342 lines
11 KiB
C++
342 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <memory>
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#include "MasterPageDescriptor.hxx"
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#include "MasterPageContainerProviders.hxx"
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#include "DocumentHelper.hxx"
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#include <PreviewRenderer.hxx>
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#include <sdpage.hxx>
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#include <tools/urlobj.hxx>
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#include <sal/log.hxx>
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#include <utility>
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namespace sd::sidebar {
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//===== MasterPageDescriptor ==================================================
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MasterPageDescriptor::MasterPageDescriptor (
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MasterPageContainer::Origin eOrigin,
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const sal_Int32 nTemplateIndex,
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std::u16string_view rsURL,
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OUString sPageName,
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OUString sStyleName,
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const bool bIsPrecious,
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std::shared_ptr<PageObjectProvider> pPageObjectProvider,
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std::shared_ptr<PreviewProvider> pPreviewProvider)
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: maToken(MasterPageContainer::NIL_TOKEN),
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meOrigin(eOrigin),
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msURL(INetURLObject(rsURL).GetMainURL(INetURLObject::DecodeMechanism::Unambiguous)),
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msPageName(std::move(sPageName)),
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msStyleName(std::move(sStyleName)),
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mbIsPrecious(bIsPrecious),
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mpMasterPage(nullptr),
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mpSlide(nullptr),
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mpPreviewProvider(std::move(pPreviewProvider)),
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mpPageObjectProvider(std::move(pPageObjectProvider)),
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mnTemplateIndex(nTemplateIndex),
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meURLClassification(URLCLASS_UNDETERMINED),
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mnUseCount(0)
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{
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}
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void MasterPageDescriptor::SetToken (MasterPageContainer::Token aToken)
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{
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maToken = aToken;
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}
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const Image& MasterPageDescriptor::GetPreview (MasterPageContainer::PreviewSize eSize) const
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{
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if (eSize == MasterPageContainer::SMALL)
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return maSmallPreview;
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else
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return maLargePreview;
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}
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::std::unique_ptr<std::vector<MasterPageContainerChangeEvent::EventType> >
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MasterPageDescriptor::Update (
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const MasterPageDescriptor& rDescriptor)
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{
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bool bDataChanged (false);
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bool bIndexChanged (false);
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bool bPreviewChanged (false);
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if (meOrigin==MasterPageContainer::UNKNOWN
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&& rDescriptor.meOrigin!=MasterPageContainer::UNKNOWN)
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{
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meOrigin = rDescriptor.meOrigin;
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bIndexChanged = true;
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}
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if (msURL.isEmpty() && !rDescriptor.msURL.isEmpty())
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{
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msURL = rDescriptor.msURL;
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bDataChanged = true;
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}
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if (msPageName.isEmpty() && !rDescriptor.msPageName.isEmpty())
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{
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msPageName = rDescriptor.msPageName;
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bDataChanged = true;
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}
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if (msStyleName.isEmpty() && !rDescriptor.msStyleName.isEmpty())
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{
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msStyleName = rDescriptor.msStyleName;
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bDataChanged = true;
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}
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if (mpPageObjectProvider == nullptr && rDescriptor.mpPageObjectProvider != nullptr)
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{
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mpPageObjectProvider = rDescriptor.mpPageObjectProvider;
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bDataChanged = true;
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}
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if (mpPreviewProvider == nullptr && rDescriptor.mpPreviewProvider != nullptr)
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{
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mpPreviewProvider = rDescriptor.mpPreviewProvider;
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bPreviewChanged = true;
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}
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if (mnTemplateIndex<0 && rDescriptor.mnTemplateIndex>=0)
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{
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mnTemplateIndex = rDescriptor.mnTemplateIndex;
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bIndexChanged = true;
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}
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// Prepare the list of event types that will be returned.
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::std::unique_ptr<std::vector<MasterPageContainerChangeEvent::EventType> > pResult;
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if (bDataChanged || bIndexChanged || bPreviewChanged)
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{
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pResult.reset(new std::vector<MasterPageContainerChangeEvent::EventType>);
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if (bDataChanged)
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pResult->push_back(MasterPageContainerChangeEvent::EventType::DATA_CHANGED);
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if (bIndexChanged)
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pResult->push_back(MasterPageContainerChangeEvent::EventType::INDEX_CHANGED);
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if (bPreviewChanged)
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pResult->push_back(MasterPageContainerChangeEvent::EventType::PREVIEW_CHANGED);
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}
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return pResult;
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}
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int MasterPageDescriptor::UpdatePageObject (
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sal_Int32 nCostThreshold,
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SdDrawDocument* pDocument)
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{
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int nModified = 0;
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// Update the page object when that is not yet known.
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if (mpMasterPage == nullptr && mpPageObjectProvider != nullptr
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&& (nCostThreshold < 0 || mpPageObjectProvider->GetCostIndex() <= nCostThreshold))
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{
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// Note that pDocument may be NULL.
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SdPage* pPage = (*mpPageObjectProvider)(pDocument);
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if (meOrigin == MasterPageContainer::MASTERPAGE)
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{
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mpMasterPage = pPage;
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if (mpMasterPage != nullptr)
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mpMasterPage->SetPrecious(mbIsPrecious);
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}
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else
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{
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// Master pages from templates are copied into the local document.
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if (pDocument != nullptr)
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mpMasterPage = DocumentHelper::CopyMasterPageToLocalDocument(*pDocument,pPage);
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mpSlide = DocumentHelper::GetSlideForMasterPage(mpMasterPage);
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}
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if (mpMasterPage != nullptr)
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{
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// Update page name and style name.
