Add a zoom button to the histogram in the Levels tool
Submitted by tobias
Link to original bug (#792518)
Description
Created attachment 366800 Levels from a HGT file
Now that we have a much bigger colour space it would sometimes be very useful to have zoom button in the histogram. This would it make possible to work more exact.
Attachment 366800, "Levels from a HGT file":
Version: git master