// $Revision: 1.3 $
// Copyright (c) 1995 Taligent, Inc.  All rights reserved.

#ifndef TaligentSamples_SAMPLEPAGENUMBERCOMPOSITOR
#define TaligentSamples_SAMPLEPAGENUMBERCOMPOSITOR

#ifndef Taligent_PRINT
#include <Taligent/Print.h>
#endif

class TSamplePageNumberCompositor : public TPrintPageIterator, private TPage {
public:
    typedef enum {
        kTopLeft, kTopCenter, kTopRight, kBottomLeft, kBottomCenter, kBottomRight
    } ENumberLocation;
    
    TSamplePageNumberCompositor(TPageIterator* sourceAlias, ENumberLocation);
    virtual ~TSamplePageNumberCompositor();

    virtual unsigned long     Count() const;
    virtual TPage*            Seek(unsigned long);
    virtual TPage*            Current() const;

private:
    // TPage overrides.
    virtual unsigned long     GetPageNumber() const;
    virtual TPageDescription* GetPageDescription() const;
    virtual void              Draw(TGrafPort&) const;

    TSamplePageNumberCompositor();
    TSamplePageNumberCompositor(const TSamplePageNumberCompositor&);
    TSamplePageNumberCompositor& operator=(const TSamplePageNumberCompositor&);

    TPageIterator*            fSourcePages;  // not owned
    ENumberLocation           fNumberLocation;

    MCollectibleDeclarationsMacro(TSamplePageNumberCompositor);
    
    enum { kOriginalVersion };
};

#endif // TaligentSamples_SAMPLEPAGENUMBERCOMPOSITOR