apps/opencs/model/world/regionmap.hpp

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#ifndef CSM_WOLRD_REGIONMAP_H
#define CSM_WOLRD_REGIONMAP_H

#include <map>
#include <string>
#include <vector>

#include <QAbstractTableModel>

#include "record.hpp"
#include "cell.hpp"

namespace CSMWorld
{
    class Data;

    class RegionMap : public QAbstractTableModel
    {
            Q_OBJECT

        public:

            typedef std::pair<int, int> CellIndex;

        private:

            struct CellDescription
            {
                bool mDeleted;
                std::string mRegion;
                std::string mName;

                CellDescription();

                CellDescription (const Record<Cell>& cell);
            };

            Data& mData;
            std::map<CellIndex, CellDescription> mMap;
            CellIndex mMin; 
            CellIndex mMax; 
            std::map<std::string, unsigned int> mColours; 

            CellIndex getIndex (const QModelIndex& index) const;

            QModelIndex getIndex (const CellIndex& index) const;

            void buildRegions();

            void buildMap();

            void addCell (const CellIndex& index, const CellDescription& description);
            // performed)

            void addCells (int start, int end);

            void removeCell (const CellIndex& index);

            void addRegion (const std::string& region, unsigned int colour);

            void removeRegion (const std::string& region);

            void updateRegions (const std::vector<std::string>& regions);

            void updateSize();

            std::pair<CellIndex, CellIndex> getSize() const;

        public:

            RegionMap (Data& data);

            virtual int rowCount (const QModelIndex& parent = QModelIndex()) const;

            virtual int columnCount (const QModelIndex& parent = QModelIndex()) const;

            virtual QVariant data (const QModelIndex& index, int role = Qt::DisplayRole) const;

            virtual Qt::ItemFlags flags (const QModelIndex& index) const;

        private slots:

            void regionsAboutToBeRemoved (const QModelIndex& parent, int start, int end);

            void regionsInserted (const QModelIndex& parent, int start, int end);

            void regionsChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);

            void cellsAboutToBeRemoved (const QModelIndex& parent, int start, int end);

            void cellsInserted (const QModelIndex& parent, int start, int end);

            void cellsChanged (const QModelIndex& topLeft, const QModelIndex& bottomRight);
    };
}

#endif