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license: mit |
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
<!DOCTYPE html> | |
<head> | |
<meta charset="utf-8"> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
<style> | |
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
</style> | |
</head> | |
<body> | |
<script> | |
// Feel free to change or delete any of the code you see in this editor! | |
var margin = {top: 40,right: 20,bottom: 40,left: 20}; | |
var width = 960 - margin.left - margin.right; | |
var height = 500 - margin.top - margin.bottom; | |
var svg = d3.select("body").append("svg") | |
.attr("width", width) | |
.attr("height", height); | |
d3.csv("https://raw.githubusercontent.com/LyonDataViz/MOS5.5-Dataviz/master/data/iris.csv", | |
function(data){ | |
console.log(data); | |
data.forEach(function(d){ | |
d.sepal_length = +d.sepal_length | |
d.sepal_width = +d.sepal_width | |
d.petal_length = +d.petal_length | |
d.petal_width = +d.petal_width | |
}) | |
console.log(data); | |
var x = d3.scaleLinear() | |
.domain([ | |
d3.min(data,function(d){return d.sepal_length}) | |
,d3.max(data,function(d){return d.sepal_length})]) | |
.range([margin.left,width+margin.left]); | |
var y = d3.scaleLinear() | |
.domain([ | |
d3.min(data,function(d){return d.sepal_width}) | |
,d3.max(data,function(d){return d.sepal_width})]) | |
.range([margin.top,height+margin.top]); | |
var spec = ["setosa","versicolor","virginica"] ; | |
var color = ["red","blue","green"]; | |
var radius = d3.scaleSqrt() | |
.domain([ | |
d3.min(data,function(d){return d.petal_length}) | |
,d3.max(data,function(d){return d.petal_length})]) | |
.range([1,8]); | |
; | |
var col = d3.scaleOrdinal(color,spec); | |
console.log(x(5.1)) | |
svg.selectAll("circle") | |
.data(data) | |
.enter() | |
.append("circle") | |
.attr("cx",function(d,i){return x(d.sepal_length)}) | |
.attr("cy",function(d,i){return height -y(d.sepal_width)}) | |
.attr("r",function(d,i){return radius(d.petal_length)}) | |
.style("fill",function(d,i){ return col(d.species)}) | |
.on("mouseover",function(d,i){ | |
d3.selectAll("circle").style("opacity",.1) | |
d3.select(this).style("opacity",1 ) | |
}) | |
.on("click",function(d,i){ | |
d3.select(this).style("fill","pink") | |
}) | |
var xAxis = d3.axisBottom() | |
.scale(x); | |
var yAxis = d3.axisLeft() | |
.scale(y); | |
var posx = height - margin.top; | |
svg.append("g") | |
.attr("class", "x axis") | |
.attr("transform", "translate(0," + posx + ")") | |
.call(xAxis) | |
svg.append("g") | |
.attr("class", "y axis") | |
.call(yAxis) | |
} | |
) | |
</script> | |
</body> |
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