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Traffic light program using javascript | An automated traffic signal project in javascript

 

TRAFFIC SIGNAL PROJECT WITH AUTO COUNT DOWN











Code : signal.html


<html>

<head>
<title>Signal
</title>
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">

<!-- jQuery library -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

<!-- Latest compiled JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
<style>
.img_cls {
height: 100px;
}

#signal {
width: 70px;
height: 200px;
background: #333;
padding-top: 5px;
margin: auto;
}

#signal_line {
width: 10px;
height: 50px;
background: #333;
padding-top: 5px;
margin: auto;
}

#signal_piler {
width: 170px;
height: 30px;
background: #333;
padding-top: 5px;
margin: auto;
}

#stop {
width: 50px;
height: 50px;
background: #777;
border-radius: 50%;
display: block;
margin: 10px;
}

#wait {
width: 50px;
height: 50px;
background: #777;
border-radius: 50%;
display: block;
margin: 10px;
}

#go {
width: 50px;
height: 50px;
background: #777;
border-radius: 50%;
display: block;
margin: 10px;
}

#tp_img {
height: 250px;
}
</style>
</head>

<body>
<h1 class="text text-center text-info">TRAFFIC SIGNAL PROJECT WITH AUTO COUNT DOWN</h1>
<hr>
<div class="col-sm-12">
<div class="col-sm-3">
<img src="../tp.png" id="tp_img">
</div>
<div class="col-sm-6">
<div class="col-sm-12">

<div class="col-sm-3">
<img src="../stop.jpg" onClick="stopTraffic()" class="img_cls">
</div>
<div class="col-sm-3">
<img src="../go.jpg" onClick="goTraffic()" class="img_cls">
<div class="col-sm-12">
<h4 class="text text-center text-info" id="goTimer"></h4>
</div>
</div>
<div class="col-sm-3">
<img src="../wait.jpeg" onClick="waitTraffic()" class="img_cls">
</div>
</div>
</div>
<div class="col-sm-3">
<div id="signal">
<span id="stop"></span>
<span id="wait"></span>
<span id="go"></span>
</div>
<div id="signal_line"></div>
<div id="signal_piler"></div>
</div>
</div>
</body>
<script>
let idleTime = 0;

function stopTraffic() {
idleTime = 0;
document.getElementById("stop").style.background = "red";
document.getElementById("wait").style.background = "#777";
document.getElementById("go").style.background = "#777";
setInterval(timerIncrement, 1000);
}

function waitTraffic() {
idleTime = 0;
document.getElementById("stop").style.background = "#777";
document.getElementById("wait").style.background = "#dfcb00";
document.getElementById("go").style.background = "#777";
setInterval(timerIncrement, 1000);
}

function goTraffic() {
document.getElementById("stop").style.background = "#777";
document.getElementById("wait").style.background = "#777";
document.getElementById("go").style.background = "#019845";
}

function timerIncrement() {
document.getElementById("goTimer").innerText = "Signal will be Green in on count of 5, counter started " +
idleTime;
if (idleTime > 5) {
document.getElementById("goTimer").innerText = "";
}
if (idleTime > 5) {
goTraffic();
}
idleTime++;
}
</script>

</html>

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