BackupData.hh

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#pragma once

#include <QString>
#include <OpenFlipper/common/perObjectData.hh>
#include <OpenFlipper/common/UpdateType.hh>
#include <OpenFlipper/common/BaseBackup.hh>
#include <OpenFlipper/common/GlobalDefines.hh>

#define OBJECT_BACKUPS "Object Backups"

class DLLEXPORT BackupData : public PerObjectData
{

  public:
    explicit BackupData(BaseObjectData* _object = 0);
    virtual ~BackupData();

  public:
    void storeBackup(BaseBackup* _backup);

    void undo();
    void redo();

    int undoID();
    int redoID();
    int currentID();
    
    QString undoName();
    QString redoName();

    bool undoAvailable();
    bool redoAvailable();

    bool undoBlocked();
    bool redoBlocked();

    void clear();

    void setLinks(IdList _objectIDs);

    BaseBackup* currentState();

    size_t maxBackups();

    void setMaxBackups(size_t _max);

  protected:
    std::vector< BaseBackup* > undoStates_;
    std::vector< BaseBackup* > redoStates_;
    BaseBackup* currentState_;

    BaseObjectData* object_;

    size_t maxBackups_;
};