diff widgets/Thumbwheel.cpp @ 1238:4d0ca1ab4cd0

Some work to make spectrum layers (and slice layers generally) zoomable in the frequency axis. Also fixes a number of view id mixups in SliceLayer which broke offset calculations for the x axis scale.
author Chris Cannam
date Tue, 07 Feb 2017 14:55:19 +0000
parents 54e6be7ebe11
children a34a2a25907c
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