A variation of a polar clock without the lines.
-
-
Save MaXFalstein/feeb631200d865386c127acdc91467aa to your computer and use it in GitHub Desktop.
Polar Clock II.I
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| license: gpl-3.0 | |
| height: 960 |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| background: #222; | |
| margin: auto; | |
| width: 960px; | |
| } | |
| .tracks { | |
| fill: none; | |
| stroke: none; | |
| stroke-width: 0px; | |
| } | |
| .bodies path { | |
| stroke: #000; | |
| stroke-width: 1.5px; | |
| } | |
| .bodies .text-path { | |
| stroke: none; | |
| } | |
| .bodies text { | |
| fill: #000; | |
| font: 500 16px "Helvetica Neue"; | |
| } | |
| </style> | |
| <svg width="960" height="960"></svg> | |
| <script src="//d3js.org/d3.v4.0.0-alpha.21.min.js"></script> | |
| <script> | |
| var svg = d3.select("svg"), | |
| width = +svg.attr("width"), | |
| height = +svg.attr("height"), | |
| radius = Math.min(width, height) / 1.9, | |
| bodyRadius = radius / 23, | |
| dotRadius = bodyRadius - 8; | |
| var pi = Math.PI; | |
| var fields = [ | |
| {radius: 0.2 * radius, format: d3.timeFormat("%B"), interval: d3.timeYear}, | |
| {radius: 0.3 * radius, format: formatDate, interval: d3.timeMonth}, | |
| {radius: 0.4 * radius, format: d3.timeFormat("%A"), interval: d3.timeWeek}, | |
| {radius: 0.6 * radius, format: d3.timeFormat("%-H hours"), interval: d3.timeDay}, | |
| {radius: 0.7 * radius, format: d3.timeFormat("%-M minutes"), interval: d3.timeHour}, | |
| {radius: 0.8 * radius, format: d3.timeFormat("%-S seconds"), interval: d3.timeMinute} | |
| ]; | |
| var color = d3.scaleRainbow() | |
| .domain([0, 360]); | |
| var arcBody = d3.arc() | |
| .startAngle(function(d) { return bodyRadius / d.radius; }) | |
| .endAngle(function(d) { return -pi - bodyRadius / d.radius; }) | |
| .innerRadius(function(d) { return d.radius - bodyRadius; }) | |
| .outerRadius(function(d) { return d.radius + bodyRadius; }) | |
| .cornerRadius(bodyRadius); | |
| var arcTextPath = d3.arc() | |
| .startAngle(function(d) { return -bodyRadius / d.radius; }) | |
| .endAngle(-pi) | |
| .innerRadius(function(d) { return d.radius; }) | |
| .outerRadius(function(d) { return d.radius; }); | |
| var g = svg.append("g") | |
| .attr("transform", "translate(" + width / 2 + "," + height / 2 + ")"); | |
| g.append("g") | |
| .attr("class", "tracks") | |
| .selectAll("circle") | |
| .data(fields) | |
| .enter().append("circle") | |
| .attr("r", function(d) { return d.radius; }); | |
| var body = g.append("g") | |
| .attr("class", "bodies") | |
| .selectAll("g") | |
| .data(fields) | |
| .enter().append("g"); | |
| body.append("path") | |
| .attr("d", function(d) { | |
| return arcBody(d) | |
| + "M0," + (dotRadius - d.radius) | |
| + "a" + dotRadius + "," + dotRadius + " 0 0,1 0," + -dotRadius * 2 | |
| + "a" + dotRadius + "," + dotRadius + " 0 0,1 0," + dotRadius * 2; | |
| }); | |
| body.append("path") | |
| .attr("class", "text-path") | |
| .attr("id", function(d, i) { return "body-text-path-" + i; }) | |
| .attr("d", arcTextPath); | |
| var bodyText = body.append("text") | |
| .attr("dy", ".35em") | |
| .append("textPath") | |
| .attr("xlink:href", function(d, i) { return "#body-text-path-" + i; }); | |
| tick(); | |
| d3.timer(tick); | |
| function tick() { | |
| var now = Date.now(); | |
| fields.forEach(function(d) { | |
| var start = d.interval(now), | |
| end = d.interval.offset(start, 1); | |
| d.angle = Math.round((now - start) / (end - start) * 360 * 100) / 100; | |
| }); | |
| body | |
| .style("fill", function(d) { return color(d.angle); }) | |
| .attr("transform", function(d) { return "rotate(" + d.angle + ")"; }); | |
| bodyText | |
| .attr("startOffset", function(d, i) { return d.angle <= 90 || d.angle > 270 ? "100%" : "0%"; }) | |
| .attr("text-anchor", function(d, i) { return d.angle <= 90 || d.angle > 270 ? "end" : "start"; }) | |
| .text(function(d) { return d.format(now); }); | |
| } | |
| function formatDate(d) { | |
| d = new Date(d).getDate(); | |
| switch (10 <= d && d <= 19 ? 10 : d % 10) { | |
| case 1: d += "st"; break; | |
| case 2: d += "nd"; break; | |
| case 3: d += "rd"; break; | |
| default: d += "th"; break; | |
| } | |
| return d; | |
| } | |
| </script> |
Author
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Access the bl.ocks.org version