This example is a rewrite of the Text Transition I example from Mike Bostock to show the usage of a tween data function.
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September 30, 2018 14:46
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Text Tween
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| license: gpl-3.0 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| h1 { | |
| font: 400 120px/500px "Helvetica Neue"; | |
| text-align: center; | |
| width: 960px; | |
| height: 500px; | |
| margin: 0; | |
| } | |
| </style> | |
| <h1>{{tween:textTween(d, this)}}</h1> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://unpkg.com/d3-template-plugin/build/d3-template.min.js"></script> | |
| <script> | |
| var format = d3.format(",d"); | |
| // Create tween function | |
| function textTween(d, node) { | |
| var i = d3.interpolateNumber(d3.select(node).text().replace(/,/g, ""), d); | |
| return function(t) { return format(i(t)); }; | |
| } | |
| d3.select("h1") | |
| .template() | |
| .render(0) | |
| ; | |
| function repeat() { | |
| d3.select("h1") | |
| .transition() | |
| .duration(2500) | |
| .render(Math.random() * 1e6) | |
| .on("end", repeat) | |
| } | |
| repeat(); | |
| </script> |
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