File: tracktablemodel.cpp

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boats 202008-1
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//
// C++ Implementation: tracktablemodel
//
// Description:
//
//
// Author: Thibaut GRIDEL <tgridel@free.fr>
//
// Copyright (c) 2008-2015 Thibaut GRIDEL
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
//
#include <iostream>

#include "tracktablemodel.h"

#include "commontypes.h"
#include "boats.h"
#include "situationmodel.h"
#include "trackmodel.h"
#include "boatsengine.h"

extern int debugLevel;

TrackTableModel::TrackTableModel(SituationModel *situation, QObject *parent)
        : QAbstractTableModel(parent),
        m_situation(situation) {
    if (debugLevel & 1 << MODEL) std::cout << "new tracktable " << this << std::endl;
}

TrackTableModel::~TrackTableModel() {
    if (debugLevel & 1 << MODEL) std::cout << "end tracktable " << this << std::endl;
}

void TrackTableModel::setSituation(SituationModel *situation)  {
    if (m_situation != situation) {
        beginResetModel();
        m_situation = situation;
        endResetModel();
    }
}

QVariant TrackTableModel::data(const QModelIndex &index, int role) const {
    if (!index.isValid())
        return QVariant();

    if (index.row() >= m_situation->size() || index.row() < 0)
        return QVariant();

    if (role == Qt::DisplayRole) {
        switch (index.column()) {
            case TRACK_COLOR:
                return m_situation->tracks()[index.row()]->color();
                break;
            case TRACK_SERIES:
                return m_situation->tracks()[index.row()]->series();
                break;
            default:
                return QVariant();
                break;
        }
    }
    else if (role == Qt::CheckStateRole) {
        switch (index.column()) {
            case TRACK_PATH:
                if (m_situation->tracks()[index.row()]->showPath()) {
                    return Qt::Checked;
                }
                return Qt::Unchecked;
                break;
            case TRACK_FOLLOW:
                if (m_situation->tracks()[index.row()]->followTrack()) {
                    return Qt::Checked;
                }
                return Qt::Unchecked;
                break;
            default:
                return QVariant();
                break;
        }
    }
    return QVariant();
}

QVariant TrackTableModel::headerData(int section, Qt::Orientation orientation, int role) const {
    if (role != Qt::DisplayRole)
        return QVariant();

    if (orientation == Qt::Horizontal) {
        switch (section) {
            case TRACK_COLOR:
                return tr("Color");

            case TRACK_PATH:
                return tr("Path");

            case TRACK_SERIES:
                return tr("Series");

            case TRACK_FOLLOW:
                return tr("Follow");

            default:
                return QVariant();
        }
    }
    return QVariant();
}

Qt::ItemFlags TrackTableModel::flags(const QModelIndex &index) const {
    Q_UNUSED(index);
    return Qt::ItemIsEnabled|Qt::ItemIsEditable|Qt::ItemIsUserCheckable;
}

bool TrackTableModel::setData(const QModelIndex &index, const QVariant &value, int role) {
    Q_UNUSED(role);
    if (!index.isValid())
        return false;

    if (index.row() >= m_situation->size() || index.row() < 0)
        return false;

    switch (index.column()) {
        case TRACK_COLOR:
            if (value.canConvert<QColor>()) {
                QColor newValue = value.value<QColor>();
                TrackModel *track = m_situation->tracks()[index.row()];
                if (newValue != track->color()) {
                    m_situation->clearSelectedModels();
                    m_situation->addSelectedBoat(track->boats().first());
                    m_situation->setColor(newValue);
                }
                return true;
            }
            break;
        case TRACK_PATH:
            if (value.isValid()) {
                bool newValue = (static_cast<Qt::CheckState>(value.toInt()) == Qt::Checked);
                TrackModel *track = m_situation->tracks()[index.row()];
                if (newValue != track->showPath()) {
                    m_situation->clearSelectedModels();
                    m_situation->addSelectedBoat(track->boats().first());
                    m_situation->setShowPath();
                    }
                    return true;
            }
            break;
        case TRACK_SERIES:
            if (value.canConvert<int>()) {
                int newValue = value.value<int>();
                if (newValue >= 0 && newValue < m_situation->engine()->seriesList().size()) {
                    int seriesValue = newValue;
                    TrackModel *track = m_situation->tracks()[index.row()];
                    if (seriesValue != track->series()) {
                        m_situation->clearSelectedModels();
                        m_situation->addSelectedBoat(track->boats().first());
                        m_situation->setSeries(seriesValue);
                    }
                    return true;
                }
            }
            break;
        case TRACK_FOLLOW:
            if (value.isValid()) {
                bool newValue = (static_cast<Qt::CheckState>(value.toInt()) == Qt::Checked);
                TrackModel *track = m_situation->tracks()[index.row()];
                if (newValue != track->followTrack()) {
                    m_situation->clearSelectedModels();
                    m_situation->addSelectedBoat(track->boats().first());
                    m_situation->setFollowTrack();
                }
                return true;
            }
            break;
        default:
            return false;
            break;
    }
    return false;
}

void TrackTableModel::addTrack(TrackModel *track) {
    int order = track->order();
    connect(track, SIGNAL(colorChanged(QColor)),
            this, SLOT(updateTrack()));
    connect(track, SIGNAL(seriesChanged(int)),
            this, SLOT(updateTrack()));
    connect(track, SIGNAL(showPathChanged(bool)),
            this, SLOT(updateTrack()));
    connect(track, SIGNAL(followTrackChanged(bool)),
            this, SLOT(updateTrack()));
    beginInsertRows(QModelIndex(), order, order);
    endInsertRows();
}

void TrackTableModel::updateTrack() {
    TrackModel *track = (TrackModel*) sender();
    int order = track->order();
    for (int i = TRACK_COLOR; i <= TRACK_FOLLOW; i++) {
        QModelIndex ind = index(i, order);
        emit dataChanged(ind, ind);
    }
}

void TrackTableModel::deleteTrack(TrackModel *track) {
    int order = track->order();
    disconnect(track,0,this,0);
    beginRemoveRows(QModelIndex(), order, order);
    endRemoveRows();
}