SlsPageEnumerationProvider.cxx

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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
 *   contributor license agreements. See the NOTICE file distributed
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 *   License, Version 2.0 (the "License"); you may not use this file
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#include <model/SlsPageEnumerationProvider.hxx>
#include <model/SlsPageEnumeration.hxx>
#include <model/SlsPageDescriptor.hxx>
 
namespace sd::slidesorter::model {
 
namespace {
 
class AllPagesPredicate
{
public:
    bool operator() (const SharedPageDescriptor&) const
    {
        return true;
    }
};
 
class SelectedPagesPredicate
{
public:
    bool operator() (const SharedPageDescriptor& rpDescriptor)
    {
        return rpDescriptor->HasState(PageDescriptor::ST_Selected);
    }
};
 
class VisiblePagesPredicate
{
public:
    bool operator() (const SharedPageDescriptor& rpDescriptor)
    {
        return rpDescriptor->HasState(PageDescriptor::ST_Visible);
    }
};
 
}
 
PageEnumeration PageEnumerationProvider::CreateAllPagesEnumeration (
    const SlideSorterModel& rModel)
{
    return PageEnumeration::Create(rModel, AllPagesPredicate());
}
 
PageEnumeration PageEnumerationProvider::CreateSelectedPagesEnumeration (
    const SlideSorterModel& rModel)
{
    return PageEnumeration::Create(
        rModel,
        SelectedPagesPredicate());
}
 
PageEnumeration PageEnumerationProvider::CreateVisiblePagesEnumeration (
    const SlideSorterModel& rModel)
{
    return PageEnumeration::Create(
        rModel,
        VisiblePagesPredicate());
}
 
} // end of namespace ::sd::slidesorter::model
 
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