https://adolsai.com/tag/wave/Recent content in wave on adolsai's echoHugozh-CNTue, 26 Mar 2019 18:18:51 +0800https://adolsai.com/archives/wave-animation-ios.htmlMon, 25 Mar 2019 22:08:00 +0800https://adolsai.com/archives/wave-animation-ios.html<h3 id="根据音量大小变化效果">根据音量大小变化效果:</h3> <p><img src="https://adolsai.com/uploads/2019/03/666.gif" alt="99" loading="lazy" decoding="async"> </p> <h3 id="实现">实现</h3> <ol> <li>使用三角函数计算每一个点(x, y)位置;</li> <li>使用UIBezierPath连接这些点;</li> <li>把path赋值给CAShapeLayer;</li> </ol>