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// SPDX-License-Identifier: GPL-2.0
#include <QDebug>
#include "maplocationmodel.h"
#include "core/divesite.h"
const char *MapLocation::PROPERTY_NAME_COORDINATE = "coordinate";
const char *MapLocation::PROPERTY_NAME_DIVESITE = "divesite";
const char *MapLocation::PROPERTY_NAME_NAME = "name";
MapLocation::MapLocation() : m_ds(nullptr)
{
}
MapLocation::MapLocation(struct dive_site *ds, QGeoCoordinate coord, QString name) :
m_ds(ds), m_coordinate(coord), m_name(name)
{
}
QVariant MapLocation::getRole(int role) const
{
switch (role) {
case Roles::RoleDivesite:
// To pass the dive site as an opaque object to QML, we convert it to uintptr_t.
// This type is guaranteed to hold a full pointer, therefore false equivalence
// owing to truncation can happen. The more logical type would of course be void *,
// but in tests all QVariant<void *> compared equal. It is unclear whether this is
// a bug in a certain version of QML or QML is inredibly broken by design.
return QVariant::fromValue((uintptr_t)m_ds);
case Roles::RoleCoordinate:
return QVariant::fromValue(m_coordinate);
case Roles::RoleName:
return QVariant::fromValue(m_name);
default:
return QVariant();
}
}
QGeoCoordinate MapLocation::coordinate()
{
return m_coordinate;
}
void MapLocation::setCoordinate(QGeoCoordinate coord)
{
m_coordinate = coord;
emit coordinateChanged();
}
void MapLocation::setCoordinateNoEmit(QGeoCoordinate coord)
{
m_coordinate = coord;
}
struct dive_site *MapLocation::divesite()
{
return m_ds;
}
QVariant MapLocation::divesiteVariant()
{
// See comment on uintptr_t above
return QVariant::fromValue((uintptr_t)m_ds);
}
MapLocationModel::MapLocationModel(QObject *parent) : QAbstractListModel(parent),
m_selectedDs(nullptr)
{
m_roles[MapLocation::Roles::RoleDivesite] = MapLocation::PROPERTY_NAME_DIVESITE;
m_roles[MapLocation::Roles::RoleCoordinate] = MapLocation::PROPERTY_NAME_COORDINATE;
m_roles[MapLocation::Roles::RoleName] = MapLocation::PROPERTY_NAME_NAME;
}
MapLocationModel::~MapLocationModel()
{
clear();
}
QVariant MapLocationModel::data(const QModelIndex & index, int role) const
{
if (index.row() < 0 || index.row() >= m_mapLocations.size())
return QVariant();
return m_mapLocations.at(index.row())->getRole(role);
}
QHash<int, QByteArray> MapLocationModel::roleNames() const
{
return m_roles;
}
int MapLocationModel::rowCount(const QModelIndex&) const
{
return m_mapLocations.size();
}
int MapLocationModel::count()
{
return m_mapLocations.size();
}
MapLocation *MapLocationModel::get(int row)
{
if (row < 0 || row >= m_mapLocations.size())
return NULL;
return m_mapLocations.at(row);
}
void MapLocationModel::add(MapLocation *location)
{
beginInsertRows(QModelIndex(), m_mapLocations.size(), m_mapLocations.size());
m_mapLocations.append(location);
endInsertRows();
}
void MapLocationModel::addList(QVector<MapLocation *> list)
{
if (!list.size())
return;
beginInsertRows(QModelIndex(), m_mapLocations.size(), m_mapLocations.size() + list.size() - 1);
m_mapLocations.append(list);
endInsertRows();
}
void MapLocationModel::clear()
{
if (!m_mapLocations.size())
return;
beginRemoveRows(QModelIndex(), 0, m_mapLocations.size() - 1);
qDeleteAll(m_mapLocations);
m_mapLocations.clear();
endRemoveRows();
}
void MapLocationModel::setSelected(struct dive_site *ds, bool fromClick)
{
m_selectedDs = ds;
emit selectedDsChanged();
if (fromClick)
emit selectedLocationChanged(getMapLocation(m_selectedDs));
}
void MapLocationModel::setSelected(QVariant divesite, QVariant fromClick)
{
// See comment on uintptr_t above
struct dive_site *ds = (struct dive_site *)qvariant_cast<uintptr_t>(divesite);
const bool fromClickBool = qvariant_cast<bool>(fromClick);
setSelected(ds, fromClickBool);
}
QVariant MapLocationModel::selectedDs()
{
// See comment on uintptr_t above
return QVariant::fromValue((uintptr_t)m_selectedDs);
}
MapLocation *MapLocationModel::getMapLocation(const struct dive_site *ds)
{
MapLocation *location;
foreach(location, m_mapLocations) {
if (ds == location->divesite())
return location;
}
return NULL;
}
void MapLocationModel::updateMapLocationCoordinates(const struct dive_site *ds, QGeoCoordinate coord)
{
MapLocation *location;
int row = 0;
foreach(location, m_mapLocations) {
if (ds == location->divesite()) {
location->setCoordinateNoEmit(coord);
emit dataChanged(createIndex(0, row), createIndex(0, row));
return;
}
row++;
}
// should not happen, as this should be called only when editing an existing marker
qWarning() << "MapLocationModel::updateMapLocationCoordinates(): cannot find MapLocation for uuid:" << (ds ? ds->uuid : 0);
}
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