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@andreaangeli
Created April 24, 2016 14:13
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d3js barchart and tabletop
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<link href='https://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/tabletop.js/1.4.3/tabletop.js"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
svg { width:100%; height: 100% }
h2 {font-family: Open Sans}
.chart text {
fill: white;
font: 11px sans-serif;
text-anchor: end;
}
.axis {
font: 10px sans-serif;
}
.axis path,
.axis line {
fill: none;
stroke: #969696;
shape-rendering: crispEdges;
}
.x.axis path {
display: none;
}
.limit-line {
stroke: #de2d26;
width: 3px;
}
.label {
font: 8px sans-serif;
}
.label2 {
font: 7px sans-serif;
}
.pd {
fill: #ff8c00;
}
.m5s {
fill: #ffff00;
}
.fi {
fill: #1e5fe0;
}
.ln {
fill: #008000;
}
.ncd-udc {
fill: #5d7f96;
}
.aet {
fill: #dc143c;
}
.fdl-an {
fill: #000080;
}
.gi-ve {
fill: #52d017;
}
.se {
fill: #52d017;
}
.idv {
fill: #ffd700;
}
.svp {
fill: #ffd700;
}
.ic-maie {
fill-opacity: #800080;
}
</style>
</head>
<body>
<h2>European Elections in Italy 2014</h2>
<script>
function drawChart(data) { //Tutto il codice d3js deve essere racchiuso da questa funzione che richiama Tabletop
var names = [];
for (i = 0; i < data.length; i++) {
names.push(data[i].name);
}
var margin = {top: 20, right: 20, bottom: 30, left: 40},
width = 600 - margin.left - margin.right,
height = 250 - margin.top - margin.bottom;
var x = d3.scale.ordinal()
.rangeRoundBands([0, width], .25)
.domain(names);
var y = d3.scale.linear()
.range([height, 0])
.domain([0,0.50]); //Qui si imposta la scala delle y
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom");
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.ticks(5, "%");
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis);
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "rotate(-90)")
.attr("y", 6)
.attr("dy", ".71em")
.style("text-anchor", "end");
//.text("Hlasy");
svg.selectAll(".bar-chart")
.data(data)
.enter().append("rect")
.attr("class", function(d) {return "bar new " + d.friendly_name})
.attr("x", function(d) { return x(d.name); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.result2014); })
.attr("height", function(d) { return height - y(d.result2014); })
.attr("title",function(d) {title = "2014: " + Math.round(100*d.result2014) + " %"; return title;});
svg.append("line")
.attr("x1", 0)
.attr("y1", function() { return y(0.04) })
.attr("x2", width)
.attr("y2", function() { return y(0.04) })
.attr("class","limit-line");
svg.selectAll(".text")
.data(data)
.enter()
.append("text")
.text(function(d){return Math.round(10000*d.result2014)/100 + "%";})
.attr("text-anchor", "middle")
.attr("x", function(d, i) { return i * (width / data.length) + (width / data.length) / 2; })
.attr("y", function(d) { return y(Math.max(d.result2014)) - 10; })
.attr("class","label");
};
//Qui inizia lo script di tabletop
var public_spreadsheet_url = 'https://docs.google.com/spreadsheets/d/1DbgtNoqzgEZwz1gobswzhCVh_KcJ29XFuDN_0BHdNpA/pubhtml'; //inserire qui il link al file di Google Sheet
function renderSpreadsheetData() {
Tabletop.init( { key: public_spreadsheet_url,
callback: draw,
simpleSheet: true } )
}
function draw(data, tabletop) {
// draw chart
drawChart(data);
}
renderSpreadsheetData();
//Qui finisce il codice di tabletop
</script>
</body>
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