iOS Charting Documentation - SciChart iOS Charts SDK v3.x SciChart > SCIRenderOperationLayer Class SCIRenderOperationLayer @interface SCIRenderOperationLayer : SCIDisposableBase <ISCIDrawable> A helper class which stores a queue of action operations to perform, intended to be used to queue rendering operations and re-arrange Z-order. -enqueue: Enqueues an operation to the layer. Declaration Objective-C - (void)enqueue:(SCIAction2)operation; Swift func enqueue(_ operation: SCIAction2!) Parameters operation Operation to queue. © 2020 SciChart. All rights reserved. (Last updated: 2020-04-03) Generated by jazzy ♪♫ v0.13.1, a Realm project.