Insets
The two minimum spacing properties define how each in-section item relates to other items within a section. In contrast, the sectionInset property describes how the outer edges of a section add padding. This padding affects how sections relate to their optional headers and footers and how sections move apart from each other in general.
Edge insets consist of a set of {top, left, bottom, right} values. Figure 10-3 shows how this works with collection views. Each shot in Figure 10-3 presents a flow using the same edge insets of 50 points at the top, 30 points at the bottom, and 10 points left and right:
UIEdgeInsetsMake(50.0f, 10.0f, 30.0f, 10.0f)
The top screens show a horizontal flow and the bottom screens ...
Get The Core iOS Developer’s Cookbook, Fifth Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
