setVisible(true);
infowindow.setContent('<div><strong>' + place.name + '</strong><br>' + address);
infowindow.open(map, marker);
});
control.style.display = 'block';
map.controls[google.maps.ControlPosition.TOP_CENTER].push(control);
var onChangeHandler = function() {
calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}
function calculateAndDisplayRoute(directionsService, directionsDisplay) {
var start = document.getElementById('start').value;
var end = document.getElementById('end').value;
directionsService.route({
origin: start,
destination: end,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
} else {
console.log('Directions request failed due to ' + status);
// window.alert('Directions request failed due to ' + status);
}
});
}
</script>
<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyAV294Q2rIUMSbA7qpBXafFMi-G02Tk1d0&libraries=places&callback=initMap"
async defer></script>
<table >
<tbody>
<tr>
<td style="text-align: left; padding: 25px; width: 300px;"></td>
<td style="text-align: left; padding: 0px; width: 500px;font-size: 28px;">
<form method="post">
<strong>Input the calculated Distance:</strong>
<input type="number" step="any" required name="driving_distance" id="driving_distance" value="" style="width: 350px; height:25px;" />
<input type="submit" name="carbon_emission" id="carbon_emission" value="Calculate CO2" style="width: 350px; margin-top: 10px; height:25px; background-color: rgb(13,157,61);font-size: 18px;height: 40px; padding: 4px;" />
</form>
<h3><a href="https://zer0carb0n.me">Return to Home</a></h3>
</td>
<td style="text-align: left; padding: 8px"></td>
</tr>
</tbody>
</table>
</body>
</html>