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<!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-family: sans-serif; |
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} |
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.axis path, |
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.axis line { |
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fill: none; |
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stroke: #666666; |
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shape-rendering: crispEdges; |
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} |
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.axis text { |
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fill: #666666; |
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font-family: sans-serif; |
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font-size: 14px; |
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} |
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text.axis_title { |
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font-size: 15px; |
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fill: black; |
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font-weight: bold; |
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} |
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.node circle { |
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fill-opacity: 0.75; |
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stroke-opacity: 0.9; |
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stroke: #555555; |
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stroke-width: 1; |
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} |
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.node circle:hover { |
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fill-opacity: 1; |
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stroke-opacity: 1; |
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stroke-width: 2; |
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stroke: #444 !important; |
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z-index: 20; |
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} |
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.tooltip { |
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background-color: #f7f7f7; |
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padding: 3px 12px; |
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font-family: sans-serif; |
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border: 1px solid #bbbbbb; |
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box-shadow: 1px 1px 4px #bbbbbb; |
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} |
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.tooltip_title { |
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font-weight: bold; |
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font-size: 14px; |
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margin: 5px 0; |
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max-width: 300px; |
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word-wrap: normal; |
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} |
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.tooltip_body { |
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font-weight: normal; |
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margin: 5px 0; |
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} |
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.tooltip_img { |
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max-width: 240px; |
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} |
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</style> |
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<body> |
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<script src="https://d3js.org/d3.v4.0.0-alpha.35.min.js"></script> |
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<script> |
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var dimensions = { x: "price_per_ounce", r: "brewing_time", y: "brewing_amount" }; |
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var teaKeys = ["song", "redblossom"]; |
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var companyName = { "song": "song tea", "redblossom": "red blossom tea" }; |
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var margin = {top: 60, bottom: 100, right: 50, left: 100 }, |
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width = 960 - margin.left - margin.right, |
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height = 500 - margin.top - margin.bottom; |
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var x_axis, |
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y_axis; |
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var x = d3.scaleLinear() |
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.range([0, width]); |
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var y = d3.scaleLinear() |
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.range([height, 0]); |
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var r = d3.scaleLinear() |
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.range([5,15]); |
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var color = d3.scaleOrdinal() |
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.domain(teaKeys) |
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.range(["#6a3d9a", "#e31a1c"]) |
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var xAxis = d3.axisBottom(x) |
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.ticks(10, "$") |
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var yAxis = d3.axisLeft(y) |
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.ticks(5, "%") |
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var svg = d3.select("body").append("svg") |
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.attr("width", width + margin.right + margin.left) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")") |
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var tooltip = d3.select("body") |
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.append("div") |
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.attr("class", "tooltip") |
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.style("position", "absolute") |
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.style("z-index", "10") |
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.style("visibility", "hidden"); |
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var tea = {}, remaining = 2; |
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d3.csv("song_scatter.csv", function(data) { |
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tea.song = data; |
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if (!--remaining) draw(); |
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}); |
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d3.csv("redblossom_scatter.csv", function(data) { |
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tea.redblossom = data; |
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if (!--remaining) draw(); |
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}); |
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function draw() { |
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teaKeys.forEach(function(company) { |
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tea[company] = tea[company].map(function(d) { |
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return { |
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company: company, |
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tea_name: d.tea, |
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brewing_amount: +d["brewing_amount(g)"], |
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brewing_temp: +d["brewing_temp(F)"], |
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brewing_time: +d["brewing_time(minutes)"] * 60, |
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brewing_volume: +d["brewing_volume(ml)"], |
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price_per_ounce: +d["price_per_oz($)"], |
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type: d.type, |
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location: d.location, |
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imgUrl: d.imgUrl |
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}; |
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}); |
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}); |
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tea = tea.song.concat(tea.redblossom); |
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x.domain([0, d3.max(tea, function(d) { return d[dimensions.x]; } )]); |
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y.domain(d3.extent(tea, function(d) { return d[dimensions.y]/d["brewing_volume"]; })); |
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r.domain(d3.extent(tea, function(d) { return d[dimensions.r]; })); |
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var simulation = d3.forceSimulation(tea) |
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.force("x", d3.forceX(function(d) { return x(d[dimensions.x]); }).strength(1)) |
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.force("y", d3.forceY(function(d) { return y(d[dimensions.y]/d["brewing_volume"]); }).strength(1)) |
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.force("collide", d3.forceCollide(12)) |
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.stop(); |
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for (var i = 0; i < 120; ++i) simulation.tick(); |
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var node = svg.selectAll("g") |
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.data(tea) |
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.enter() |
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.append("g") |
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.attr("class", "node") |
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node |
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.append("circle") |
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.attr("cx", function(d) { return d.x; }) |
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.attr("cy", function(d) { return d.y; }) |
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.attr("r", function(d) { return r(d[dimensions.r]); }) |
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.style("fill", function(d) { return color(d.company); }) |
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.on("mouseover", function(d) { |
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tooltip.html(""); |
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tooltip.append("h3").attr("class", "tooltip_title"); |
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tooltip.append("img").attr("class", "tooltip_img"); |
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tooltip.append("pre").attr("class", "tooltip_body"); |
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tooltip.select(".tooltip_title") |
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.text(d.tea_name) |
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tooltip.select("img") |
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.attr("src", d.imgUrl); |
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tooltip.select(".tooltip_body") |
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.text( |
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"company: " + companyName[d.company] + "\n" + |
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"type: " + d.type + "\n" + |
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"price: $" + d.price_per_ounce + "/oz\n" + |
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"brewing volume: " + d.brewing_volume + " ml\n" + |
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"brewing amount: " + d.brewing_amount + " grams\n" + |
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"brewint temperature: " + d.brewing_temp + " °F\n" + |
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"brewing time: " + d.brewing_time + " seconds\n" |
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); |
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return tooltip.style("visibility", "visible"); |
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}) |
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.on("mousemove", function() { |
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return tooltip.style("top", (d3.event.pageY-52) + "px").style("left", (d3.event.pageX+18) + "px"); |
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}) |
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.on("mouseout", function() { |
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return tooltip.style("visibility", "hidden"); |
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}); |
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// draw the axes |
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x_axis = svg.append("g") |
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.attr("class", "x axis") |
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.attr("transform", "translate(0," + height + ")") |
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.call(xAxis) |
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.append("text") |
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.attr("transform", "translate(655,50)") |
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.attr("class", "axis_title") |
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.text("Price per ounce") |
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y_axis = svg.append("g") |
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.attr("class", "y axis") |
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.attr("transform", "translate(0" + ",0)") |
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.call(yAxis) |
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.append("text") |
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.attr("transform", "translate(-60,170) rotate(-90)") |
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.attr("class", "axis_title") |
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.text("Leaf to water ratio per brew") |
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} |
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</script> |
