Interface Builder中的PNG透明性 [英] PNG transparency in Interface Builder

问题描述

我正在Interface Builder中添加带有透明PNG(导航栏中的徽标)的图像视图，但是透明像素似乎呈现为白色.

I'm adding an Image View in Interface Builder with a transparent PNG (A logo in the Navigation Bar) but the transparent pixels seems to render as white..

我在Interface Builder中搜索了PNG，但没有运气.有什么提示吗?

I searched for PNG in Interface Builder but no luck. any tips?

推荐答案

确保未选中视图属性绘图"部分中的不透明"复选框，并且背景的不透明度为0.

Make sure the "Opaque" checkbox in the "Drawing" section of the view attributes is unchecked, and that the background has an opacity of 0.

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