Add VIX calendar example.
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af68d6b2ef
Коммит
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@ -1,6 +1,6 @@
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<html>
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<head>
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<title>Calendar</title>
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<title>DJI</title>
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<script type="text/javascript" src="../../d3.js"></script>
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<script type="text/javascript" src="csv.js"></script>
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<script type="text/javascript" src="nest.js"></script>
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@ -8,7 +8,7 @@ function quantile(array, n) {
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while (++i < n) thresholds[i] = array[~~(i * k)];
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function quantile(value) {
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if (isNaN(value)) return NaN;
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if (isNaN(value = +value)) return NaN;
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var low = 0, high = n - 1;
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while (low <= high) {
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var mid = (low + high) >> 1, midValue = thresholds[mid];
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Разница между файлами не показана из-за своего большого размера
Загрузить разницу
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@ -0,0 +1,159 @@
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<html>
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<head>
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<title>VIX</title>
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<script type="text/javascript" src="../../d3.js"></script>
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<script type="text/javascript" src="csv.js"></script>
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<script type="text/javascript" src="nest.js"></script>
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<script type="text/javascript" src="quantile.js"></script>
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<style type="text/css">
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@import url("../../lib/colorbrewer/colorbrewer.css");
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body {
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font: 10px sans-serif;
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}
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.day {
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fill: none;
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stroke: #ccc;
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shape-rendering: crispEdges;
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}
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.month {
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fill: none;
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stroke: #000;
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stroke-width: 2px;
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shape-rendering: crispEdges;
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}
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</style>
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</head>
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<body>
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<script type="text/javascript">
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var dow = nest(csv("vix.csv"))
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.key(function(d) { return d.Date; })
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.rollup(function(d) { return d[0].Open; });
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var color = quantile(values(dow), 9);
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var w = 960,
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pw = 14,
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z = ~~((w - pw * 2) / 53),
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ph = z >> 1,
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h = z * 7 + ph * 2;
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var vis = d3.select("body")
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.selectAll("svg")
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.data(range(1993, 2011))
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.enter.append("svg:svg")
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.attr("width", w)
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.attr("height", h)
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.attr("class", "RdYlGn")
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.append("svg:g")
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.attr("transform", "translate(" + pw + "," + ph + ")");
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vis.append("svg:text")
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.attr("transform", "translate(-6," + h / 2 + ")rotate(-90)")
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.text(function(d) { return d; });
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vis.selectAll("rect.day")
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.data(dates)
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.enter.append("svg:rect")
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.attr("x", function(d) { return d.week * z; })
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.attr("y", function(d) { return d.day * z; })
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.attr("class", function(d) { return "day q" + (8-color(dow[d.Date])) + "-9"; })
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.attr("width", z)
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.attr("height", z)
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.append("svg:title")
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.text(function(d) { return d.Date + ": " + dow[d.Date]; });
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vis.selectAll("path.month")
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.data(months)
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.enter.append("svg:path")
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.attr("class", "month")
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.attr("d", function(d) {
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return "M" + (d.firstWeek + 1) * z + "," + d.firstDay * z
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+ "H" + d.firstWeek * z
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+ "V" + 7 * z
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+ "H" + d.lastWeek * z
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+ "V" + (d.lastDay + 1) * z
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+ "H" + (d.lastWeek + 1) * z
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+ "V" + 0
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+ "H" + (d.firstWeek + 1) * z
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+ "Z";
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});
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vis.apply();
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function range(start, end, step) {
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if (arguments.length < 3) {
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step = 1;
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if (arguments.length < 2) {
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end = start;
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start = 0;
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}
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}
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var range = [start];
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while ((start += step) < end) range.push(start);
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return range;
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}
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function pad(n) {
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return n < 10 ? "0" + n : n;
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}
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function format(d) {
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var month = d.getMonth() + 1,
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date = d.getDate();
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return d.getFullYear() + "-" + pad(month) + "-" + pad(date);
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}
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function dates(year) {
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var dates = [],
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date = new Date(year, 0, 1),
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week = 0,
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day;
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do {
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dates.push({
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day: day = date.getDay(),
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week: week,
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month: date.getMonth(),
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Date: format(date)
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});
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date.setDate(date.getDate() + 1);
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if (day == 6) week++;
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} while (date.getFullYear() == year);
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return dates;
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}
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function months(year) {
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var months = [],
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date = new Date(year, 0, 1),
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month,
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firstDay,
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firstWeek,
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day,
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week = 0;
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do {
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firstDay = date.getDay();
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firstWeek = week;
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month = date.getMonth();
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do {
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day = date.getDay();
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if (day == 6) week++;
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date.setDate(date.getDate() + 1);
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} while (date.getMonth() == month);
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months.push({
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firstDay: firstDay,
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firstWeek: firstWeek,
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lastDay: day,
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lastWeek: day == 6 ? week - 1 : week
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});
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} while (date.getFullYear() == year);
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return months;
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}
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</script>
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</body>
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</html>
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