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Cryptocoin circle chart
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>D3 Test</title> | |
| <script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script> | |
| <style type="text/css"> | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: black; | |
| stroke-width: 2px; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis text { | |
| font-family: sans-serif; | |
| font-size: 11px; | |
| } | |
| #tooltip { | |
| position: absolute; | |
| width: auto; | |
| height: auto; | |
| padding: 8px; | |
| background-color: white; | |
| -webkit-border-radius: 10px; | |
| -moz-border-radius: 10px; | |
| border-radius: 10px; | |
| -webkit-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4); | |
| -moz-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4); | |
| box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4); | |
| pointer-events: none; | |
| } | |
| circle:hover { | |
| stroke: black; | |
| } | |
| #tooltip.hidden { | |
| display: none; | |
| } | |
| #tooltip p { | |
| margin: 0; | |
| font-family: sans-serif; | |
| font-size: 12px; | |
| line-height: 15px; | |
| } | |
| text { | |
| font-family: sans-serif; | |
| font-size: 11px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="tooltip" class="hidden"> | |
| <p><span id="value" style="font-weight:bold;" ></span></p> | |
| <p>Market cap: $<span id="cap">100</span></p> | |
| <p>Birth: <span id="date">100</span></p> | |
| </div> | |
| <script type="text/javascript"> | |
| var data = | |
| [{"Coin":" Bitcoin","Capitalization":897912794 ,"Date":"03-Jan-09","Height":1}, | |
| {"Coin":" Litecoin","Capitalization":51368882 ,"Date":"13-Oct-11","Height":1}, | |
| {"Coin":" PPCoin","Capitalization":3048986 ,"Date":"12-Aug-12","Height":1}, | |
| {"Coin":" Namecoin","Capitalization":2591424 ,"Date":"18-Apr-11","Height":1}, | |
| {"Coin":" Novacoin","Capitalization":765401 ,"Date":"13-Feb-13","Height":1}, | |
| {"Coin":" Feathercoin","Capitalization":668815 ,"Date":"16-Apr-13","Height":1}, | |
| {"Coin":" Terracoin","Capitalization":392077 ,"Date":"07-Nov-12","Height":1}, | |
| {"Coin":" Devcoin","Capitalization":272919 ,"Date":"10-Aug-11","Height":1}, | |
| {"Coin":" Freicoin","Capitalization":200877 ,"Date":"21-Dec-12","Height":1}, | |
| {"Coin":" Yacoin","Capitalization":118092 ,"Date":"05-May-13","Height":1}, | |
| {"Coin":" Digitalcoin","Capitalization":76483 ,"Date":"20-May-13","Height":1}, | |
| {"Coin":" BBQCoin","Capitalization":68946 ,"Date":"15-Jul-12","Height":1}, | |
| {"Coin":" Ixcoin","Capitalization":38914 ,"Date":"10-Aug-11","Height":1}, | |
| {"Coin":" WorldCoin","Capitalization":38413 ,"Date":"14-May-13","Height":1}, | |
| {"Coin":" CHNCoin","Capitalization":33143 ,"Date":"01-May-13","Height":1}, | |
| {"Coin":" Mincoin","Capitalization":31037 ,"Date":"03-Apr-13","Height":1}, | |
| {"Coin":" BitBar","Capitalization":19718 ,"Date":"06-May-13","Height":1}, | |
| {"Coin":" Luckycoin","Capitalization":11739 ,"Date":"23-May-13","Height":1}, | |
| {"Coin":" Memecoin","Capitalization":8737 ,"Date":"27-May-13","Height":1}, | |
| {"Coin":" GoldCoin","Capitalization":7540 ,"Date":"15-May-13","Height":1}, | |
| {"Coin":" Bytecoin","Capitalization":7263 ,"Date":"01-Apr-13","Height":1}, | |
| {"Coin":" Franko","Capitalization":2063 ,"Date":"11-May-13","Height":1}, | |
| {"Coin":" Nibble","Capitalization":1587 ,"Date":"26-May-13","Height":1}, | |
| {"Coin":" Elacoin","Capitalization":1582 ,"Date":"14-May-13","Height":1}, | |
| {"Coin":" AmericanCoin","Capitalization":1385 ,"Date":"29-May-13","Height":1}] | |
| var margin = {top: 20, bottom: 10, right: 40, left: 40}; | |
| var w = 705 - margin.left - margin.right; | |
| var h = 380 - margin.top - margin.bottom; | |
