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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /sd/source/ui/view/OutlinerIterator.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sd/source/ui/view/OutlinerIterator.cxx')
-rw-r--r--sd/source/ui/view/OutlinerIterator.cxx798
1 files changed, 798 insertions, 0 deletions
diff --git a/sd/source/ui/view/OutlinerIterator.cxx b/sd/source/ui/view/OutlinerIterator.cxx
new file mode 100644
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+++ b/sd/source/ui/view/OutlinerIterator.cxx
@@ -0,0 +1,798 @@
+/* -*- 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 <OutlinerIterator.hxx>
+#include <OutlinerIteratorImpl.hxx>
+#include <svx/svditer.hxx>
+#include <tools/debug.hxx>
+#include <osl/diagnose.h>
+#include <Outliner.hxx>
+
+#include <drawdoc.hxx>
+#include <DrawViewShell.hxx>
+#include <sdpage.hxx>
+
+namespace sd::outliner {
+
+//===== IteratorPosition ======================================================
+
+IteratorPosition::IteratorPosition()
+: mnText(0)
+, mnPageIndex(-1)
+, mePageKind(PageKind::Standard)
+, meEditMode(EditMode::Page)
+{
+}
+
+bool IteratorPosition::operator== (const IteratorPosition& aPosition) const
+{
+ return mxObject.get() == aPosition.mxObject.get()
+ && mnText == aPosition.mnText
+ && mnPageIndex == aPosition.mnPageIndex
+ && mePageKind == aPosition.mePageKind
+ && meEditMode == aPosition.meEditMode;
+}
+
+//===== Iterator ==============================================================
+
+Iterator::Iterator()
+{
+}
+
+Iterator::Iterator (const Iterator& rIterator)
+ : mxIterator(rIterator.mxIterator ? rIterator.mxIterator->Clone() : nullptr)
+{
+}
+
+Iterator::Iterator(Iterator&& rIterator) noexcept
+ : mxIterator(std::move(rIterator.mxIterator))
+{
+}
+
+Iterator::Iterator (std::unique_ptr<IteratorImplBase> pObject)
+ : mxIterator(std::move(pObject))
+{
+}
+
+Iterator::~Iterator()
+{
+}
+
+Iterator& Iterator::operator= (const Iterator& rIterator)
+{
+ if (this != &rIterator)
+ {
+ if (rIterator.mxIterator)
+ mxIterator.reset(rIterator.mxIterator->Clone());
+ else
+ mxIterator.reset();
+ }
+ return *this;
+}
+
+Iterator& Iterator::operator=(Iterator&& rIterator) noexcept
+{
+ mxIterator = std::move(rIterator.mxIterator);
+ return *this;
+}
+
+const IteratorPosition& Iterator::operator* () const
+{
+ DBG_ASSERT (mxIterator, "::sd::outliner::Iterator::operator* : missing implementation object");
+ return mxIterator->GetPosition();
+}
+
+Iterator& Iterator::operator++ ()
+{
+ if (mxIterator)
+ mxIterator->GotoNextText();
+ return *this;
+}
+
+bool Iterator::operator== (const Iterator& rIterator) const
+{
+ if (!mxIterator || !rIterator.mxIterator)
+ return mxIterator.get() == rIterator.mxIterator.get();
+ else
+ return *mxIterator == *rIterator.mxIterator;
+}
+
+bool Iterator::operator!= (const Iterator& rIterator) const
+{
+ return ! operator==(rIterator);
+}
+
+void Iterator::Reverse()
+{
+ if (mxIterator)
+ mxIterator->Reverse();
+}
+
+//===== IteratorFactory =======================================================
+
+OutlinerContainer::OutlinerContainer (SdOutliner* pOutliner)
+: mpOutliner(pOutliner)
+{
+}
+
+Iterator OutlinerContainer::begin()
+{
+ return CreateIterator (BEGIN);
+}
+
+Iterator OutlinerContainer::end()
+{
+ return CreateIterator (END);
+}
+
+Iterator OutlinerContainer::current()
+{
+ return CreateIterator (CURRENT);
+}
+
+Iterator OutlinerContainer::CreateIterator (IteratorLocation aLocation)
+{
+ // Decide on certain features of the outliner which kind of iterator to
+ // use.
+ if (mpOutliner->mbRestrictSearchToSelection)
+ // There is a selection. Search only in this.
+ return CreateSelectionIterator (
+ mpOutliner->maMarkListCopy,
+ mpOutliner->mpDrawDocument,
+ mpOutliner->mpWeakViewShell.lock(),
+ mpOutliner->mbDirectionIsForward,
+ aLocation);
+ else
+ // Search in the whole document.
