Inverts Pan for the currently selected fixtures.
Programmer.Editor.Selection.GetSelectedHandles("Windows.PatchView.Handles")
Programmer.Editor.Fixtures.Patch.InvertFixtureControls(Windows.PatchView.Handles, "Pan", True)
Uninverts Pan the currently selected fixtures.
Programmer.Editor.Selection.GetSelectedHandles("Windows.PatchView.Handles")
Programmer.Editor.Fixtures.Patch.InvertFixtureControls(Windows.PatchView.Handles, "Pan", False)