iOS & macOS Charting Documentation - SciChart iOS & macOS Charts SDK v4.x SciChart > ISCIViewportManager3D Protocol ISCIViewportManager3D @protocol ISCIViewportManager3D <ISCIViewportManager, ISCIChartController3D> Defines the interface to a ViewportManager3D, which may be used to intercept the X-Axis, Y-Axis and Z-Axis ranging during render and invalidate the parent surface. -updateZAxis: Called by the SCIChartSurface3D during render to update Z-Axis ISCIAxisCore.visibleRange. Note Override in derived types to set a custom value. Declaration Objective-C - (void)updateZAxis:(id<ISCIAxisCore>)zAxis; Swift func updateZAxis(_ zAxis: ISCIAxisCore!) Parameters zAxis The Z-Axis to update. © 2021 SciChart. All rights reserved. (Last updated: 2021-02-23) Generated by jazzy ♪♫ v0.13.6, a Realm project.