A concentric clock adapted from Mike Bostock's "Arc Tween (clock)".
-
-
Save lsquaredleland/967d6641d3dc549b7318 to your computer and use it in GitHub Desktop.
Concentric Clock
This file contains 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
<!-- code is adapted from: | |
https://gist.github.com/mbostock/1098617 | |
--> | |
<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="utf-8"> | |
<title>Windows 8 Like Timer</title> | |
<script src="https://d3js.org/d3.v3.min.js"></script> | |
</head> | |
<style type="text/css"> | |
#chartArea { | |
border: 2px dashed black; | |
height: 500px; | |
width: 500px; | |
} | |
path { | |
fill-rule: evenodd; | |
fill: #aaa; | |
fill-opacity: .7; | |
stroke: #666; | |
stroke-width: 5.5px; | |
} | |
#valueOutput{ | |
fill:maroon; | |
} | |
</style> | |
<body> | |
<div id="chartArea"></div> | |
</body> | |
<script type="text/javascript"> | |
var divH = parseInt( d3.select("#chartArea").style("height") ); | |
var divW = parseInt( d3.select("#chartArea").style("width") ); | |
var margin = {top: 10, right: 10, bottom: 10, left: 10}; | |
var w = divW - margin.left - margin.right; | |
h = divH - margin.top - margin.bottom; | |
x = d3.scale.ordinal().domain(d3.range(3)).rangePoints([0, w], 2); | |
var fields = [ | |
{name: "seconds", value: 0, size: 60, order: 0}, | |
{name: "minutes", value: 0, size: 60, order: 1}, | |
{name: "hours", value: 0, size: 24, order: 2} | |
]; | |
var outerRadiusInit = w / 2.2; | |
var arcWidth = 35; | |
var innerRadiusInit = outerRadiusInit - arcWidth; | |
var arc = d3.svg.arc() | |
.innerRadius(function(d) { return innerRadiusInit - d.order * arcWidth ; }) | |
.outerRadius(function(d) { return outerRadiusInit - d.order * arcWidth ; }) | |
.startAngle(0) | |
.endAngle(function(d) { return (d.value / d.size) * 2 * Math.PI; }); | |
var svg = d3.select("#chartArea").append("svg:svg") | |
.attr("width", w + margin.left + margin.right) | |
.attr("height", h + margin.top + margin.bottom) | |
.append("svg:g") | |
.attr("transform", "translate(" + margin.left + "," +(margin.top + h/2)+ ")"); | |
var startBool = true; | |
svg.append("text") | |
.text("start") | |
.attr("id", "valueOutput") | |
.attr("text-anchor", "middle") | |
.attr("transform","translate(" + w / 2 + ",0)") | |
.on("click", function(){ | |
d3.select(this) | |
.attr("fill", "teal"); | |
startBool = !startBool; | |
console.log(startBool); | |
}); | |
setInterval(function() { | |
var d = new Date(); | |
fields[0].previous = fields[0].value; fields[0].value = d.getSeconds(); | |
fields[1].previous = fields[1].value; fields[1].value = d.getMinutes(); | |
fields[2].previous = fields[2].value; fields[2].value = d.getHours(); | |
var timeString = d.getHours() + ":" + d.getMinutes() + ":" + d.getSeconds(); | |
d3.select('#valueOutput').html(timeString); | |
var path = svg.selectAll("path") | |
.data(fields.filter(function(d) { return d.value; }), function(d) { return d.name; }); | |
path.enter().append("svg:path") | |
.attr("transform", function(d, i) { return "translate(" + h/2 + ",0)"; }) | |
.transition() | |
.ease("linear") | |
.duration(1000) | |
.attrTween("d", arcTween); | |
path.transition() | |
.ease("linear") | |
.duration(1000) | |
.attrTween("d", arcTween); | |
path.exit().transition() | |
.ease("ease") | |
.duration(750) | |
.attrTween("d", arcTween) | |
.remove(); | |
}, 1000); | |
function arcTween(b) { | |
var i = d3.interpolate({value: b.previous}, b); | |
return function(t) { | |
return arc(i(t)); | |
}; | |
} | |
</script> | |
</html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment