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// SPDX-License-Identifier: GPL-2.0
#include "maplocationmodel.h"
#include "divelocationmodel.h"
#include "core/divesite.h"
#include "core/divefilter.h"
#if !defined(SUBSURFACE_MOBILE) && !defined(SUBSURFACE_DOWNLOADER)
#include "qt-models/filtermodels.h"
#include "desktop-widgets/mapwidget.h"
#endif
#define MIN_DISTANCE_BETWEEN_DIVE_SITES_M 50.0
MapLocation::MapLocation(struct dive_site *dsIn, QGeoCoordinate coordIn, QString nameIn, bool selectedIn) :
divesite(dsIn), coordinate(coordIn), name(nameIn), selected(selectedIn)
{
}
// Check whether we are in divesite-edit mode. This doesn't
// exist on mobile. And on desktop we have to access the MapWidget.
// Simplify this!
static bool inEditMode()
{
#if defined(SUBSURFACE_MOBILE) || defined(SUBSURFACE_DOWNLOADER)
return false;
#else
return MapWidget::instance()->editMode();
#endif
}
QVariant MapLocation::getRole(int role) const
{
switch (role) {
case RoleDivesite:
return QVariant::fromValue(divesite);
case RoleCoordinate:
return QVariant::fromValue(coordinate);
case RoleName:
return QVariant::fromValue(name);
case RolePixmap:
return selected ? QString("qrc:///dive-location-marker-selected-icon") :
inEditMode() ? QString("qrc:///dive-location-marker-inactive-icon") :
QString("qrc:///dive-location-marker-icon");
case RoleZ:
return selected ? 1 : 0;
case RoleIsSelected:
return QVariant::fromValue(selected);
default:
return QVariant();
}
}
MapLocationModel::MapLocationModel(QObject *parent) : QAbstractListModel(parent)
{
connect(&diveListNotifier, &DiveListNotifier::diveSiteChanged, this, &MapLocationModel::diveSiteChanged);
}
MapLocationModel::~MapLocationModel()
{
qDeleteAll(m_mapLocations);
}
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
{
QHash<int, QByteArray> roles;
roles[MapLocation::RoleDivesite] = "divesite";
roles[MapLocation::RoleCoordinate] = "coordinate";
roles[MapLocation::RoleName] = "name";
roles[MapLocation::RolePixmap] = "pixmap";
roles[MapLocation::RoleZ] = "z";
roles[MapLocation::RoleIsSelected] = "isSelected";
return roles;
}
int MapLocationModel::rowCount(const QModelIndex&) const
{
return m_mapLocations.size();
}
void MapLocationModel::add(MapLocation *location)
{
beginInsertRows(QModelIndex(), m_mapLocations.size(), m_mapLocations.size());
m_mapLocations.append(location);
endInsertRows();
}
const QVector<dive_site *> &MapLocationModel::selectedDs() const
{
return m_selectedDs;
}
static bool hasVisibleDive(const dive_site *ds)
{
return std::any_of(&ds->dives.dives[0], &ds->dives.dives[ds->dives.nr],
[] (const dive *d) { return !d->hidden_by_filter; });
}
static bool hasSelectedDive(const dive_site *ds)
{
return std::any_of(&ds->dives.dives[0], &ds->dives.dives[ds->dives.nr],
[] (const dive *d) { return d->selected; });
}
void MapLocationModel::selectionChanged()
{
if (m_mapLocations.isEmpty())
return;
for(MapLocation *m: m_mapLocations)
m->selected = m_selectedDs.contains(m->divesite);
emit dataChanged(createIndex(0, 0), createIndex(m_mapLocations.size() - 1, 0));
}
void MapLocationModel::reload(QObject *map)
{
beginResetModel();
qDeleteAll(m_mapLocations);
m_mapLocations.clear();
m_selectedDs.clear();
QMap<QString, MapLocation *> locationNameMap;
#if defined(SUBSURFACE_MOBILE) || defined(SUBSURFACE_DOWNLOADER)
bool diveSiteMode = false;
#else
// In dive site mode (that is when either editing a dive site or on
// the dive site tab), we want to show all dive sites, not only those
// of the non-hidden dives. Moreover, the selected dive sites are those
// that we filter for.
bool diveSiteMode = DiveFilter::instance()->diveSiteMode();
if (diveSiteMode)
m_selectedDs = DiveFilter::instance()->filteredDiveSites();
#endif
for (int i = 0; i < dive_site_table.nr; ++i) {
struct dive_site *ds = dive_site_table.dive_sites[i];
QGeoCoordinate dsCoord;
// Don't show dive sites of hidden dives, unless we're in dive site edit mode.
if (!diveSiteMode && !hasVisibleDive(ds))
continue;
if (!dive_site_has_gps_location(ds)) {
// Dive sites that do not have a gps location are not shown in normal mode.
// In dive-edit mode, selected sites are placed at the center of the map,
// so that the user can drag them somewhere without having to enter coordinates.
if (!diveSiteMode || !m_selectedDs.contains(ds) || !map)
continue;
dsCoord = map->property("center").value<QGeoCoordinate>();
} else {
qreal latitude = ds->location.lat.udeg * 0.000001;
qreal longitude = ds->location.lon.udeg * 0.000001;
dsCoord = QGeoCoordinate(latitude, longitude);
}
if (!diveSiteMode && hasSelectedDive(ds) && !m_selectedDs.contains(ds))
m_selectedDs.append(ds);
QString name(ds->name);
if (!diveSiteMode) {
// don't add dive locations with the same name, unless they are
// at least MIN_DISTANCE_BETWEEN_DIVE_SITES_M apart
if (locationNameMap.contains(name)) {
MapLocation *existingLocation = locationNameMap[name];
QGeoCoordinate coord = existingLocation->coordinate;
if (dsCoord.distanceTo(coord) < MIN_DISTANCE_BETWEEN_DIVE_SITES_M)
continue;
}
}
bool selected = m_selectedDs.contains(ds);
MapLocation *location = new MapLocation(ds, dsCoord, name, selected);
m_mapLocations.append(location);
if (!diveSiteMode)
locationNameMap[name] = location;
}
endResetModel();
}
void MapLocationModel::setSelected(struct dive_site *ds)
{
m_selectedDs.clear();
if (ds)
m_selectedDs.append(ds);
}
void MapLocationModel::setSelected(const QVector<dive_site *> &divesites)
{
m_selectedDs = divesites;
}
MapLocation *MapLocationModel::getMapLocation(const struct dive_site *ds)
{
MapLocation *location;
foreach(location, m_mapLocations) {
if (ds == location->divesite)
return location;
}
return NULL;
}
void MapLocationModel::diveSiteChanged(struct dive_site *ds, int field)
{
// Find dive site
int row;
for (row = 0; row < m_mapLocations.size(); ++row) {
if (m_mapLocations[row]->divesite == ds)
break;
}
if (row == m_mapLocations.size())
return;
switch (field) {
case LocationInformationModel::LOCATION:
if (has_location(&ds->location)) {
const qreal latitude_r = ds->location.lat.udeg * 0.000001;
const qreal longitude_r = ds->location.lon.udeg * 0.000001;
QGeoCoordinate coord(latitude_r, longitude_r);
m_mapLocations[row]->coordinate = coord;
}
break;
case LocationInformationModel::NAME:
m_mapLocations[row]->name = ds->name;
break;
default:
break;
}
emit dataChanged(createIndex(row, 0), createIndex(row, 0));
}
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