PageListWatcher.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
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 */
 
#pragma once
 
#include <pres.hxx>
#include <sal/types.h>
#include <vector>
 
class SdPage;
class SdrModel;
 
class ImpPageListWatcher
{
protected:
    // typedefs for a vector of SdPages
    typedef ::std::vector< SdPage* > SdPageVector;
 
    const SdrModel&                 mrModel;
 
    SdPageVector                    maPageVectorStandard;
    SdPageVector                    maPageVectorNotes;
    SdPage*                         mpHandoutPage;
 
    bool                        mbPageListValid;
 
    void ImpRecreateSortedPageListOnDemand();
    virtual sal_uInt32 ImpGetPageCount() const = 0;
 
    virtual SdPage* ImpGetPage (sal_uInt32 nIndex) const = 0;
 
public:
    explicit ImpPageListWatcher(const SdrModel& rModel);
    virtual ~ImpPageListWatcher();
 
    void Invalidate() { mbPageListValid = false; }
    SdPage* GetSdPage(PageKind ePgKind, sal_uInt32 nPgNum);
    sal_uInt32 GetSdPageCount(PageKind ePgKind);
    sal_uInt32 GetVisibleSdPageCount() const;
};
 
class ImpDrawPageListWatcher : public ImpPageListWatcher
{
protected:
    virtual sal_uInt32 ImpGetPageCount() const override;
    virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const override;
 
public:
    explicit ImpDrawPageListWatcher(const SdrModel& rModel);
    virtual ~ImpDrawPageListWatcher() override;
};
 
class ImpMasterPageListWatcher : public ImpPageListWatcher
{
protected:
    virtual sal_uInt32 ImpGetPageCount() const override;
    virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const override;
 
public:
    explicit ImpMasterPageListWatcher(const SdrModel& rModel);
    virtual ~ImpMasterPageListWatcher() override;
};
 
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