Example demonstrating the use of D3 Horizon Chart.
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April 16, 2024 10:08
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Drawing a single horizon chart
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| .horizon { | |
| border-top: solid 1px #000; | |
| border-bottom: solid 1px #000; | |
| overflow: hidden; | |
| position: relative; | |
| } | |
| .horizon + .horizon { | |
| border-top: none; | |
| } | |
| .horizon canvas { | |
| display: block; | |
| image-rendering: pixelated; | |
| } | |
| .horizon .title, | |
| .horizon .value { | |
| bottom: 0; | |
| line-height: 30px; | |
| margin: 0 6px; | |
| position: absolute; | |
| font-family: sans-serif; | |
| text-shadow: 0 1px 0 rgba(255,255,255,.5); | |
| white-space: nowrap; | |
| } | |
| .horizon .title { | |
| left: 0; | |
| } | |
| .horizon .value { | |
| right: 0; | |
| } | |
| </style> | |
| <body> | |
| <script src="https://d3js.org/d3.v4.js"></script> | |
| <script src="https://unpkg.com/[email protected]"></script> | |
| <script> | |
| // generate some random data | |
| var series = []; | |
| for (var i = 0, variance = 0; i < 1500; i++) { | |
| variance += (Math.random() - 0.5) / 10; | |
| series.push(Math.cos(i/100) + variance); | |
| } | |
| var horizonChart = d3.horizonChart() | |
| .height(100) | |
| .title('Horizon, 4-band') | |
| .colors(['#313695', '#4575b4', '#74add1', '#abd9e9', '#fee090', '#fdae61', '#f46d43', '#d73027']); | |
| var horizons = d3.select('body').selectAll('.horizon') | |
| .data([series]) | |
| .enter().append('div') | |
| .attr('class', 'horizon') | |
| .each(horizonChart); | |
| </script> |
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Very cool