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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* 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
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef PAGE_LIST_WATCHER_HXX
#define PAGE_LIST_WATCHER_HXX
#include "pres.hxx"
#include <sal/types.h>
#include <vector>
class SdPage;
class SdrModel;
/** Maintain a map of page indices to page objects for faster access that
remains valid during deletions and insertions of pages (#109538#).
*/
class ImpPageListWatcher
{
protected:
// typedefs for a vector of SdPages
typedef ::std::vector< SdPage* > SdPageVector;
const SdrModel& mrModel;
SdPageVector maPageVectorStandard;
SdPageVector maPageVectorNotes;
SdPage* mpHandoutPage;
sal_Bool mbPageListValid;
sal_uInt32 mnVisiblePageCount;
void ImpRecreateSortedPageListOnDemand();
virtual sal_uInt32 ImpGetPageCount() const = 0;
/** Return the page with the given index.
@param nIndex
When given an invalid index then NULL is returned.
*/
virtual SdPage* ImpGetPage (sal_uInt32 nIndex) const = 0;
public:
ImpPageListWatcher(const SdrModel& rModel);
virtual ~ImpPageListWatcher();
void Invalidate() { mbPageListValid = sal_False; }
SdPage* GetSdPage(PageKind ePgKind, sal_uInt32 nPgNum = 0L);
sal_uInt32 GetSdPageCount(PageKind ePgKind);
sal_uInt32 GetVisibleSdPageCount();
};
//////////////////////////////////////////////////////////////////////////////
class ImpDrawPageListWatcher : public ImpPageListWatcher
{
protected:
virtual sal_uInt32 ImpGetPageCount() const;
virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const;
public:
ImpDrawPageListWatcher(const SdrModel& rModel);
virtual ~ImpDrawPageListWatcher();
};
//////////////////////////////////////////////////////////////////////////////
class ImpMasterPageListWatcher : public ImpPageListWatcher
{
protected:
virtual sal_uInt32 ImpGetPageCount() const;
virtual SdPage* ImpGetPage(sal_uInt32 nIndex) const;
public:
ImpMasterPageListWatcher(const SdrModel& rModel);
virtual ~ImpMasterPageListWatcher();
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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