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我想为 iOS 制作一个基本的模拟仪表(如速度计),我可以将其重用于音频和其他功能。有人可以给我一些入门点吗?框架、示例、开源等
这类似于:https ://stackoverflow.com/a/5687349/1177191 。不是模拟的,但也许这个概念会有所帮助。