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Contrast Changer.html
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Contrast Changer.html
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<!DOCTYPE html>
<html>
<head>
<title>Eye-Tester</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta name="author" content="Akashdeep Bansal && Anshul Yadav && BB"/>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"
integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<style type="text/css">
html, body {
width: 100%;
height: 100%
}
.depth {
display: inline-block;
width: 20%;
border: 1px solid rgba(255, 255, 255, 0.6);
background: linear-gradient(#eee, #fff);
transition: all 0.3s ease-out;
box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.4);
padding: 5px;
-moz-box-sizing: border-box;
box-sizing: border-box;
color: black;
text-align: center;
font-family: customfont;
}
#inp span {
display: inline-block;
width: 40%;
}
span {
display: inline-block;
width: 100%;
}
</style>
</head>
<body onload="main()" style="background-color: rgb(127.5,127.5,127.5);">
<br><br>
<div class="text-center">
<h1 class="text-center" style="color: red; font-weight: 700; font-family: sans-serif;">Contrast Measurement
Test</h1>
<h1 class="text-center" style="color: black;" id="DisplayNumber"></h1>
</div>
<p id="inp">
<span></span>
<input id="myInput" class="depth" onkeypress="return searchKeyPress(event);"/>
<span></span>
</p>
<span class="text-center">
<button class="btn btn-danger text-center" id="myBtn" onclick="activity()">Enter</button>
</span>
<script>
var temp=0;
function searchKeyPress(e)
{
// look for window.event in case event isn't passed in
e = e || window.event;
if (e.keyCode == 13)
{
document.getElementById('myBtn').click();
return false;
}
return true;
}
function SetFocus () {
var inpu = document.getElementById ("myInput");
inpu.focus ();
}
function RandNumber() {
var tallies =Math.floor(10 * Math.random());
var tallymark="";
for(var i=0; i< tallies; i++ ){
tallymark=tallymark+"|";
}
return document.getElementById("DisplayNumber").innerHTML=tallymark;
}
let rand;
function main() {
SetFocus();
rand=RandNumber();
console.log(rand);
}
let s=0; let e=255; v=(s+e)/2;
function ContrastChanger() {
v=(s+e)/2;
document.body.style.backgroundColor = 'rgb( ' + v + ',' + v + ',' + v + ')';
console.log("temp is "+temp+"v is "+v);
if(Math.abs(v-temp)<=1){
v=Math.round(v,1);
alert("Your Test is over. Your Result is "+v);
}
temp=v;
// console.log("haisd"+temp);
}
// console.log("hi");
//console.log(temp);
function activity() {
var input = document.getElementById("myInput").value;
console.log(input);
var text;
if(rand.length == input) {
// console.log("bingo")
e=v;
ContrastChanger();
}
else{
// console.log("sucks");
s=v;
ContrastChanger();
}
document.getElementById('myInput').value = ''
main();
}
</script>
<script type="text/javascript"></script>
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"
integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN"
crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"
integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q"
crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"
integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl"
crossorigin="anonymous"></script>
</body>
</html>