seispreload.h

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#ifndef seispreload_h
#define seispreload_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          Feb 2009
 RCS:           $Id$
________________________________________________________________________


-*/

#include "seismod.h"
#include "bufstringset.h"
#include "datachar.h"
#include "datapackbase.h"
#include "multiid.h"
#include "ranges.h"
#include "task.h"

class IOObj;
class Scaler;
class TrcKeyZSampling;

namespace Seis
{

mExpClass(Seis) PreLoader
{ mODTextTranslationClass(PreLoader)
public:
                        PreLoader(const MultiID&,Pos::GeomID =-1,
                                  TaskRunner* =0);

    const MultiID&      id() const                      { return mid_; }
    Pos::GeomID         geomID() const                  { return geomid_; }
    void                setTaskRunner( TaskRunner& t )  { tr_ = &t; }

    IOObj*              getIOObj() const;
    Interval<int>       inlRange() const;
    void                getLineNames(BufferStringSet&) const;

    bool                load(const TrcKeyZSampling&,
                                DataCharacteristics::UserType=
                                        DataCharacteristics::Auto,
                                Scaler* =0) const;
    bool                load(const TypeSet<TrcKeyZSampling>&,
                             const TypeSet<Pos::GeomID>&,
                                DataCharacteristics::UserType=
                                        DataCharacteristics::Auto,
                                Scaler* =0) const;
    bool                loadPS3D(const Interval<int>* inlrg=0) const;
    bool                loadPS2D(const char* lnm=0) const;      
    bool                loadPS2D(const BufferStringSet&) const;

    void                unLoad() const;
    uiString            errMsg() const                  { return errmsg_; }

    static void         load(const IOPar&,TaskRunner* tr=0);
    static void         loadObj(const IOPar&,TaskRunner* tr=0);
    void                fillPar(IOPar&) const;

    static const char*  sKeyLines();
    static const char*  sKeyUserType();

protected:

    MultiID             mid_;
    Pos::GeomID         geomid_;
    TaskRunner*         tr_;
    TaskRunner          deftr_;
    mutable uiString    errmsg_;

    TaskRunner&         getTr() const
                        { return *((TaskRunner*)(tr_ ? tr_ : &deftr_)); }
};


mExpClass(Seis) PreLoadDataEntry
{
public:
                        PreLoadDataEntry(const MultiID&,Pos::GeomID,int dpid);

    bool                equals(const MultiID&,Pos::GeomID) const;

    MultiID             mid_;
    Pos::GeomID         geomid_;
    int                 dpid_;
    bool                is2d_;
    BufferString        name_;
};


mExpClass(Seis) PreLoadDataManager : public CallBacker
{
public:
    void                add(const MultiID&,DataPack*);
    void                add(const MultiID&,Pos::GeomID,DataPack*);
    void                remove(const MultiID&,Pos::GeomID =-1);
    void                remove(int dpid);
    void                removeAll();

    DataPack*           get(const MultiID&,Pos::GeomID =-1);
    DataPack*           get(int dpid);
    const DataPack*     get(const MultiID&,Pos::GeomID =-1) const;
    const DataPack*     get(int dpid) const;
    void                getInfo(const MultiID&,Pos::GeomID,
                                BufferString&) const;

    void                getIDs(TypeSet<MultiID>&) const;
    bool                isPresent(const MultiID&,Pos::GeomID =-1) const;

    const ObjectSet<PreLoadDataEntry>& getEntries() const;

    Notifier<PreLoadDataManager>        changed;

protected:

    DataPackMgr&        dpmgr_;
    ManagedObjectSet<PreLoadDataEntry> entries_;

public:
                        PreLoadDataManager();
                        ~PreLoadDataManager();
};

mGlobal(Seis) PreLoadDataManager& PLDM();

} // namespace Seis

#endif