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fen.htm
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fen.htm
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<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>算分</title>
</head>
<body>
<h2>符翻算分器</h2>
<label><input type="radio" name="type" id="_type" checked>青天井</label>
<br />
<label><input type="radio" name="type">普通</label>
<br />
<label>符：<input type="text" id="fu" /></label><br />
<label>翻：<input type="text" id="fan" /></label><br />
<input type="button" onclick="RUN()" value="計算" />
<div id="display"></div>
<script src="big.min.js"></script>
<script>
function RUN() {
var fan = Number(document.getElementById("fan").value);//获取翻
var fu = Number(document.getElementById("fu").value);//获取符
var out = "";
if (document.getElementById("_type").checked) {
//青天井
var x = new Big(2);
x = x.pow(fan + 2);
var _6x = x.times(6 * fu / 100).round(0, 3).toFixed();
var _4x = x.times(4 * fu / 100).round(0, 3).toFixed();
var _2x = x.times(2 * fu / 100).round(0, 3).toFixed();
var _1x = x.times(fu / 100).round(0, 3).toFixed();
out += "親榮和：" + _6x + "00\n";
out += "子榮和：" + _4x + "00\n";
out += "親自摸，每人出：" + _2x + "00\n";
out += "子自摸，子家出：" + _1x + "00\n";
out += "子自摸，親家出：" + _2x + "00\n";
}
else {//普通模式
if (fan < 5) {//小于5翻
var base = fu * Math.pow(2, (fan + 2));
if (base > 2000) { base = 2000 }
} else {//大于4翻
var base = 2000;
if (fan === 6 || fan === 7) { base = 3000; }
if (fan >= 6 && fan <= 10) { base = 4000; }
if (fan === 11 || fan === 12) { base = 6000; }
if (fan >= 13) { base = 8000; }
}
out += "親榮和：" + Math.ceil(base * 6 / 100) + "00\n";
out += "子榮和：" + Math.ceil(base * 4 / 100) + "00\n";
out += "親自摸，每人出：" + Math.ceil(base * 2 / 100) + "00\n";
out += "子自摸，子家出：" + Math.ceil(base / 100) + "00\n";
out += "子自摸，親家出：" + Math.ceil(base * 2 / 100) + "00\n";
}
document.getElementById("display").innerText = out;
}
</script>
</body>
</html>