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backend-shared: add slot to detect switch METER <-> FEET

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This allows to update plannermodel etc. and thus avoiding a restart when
changing units for length.

Signed-off-by: Jan Iversen <jan@casacondor.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
jan Iversen 2020-01-02 11:55:27 +01:00 committed by Dirk Hohndel
parent 347a002923
commit 80be2b570b
2 changed files with 22 additions and 1 deletions
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18
backend-shared/plannershared.cpp
View file

@ -2,6 +2,7 @@
#include "plannershared.h"
#include "core/settings/qPrefDivePlanner.h"
#include "core/settings/qPrefTechnicalDetails.h"
#include "core/settings/qPrefUnit.h"
#include "qt-models/diveplannermodel.h"
#include "qt-models/cylindermodel.h"
@ -10,6 +11,12 @@ plannerShared *plannerShared::instance()
static plannerShared *self = new plannerShared;
return self;
}
plannerShared::plannerShared()
{
// Be informed when user switches METER <-> FEET
connect(qPrefUnits::instance(), &qPrefUnits::lengthChanged, this, &unit_lengthChangedSlot);
}
// Used to convert between meter/feet and keep the qPref variables independent
#define TO_MM_BY_SEC ((prefs.units.length == units::METERS) ? 1000.0 / 60.0 : feet_to_mm(1) / 60.0)
@ -301,3 +308,14 @@ void plannerShared::set_display_variations(bool value)
{
DivePlannerPointsModel::instance()->setDisplayVariations(value);
}
// Handle when user changes length measurement type
void plannerShared::unit_lengthChangedSlot(int value)
{
// Provoke recalculation of model and send of signals
set_ascratelast6m(ascratelast6m());
set_ascratestops(ascratestops());
set_ascrate50(ascrate50());
set_ascrate75(ascrate75());
set_descrate(descrate());
}

5
backend-shared/plannershared.h
View file

@ -174,8 +174,11 @@ signals:
void verbatim_planChanged(bool value);
void display_variationsChanged(bool value);
private slots:
static void unit_lengthChangedSlot(int value);
private:
plannerShared() {}
plannerShared();
};
#endif // PLANNERSHARED_H