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<!DOCTYPE html> <head> <meta charset="utf-8"> <script src="https://d3js.org/d3.v4.min.js"></script> <style> body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } </style> </head> <body> <script> const data_points = [ { x: 100, y: 300, type: 'apple'}, { x: 200, y: 100, type: 'banana'}, { x: 300, y: 200, type: 'grape'}, { x: 400, y: 200, type: 'grape'}, { x: 500, y: 400, type: 'banana'}, ] const colorScale = d3.scaleOrdinal() .domain(['apple', 'banana', 'grape']) .range(['red', 'yellow', 'purple']) const svg = d3.select("body").append("svg") .attr("width", 600) .attr("height", 600) .style("background-color", "skyblue") svg.selectAll('circle') .data(data_points) .enter() .append('circle') .attr('r', 5) .attr('cx', d => d.x) .attr('cy', d => d.y) .attr('fill', d => colorScale(d.type)) </script> </body>
https://d3js.org/d3.v4.min.js