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KorbinianP/StorypointsCalc_TShirt.htm

Last active May 19, 2020 07:52
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StorypointsCalc_TShirt.htm
<!DOCTYPE html>
<html>
<head>
<title>T-Shirt Size to Storypoints Calculator</title>
<script type="text/javascript">
function calculate(){
xs = Number(document.calculator.xs.value);
s = Number(document.calculator.s.value);
m = Number(document.calculator.m.value);
l = Number(document.calculator.l.value);
xl = Number(document.calculator.xl.value);
xxl = Number(document.calculator.xxl.value);
sum = xs + s + m + l + xl + xxl
points = (xs*0.5) + (s*1) + (m*3) + (l*8) + (xl*20) + (xxl*40)
average = points / sum
left = Math.floor(average)
right = average - left
if ((right>0.5) && (right<1)) {
right = 1
} else if ((right>0) && (right<=0.5)) {
right = 0.5
}
document.calculator.storypoints.value = left + right
}
function minus(num){
switch(num) {
case 0: if(document.calculator.xs.value>0) document.calculator.xs.value--; break;
case 1: if(document.calculator.s.value>0) document.calculator.s.value--; break;
case 2: if(document.calculator.m.value>0) document.calculator.m.value--; break;
case 3: if(document.calculator.l.value>0) document.calculator.l.value--; break;
case 4: if(document.calculator.xl.value>0) document.calculator.xl.value--; break;
case 5: if(document.calculator.xxl.value>0) document.calculator.xxl.value--; break;
}
calculate();
}
function plus(num){
switch(num) {
case 0: document.calculator.xs.value++; break;
case 1: document.calculator.s.value++; break;
case 2: document.calculator.m.value++; break;
case 3: document.calculator.l.value++; break;
case 4: document.calculator.xl.value++; break;
case 5: document.calculator.xxl.value++; break;
}
calculate();
}
</script>
<style>
.morespace td {padding-top:10px;}
body{font-size: 18px; font-family: monospace;}
input[type="text"]{font-size:18px; font-family: monospace;}
</style>
</head>
<body>
<form name="calculator">
<table border="0">
<tr><td>XS:</td> <td><input type="text" name="xs" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="xsm" onclick="javascript:minus(0);">-</button><button type="button" id="xsp" onclick="javascript:plus(0);">+</button></td></tr>
<tr><td>S:</td> <td><input type="text" name="s" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="sm" onclick="javascript:minus(1);">-</button><button type="button" id="sp" onclick="javascript:plus(1);">+</button></td></tr>
<tr><td>M:</td> <td><input type="text" name="m" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="mm" onclick="javascript:minus(2);">-</button><button type="button" id="mp" onclick="javascript:plus(2);">+</button></td></tr>
<tr><td>L:</td> <td><input type="text" name="l" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="lm" onclick="javascript:minus(3);">-</button><button type="button" id="lp" onclick="javascript:plus(3);">+</button></td></tr>
<tr><td>XL:</td> <td><input type="text" name="xl" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="xlm" onclick="javascript:minus(4);">-</button><button type="button" id="xlp" onclick="javascript:plus(4);">+</button></td></tr>
<tr><td>XXL:</td> <td><input type="text" name="xxl" onkeyup="javascript:calculate();" size="3"></td>
<td><button type="button" id="xxlm" onclick="javascript:minus(5);">-</button><button type="button" id="xxlp" onclick="javascript:plus(5);">+</button></td></tr>
<tr class="morespace">
<td>SP:</td>
<td><input type="text" name="storypoints" size="5" readonly></td>
</tr>
<tr class="morespace">
<td><input type="reset" value="Clear"></td>
<td><input type="button" value="Calc" onclick="javascript:addition();"></td>
</tr>
</table>
</form>
</body>
</html>
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