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75 Years of Batman logos
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>I'm...Batman</title> | |
| </head> | |
| <body> | |
| <svg width="900" height="600" viewBox="0 0 150 100"> | |
| <path id="batlogo"></path> | |
| </svg> | |
| <script src="https://d3js.org/d3.v5.min.js"></script> | |
| <script> | |
| d3.xml("batman-logos.svg") | |
| .then(mainfn) | |
| ; | |
| d3.select("body") | |
| .style("background-color", "yellow") | |
| ; | |
| function mainfn(xml) { | |
| var paths = Array.from(xml.getElementsByTagName('path')) | |
| .map(d => d.getAttribute('d')) | |
| .reverse() | |
| ; | |
| d3.select("path#batlogo") | |
| .call(animate) | |
| ; | |
| function animate(sel) { | |
| var start = paths.shift() | |
| , end = paths[0]; | |
| paths.push(start); | |
| sel.datum({start, end}) | |
| .transition() | |
| .duration(1500) | |
| .ease(d3.easeQuad) | |
| .attrTween("d", function(d) { | |
| return d3.interpolate(d.start, d.end); | |
| }) | |
| .on("end", function() { sel.call(animate); }); | |
| } // animate() | |
| } // mainfn() | |
| </script> |
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