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Pie chart
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var shortData = [{ | |
'Title': 'Kandidaatiksi', | |
'Value': 18691 | |
}, { | |
'Title': 'Maisteriksi', | |
'Value': 9494 | |
}, { | |
'Title': 'Lisensiaatiksi', | |
'Value': 235 | |
}, { | |
'Title': 'Tohtoriksi', | |
'Value': 4682 | |
}]; | |
function pie(selector, data, titleText) { | |
var keys = makeKeys(data); | |
var values = makeValues(data); | |
var totalValues = sum(values); | |
var normalizedValues = normalize(values, totalValues); | |
var color = d3.scale.ordinal() | |
.range( | |
d3.range(data.length).map( | |
d3.scale.linear() | |
.domain([0, data.length - 1]) | |
.range(["#011828", "#6db8f3"]) | |
.interpolate(d3.interpolateHcl) | |
) | |
); | |
function makeKeys(data) { | |
var output = []; | |
return data.map(function(d) { | |
for (var key in d) { | |
return String(key) + " " + String(d[key]); | |
} | |
}); | |
} | |
function render() { | |
var arcTween = function(a) { | |
var i = d3.interpolate(this._current, a); | |
this._current = i(0); | |
return function(t) { | |
return arc(i(t)); | |
}; | |
} | |
var pie = d3.select(selector); | |
// Measurements | |
var width = pie.node().getBoundingClientRect().width; | |
var pieDiameter = width/3; | |
var valueTextHeight = width/42; | |
var titleTextHeight = width/42; | |
var textSpacing = 1.4 * (valueTextHeight + titleTextHeight); | |
var topTitleTextHeight = valueTextHeight; | |
var topTitleHeight = valueTextHeight * 1.2; | |
var legend_x = pieDiameter/2; | |
var legendHeight = ((textSpacing * data.length) + topTitleHeight ) * 1.05; | |
var height = Math.max(pieDiameter, legendHeight); | |
var top_y = -height/2.25; | |
// set the thickness of the inner and outer radii | |
var oRadius = pieDiameter / 2 * 0.9; | |
var iRadius = pieDiameter / 2 * 0.3; | |
var duration = 1000; | |
pie.selectAll('svg').remove() | |
var svg = pie | |
.append("svg") | |
.attr("width", width) | |
.attr("height", height); | |
// construct default pie laoyut | |
var pie = d3.layout.pie().value(function(d) { | |
return d; | |
}).sort(null); | |
// construct arc generator | |
var arc = d3.svg.arc() | |
.outerRadius(oRadius) | |
.innerRadius(iRadius); | |
// creates the pie chart container | |
var g = svg.append('g') | |
.attr('transform', function() { | |
return 'translate(' + pieDiameter / 2 + ',' + height / 2 + ')'; | |
}); | |
var empty = makeEmpty(data.length); | |
var path = g.datum(empty) | |
.selectAll("path") | |
.data(pie) | |
.enter() | |
.append("path") | |
.attr("class", "piechart") | |
.attr("fill", function(d, i) { | |
return color(i); | |
}) | |
.attr("d", arc) | |
.each(function(d) { | |
this._current = d; | |
}) | |
var text = g.selectAll("text") | |
.data(data) | |
.enter(); | |
text.append("text") | |
.style('font-family', 'sans-serif') | |
.style('font-weight', 'bold') | |
.style('font-size', valueTextHeight + 'px') | |
.attr("x", legend_x) | |
.attr("y", function(d, i) { | |
return top_y + (textSpacing * i) + valueTextHeight + topTitleHeight ; | |
}) | |
.attr("fill", function(d, i) { | |
return color(i); | |
}) | |
.text(function(d) { | |
return d['Value']; | |
}) | |
.attr("opacity", 0) | |
.transition() | |
.duration(function(d, i) { | |
return duration - (1 - (i+1)/data.length)*duration; | |
}) | |
.attr("opacity", 1); | |
text.append("text") | |
.style('font-family', 'sans-serif') | |
.style('font-size', titleTextHeight + 'px') | |
.style('font-weight', 'light') | |
.attr("x", legend_x) | |
.attr("y", function(d, i) { | |
return top_y + (textSpacing * i) + topTitleHeight; | |
}) | |
.attr("fill", function(d, i) { | |
return color(i); | |
}) | |
.text(function(d) { | |
return d['Title']; | |
}) | |
.attr("opacity", 0) | |
.transition() | |
.duration(function(d, i) { | |
return duration - (1 - (i+1)/data.length)*duration; | |
}) | |
.attr("opacity", 1) ; | |
g.append("text") | |
.style('font-family', 'sans-serif') | |
.style('font-size', topTitleTextHeight + 'px') | |
.style('font-weight', 'bold') | |
.style('text-decoration', 'underline') | |
.attr("x", legend_x) | |
.attr("y", top_y + topTitleHeight - topTitleTextHeight) | |
