progressmeterimpl.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kristofer Tingdahl / Bert Bril
 Date:          07-10-1999
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
#include "basicmod.h"
#include "progressmeter.h"
#include "bufstring.h"
#include "threadlock.h"
#include "callback.h"
#include "od_iosfwd.h"
class Task;
 
 
mExpClass(Basic) ProgressRecorder : public ProgressMeter
{
public:
 
                        ProgressRecorder();
                        ~ProgressRecorder();
    void                reset();
 
    void                setFrom(const Task&);
 
    void                setForwardTo(ProgressMeter*);
    virtual void        setStarted();
    virtual void        setFinished();
    virtual void        setName(const char*);
    virtual void        setTotalNr(od_int64);
    virtual void        setNrDone(od_int64);
    virtual void        setMessage(const uiString&);
    void                setMessage(const uiString&,bool printtolog);
    virtual void        setNrDoneText(const uiString&);
    virtual void        operator++();
 
    const char*         name() const;
    virtual od_int64    nrDone() const;
    od_int64            totalNr() const;
    uiString            message() const;
    uiString            nrDoneText() const;
    bool                isStarted() const;
    bool                isFinished() const;
    ProgressMeter*      forwardTo() const;
 
    virtual void        skipProgress(bool);
 
protected:
 
    BufferString        name_;
    od_int64            nrdone_;
    od_int64            totalnr_;
    uiString            message_;
    uiString            nrdonetext_;
    bool                isstarted_;
    bool                isfinished_;
    ProgressMeter*      forwardto_;
 
    Threads::Lock&      lock_;
 
};
 
 
mExpClass(Basic) TextStreamProgressMeter : public ProgressMeter
{
public:
 
                        TextStreamProgressMeter(od_ostream&,
                                        unsigned short rowlen=cDefaultRowLen());
                        ~TextStreamProgressMeter();
 
    static int          cDefaultRowLen() { return 50; }
    static int          cNrCharsPerRow() { return 80; }
 
    void                setName(const char*);
    void                setStarted();
    void                setFinished();
    void                setNrDone(od_int64);
    void                setTotalNr(od_int64 t)
                        {
                            Threads::Locker lock( lock_ );
                            totalnr_ = t;
                        }
 
    void                setMessage(const uiString&);
    void                printMessage(const uiString&);
 
    void                skipProgress( bool yn )         { skipprog_ = yn; }
 
    void                operator++();
    od_int64            nrDone() const                  { return nrdone_; }
 
    void                reset();
 
protected:
 
    void                addProgress(int);
 
    od_ostream&         strm_;
    uiString            message_;
    BufferString        name_;
    unsigned short      rowlen_;
    unsigned char       distcharidx_;
    od_int64            nrdoneperchar_;
    od_int64            nrdone_;
    od_int64            lastannotatednrdone_;
    od_int64            totalnr_;
    int                 oldtime_;
    int                 nrdotsonline_;
    bool                inited_;
    bool                finished_;
    Threads::Lock       lock_;
    bool                skipprog_;
 
    void                annotate(bool);
};