没有最好，只有更好，如题所示，这篇文章只要是分享一个用 Canvas 来实现的粒子运动效果。感觉有点标题党了，但换个角度，勉勉强强算是炫丽吧，虽然色彩上与炫丽无关，但运动效果上还是算得上有点点炫的。不管怎么样，我们还是开始这个所谓的炫丽效果吧！
直接上代码 ，不懂可以看代码注释。估计就会看明白大概的思路了。
html 代码
| <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Canvas 实现炫丽的粒子运动效果-云库前端</title> <style> * { margin: 0; padding: 0; } html, body { width: 100%; height: 100%; } canvas { display: block; background: #000; } body::-webkit-scrollbar{ display: none; } .operator-box{ position: fixed; top: 0; left: 50%; border: 1px solid #fff; background: rgba(255,255,255,0.5); padding: 20px 10px; -webkit-transform: translateX(-50%); transform: translateX(-50%); } .back-type,.back-animate{ margin-right: 20px; } .flex-box{ display: flex; justify-content: center; align-items: center; } #input-text{ line-height: 35px; width: 260px; height: 35px; background: rgba(0, 0, 0,0.7); color: #fff; font-size: 16px; border: none; outline: none; text-indent: 12px; box-shadow: inset 0 0 12px 1px rgba(0,0,0,0.7); } #input-text::placeholder{ color: #ccc; line-height: 55px; height: 55px; } select{ -webkit-appearance: none; -moz-appearance: none; appearance: none; border: none; padding: 0px 20px 0px 6px; height: 35px; color: #fff; text-align: left; background: rgba(0, 0, 0,0.7) url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAICAYAAAAx8TU7AAAAOUlEQ…R4gPgWEIMAiOYBCS4C8ZDAIrBq4gigNkztQEFMi6AuQHESAPMeXiEMiWfpAAAAAElFTkSuQmCC) no-repeat 190px 12px; background-size: 5px 8px; box-shadow: inset 0 0 12px 1px rgba(0,0,0,0.7); } </style> </head> <body> <div class="operator-box"> <div class="flex-box"> <div class="back-type">散开类型： <select name="" id="selectType"> <option value="back">归位</option> <option value="auto">随机</option> </select> </div> <div class="back-animate">散开效果（对归位有效）： <select class="back-dynamics" id="selectDynamics"> <option value="spring">dynamics.spring</option> <option value="bounce">dynamics.bounce</option> <option value="forceWithGravity">dynamics.forceWithGravity</option> <option value="gravity">dynamics.gravity</option> <option value="easeInOut">dynamics.easeInOut</option> <option value="easeIn">dynamics.easeIn</option> <option value="easeOut">dynamics.easeOut</option> <option value="linear">dynamics.linear</option> </select> </div> <div class="input-box"><input type="text" placeholder="输入汉字后回车" id="input-text"></div> </div> </div> <script src="dynamics.min.js"></script> <script src="index.js"></script> <script> var iCircle = new Circle(); </script> </body> </html> |