.text(totalValues + ' ' + titleText) ; | |
// add transition to new path | |
g.datum(normalizedValues).selectAll("path") | |
.data(pie) | |
.transition() | |
.duration(1000) | |
.attrTween("d", arcTween); | |
// add any new paths | |
g.datum(normalizedValues).selectAll("path") | |
.data(pie) | |
.enter().append("path") | |
.attr("class", "piechart") | |
.attr("fill", function(d, i) { | |
return color(i); | |
}) | |
.attr("d", arc) | |
.each(function(d) { | |
this._current = d; | |
}); | |
// remove data not being used | |
g.datum(normalizedValues).selectAll("path") | |
.data(pie).exit().remove(); | |
} | |
function makeEmpty(size) { | |
return d3.range(size).map(function(item) { | |
return 0; | |
}); | |
}; | |
function sum(values) { | |
return values.reduce(function(prev, curr) { | |
return prev + curr; | |
}); | |
} | |
function makeValues(input) { | |
return input.map(function(d) { | |
return d['Value']; | |
}); | |
}; | |
function makeKeys(input) { | |
return input.map(function(d) { | |
return d['Title']; | |
}); | |
}; | |
function normalize(values, totalSum) { | |
return values.map(function(d) { | |
return (d / totalSum) * 100; | |
}); | |
} | |
// Store the displayed angles in _current. | |
// Then, interpolate from _current to the new angles. | |
// During the transition, _current is updated in-place by d3.interpolate. | |
render(); | |
d3.select(window).on('resize.' + selector, function() { | |
render(); | |
console.log("je") | |
}); | |
} | |
/* GATTAGA */ | |
var studentData = [{ | |
'Title': 'Kandidaatiksi', | |
'Value': 18691 | |
}, { | |
'Title': 'Maisteriksi', | |
'Value': 9494 | |
}, { | |
'Title': 'Lisensiaatiksi', | |
'Value': 235 | |
}, { | |
'Title': 'Tohtoriksi', | |
'Value': 4682 | |
}]; | |
var publicationData = [{ | |
'Title': 'Vertaisarvioituja tieteellisiä artikkeleita', | |
'Value': 6690 | |
}, { | |
'Title': 'Tieteellisiä kirjoituksia', | |
'Value': 1369 | |
}, { | |
'Title': 'Tieteellistä kirjaa', | |
'Value': 304 | |
}, { | |
'Title': 'Ammattiyhteisöille suunnattuja julkaisuja', | |
'Value': 912 | |
}, { | |
'Title': 'Suurelle yleisölle suunnattuja julkaisuja', | |
'Value': 1114 | |
}]; | |
var moneyData = [{ | |
'Title': 'Valtion perusrahoitus', | |
'Value': 439 | |
}, { | |
'Title': 'Täydentävä rahoitus', | |
'Value': 257 | |
}, { | |
'Title': 'Sijoitustoiminta', | |
'Value': 13 | |
}, { | |
'Title': 'Helsingin yliopiston rahastot', | |
'Value': 4 | |
}, { | |
'Title': 'Varainhankinta', | |
'Value': 2 | |
}]; | |
var otherEmployeeData = [{ | |
'Title': 'IT-henkilöstö', | |
'Value': 343 | |
}, { | |
'Title': 'Kirjastohenkilöstö', | |
'Value': 316 | |
}, { | |
'Title': 'Tekninen henkilöstö', | |
'Value': 400 | |
}, { | |
'Title': 'Hallintohenkilöstö', | |
'Value': 1507 | |
}, { | |
'Title': 'Opetuksen ja tutkimuksen tukihenkilöstö', | |
'Value': 723 | |
}, { | |
'Title': 'Muut', | |
'Value': 225 | |
}]; | |
pie("#yksi", studentData, 'opiskelijaa'); | |
pie("#kaksi", publicationData, 'julkaisua'); | |
pie("#kolme", otherEmployeeData, 'muuta työntekijää'); | |
pie("#nelja", moneyData, 'MEUR rahoitusta'); |
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<!DOCTYPE HTML> | |
<meta charset="utf-8"> | |
<html> | |
<body> | |
<div style="width:100%;height:100px;border-style:dotted;border-color:#CCC;margin-bottom:25px;"> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="yksi"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="kaksi"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="kolme"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="nelja"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="viisi"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="kuusi"></div> | |
</div> | |
</div> | |
<div style="width: 100%;"> | |
<div style="width: 50%;margin: 0px auto;border-style:dotted;border-color:#CCC;min-width=180px;"> | |
<div id="seitseman"></div> | |
</div> | |
</div> | |
<div style="width:100%;height:100px;border-style:dotted;border-color:#CCC;margin-top:25px;"></div> | |
<script src="http://d3js.org/d3.v3.min.js"></script> | |
<script src="app.js"></script> | |
</body> | |
</html> |
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