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| (function () { | |
| var width = 500, height = 200, padding = 40; | |
| var max = 10; | |
| var dataset = d3.range(10) | |
| .map(function () { return 1 + Math.random() * (max - 1); }); | |
| // Coordinate scaling functions | |
| var x = d3.scale.linear() | |
| .domain([0, dataset.length]) | |
| .range([padding, width - padding]); | |
| var y = d3.scale.linear() | |
| .domain([0, max]) | |
| .range([height - padding, padding]); | |
| var svg = d3.select('#chart-after').append('svg') | |
| .attr('width', width) | |
| .attr('height', height); | |
| // Define axes | |
| var xAxis = d3.svg.axis().scale(x).ticks(dataset.length); | |
| var yAxis = d3.svg.axis().scale(y).ticks(5).orient('left'); | |
| /****************************************************************/ | |
| // Draw axes | |
| svg.append('g') | |
| .attr('class', 'axis') | |
| .attr('transform', 'translate(0, Y)'.replace('Y', height - padding)) | |
| .call(xAxis); | |
| svg.append('g') | |
| .attr('class', 'axis') | |
| .attr('transform', 'translate(X, 0)'.replace('X', padding)) | |
| .call(yAxis); | |
| // Write labels | |
| svg.selectAll('text') | |
| .data(dataset) | |
| .enter() | |
| .append('text') | |
| .text(Math.floor) | |
| .attr('class', 'data-label') | |
| .attr('x', function (d, i) { return x(i); }) | |
| .attr('y', function (d, i) { return y(d + 1); }); | |
| /****************************************************************/ | |
| // Draw data line | |
| var line = d3.svg.line() | |
| .x(function (d, i) { return x(i); }) | |
| .y(function (d, i) { return y(d); }); | |
| svg.append('path') | |
| .attr('class', 'dataLine') | |
| .attr('d', line(dataset)); | |
| }()); |
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| (function () { | |
| var width = 500, height = 200, padding = 40; | |
| var max = 10; | |
| var dataset = d3.range(10) | |
| .map(function () { return 1 + Math.random() * (max - 1); }); | |
| // Coordinate scaling functions | |
| var x = d3.scale.linear() | |
| .domain([0, dataset.length]) | |
| .range([padding, width - padding]); | |
| var y = d3.scale.linear() | |
| .domain([0, max]) | |
| .range([height - padding, padding]); | |
| var svg = d3.select('#chart-before').append('svg') | |
| .attr('width', width) | |
| .attr('height', height); | |
| // Define axes | |
| var xAxis = d3.svg.axis().scale(x).ticks(dataset.length); | |
| var yAxis = d3.svg.axis().scale(y).ticks(5).orient('left'); | |
| /****************************************************************/ | |
| // Write labels | |
| svg.selectAll('text') | |
| .data(dataset) | |
| .enter() | |
| .append('text') | |
| .text(Math.floor) | |
| .attr('class', 'data-label') | |
| .attr('x', function (d, i) { return x(i); }) | |
| .attr('y', function (d, i) { return y(d + 1); }); | |
| // Draw axes | |
| svg.append('g') | |
| .attr('class', 'axis') | |
| .attr('transform', 'translate(0, Y)'.replace('Y', height - padding)) | |
| .call(xAxis); | |
| svg.append('g') | |
| .attr('class', 'axis') | |
| .attr('transform', 'translate(X, 0)'.replace('X', padding)) | |
| .call(yAxis); | |
| /****************************************************************/ | |
| // Draw data line | |
| var line = d3.svg.line() | |
| .x(function (d, i) { return x(i); }) | |
| .y(function (d, i) { return y(d); }); | |
| svg.append('path') | |
| .attr('class', 'dataLine') | |
| .attr('d', line(dataset)); | |
| }()); |
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| <!doctype html> | |
| <meta charset="utf-8"> | |
| <title>Simple line chart</title> | |
| <style> | |
| svg { | |
| background-color: hsl(40, 50%, 80%); | |
| } | |
| svg .dataLine { | |
| fill: none; | |
| stroke-width: 3px; | |
| stroke: maroon; | |
| } | |
| svg .axis path, svg .axis line { | |
| fill: none; | |
| stroke: black; | |
| shape-rendering: crispEdges; | |
| } | |
| svg .data-label { | |
| text-anchor: middle; | |
| } | |
| </style> | |
| <div id="chart-before"></div> | |
| <div id="chart-after"></div> | |
| <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
| <script src="before.js"></script> | |
| <script src="after.js"></script> |
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