terminalstripmodel.h

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/*
        Copyright 2006-2026 The QElectroTech Team
        This file is part of QElectroTech.
 
        QElectroTech 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 2 of the License, or
        (at your option) any later version.
 
        QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TERMINALSTRIPMODEL_H
#define TERMINALSTRIPMODEL_H
 
#include <QAbstractTableModel>
#include <QObject>
#include <QPointer>
#include <QStyledItemDelegate>
#include <QHash>
#include <QColor>
 
#include "../terminalstrip.h"
#include "modelTerminalData.h"
 
//Code to use QColor as key for QHash
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
inline size_t qHash(const QColor &key, size_t seed = 0) {
        return qHash(key.rgba(), seed);
}
#else
inline uint qHash(const QColor &key, uint seed) {
        return qHash(key.rgba(), seed);
}
#endif
 
//needed to use QPointer<Element> as key of QHash
inline uint qHash(const QPointer<Element> &key, uint seed) {
        if (key)
                return qHash(key->uuid(), seed);
        else
                return qHash(QUuid(), seed);
}
 
class TerminalStrip;
 
class TerminalStripModel : public QAbstractTableModel
{
        public:
                enum Column {
                        Pos = 0,
                        Level = 1,
                        Level0 = 2,
                        Level1 = 3,
                        Level2 = 4,
                        Level3 = 5,
                        Label = 6,
                        Conductor = 7,
                        XRef = 8,
                        Cable = 9,
                        CableWire = 10,
                        Type = 11,
                        Function = 12,
                        Led = 13,
                        Invalid = 99
                };
 
                static int levelForColumn(TerminalStripModel::Column column);
                static TerminalStripModel::Column columnTypeForIndex(const QModelIndex &index);
 
                Q_OBJECT
        public:
                TerminalStripModel(TerminalStrip *terminal_strip, QObject *parent = nullptr);
                void setTerminalStrip(TerminalStrip *terminal_strip);
 
                virtual int rowCount    (const QModelIndex &parent = QModelIndex()) const override;
                virtual int columnCount (const QModelIndex &parent = QModelIndex()) const override;
                virtual QVariant data   (const QModelIndex &index, int role = Qt::DisplayRole) const override;
                virtual bool setData (const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;
                virtual QVariant headerData (int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
                virtual Qt::ItemFlags flags (const QModelIndex &index) const override;
                QVector<modelRealTerminalData> modifiedmodelRealTerminalData() const;
 
                QVector<modelPhysicalTerminalData> modelPhysicalTerminalDataForIndex(QModelIndexList index_list) const;
                QVector<modelRealTerminalData> modelRealTerminalDataForIndex(QModelIndexList index_list) const;
                modelRealTerminalData modelRealTerminalDataForIndex(const QModelIndex &index) const;
 
                void buildBridgePixmap(const QSize &pixmap_size);
 
                void reload();
 
        private:
                void fillPhysicalTerminalData();
                modelRealTerminalData dataAtRow(int row) const;
                void replaceDataAtRow(modelRealTerminalData data, int row);
                modelPhysicalTerminalData physicalDataAtIndex(int index) const;
                modelRealTerminalData realDataAtIndex(int index) const;
                QPixmap bridgePixmapFor(const QModelIndex &index) const;
 
        private:
                QPointer<TerminalStrip> m_terminal_strip;
                QHash<QPointer<Element>, QVector<bool>> m_modified_cell;
                QVector<modelPhysicalTerminalData> m_physical_data;
                struct BridgePixmap
                {
                                QPixmap top_,
                                                middle_,
                                                bottom_,
                                                none_;
                };
 
                QHash<QColor, BridgePixmap> m_bridges_pixmaps;
 
};
 
class TerminalStripModelDelegate : public QStyledItemDelegate
{
        Q_OBJECT
 
        public:
                TerminalStripModelDelegate(QObject *parent = Q_NULLPTR);
 
                QWidget *createEditor(
                                QWidget *parent,
                                const QStyleOptionViewItem &option,
                                const QModelIndex &index) const override;
                void setModelData(
                                QWidget *editor,
                                QAbstractItemModel *model,
                                const QModelIndex &index) const override;
 
                void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
};
 
#endif // TERMINALSTRIPMODEL_H