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// SPDX-License-Identifier: GPL-2.0
// The DiveListNotifier emits signals when the dive-list changes (dives/trips/divesites created/deleted/moved/edited)
#ifndef DIVELISTNOTIFIER_H
#define DIVELISTNOTIFIER_H
#include "core/dive.h"
#include <QObject>
// Dive and trip fields that can be edited. Use bit fields so that we can pass multiple fields at once.
// Provides an inlined flag-based constructur because sadly C-style designated initializers are only supported since C++20.
struct DiveField {
// Note: using int instead of the more natural bool, because gcc produces significantly worse code with
// bool. clang, on the other hand, does fine.
unsigned int nr : 1;
unsigned int datetime : 1;
unsigned int depth : 1;
unsigned int duration : 1;
unsigned int air_temp : 1;
unsigned int water_temp : 1;
unsigned int atm_press : 1;
unsigned int divesite : 1;
unsigned int divemaster : 1;
unsigned int buddy : 1;
unsigned int rating : 1;
unsigned int visibility : 1;
unsigned int wavesize : 1;
unsigned int current : 1;
unsigned int surge : 1;
unsigned int chill : 1;
unsigned int suit : 1;
unsigned int tags : 1;
unsigned int mode : 1;
unsigned int notes : 1;
unsigned int salinity : 1;
unsigned int invalid : 1;
enum Flags {
NONE = 0,
NR = 1 << 0,
DATETIME = 1 << 1,
DEPTH = 1 << 2,
DURATION = 1 << 3,
AIR_TEMP = 1 << 4,
WATER_TEMP = 1 << 5,
ATM_PRESS = 1 << 6,
DIVESITE = 1 << 7,
DIVEMASTER = 1 << 8,
BUDDY = 1 << 9,
RATING = 1 << 10,
VISIBILITY = 1 << 11,
WAVESIZE = 1 << 12,
CURRENT = 1 << 13,
SURGE = 1 << 14,
CHILL = 1 << 15,
SUIT = 1 << 16,
TAGS = 1 << 17,
MODE = 1 << 18,
NOTES = 1 << 19,
SALINITY = 1 << 20,
INVALID = 1 << 21
};
DiveField(int flags);
};
struct TripField {
unsigned int location : 1;
unsigned int notes : 1;
enum Flags {
NONE = 0,
LOCATION = 1 << 0,
NOTES = 1 << 1
};
TripField(int flags);
};
class DiveListNotifier : public QObject {
Q_OBJECT
signals:
// Note that there are no signals for trips being added and created
// because these events never happen without a dive being added, removed or moved.
// The dives are always sorted according to the dives_less_than() function of the core.
void divesAdded(dive_trip *trip, bool addTrip, const QVector<dive *> &dives);
void divesDeleted(dive_trip *trip, bool deleteTrip, const QVector<dive *> &dives);
void divesMovedBetweenTrips(dive_trip *from, dive_trip *to, bool deleteFrom, bool createTo, const QVector<dive *> &dives);
void divesChanged(const QVector<dive *> &dives, DiveField field);
void divesTimeChanged(timestamp_t delta, const QVector<dive *> &dives);
void cylindersReset(const QVector<dive *> &dives);
void cylinderAdded(dive *d, int pos);
void cylinderRemoved(dive *d, int pos);
void cylinderEdited(dive *d, int pos);
void weightsystemsReset(const QVector<dive *> &dives);
void weightAdded(dive *d, int pos);
void weightRemoved(dive *d, int pos);
void weightEdited(dive *d, int pos);
// Trip edited signal
void tripChanged(dive_trip *trip, TripField field);
// Selection changes
void divesSelected(const QVector<dive *> &dives);
// Dive site signals. Add and delete events are sent per dive site and
// provide an index into the global dive site table.
void diveSiteAdded(dive_site *ds, int idx);
void diveSiteDeleted(dive_site *ds, int idx);
void diveSiteDiveCountChanged(dive_site *ds);
void diveSiteChanged(dive_site *ds, int field); // field according to LocationInformationModel
void diveSiteDivesChanged(dive_site *ds); // The dives associated with that site changed
// Filter-related signals
void numShownChanged();
void filterReset();
// Event-related signals. Currently, we're very blunt: only one signal for any changes to the events.
void eventsChanged(dive *d);
// Picture (media) related signals
void pictureOffsetChanged(dive *d, QString filename, offset_t offset);
// This signal is emited every time a command is executed.
// This is used to hide an old multi-dives-edited warning message.
// This is necessary, so that the user can't click on the "undo" button and undo
// an unrelated command.
void commandExecuted();
};
// The DiveListNotifier class has only trivial state.
// We can simply define it as a global object.
extern DiveListNotifier diveListNotifier;
inline DiveField::DiveField(int flags) :
nr((flags & NR) != 0),
datetime((flags & DATETIME) != 0),
depth((flags & DEPTH) != 0),
duration((flags & DURATION) != 0),
air_temp((flags & AIR_TEMP) != 0),
water_temp((flags & WATER_TEMP) != 0),
atm_press((flags & ATM_PRESS) != 0),
divesite((flags & DIVESITE) != 0),
divemaster((flags & DIVEMASTER) != 0),
buddy((flags & BUDDY) != 0),
rating((flags & RATING) != 0),
visibility((flags & VISIBILITY) != 0),
wavesize((flags & WAVESIZE) != 0),
current((flags & CURRENT) != 0),
surge((flags & SURGE) != 0),
chill((flags & CHILL) != 0),
suit((flags & SUIT) != 0),
tags((flags & TAGS) != 0),
mode((flags & MODE) != 0),
notes((flags & NOTES) != 0),
salinity((flags & SALINITY) != 0),
invalid((flags & INVALID) != 0)
{
}
inline TripField::TripField(int flags) :
location((flags & LOCATION) != 0),
notes((flags & NOTES) != 0)
{
}
#endif
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