Created
May 11, 2021 06:31
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circle animation
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| <html> | |
| <head> | |
| <style> | |
| html, | |
| body, | |
| svg { | |
| width: 100%; | |
| height: 100%; | |
| margin: 0; | |
| overflow: hidden; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <svg id="circles"></svg> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/6.7.0/d3.min.js"></script> | |
| <script> | |
| var svg = d3.select("#circles"); | |
| d3.interval(function () { | |
| var x = Math.random() * parseInt(svg.style("width")); | |
| var y = Math.random() * parseInt(svg.style("height")); | |
| //console.log("Spawning circle at " + x + "," + y); | |
| svg | |
| .append("circle") | |
| .attr("cx", x) | |
| .attr("cy", y) | |
| .attr("r", 0) | |
| .style("opacity", 0.2) | |
| .transition() | |
| .duration(10000) | |
| .style("opacity", 0) | |
| .attr("r", 500) | |
| .on("end", function () { | |
| this.remove(); | |
| }); | |
| }, 1000); | |
| </script> | |
| </body> | |
| </html> |
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