This other example of pstuffa works well with D3(v4)
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December 1, 2017 14:26
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categorical colors
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| // colores usados por Google en sus graficos, trends, etc. | |
| // | |
| function colores_google(n) { | |
| var colores_g = ["#3366cc", "#dc3912", "#ff9900", "#109618", "#990099", "#0099c6", "#dd4477", "#66aa00", "#b82e2e", "#316395", "#994499", "#22aa99", "#aaaa11", "#6633cc", "#e67300", "#8b0707", "#651067", "#329262", "#5574a6", "#3b3eac"]; | |
| return colores_g[n % colores_g.length]; | |
| } | |
| // | |
| // | |
| var c10 = d3.scale.category10(); | |
| var c20 = d3.scale.category20(); | |
| var c20b = d3.scale.category20b(); | |
| var c20c = d3.scale.category20c(); | |
| var svg1 = d3.select("#c10") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 50); | |
| var svg1b = d3.select("#g10c") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 50); | |
| var svg2 = d3.select("#c20") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 20); | |
| var svg3 = d3.select("#c20b") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 20); | |
| var svg4 = d3.select("#c20c") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 20); | |
| var svg5 = d3.select("#g20c") | |
| .append("svg") | |
| .attr("width", 400) | |
| .attr("height", 20); | |
| svg1.selectAll("circle") | |
| .data( d3.range(10) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 18 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 10]).range([0, 400]) ) | |
| .attr("cy", 25) | |
| .attr("fill", c10 ); | |
| svg1b.selectAll("circle") | |
| .data( d3.range(10) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 18 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 10]).range([0, 400]) ) | |
| .attr("cy", 25) | |
| .attr("fill", function(d,i) { return colores_google(i); } ); | |
| svg2.selectAll("circle") | |
| .data( d3.range(20) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 9 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 20]).range([0, 400]) ) | |
| .attr("cy", 10) | |
| .attr("fill", c20 ); | |
| svg3.selectAll("circle") | |
| .data( d3.range(20) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 9 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 20]).range([0, 400]) ) | |
| .attr("cy", 10) | |
| .attr("fill", c20b ); | |
| svg4.selectAll("circle") | |
| .data( d3.range(20) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 9 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 20]).range([0, 400]) ) | |
| .attr("cy", 10) | |
| .attr("fill", c20c ); | |
| svg5.selectAll("circle") | |
| .data( d3.range(20) ) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 9 ) | |
| .attr("cx", d3.scale.linear().domain([-1, 20]).range([0, 400]) ) | |
| .attr("cy", 10) | |
| .attr("fill", function(d,i) { return colores_google(i); } ); |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <meta charset="utf-8"> | |
| <title>Categorical Colors</title> | |
| </head> | |
| <body> | |
| <h1>d3 categorical colors & Google colors</h1> | |
| <p>d3 category10</p> | |
| <div id="c10"></div> | |
| <p>google 10c</p> | |
| <div id="g10c"></div> | |
| <p>d3 category20</p> | |
| <div id="c20"></div> | |
| <p>d3 category20b</p> | |
| <div id="c20b"></div> | |
| <p>d3 category20c</p> | |
| <div id="c20c"></div> | |
| <p>google 20c</p> | |
| <div id="g20c"></div> | |
| <br><br><a href="https://github.com/mbostock/d3/wiki/Ordinal-Scales#categorical-colors">https://github.com/mbostock/d3/wiki/Ordinal-Scales#categorical-colors</a> | |
| <script src="colores.js"></script> | |
| </body> | |
| </html> |
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