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188 lines
5.2 KiB
188 lines
5.2 KiB
<!DOCTYPE html>
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<meta charset="utf-8">
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<style>
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body {
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font: 10px sans-serif;
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}
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.notes {
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font-size:14px;
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}
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.group-tick line {
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stroke: #ddd;
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}
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.groups,
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.ribbons {
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fill-opacity: 0.8;
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}
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</style>
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<svg width="1000" height="1000"></svg>
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<script src="http://d3js.org/d3.v4.0.0-alpha.50.min.js"></script>
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<script src="http://d3js.org/d3-chord.v0.0.min.js"></script>
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<script>
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const get = (url) => new Promise((resolve, reject) => {
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const req = new XMLHttpRequest();
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req.addEventListener('load', listener.bind(null, resolve, reject));
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req.open('GET', url);
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req.send();
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});
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const listener = (resolve, reject, { srcElement: req }) => {
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req.status === 200 ? resolve(req.responseText) : reject("busted");
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};
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const parseAndSet = (endpoints, result) => {
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const lookup = {};
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result.map((v, i) => {
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const json = JSON.parse(v);
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const address = endpoints[i].split('.').shift();
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lookup[address] = json;
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});
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return lookup;
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};
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const buildMatrix = (games) => {
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const max = games.reduce((acc, v) => Math.max(acc, v.t1, v.t2), 1) + 1;
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const empty = Array.apply(null, Array(max));
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const result = empty.map(
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() => empty.map(() => null)
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);
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games.forEach(v => {
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if (v.rId < 77) {
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return;
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}
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result[v.t1][v.t2] = v.s1 + v.s1e + v.s1p;
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result[v.t2][v.t1] = v.s2 + v.s2e + v.s2p;
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}, []);
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return result;
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};
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const buildMeta = (data) => {
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// console.warn(data)
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return data;
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};
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const endpoints = ['teams.json', 'rounds.json', 'games.json'];
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const buildMain = (data) => {
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const lookup = parseAndSet(endpoints, data);
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const meta = buildMeta(lookup);
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const matrix = buildMatrix(lookup.games)
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foo(matrix)
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};
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Promise.all(endpoints.map(get)).then(buildMain);
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function foo(matrix2) {
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const matrix = [
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[ null, 0, 2, 3, 0, 1],
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[ 1, null, 2, null, 1, 3 ],
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[ 2, 3, null, 5, 0, 2 ],
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[ 0, null, 1, null, 2, 3 ],
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[ 2, 4, 2, 5, null, 5 ],
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[ 4, 3, 9, 3, 6, null ],
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];
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const svg = d3.select("svg"),
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width = +svg.attr("width"),
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height = +svg.attr("height"),
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outerArcThickness = 5,
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outerRadius = Math.min(width, height) * 0.5 - 40,
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innerRadius = outerRadius - outerArcThickness;
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const chord = d3.chord()
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.padAngle(0.02)
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.sortSubgroups(d3.descending);
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const arc = d3.arc()
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.innerRadius(innerRadius)
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.outerRadius(outerRadius);
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const ribbon = d3.ribbon()
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.radius(innerRadius);
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const color = d3.scaleOrdinal(d3.schemeCategory10);
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// d3.scaleOrdinal()
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// .range(["#f0f9e8", "#bae4bc", "#7bccc4", "#2b8cbe"]);
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const g = svg.append("g")
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.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")")
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.datum(chord(matrix2));
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const group = g.append("g")
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.attr("class", "groups")
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.selectAll("g")
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.data(function(chords) { return chords.groups; })
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.enter().append("g");
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group.append("path")
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.style("fill", function(d) { return color(d.index); })
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// .style("stroke", function(d) { return d3.rgb(color(d.index)).darker(); })
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.attr("d", arc);
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const groupTick = group.selectAll(".group-tick")
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.data(function(d) { return groupTicks(d, 1); })
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.enter().append("g")
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.attr("class", "group-tick")
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.attr("transform", function(d) { return "rotate(" + (d.angle * 180 / Math.PI - 90) + ") translate(" + outerRadius + ",0)"; });
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groupTick.append("line")
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.attr("x2", 6);
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groupTick
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.filter(function(d) { return d.value % 3 === 0; })
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.append("text")
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.attr("x", 8)
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.attr("dy", ".35em")
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.attr("transform", function(d) { return d.angle > Math.PI ? "rotate(180) translate(-16)" : null; })
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.style("text-anchor", function(d) { return d.angle > Math.PI ? "end" : null; })
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.text(function(d) { return d.value; });
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g.append("g")
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.attr("class", "ribbons")
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.selectAll("path")
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.data(function(chords) { return chords; })
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.enter().append("path")
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.attr("d", ribbon)
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.style("fill", function(d) { return color(d.target.index); })
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// .style("stroke", function(d) { return d3.rgb(color(d.target.index)).darker(); });
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// Returns an array of tick angles and values for a given group and step.
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function groupTicks(d, step) {
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const k = (d.endAngle - d.startAngle) / d.value;
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return d3.range(0, d.value, step).map(function(value) {
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return {value: value, angle: value * k + d.startAngle};
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});
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}
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}
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</script>
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<div class="notes">
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<h5>Lessons learned</h5>
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scaleOrdinal vs scaleLinear (only 2 colors!) vs interpolateCool vs d3.schemeColor20c<br>
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ribbon source vs index (change fill them differently)
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<a href="https://github.com/d3/d3-scale-chromatic">https://github.com/d3/d3-scale-chromatic</a>
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https://github.com/jokecamp/sportdb-build-scripts
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https://groups.google.com/forum/#!topic/opensport/593H1O7yIdE
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https://github.com/openfootball/datafile/blob/master/worldcup.rb
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https://openfootball.github.io/questions.html
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<h5>TODO</h5>
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add team name to each arc
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build dataset
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tweet it!
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</div>
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