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@mactive
Created December 15, 2012 11:27
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iOS 首屏的图标圆角究竟是多少
http://stcui.me/202-ios-%E9%A6%96%E5%B1%8F%E7%9A%84%E5%9B%BE%E6%A0%87%E5%9C%86%E8%A7%92%E7%A9%B6%E7%AB%9F%E6%98%AF%E5%A4%9A%E5%B0%91/
在图标的设计中会在ps上画出一个Demo来查看最终的效果,这里就需要自己绘制一个圆角的蒙板或者用其它方法来完成这一效果,这个圆角的半径究竟是多少呢?
在早期的iPhone/iPod中图标尺寸为57×57圆角半径为10px
之后的版本中的图标尺寸就是按照这个比例来缩放的
如果是114×114的图标圆角半径为 114*(10/57) = 20
其它的一些例子:
Icon512.png – 512px – 89.8245614035098
Icon.png – 57px – 10
[email protected] – 114px – 20
Icon-72.png – 72px – 12.6315789473686
[email protected] – 144px – 25.2631578947371
Icon-Small.png – 29px – 5.08771929824567
[email protected] – 58px – 10.1754385964913
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