Planner: correctly deal with units in Ascent/descent rates

This adds two changes
a) it uses rint() to make sure we don't truncate the displayed values
b) it moves the update of the displayed values into a helper function that
   is also called whenever the settings change

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/qt-ui/diveplanner.h b/qt-ui/diveplanner.h
index dda7daed3..806b02cc2 100644
--- a/qt-ui/diveplanner.h
+++ b/qt-ui/diveplanner.h
@@ -169,6 +169,7 @@ slots:
 
 private:
 	Ui::plannerSettingsWidget ui;
+	void updateUnitsUI();
 };
 
 QString dpGasToStr(const divedatapoint &p);