Merge pull request #792 from hyperoslo/implement/size-cache-for-ios

Populate sizeCache on iOS
zenangst · Jan 3, 2018 · 2109e77 · 2109e77
2 parents d004f5c + 26fabe1
commit 2109e77
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/Sources/iOS-Exclusive/Classes/SpotsScrollView+iOS.swift b/Sources/iOS-Exclusive/Classes/SpotsScrollView+iOS.swift
@@ -10,7 +10,11 @@ extension SpotsScrollView {
     var yOffsetOfCurrentSubview: CGFloat = 0.0
     let lastView = subviewsInLayoutOrder.last
 
-    for subview in subviewsInLayoutOrder {
+    for (offset, subview) in subviewsInLayoutOrder.enumerated() {
+      defer {
+          sizeCache[offset] = yOffsetOfCurrentSubview
+      }
+
       if let scrollView = subview as? UIScrollView {
         var frame = scrollView.frame
         var contentOffset = scrollView.contentOffset
@@ -46,7 +50,6 @@ extension SpotsScrollView {
 
         scrollView.frame = frame
         scrollView.contentOffset = CGPoint(x: Int(contentOffset.x), y: Int(contentOffset.y))
-
         yOffsetOfCurrentSubview += scrollView.contentSize.height
       } else {
         var frame = subview.frame