This is the code for Chapter 4, Figure 7 from D3.js in Action shows how it is necessary to style the d3.svg.axis() elements, such as path.domain and the lines that represent the ticks, to create a proper axis.
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Ch. 4, Fig. 7 - D3.js in Action
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| <html> | |
| <head> | |
| <title>D3 in Action Chapter 4 - Example 4</title> | |
| <meta charset="utf-8" /> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> | |
| </head> | |
| <style> | |
| svg { | |
| height: 500px; | |
| width: 500px; | |
| border: 1px solid gray; | |
| } | |
| </style> | |
| <body> | |
| <div id="viz"> | |
| <svg> | |
| </svg> | |
| </div> | |
| </body> | |
| <footer> | |
| <script> | |
| var scatterData = [{friends: 5, salary: 22000}, {friends: 3, salary: 18000}, {friends: 10, salary: 88000}, {friends: 0, salary: 180000}, {friends: 27, salary: 56000}, {friends: 8, salary: 74000}] | |
| xExtent = d3.extent(scatterData, function(d) {return d.salary}); | |
| yExtent = d3.extent(scatterData, function(d) {return d.friends}); | |
| xScale = d3.scale.linear().domain(xExtent).range([0,500]); | |
| yScale = d3.scale.linear().domain(yExtent).range([0,500]); | |
| d3.select("svg") | |
| .selectAll("circle") | |
| .data(scatterData) | |
| .enter() | |
| .append("circle") | |
| .attr("r", 5) | |
| .attr("cx", function(d) {return xScale(d.salary)}) | |
| .attr("cy", function(d) {return yScale(d.friends)}) | |
| yAxis = d3.svg.axis().scale(yScale).orient("right"); | |
| d3.select("svg").append("g").attr("id", "yAxisG").call(yAxis); | |
| xAxis = d3.svg.axis().scale(xScale).orient("bottom"); | |
| d3.select("svg").append("g").attr("id", "xAxisG").call(xAxis); | |
| d3.selectAll("path.domain").style("fill", "none").style("stroke", "black"); | |
| d3.selectAll("line").style("stroke", "black"); | |
| </script> | |
| </footer> | |
| </html> |
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