[ Launch: Simple(?) Horizontal Stacked Bar Charts ] 8250493 by gelicia
[ Launch: Simple(?) Stacked Bar Charts ] 4966973 by gelicia
[ Launch: Simple(?) Stacked Bar Charts ] 4945496 by gelicia
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Simple Horiz Stack Bar W/ Tip
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{"description":"Simple Horiz Stack Bar W/ Tip","endpoint":"","display":"svg","public":true,"require":[{"name":"d3-tip","url":"https://raw.github.com/Caged/d3-tip/master/index.js"}],"fileconfigs":{"inlet.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"_.md":{"default":true,"vim":false,"emacs":false,"fontSize":12},"config.json":{"default":true,"vim":false,"emacs":false,"fontSize":12},"style.css":{"default":true,"vim":false,"emacs":false,"fontSize":12}},"fullscreen":false,"play":false,"loop":false,"restart":false,"autoinit":true,"pause":true,"loop_type":"period","bv":false,"nclones":15,"clone_opacity":0.4,"duration":3000,"ease":"linear","dt":0.01,"thumbnail":"http://i.imgur.com/lKvvrN8.png","inline-console":false} |
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/*modified from Mike Bostock at http://bl.ocks.org/3943967 */ | |
var tip = d3.tip().attr('class', 'd3-tip').html(function(d,i) { | |
var outString = d.y | |
var nextLayer = data[d.x]["pop" + (d.layer+1)]; | |
outString = outString + (nextLayer==undefined? "" : " next is " + nextLayer) | |
return outString; }); | |
var data = [ | |
{"key":"FL", "pop1":3000, "pop2":4000, "pop3":5000}, | |
{"key":"CA", "pop1":3000, "pop2":3000, "pop3":3000}, | |
{"key":"NY", "pop1":12000, "pop2":5000, "pop3":13000}, | |
{"key":"NC", "pop1":8000, "pop2":21000, "pop3":11000}, | |
{"key":"SC", "pop1":30000, "pop2":12000, "pop3":8000}, | |
{"key":"AZ", "pop1":26614, "pop2":6944, "pop3":30778}, | |
{"key":"TX", "pop1":8000, "pop2":12088, "pop3":20000} | |
]; | |
var n = 3, // number of layers | |
m = data.length, // number of samples per layer | |
stack = d3.layout.stack(), | |
labels = data.map(function(d) {return d.key;}), | |
//go through each layer (pop1, pop2 etc, that's the range(n) part) | |
//then go through each object in data and pull out that objects's population data | |
//and put it into an array where x is the index and y is the number | |
layers = stack(d3.range(n).map(function(d) { | |
var a = []; | |
for (var i = 0; i < m; ++i) { | |
a[i] = {x: i, y: data[i]['pop' + (d+1)], layer:d+1}; | |
} | |
return a; | |
})), | |
//the largest single layer | |
yGroupMax = d3.max(layers, function(layer) { return d3.max(layer, function(d) { return d.y; }); }), | |
//the largest stack | |
yStackMax = d3.max(layers, function(layer) { return d3.max(layer, function(d) { return d.y0 + d.y; }); }); | |
var margin = {top: 40, right: 10, bottom: 20, left: 50}, | |
width = 677 - margin.left - margin.right, | |
height = 533 - margin.top - margin.bottom; | |
var y = d3.scale.ordinal() | |
.domain(d3.range(m)) | |
.rangeRoundBands([2, height], .08); | |
var x = d3.scale.linear() | |
.domain([0, yStackMax]) | |
.range([0, width]); | |
var color = d3.scale.linear() | |
.domain([0, n - 1]) | |
.range(["#aad", "#556"]); | |
var svg = d3.select("svg") | |
.attr("width", width + margin.left + margin.right) | |
.attr("height", height + margin.top + margin.bottom) | |
.append("g") | |
.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
var layer = svg.selectAll(".layer") | |
.data(layers) | |
.enter().append("g") | |
.attr("class", "layer") | |
.style("fill", function(d, i) { return color(i); }); | |
layer.selectAll("rect") | |
.data(function(d) { return d; }) | |
.enter().append("rect") | |
.attr("y", function(d) { return y(d.x); }) | |
.attr("x", function(d) { return x(d.y0); }) | |
.attr("height", y.rangeBand()) | |
.attr("width", function(d) { return x(d.y); }) | |
.on('mouseover', tip.show) | |
.on('mouseout', tip.hide); | |
var yAxis = d3.svg.axis() | |
.scale(y) | |
.tickSize(1) | |
.tickPadding(6) | |
.tickValues(labels) | |
.orient("left"); | |
svg.append("g") | |
.attr("class", "y axis") | |
.call(yAxis); | |
svg.call(tip); |
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.d3-tip { | |
line-height: 1; | |
font-weight: bold; | |
padding: 12px; | |
background: rgba(0, 0, 0, 0.8); | |
color: #fff; | |
border-radius: 2px; | |
} | |
/* Creates a small triangle extender for the tooltip */ | |
.d3-tip:after { | |
box-sizing: border-box; | |
display: inline; | |
font-size: 10px; | |
width: 100%; | |
line-height: 1; | |
color: rgba(0, 0, 0, 0.8); | |
content: "\25BC"; | |
position: absolute; | |
text-align: center; | |
} | |
/* Style northward tooltips differently */ | |
.d3-tip.n:after { | |
margin: -1px 0 0 0; | |
top: 100%; | |
left: 0; | |
} |
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