forked from ShoroukAziz/notion_widgets
/
calculator.html
378 lines (314 loc) · 8.06 KB
/
calculator.html
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<!-- origenal : https://codepen.io/dishabansal/pen/xypOBB -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>calculator</title>
<link href="https://fonts.googleapis.com/css2?family=Dosis:wght@500&family=MuseoModerno:wght@300;400&display=swap" rel="stylesheet">
<style>
body {
margin: 0 auto;
text-align: center;
font-size: 23px;
color: white;
background-color:white;
}
.main {
max-width: 10%;
}
a,
a:visited {
color: goldenrod;
}
.dark {
background : #b7df89 !important;
}
.button > .over {
text-decoration:overline;
display: inline-block;
position:relative;
top: 3px;
left: -4px;
}
.calculator {
display: inline-block;
background: white;
margin: 1% 0;
color: black;
border-radius: 5%;
border: 1px solid #e7e7e7;
/* box-shadow: 0px 8px 20px 0px grey; */
background-color: white;
}
.calculator button {
font-size: x-large;
color: #3f3f3f;
width: 2.5em;
min-height: 2.5em;
margin: 0.8%;
border-radius: 25%;
background-color: #cad8d8;
border: 1px solid #ad919100;
font-family: 'MuseoModerno', cursive;
}
.calculator button:hover,
#clear:hover,
#backspace:hover {
background: #f7e583!important;
color: #626262;
transform: scale(0.9);
border-radius: 20%;
}
.calculator button:focus,
#clear:focus,
#backspace:focus {
outline: none;
}
.button:active,
.button-active {
background: gold;
color: white;
transform: scale(0.9);
}
#screen{
background-color: #ececec;
border: 3px solid transparent;
/* box-shadow: 3px 3px 3px 3px grey; */
border-radius: 29px;
width: 80%;
height: 120px;
margin-left: 5%;
margin-right: 5%;
margin-top: 5%;
text-align: right;
overflow: auto;
overflow-wrap: break-word;
font-size: 60px;
font-family: 'Dosis', sans-serif;
}
#clean {
background: #c4eded;
}
.calculator__row1,
.calculator__row2,
.calculator__row3,
.calculator__row4,
.calculator__row5 {
display: flex;
margin: 0 auto;
max-width: 80%;
justify-content: space-around;
align-items: center;
font-family: 'Libre Barcode 128 Text', cursive;
}
.calculator__row5 {
margin-bottom: 3%;
}
.footer {
/* margin-top: 2%;
font-size: medium; */
position: absolute;
left: 0;
right: 0;
bottom: 0;
}
</style>
</head>
<body>
<link href="https://fonts.googleapis.com/css?family=Libre+Barcode+128+Text" rel="stylesheet">
<div id="main">
<div class="calculator">
<input type="text" id="screen">
<div class="calculator__row1">
<button class="button">Rad</button>
<button class="button" >Deg</button>
<h1 style="font-size: 200%;margin-left: 230px;margin-right: 20px;"></h1>
<button class="button" id="clean">AC</button>
</div>
<div class="calculator__row2">
<button class="button">sin</button>
<button class="button">cos</button>
<button class="button">tan</button>
<button class="button dark">7</button>
<button class="button dark">8</button>
<button class="button dark">9</button>
<button class="button">*</button>
</div>
<div class="calculator__row3">
<button class="button">x^</button>
<button class="button">pi</button>
<button class="button">%</button>
<button class="button dark">4</button>
<button class="button dark">5</button>
<button class="button dark">6</button>
<button class="button">/</button>
</div>
<div class="calculator__row4">
<button class="button">ln</button>
<button class="button">log</button>
<button class="button">x!</button>
<button class="button dark">1</button>
<button class="button dark">2</button>
<button class="button dark">3</button>
<button class="button">-</button>
</div>
<div class="calculator__row5">
<button class="button">√<span class="over"></span></button>
<button class="button">(</button>
<button class="button">)</button>
<button class="button">.</button>
<button class="button dark">0</button>
<button class="button">=</button>
<button class="button">+</button>
</div>
</div>
</div>
</body>
<script>
var display = document.getElementById("screen");
var buttons = document.getElementsByClassName("button");
Array.prototype.forEach.call(buttons, function(button) {
button.addEventListener("click", function() {
if (button.textContent != "=" &&
button.textContent != "AC" &&
button.textContent != "*" &&
button.textContent != "/" &&
button.textContent != "√" &&
button.textContent != "+" &&
button.textContent != "%" &&
button.textContent != "=" &&
button.textContent != "-" &&
button.textContent != "sin" &&
button.textContent != "cos" &&
button.textContent != "tan" &&
button.textContent != "log" &&
button.textContent != "ln" &&
button.textContent != "x^" &&
button.textContent != "x!" &&
button.textContent != "pi" &&
button.textContent != "Rad"
&& button.textContent != "Deg") {
display.value += button.textContent;
} else if (button.textContent === "=") {
equals();
} else if (button.textContent === "AC") {
clear();
} else if (button.textContent === "*") {
multiply();
} else if (button.textContent === "/") {
divide();
} else if (button.textContent === "+") {
plus();
} else if (button.textContent === "-") {
Minus();
} else if (button.textContent === "%") {
percent();
} else if (button.textContent === "pi") {
pi();
} else if (button.textContent === "√") {
squareRoot();
} else if (button.textContent === "sin") {
sin();
} else if (button.textContent === "cos") {
cos();
} else if (button.textContent === "tan") {
tan();
} else if (button.textContent === "log") {
log();
} else if (button.textContent === "ln") {
ln();
} else if (button.textContent === "x^") {
exponent();
} else if (button.textContent === "x!") {
factorial();
} else if (button.textContent === "Rad") {
radians();
} else if (button.textContent === "Deg") {
degrees();
}
});
});
function syntaxError() {
if (eval(display.value) == SyntaxError || eval(display.value) == ReferenceError || eval(display.value) == TypeError) {
display.value == "Syntax Error";
}
}
function equals() {
if ((display.value).indexOf("^") > -1) {
var base = (display.value).slice(0, (display.value).indexOf("^"));
var exponent = (display.value).slice((display.value).indexOf("^") + 1);
display.value = eval("Math.pow(" + base + "," + exponent + ")");
} else {
display.value = eval(display.value)
checkLength()
syntaxError()
}
}
function clear() {
display.value = "";
}
function multiply() {
display.value += "*";
}
function divide() {
display.value += "/";
}
function plus() {
display.value += "+";
}
function Minus() {
display.value += "-";
}
function factorial() {
var number = 1;
if (display.value === 0) {
display.value = "1";
} else if (display.value < 0) {
display.value = "undefined";
} else {
var number = 1;
for (var i = display.value; i > 0; i--) {
number *= i;
}
display.value = number;
}
}
function pi() {
display.value = (display.value * Math.PI);
}
function square() {
display.value = eval(display.value * display.value);
}
function squareRoot() {
display.value = Math.sqrt(display.value);
}
function percent() {
display.value = display.value / 100;
}
function sin() {
display.value = Math.sin(display.value);
}
function cos() {
display.value = Math.cos(display.value);
}
function tan() {
display.value = Math.tan(display.value);
}
function log() {
display.value = Math.log10(display.value);
}
function ln() {
display.value = Math.log(display.value);
}
function exponent() {
display.value += "^";
}
function radians() {
display.value = display.value * (Math.PI / 180);
}
function degrees() {
display.value = display.value * (180 / Math.PI);
}
</script>
</html>