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Generative Patterns
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| license: mit |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| .parent-container { | |
| position: relative; | |
| } | |
| .pattern-container { | |
| position: absolute; | |
| width: 100%; | |
| height: 500px; | |
| } | |
| .pattern { | |
| fill: none; | |
| stroke: #857979; | |
| stroke-width: 1px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="parent-container"> | |
| <div class="pattern-container"> | |
| <svg width="100%" height="100%"> | |
| <defs> | |
| <pattern id="Pattern" x="0" y="0" width="60" height="60" patternUnits="userSpaceOnUse"> | |
| <path class="pattern first" d="M0 30,40 60,50 60,60 30,50 0,40 0,0 30" /> | |
| <path class="pattern second" d="M60 30,20 60,10 60,0 30,10 0,20 0,60 30" /> | |
| </pattern> | |
| </defs> | |
| <rect fill="url(#Pattern)" width="100%" height="100%"/> | |
| </svg> | |
| </div> | |
| </div> | |
| </body> | |
| <script> | |
| setInterval(function(){ | |
| const leftPosition = Math.round(Math.random() * 60); | |
| d3.selectAll('.pattern') | |
| .transition().duration(600) | |
| .attr('d', (d, i) => getPath(d, i, leftPosition)) | |
| }, 1200) | |
| function getPath(d, index, leftPosition) { | |
| const rightPosition = 60 - leftPosition; | |
| const flatWidth = 10; | |
| const firstPath = `M0 30,${rightPosition - flatWidth} 60,${rightPosition} 60,60 30,${rightPosition} 0,${rightPosition - flatWidth} 0,0 30`; | |
| const secondPath = `M60 30,${leftPosition + flatWidth} 60,${leftPosition} 60,0 30,${leftPosition} 0,${leftPosition + flatWidth} 0,60 30`; | |
| if (index === 0){ | |
| return firstPath; | |
| } else { | |
| return secondPath | |
| } | |
| } | |
| </script> |
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