82 lines
2.5 KiB
JavaScript
82 lines
2.5 KiB
JavaScript
"use strict";
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function linegraph(call_path) {
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var svg = d3.select("svg"),
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margin = {top: 20, right: 80, bottom: 30, left: 50},
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width = svg.attr("width") - margin.left - margin.right,
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height = svg.attr("height") - margin.top - margin.bottom,
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g = svg.append("g").attr("transform", "translate(" + margin.left + "," + margin.top + ")");
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var parseTime = d3.timeParse("%Y-%m-%d");
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var x = d3.scaleTime().range([0, width]),
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y = d3.scaleLinear().range([height, 0]),
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z = d3.scaleOrdinal(d3.schemeCategory10);
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var line = d3.line()
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.curve(d3.curveLinear)
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.x(function(d) { return x(d.date); })
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.y(function(d) { return y(d.rank); });
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d3.json(call_path, {credentials: 'same-origin'}).then(data => {
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var country_ranks = $.map(data.response, function(value, key) {
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return {
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country: key,
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values: $.map(value, function(d) {
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return {date: parseTime(d[0]), rank: d[1]};
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})
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};
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});
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x.domain(d3.extent(country_ranks[0].values, function(d) { return d.date; }));
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y.domain([
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d3.min(country_ranks, function(c) { return d3.min(c.values, function(d) { return d.rank; }); }),
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d3.max(country_ranks, function(c) { return d3.max(c.values, function(d) { return d.rank; }); })
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]);
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z.domain(country_ranks.map(function(c) { return c.country; }));
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g.append("g")
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.attr("class", "axis axis--x")
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.attr("transform", "translate(0," + height + ")")
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.call(d3.axisBottom(x));
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g.append("g")
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.attr("class", "axis axis--y")
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.call(d3.axisLeft(y))
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.append("text")
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.attr("transform", "rotate(-90)")
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.attr("y", 6)
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.attr("dy", "0.71em")
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.attr("fill", "#000")
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.text("Rank");
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var country = g.selectAll(".country")
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.data(country_ranks)
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.enter().append("g")
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.attr("class", "country");
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country.append("path")
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.attr("class", "line")
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.attr("d", function(d) { return line(d.values); })
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.style("stroke", function(d) { return z(d.country); });
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country.append("text")
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.datum(function(d) { return {id: d.country, value: d.values[d.values.length - 1]}; })
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.attr("transform", function(d) { return "translate(" + x(d.value.date) + "," + y(d.value.rank) + ")"; })
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.attr("x", 3)
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.attr("dy", "0.35em")
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.style("font", "10px sans-serif")
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.text(function(d) { return d.id; });
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d3.text('/country_history_callback',
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{credentials: 'same-origin',
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method: 'POST',
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body: JSON.stringify(data.response),
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})
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.then(function(data) {
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d3.select('#asn_details').html(data);
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});
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});
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};
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