Merge pull request #441 from square/watt/caffeinated-layout/2

2) Refactor ContentStorage into new files
square · Mar 20, 2023 · c3ed79c · c3ed79c
2 parents c5a3faa + d9cb10b
commit c3ed79c
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diff --git a/BlueprintUI/Sources/Element/ContentStorage.swift b/BlueprintUI/Sources/Element/ContentStorage.swift
@@ -0,0 +1,18 @@
+import CoreGraphics
+
+/// The implementation of an `ElementContent`.
+protocol ContentStorage {
+    var childCount: Int { get }
+
+    func measure(
+        in constraint: SizeConstraint,
+        environment: Environment,
+        cache: CacheTree
+    ) -> CGSize
+
+    func performLayout(
+        attributes: LayoutAttributes,
+        environment: Environment,
+        cache: CacheTree
+    ) -> [(identifier: ElementIdentifier, node: LayoutResultNode)]
+}