| var colors = d3.scale.category20(); | |
| var parseDate = d3.time.format("%e-%b-%y").parse; | |
| data.forEach(function(d) { | |
| d.Date = parseDate(d.Date)}); | |
| var xScale = d3.time.scale() | |
| .domain(d3.extent(data, function(d){return d.Date;})) | |
| .range([-330,w]); | |
| var yScale = d3.scale.linear() | |
| .domain([0, 2]) | |
| .range ([h, 0]); | |
| var rScale = d3.scale.linear() | |
| .domain([0, d3.max(data, function(d) { return d.Capitalization; })]) | |
| .range([1, 5]); | |
| var xAxis = d3.svg.axis() | |
| .scale(xScale) | |
| .ticks(5) | |
| .orient("top"); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", w + margin.left + margin.right) | |
| .attr("height", h + margin.top + margin.bottom); | |
| svg.append("clipPath") | |
| .attr("id", "chart-area") | |
| .append("rect") | |
| .attr("width", w + margin.left + margin.right) | |
| .attr("height", h + margin.top + margin.bottom); | |
| svg.append("g").attr("id", "circles") | |
| .attr("clip-path", "url(#chart-area)").selectAll("circle") | |
| .data(data) | |
| .enter() | |
| .append("circle") | |
| .attr("cx", function(d) {return xScale(d.Date);}) | |
| .attr("cy", function(d) {return yScale(d.Height);}) | |
| .attr("r", function(d) {return Math.sqrt(d.Capitalization)/64;}) | |
| .attr("fill", function(d,i) {return colors(i);}) | |
| .on("mouseover", function(d){ | |
| var xPosition = parseFloat(d3.select(this).attr("cx")); | |
| var yPosition = parseFloat(d3.select(this).attr("cy")) + 44; | |
| d3.select("#tooltip") | |
| .style("left", xPosition + "px") | |
| .style("top", yPosition + "px") | |
| .select("#value") | |
| .text(d.Coin); | |
| d3.select("#tooltip") | |
| .style("left", xPosition + "px") | |
| .style("top", yPosition + "px") | |
| .select("#cap") | |
| .text(d3.format("0,000")(d.Capitalization)); | |
| d3.select("#tooltip") | |
| .style("left", xPosition + "px") | |
| .style("top", yPosition + "px") | |
| .select("#date") | |
| .text(d3.time.format("%Y-%m-%d")(d.Date)); | |
| //Show the tooltip | |
| d3.select("#tooltip").classed("hidden", false); | |
| }) | |
| .on("mousemove", function(d) { | |
| var xPosition = d3.event.pageX - 10; | |
| var yPosition = d3.event.pageY + 10; | |
| d3.select("#tooltip") | |
| .style("left", xPosition - 50 + "px") | |
| .style("top", yPosition + "px") | |
| .style("background-color", parseFloat(d3.select(this).attr("fill"))) | |
| .select("#value") | |
| .style("stroke", function (d,i){return colors(i);}); | |
| //Show the tooltip | |
| d3.select("#tooltip").classed("hidden", false); | |
| }) | |
| .on("mouseout", function(d){ | |
| d3.select(this) | |
| .style("stroke", null); | |
| d3.select("#tooltip").classed("hidden", true); | |
| }); | |
| svg.append("g") | |
| .attr("class", "axis") | |
| .attr("transform", "translate(0, " + (h+30) + ")") | |
| .call(xAxis); | |
| svg.append("text") | |
| .attr("class", "axis") | |
| .attr("x", 20) | |
| .attr("y", h + margin.bottom) | |
| .attr("dy", ".87em") | |
| .style("text-anchor", "middle") | |
| .style( "font-style","italic") | |
| .text("Date"); | |
| svg.append("text") | |
| .attr("class", "axis") | |
| .attr("x", 10) | |
| .attr("y", margin.bottom) | |
| .attr("dy", ".87em") | |
| .style("text-anchor", "left") | |
| .style( "font-size","18px") | |
| .text("Dates of birth and relative market capitalization of major cryptocoins"); | |
| svg.append("text") | |
| .attr("class", "text") | |
| .attr("x", 10) | |
| .attr("y", margin.right) | |
| .attr("dy", ".87em") | |
| .style("text-anchor", "left") | |
| .style( "font-size","11px") | |
| .text("Source: coinmarketcap.com | Date: July 3, 2013 | Hover on circles for details"); | |
| </script> | |
| </body> | |
| </html> |
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