CMaskContainer.h

// SPDX-License-Identifier: LGPL-2.1-or-later OR GPL-2.0-or-later OR GPL-3.0-or-later OR LicenseRef-ImtCore-Commercial
#pragma once
 
 
// Qt includes
#include <QtCore/QList>
#include <QtCore/QPair>
 
// ImtCore includes
#include <imtmdbx/imtmdbx.h>
#include <imtmdbx/IMaskContainer.h>
 
 
namespace imtmdbx
{
 
 
class CMaskContainer:
                     virtual public IMask,
                     virtual public IMaskContainer
{
public:
       enum OperationType
       {
              OT_OR,
              OT_AND
       };
 
       CMaskContainer(OperationType operationType);
 
       // reimplemented (imtmdbx::IMask)
       virtual bool GetUnit(quint64 position) override;
       virtual bool SetUnit(quint64 position, bool unit) override;
 
       virtual bool GetItem(quint64 offset, quint64& item) override;
       virtual bool SetItem(quint64 offset, quint64 item) override;
 
       virtual bool GetNearestOffset(quint64& offset, quint64 startOffset = 0) override;
       virtual bool GetNextItemOffset(quint64& offset, quint64 startOffset = -1) override;
       virtual bool GetPreviosItemOffset(quint64& offset, quint64 startOffset = 0xffffffffffffff) override;
 
       // reimplemented (imtmdbx::IMaskContainer)
       virtual void AddMask(IMask* mask, bool isInversion = false) override;
       virtual void Clear() override;
       virtual bool RemoveLastMask(bool isInversion = false) override;
       virtual bool RemoveMask(int index, int n = 1, bool isInversion = false) override;
       virtual int GetMaskCount(bool isInversion = false) override;
       virtual void SetDocumentTable(IDocumentTable* documentTable) override;
       virtual quint64 GetUnitCount() override;
       virtual QList<quint64> GetUnitPositions(quint64 offset = 0, quint64 limit = -1) override;
       virtual QList<QByteArray> GetDocuments(quint64 offset = 0, quint64 limit = -1) override;
 
       void Erase();
       bool isEmpty();
       bool GetActiveItem(quint64& activeOffset, quint64& activeItem, bool isStart);
 
protected:
       QList<QPair<IMask*/*maskPtr*/,quint64/*nextOffset*/>> m_maskList;
       QList<QPair<IMask*/*maskPtr*/,quint64/*nextOffset*/>> m_maskListInv;
       OperationType m_operationType;
       IDocumentTable* m_documentTable;
};
 
 
}//namespace imtmdbx