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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| svg { display: block } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| console.clear() | |
| let pData = [ | |
| {"name": "p", "threshold": 0, "cost": 7.5}, | |
| {"name": "p", "name": "pgg", "threshold": 25, "cost": 15}, | |
| {"name": "p", "threshold": 50, "cost": 50}, | |
| {"name": "p", "threshold": 100, "cost": 100} | |
| ] | |
| let fData = [ | |
| {"name": "f", "threshold": 0, "cost": 10}, | |
| {"name": "f", "threshold": 20, "cost": 15}, | |
| {"name": "f", "threshold": 40, "cost": 50}, | |
| {"name": "f", "threshold": 100, "cost": 100} | |
| ] | |
| let width = 500 | |
| let height = 220 | |
| let margin = 40 | |
| let upperThreshold = 300 | |
| let colour = d3.scaleOrdinal() | |
| .domain(["pgg", "fs"]) | |
| .range(["blue", "green"]) | |
| let xScale = d3.scaleLinear() | |
| .domain([0, upperThreshold]) | |
| .range([0, width]) | |
| let yScale = d3.scaleLinear() | |
| .domain([0, 150]) | |
| .range([height, 0]) | |
| let xAxis = d3.axisBottom(xScale) | |
| let yAxis = d3.axisLeft(yScale) | |
| .ticks(15) | |
| let rectsData = [] | |
| rectsData.push([]) | |
| rectsData.push([]) | |
| function createRectData(data, index) { | |
| data.forEach(function(d, i){ | |
| let obj = {} | |
| obj.name = d.name | |
| obj.lower = xScale(d.threshold) | |
| obj.upper = i == data.length - 1 ? xScale(upperThreshold) : xScale(data[i+1].threshold) | |
| obj.width = obj.upper - obj.lower | |
| obj.y = yScale(d.cost) | |
| obj.height = height - obj.y | |
| obj.cost = d.cost | |
| rectsData[index].push(obj) | |
| }) | |
| } | |
| createRectData(pData, 0) | |
| createRectData(fData, 1) | |
| let companies = d3.select("body").selectAll("svg") | |
| .data(rectsData) | |
| .enter() | |
| .append("div") | |
| companies.append("h1") | |
| .text(d => d[0].name) | |
| let svg = companies.append("svg") | |
| .attr("width", width + margin + margin) | |
| .attr("height", height + margin + margin) | |
| .append("g") | |
| .attr("transform", "translate(" + margin + "," + margin + ")") | |
| let axes = svg.append("g") | |
| let x = axes.append("g") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis) | |
| let y = axes.append("g") | |
| .call(yAxis) | |
| axes.selectAll(".domain").remove() | |
| y.selectAll(".tick").selectAll("line") | |
| .attr("x1", width) | |
| .style("opacity", 0.3) | |
| y.selectAll("text") | |
| .text(d => formatCost(d)) | |
| x.selectAll("text") | |
| .text(d => formatWeight(d)) | |
| let rects = svg.selectAll(".rect") | |
| .data(d => d) | |
| .enter() | |
| .append("g") | |
| rects.append("rect") | |
| .attr("x", d => d.lower) | |
| .attr("y", d => d.y) | |
| .attr("width", d => d.width) | |
| .attr("height", d => d.height) | |
| .style("fill", d => colour(d.name)) | |
| .style("fill-opacity", 0.3) | |
| .style("stroke", d => colour(d.name)) | |
| .style("stroke-width", 2) | |
| function formatCost(c){ | |
| return "$"+c | |
| } | |
| function formatWeight(w){ | |
| return w + "kg" | |
| } | |
| </script> | |
| </body> |
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