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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> | |
<html> | |
<head> | |
<script type="text/javascript" src="http://d3js.org/d3.v3.js"></script> | |
<script type="text/javascript" src="https://code.jquery.com/jquery-2.2.4.min.js"></script> | |
<style type="text/css"> | |
body, html { | |
width: 100%; | |
height: 100%; | |
margin: 0; | |
} | |
#main { | |
border: 1px solid #ccc; | |
width: 400px; | |
height: 400px; | |
overflow: hidden; | |
} | |
#list a { | |
display: inline-block; | |
color: #073b98; | |
font-size: 16px; | |
padding: 5px; | |
cursor: pointer; | |
} | |
#list a.active { | |
background: #eee; | |
font-weight: bold; | |
} | |
#list > div {display: inline-block;} | |
</style> | |
</head> | |
<body> | |
<div id="main"></div> | |
<div id="list"></div> | |
</body> | |
<script type="text/javascript"> | |
var data = [ | |
{id: 1, radius: 10, title: 'Item 1'}, | |
{id: 2, radius: 15, title: 'Item 2'}, | |
{id: 3, radius: 20, title: 'Item 3'}, | |
{id: 4, radius: 25, title: 'Item 4'}, | |
{id: 5, radius: 30, title: 'Item 5'} | |
]; | |
var width = 400; | |
var height = 400; | |
var scale = d3.scale.linear() | |
.domain([0,1]) | |
.range([-height/2,height/2]); | |
var svg = d3.select('#main') | |
.append('svg') | |
.attr('width', '400px') | |
.attr('height', '400px') | |
.call(d3.behavior.zoom().on("zoom", function () { | |
svg.attr("transform", "translate(" + d3.event.translate + ")" + " scale(" + d3.event.scale + ")") | |
})); | |
svg.selectAll("circle") | |
.data(data) | |
.enter() | |
.append("circle") | |
.attr("cx", function(d,i){return (width/2 + scale(Math.random())*(i/5))}) | |
.attr("cy", function(d,i){return (.5+i)*height/5}) | |
.attr("r", function(d,i){return d.radius}) | |
.attr("fill", function(){return randomcolor()}) | |
.on("mouseover", handleMouseOver) | |
.on("mouseout", handleMouseOut); | |
function randomcolor(){ | |
return "#" + Math.random().toString(16).slice(2, 8) + ""; | |
} | |
function handleMouseOver(d, i) { | |
d3.select(this).attr("r", d.radius*1.2); | |
$('#list a').eq(i).addClass('active'); | |
} | |
function handleMouseOut(d, i) { | |
d3.select(this).attr({ | |
r: d.radius | |
}); | |
$('#list a').eq(i).removeClass('active'); | |
} | |
function itemOn(i) { | |
var $s = $('svg circle').eq(i)[0]; | |
var d = d3.select($s).data(); | |
handleMouseOver.call($s, d[0], i) | |
} | |
function itemOut(i) { | |
var $s = $('svg circle').eq(i)[0]; | |
var d = d3.select($s).data(); | |
handleMouseOut.call($s, d[0], i) | |
} | |
//draw list | |
for(var i=0;i<data.length;i++) { | |
var $div = $('<div><a onmouseover="itemOn(' + i +')" onmouseout="itemOut(' + i +')">' + data[i].title + '</a></div>'); | |
$('#list').append($div); | |
} | |
</script> | |
</html> |
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