subsurface/qt-models/divelocationmodel.cpp
Berthold Stoeger d6010b5155 Dive locations: factor out common code of models
For increased maintainability, use the same columns, roles and
the same accessor function for both dive-site models.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-09 21:00:44 -07:00

136 lines
3.5 KiB
C++

// SPDX-License-Identifier: GPL-2.0
#include "core/units.h"
#include "qt-models/divelocationmodel.h"
#include "core/qthelper.h"
#include <QDebug>
#include <QLineEdit>
#include <QIcon>
#include <core/gettextfromc.h>
static bool dive_site_less_than(dive_site *a, dive_site *b)
{
return QString(a->name) < QString(b->name);
}
LocationInformationModel *LocationInformationModel::instance()
{
static LocationInformationModel *self = new LocationInformationModel();
return self;
}
LocationInformationModel::LocationInformationModel(QObject *obj) : QAbstractTableModel(obj)
{
}
int LocationInformationModel::columnCount(const QModelIndex&) const
{
return COLUMNS;
}
int LocationInformationModel::rowCount(const QModelIndex&) const
{
return dive_site_table.nr;
}
QVariant LocationInformationModel::getDiveSiteData(const struct dive_site *ds, int column, int role)
{
if (!ds)
return QVariant();
switch(role) {
case Qt::EditRole:
case Qt::DisplayRole :
switch(column) {
case UUID: return ds->uuid;
case NAME: return ds->name;
case LATITUDE: return ds->latitude.udeg;
case LONGITUDE: return ds->longitude.udeg;
case COORDS: return "TODO";
case DESCRIPTION: return ds->description;
case NOTES: return ds->name;
case TAXONOMY_1: return "TODO";
case TAXONOMY_2: return "TODO";
case TAXONOMY_3: return "TODO";
}
break;
case Qt::DecorationRole : {
if (dive_site_has_gps_location(ds))
return QIcon(":geotag-icon");
else
return QVariant();
}
case UUID_ROLE:
return ds->uuid;
}
return QVariant();
}
QVariant LocationInformationModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
struct dive_site *ds = get_dive_site(index.row());
return getDiveSiteData(ds, index.column(), role);
}
void LocationInformationModel::update()
{
beginResetModel();
qSort(dive_site_table.dive_sites, dive_site_table.dive_sites + dive_site_table.nr, dive_site_less_than);
locationNames.clear();
for (int i = 0; i < dive_site_table.nr; i++)
locationNames << QString(dive_site_table.dive_sites[i]->name);
endResetModel();
}
QStringList LocationInformationModel::allSiteNames() const
{
return locationNames;
}
bool LocationInformationModel::removeRows(int row, int, const QModelIndex&)
{
if(row >= rowCount())
return false;
beginRemoveRows(QModelIndex(), row, row);
struct dive_site *ds = get_dive_site(row);
if (ds)
delete_dive_site(ds->uuid);
endRemoveRows();
return true;
}
GeoReferencingOptionsModel *GeoReferencingOptionsModel::instance() {
static GeoReferencingOptionsModel *self = new GeoReferencingOptionsModel();
return self;
}
GeoReferencingOptionsModel::GeoReferencingOptionsModel(QObject *parent) : QStringListModel(parent)
{
QStringList list;
int i;
for (i = 0; i < TC_NR_CATEGORIES; i++)
list << gettextFromC::tr(taxonomy_category_names[i]);
setStringList(list);
}
bool filter_same_gps_cb (QAbstractItemModel *model, int sourceRow, const QModelIndex& parent)
{
int ref_lat = displayed_dive_site.latitude.udeg;
int ref_lon = displayed_dive_site.longitude.udeg;
uint32_t ref_uuid = displayed_dive_site.uuid;
QSortFilterProxyModel *self = (QSortFilterProxyModel*) model;
uint32_t ds_uuid = self->sourceModel()->index(sourceRow, LocationInformationModel::UUID, parent).data().toUInt();
struct dive_site *ds = get_dive_site_by_uuid(ds_uuid);
if (!ds)
return false;
if (ds->latitude.udeg == 0 || ds->longitude.udeg == 0)
return false;
return ds->latitude.udeg == ref_lat && ds->longitude.udeg == ref_lon && ds->uuid != ref_uuid;
}