Created
August 24, 2020 13:40
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Canvas HTML Rosace
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| const canvas = document.getElementById('canvas'); | |
| let ctx = canvas.getContext('2d'); | |
| canvas.width = window.innerWidth; | |
| canvas.height = window.innerHeight; | |
| let x = 0; | |
| let y = 0; | |
| let tour = 0; | |
| ctx.translate(innerWidth / 2, innerHeight / 2); | |
| const draw = () => { | |
| requestAnimationFrame(draw); | |
| ctx.beginPath(); | |
| ctx.strokeStyle = '#EDF5E1'; | |
| ctx.arc(x, y, 100, 0, 2 * Math.PI); | |
| ctx.stroke(); | |
| ctx.rotate(10 * Math.PI / 180); | |
| tour = tour + 10; | |
| if (tour > 7200) { | |
| return; | |
| } | |
| if (tour % 360 === 0) { | |
| x += 7; | |
| y += 7; | |
| } | |
| } | |
| draw(); |
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| <!DOCTYPE html> | |
| <html lang="fr"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Rosace canvas</title> | |
| <style> | |
| * { | |
| margin: 0; | |
| padding: 0; | |
| } | |
| html, body { | |
| width: 100%; | |
| height: 100%; | |
| } | |
| canvas { | |
| display: block; | |
| background: #282828; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <canvas id="canvas"></canvas> | |
| <script src='app.js'></script> | |
| </body> | |
| </html> |
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