Created
December 8, 2012 18:20
-
-
Save makoto/4241232 to your computer and use it in GitHub Desktop.
Random update via setInterval
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
<html> | |
<head> | |
<script type="text/javascript" src="http://d3js.org/d3.v2.min.js"></script> | |
<style type="text/css" media="screen"> | |
.svg rect { | |
stroke: white; | |
fill: steelblue; | |
} | |
</style> | |
</head> | |
<body> | |
<script type="text/javascript"> | |
var width = 500 | |
,height = 400 | |
,data = [2,4,6]; | |
var svg = d3.select("body").append("svg") | |
.attr("class", "svg") | |
.attr("width", width) | |
.attr("height", height) | |
function draw(data){ | |
var x = d3.scale.linear() | |
.domain([0, d3.max(data)]) | |
.range([0, width - 10]); | |
var y = d3.scale.ordinal() | |
.domain(data) | |
.rangeBands([10, height]); | |
var group = svg.selectAll(".group") | |
.data(data); | |
var groupEnter = group.enter().append('g') | |
.attr('class', 'group') | |
var groupUpdate = group.transition().duration(1000) | |
var groupExit = d3.transition(group.exit()) | |
.remove() | |
groupEnter.append("circle") | |
.attr("cx", function(d){return x(d)}) | |
.attr("cy", function(d){return y(d)}) | |
.attr("r", 5); | |
groupUpdate.select('circle') | |
.attr("cx", function(d){return x(d)}) | |
.attr("cy", function(d){return y(d)}) | |
} | |
setInterval(function(){return draw([Math.random() * 100, Math.random() * 100, Math.random() * 100]) }, 1000) | |
</script> | |
</body> | |
</html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment