Created
February 4, 2021 11:01
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <meta http-equiv="X-UA-Compatible" content="ie=edge" /> | |
| <title>Color Test</title> | |
| </head> | |
| <script> | |
| var listener = function () {}; | |
| let running = true; | |
| function tick() { | |
| let [r, g, b] = [ | |
| (Math.random() * 255) | 0, | |
| (Math.random() * 255) | 0, | |
| (Math.random() * 255) | 0 | |
| ]; | |
| let hexColor = `#${hex(r)}${hex(g)}${hex(b)}`; | |
| document.body.style.background = `#${hex(r)}${hex(g)}${hex(b)}`; | |
| listener(hexColor); | |
| } | |
| function hex(c) { | |
| return c.toString(16).padStart(2, "0"); | |
| } | |
| setInterval(function () { | |
| if (running) { | |
| tick(); | |
| } | |
| }, 500); | |
| window.listenColorChange = function (fn) { | |
| listener = fn; | |
| }; | |
| window.toggleRun = function () { | |
| running = !running; | |
| }; | |
| </script> | |
| <body></body> | |
| </html> |
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