diff options
Diffstat (limited to 'sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx')
-rw-r--r-- | sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx b/sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx new file mode 100644 index 0000000000..ce27cec28d --- /dev/null +++ b/sd/source/ui/slidesorter/view/SlsViewCacheContext.cxx @@ -0,0 +1,117 @@ +/* -*- 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 . + */ + +#include "SlsViewCacheContext.hxx" + +#include <SlideSorter.hxx> +#include <model/SlideSorterModel.hxx> +#include <model/SlsPageDescriptor.hxx> +#include <model/SlsPageEnumerationProvider.hxx> +#include <view/SlideSorterView.hxx> +#include <sdpage.hxx> +#include <Window.hxx> +#include <drawdoc.hxx> +#include <tools/IdleDetection.hxx> +#include <svx/svdpage.hxx> + +namespace sd::slidesorter::view { + +ViewCacheContext::ViewCacheContext (SlideSorter& rSlideSorter) + : mrModel(rSlideSorter.GetModel()), + mrSlideSorter(rSlideSorter) +{ +} + +ViewCacheContext::~ViewCacheContext() +{ +} + +void ViewCacheContext::NotifyPreviewCreation(cache::CacheKey aKey) +{ + const model::SharedPageDescriptor pDescriptor (GetDescriptor(aKey)); + if (pDescriptor) + { + // Force a repaint that will trigger their re-creation. + mrSlideSorter.GetView().RequestRepaint(pDescriptor); + } + else + { + // It is OK when a preview was created for a page that is not + // currently displayed because both normal and master pages are + // kept in the same cache. + } +} + +bool ViewCacheContext::IsIdle() +{ + tools::IdleState nIdleState (tools::IdleDetection::GetIdleState(mrSlideSorter.GetContentWindow())); + return nIdleState == tools::IdleState::Idle; +} + +bool ViewCacheContext::IsVisible (cache::CacheKey aKey) +{ + const model::SharedPageDescriptor pDescriptor (GetDescriptor(aKey)); + return pDescriptor && pDescriptor->HasState(model::PageDescriptor::ST_Visible); +} + +const SdrPage* ViewCacheContext::GetPage (cache::CacheKey aKey) +{ + return aKey; +} + +std::shared_ptr<std::vector<cache::CacheKey> > ViewCacheContext::GetEntryList (bool bVisible) +{ + auto pKeys = std::make_shared<std::vector<cache::CacheKey>>(); + + model::PageEnumeration aPageEnumeration ( + bVisible + ? model::PageEnumerationProvider::CreateVisiblePagesEnumeration(mrModel) + : model::PageEnumerationProvider::CreateAllPagesEnumeration(mrModel)); + + while (aPageEnumeration.HasMoreElements()) + { + model::SharedPageDescriptor pDescriptor (aPageEnumeration.GetNextElement()); + pKeys->push_back(pDescriptor->GetPage()); + } + + return pKeys; +} + +sal_Int32 ViewCacheContext::GetPriority (cache::CacheKey aKey) +{ + return - (aKey->GetPageNum()-1) / 2; +} + +model::SharedPageDescriptor ViewCacheContext::GetDescriptor (cache::CacheKey aKey) +{ + sal_uInt16 nPageIndex ((aKey->GetPageNum() - 1) / 2); + return mrModel.GetPageDescriptor(nPageIndex); +} + +css::uno::Reference<css::uno::XInterface> ViewCacheContext::GetModel() +{ + if (mrModel.GetDocument() == nullptr) + return nullptr; + else + return mrModel.GetDocument()->getUnoModel(); +} + +} // end of namespace ::sd::slidesorter::view + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |