Command.h

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// -*- c-basic-offset: 4 -*-
#ifndef _COMMAND_H
#define _COMMAND_H

#include <string>
#include <hugin_shared.h>
#include <panodata/Panorama.h>

namespace PanoCommand
{

class WXIMPEX PanoCommand
{
    public:
        explicit PanoCommand(HuginBase::Panorama& pano)
            : m_pano(pano), m_memento(NULL), m_redoMemento(NULL), m_clearDirty(false), m_successful(false)
        {};
        PanoCommand(HuginBase::Panorama& pano, const std::string& commandName)
            : m_pano(pano), m_memento(NULL), m_redoMemento(NULL), m_clearDirty(false), m_successful(false)
        {};

        virtual ~PanoCommand();

        virtual void execute();
        
        virtual void undo();
        
        virtual void redo();
        virtual std::string getName() const;
        virtual void setName(const std::string& newName);
        virtual bool wasSuccessful() const;
        virtual bool processPanorama(HuginBase::Panorama& pano);

    protected:
        virtual void setSuccessful(bool success = true);
        
        virtual void saveMemento();
        virtual void saveRedoMemento();

        HuginBase::Panorama& m_pano;
        HuginBase::PanoramaDataMemento* m_memento;
        HuginBase::PanoramaDataMemento* m_redoMemento;

            // if true, the dirty tag is cleared, otherwise it is keep
        bool m_clearDirty;
    private:
        bool m_successful;
        std::string m_name;
};

} //namespace

#endif // _H