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if (msPageName.isEmpty())
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msPageName = mpMasterPage->GetName();
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msStyleName = mpMasterPage->GetName();
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// Delete an existing substitution. The next request for a preview
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// will create the real one.
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maSmallPreview = Image();
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maLargePreview = Image();
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mpPreviewProvider = std::make_shared<PagePreviewProvider>();
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}
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else
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{
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SAL_WARN( "sd", "UpdatePageObject: master page is NULL");
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return -1;
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}
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nModified = 1;
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}
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return nModified;
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}
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bool MasterPageDescriptor::UpdatePreview (
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sal_Int32 nCostThreshold,
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const Size& rSmallSize,
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const Size& rLargeSize,
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::sd::PreviewRenderer& rRenderer)
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{
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bool bModified (false);
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// Update the preview when that is not yet known.
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if (maLargePreview.GetSizePixel().Width() == 0 && mpPreviewProvider != nullptr
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&& (nCostThreshold < 0 || mpPreviewProvider->GetCostIndex() <= nCostThreshold))
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{
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SdPage* pPage = mpSlide;
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if (pPage == nullptr)
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{
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pPage = mpMasterPage;
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}
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//TODO: Notify LOOL of preview updates.
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maLargePreview = (*mpPreviewProvider)(
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rLargeSize.Width(),
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pPage,
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rRenderer);
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if (maLargePreview.GetSizePixel().Width() > 0)
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{
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// Create the small preview by scaling the large one down.
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maSmallPreview = rRenderer.ScaleBitmap(
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maLargePreview.GetBitmapEx(),
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rSmallSize.Width());
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// The large preview may not have the desired width. Scale it
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// accordingly.
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if (maLargePreview.GetSizePixel().Width() != rLargeSize.Width())
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maLargePreview = rRenderer.ScaleBitmap(
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maLargePreview.GetBitmapEx(),
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rLargeSize.Width());
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bModified = true;
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}
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}
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return bModified;
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}
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MasterPageDescriptor::URLClassification MasterPageDescriptor::GetURLClassification()
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{
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if (meURLClassification == URLCLASS_UNDETERMINED)
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{
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if (msURL.isEmpty())
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meURLClassification = URLCLASS_UNKNOWN;
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else if (msURL.indexOf("presnt")>=0)
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{
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meURLClassification = URLCLASS_PRESENTATION;
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}
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else if (msURL.indexOf("layout")>=0)
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{
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meURLClassification = URLCLASS_LAYOUT;
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}
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else if (msURL.indexOf("educate")>=0)
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{
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meURLClassification = URLCLASS_OTHER;
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}
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else
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{
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meURLClassification = URLCLASS_USER;
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}
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}
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return meURLClassification;
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}
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//===== URLComparator =========================================================
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MasterPageDescriptor::URLComparator::URLComparator (OUString sURL)
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: msURL(std::move(sURL))
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{
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}
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bool MasterPageDescriptor::URLComparator::operator() (
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const SharedMasterPageDescriptor& rDescriptor)
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{
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if (!rDescriptor)
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return false;
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else
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return rDescriptor->msURL == msURL;
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}
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// ===== StyleNameComparator ==================================================
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MasterPageDescriptor::StyleNameComparator::StyleNameComparator (OUString sStyleName)
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: msStyleName(std::move(sStyleName))
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{
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}
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bool MasterPageDescriptor::StyleNameComparator::operator() (
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const SharedMasterPageDescriptor& rDescriptor)
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{
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if (!rDescriptor)
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return false;
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else
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return rDescriptor->msStyleName == msStyleName;
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}
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//===== PageObjectComparator ==================================================
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MasterPageDescriptor::PageObjectComparator::PageObjectComparator (const SdPage* pPageObject)
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: mpMasterPage(pPageObject)
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{
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}
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bool MasterPageDescriptor::PageObjectComparator::operator() (
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const SharedMasterPageDescriptor& rDescriptor)
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{
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if (!rDescriptor)
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return false;
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else
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return rDescriptor->mpMasterPage==mpMasterPage;
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}
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//===== AllComparator =========================================================
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MasterPageDescriptor::AllComparator::AllComparator(SharedMasterPageDescriptor aDescriptor)
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: mpDescriptor(std::move(aDescriptor))
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{
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}
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bool MasterPageDescriptor::AllComparator::operator() (const SharedMasterPageDescriptor&rDescriptor)
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{
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if (!rDescriptor)
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return false;
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else
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{
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// Take URL, page name, style name, and page object into account
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// when comparing two descriptors. When two descriptors are
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// identical in any of these values then there are thought of as
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// equivalent. Only the Origin has to be the same in both
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// descriptors.
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return mpDescriptor->meOrigin == rDescriptor->meOrigin
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&& ((!mpDescriptor->msURL.isEmpty() && mpDescriptor->msURL == rDescriptor->msURL)
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|| (!mpDescriptor->msPageName.isEmpty()
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&& mpDescriptor->msPageName == rDescriptor->msPageName)
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|| (!mpDescriptor->msStyleName.isEmpty()
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&& mpDescriptor->msStyleName == rDescriptor->msStyleName)
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|| (mpDescriptor->mpMasterPage != nullptr
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&& mpDescriptor->mpMasterPage == rDescriptor->mpMasterPage)
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|| (mpDescriptor->mpPageObjectProvider != nullptr
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&& rDescriptor->mpPageObjectProvider != nullptr
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&& mpDescriptor->mpPageObjectProvider == rDescriptor->mpPageObjectProvider));
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}
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}
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} // end of namespace sd::sidebar
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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