UIViewContentMode各类型效果

最新推荐文章于 2019-05-05 16:54:07 发布

原创最新推荐文章于 2019-05-05 16:54:07 发布 · 238 阅读

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本文深入探讨了UIViewContentMode在iOS应用程序UI开发中的作用与应用实例，详细解释了不同模式如何影响视图布局与内容显示，帮助开发者优化界面呈现效果。

UIViewContentMode

typedef enum {
    UIViewContentModeScaleToFill,
    UIViewContentModeScaleAspectFit,      // contents scaled to fit with fixed aspect. remainder is transparent
    UIViewContentModeScaleAspectFill,     // contents scaled to fill with fixed aspect. some portion of content may be clipped.
    UIViewContentModeRedraw,              // redraw on bounds change (calls -setNeedsDisplay)
    UIViewContentModeCenter,              // contents remain same size. positioned adjusted.
    UIViewContentModeTop,
    UIViewContentModeBottom,
    UIViewContentModeLeft,
    UIViewContentModeRight,
    UIViewContentModeTopLeft,
    UIViewContentModeTopRight,
    UIViewContentModeBottomLeft,
    UIViewContentModeBottomRight,
} UIViewContentMode;