+ return CreateDocumentIterator (
+ mpOutliner->mpDrawDocument,
+ mpOutliner->mpWeakViewShell.lock(),
+ mpOutliner->mbDirectionIsForward,
+ aLocation);
+}
+
+Iterator OutlinerContainer::CreateSelectionIterator (
+ const ::std::vector<::tools::WeakReference<SdrObject>>& rObjectList,
+ SdDrawDocument* pDocument,
+ const std::shared_ptr<ViewShell>& rpViewShell,
+ bool bDirectionIsForward,
+ IteratorLocation aLocation)
+{
+ OSL_ASSERT(rpViewShell);
+
+ sal_Int32 nObjectIndex;
+
+ if (bDirectionIsForward)
+ switch (aLocation)
+ {
+ case CURRENT:
+ case BEGIN:
+ default:
+ nObjectIndex = 0;
+ break;
+ case END:
+ nObjectIndex = rObjectList.size();
+ break;
+ }
+ else
+ switch (aLocation)
+ {
+ case CURRENT:
+ case BEGIN:
+ default:
+ nObjectIndex = rObjectList.size()-1;
+ break;
+ case END:
+ nObjectIndex = -1;
+ break;
+ }
+
+ return Iterator (std::make_unique<SelectionIteratorImpl> (
+ rObjectList, nObjectIndex, pDocument, rpViewShell, bDirectionIsForward));
+}
+
+Iterator OutlinerContainer::CreateDocumentIterator (
+ SdDrawDocument* pDocument,
+ const std::shared_ptr<ViewShell>& rpViewShell,
+ bool bDirectionIsForward,
+ IteratorLocation aLocation)
+{
+ OSL_ASSERT(rpViewShell);
+
+ PageKind ePageKind;
+ EditMode eEditMode;
+
+ switch (aLocation)
+ {
+ case BEGIN:
+ default:
+ if (bDirectionIsForward)
+ {
+ ePageKind = PageKind::Standard;
+ eEditMode = EditMode::Page;
+ }
+ else
+ {
+ ePageKind = PageKind::Handout;
+ eEditMode = EditMode::MasterPage;
+ }
+ break;
+
+ case END:
+ if (bDirectionIsForward)
+ {
+ ePageKind = PageKind::Handout;
+ eEditMode = EditMode::MasterPage;
+ }
+ else
+ {
+ ePageKind = PageKind::Standard;
+ eEditMode = EditMode::Page;
+ }
+ break;
+
+ case CURRENT:
+ const std::shared_ptr<DrawViewShell> pDrawViewShell(
+ std::dynamic_pointer_cast<DrawViewShell>(rpViewShell));
+ if (pDrawViewShell)
+ {
+ ePageKind = pDrawViewShell->GetPageKind();
+ eEditMode = pDrawViewShell->GetEditMode();
+ }
+ else
+ {
+ ePageKind = PageKind::Standard;
+ eEditMode = EditMode::Page;
+ }
+ break;
+ }
+
+ sal_Int32 nPageIndex = GetPageIndex (pDocument, rpViewShell,
+ ePageKind, eEditMode, bDirectionIsForward, aLocation);
+
+ return Iterator (
+ std::make_unique<DocumentIteratorImpl> (nPageIndex, ePageKind, eEditMode,
+ pDocument, rpViewShell, bDirectionIsForward));
+}
+
+sal_Int32 OutlinerContainer::GetPageIndex (
+ SdDrawDocument const * pDocument,
+ const std::shared_ptr<ViewShell>& rpViewShell,
+ PageKind ePageKind,
+ EditMode eEditMode,
+ bool bDirectionIsForward,
+ IteratorLocation aLocation)
+{
+ OSL_ASSERT(rpViewShell);
+
+ sal_Int32 nPageIndex;
+ sal_Int32 nPageCount;
+
+ const std::shared_ptr<DrawViewShell> pDrawViewShell(
+ std::dynamic_pointer_cast<DrawViewShell>(rpViewShell));
+
+ switch (eEditMode)
+ {
+ case EditMode::Page:
+ nPageCount = pDocument->GetSdPageCount (ePageKind);
+ break;
+ case EditMode::MasterPage:
+ nPageCount = pDocument->GetMasterSdPageCount(ePageKind);
+ break;
+ default:
+ nPageCount = 0;
+ }
+
+ switch (aLocation)
+ {
+ case CURRENT:
+ if (pDrawViewShell)
+ nPageIndex = pDrawViewShell->GetCurPagePos();
+ else
+ {
+ const SdPage* pPage = rpViewShell->GetActualPage();
+ if (pPage != nullptr)
+ nPageIndex = (pPage->GetPageNum()-1)/2;
+ else
+ nPageIndex = 0;
+ }
+ break;
+
+ case BEGIN:
+ default:
+ if (bDirectionIsForward)
+ nPageIndex = 0;
+ else
+ nPageIndex = nPageCount-1;
+ break;
+
+ case END:
+ if (bDirectionIsForward)
+ nPageIndex = nPageCount;
+ else
+ nPageIndex = -1;
+ break;
+ }
+
+ return nPageIndex;
+}
+
+//===== IteratorImplBase ====================================================
+
+IteratorImplBase::IteratorImplBase(SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward)
+: mpDocument (pDocument)
+, mpViewShellWeak (rpViewShellWeak)
+, mbDirectionIsForward (bDirectionIsForward)
+{
+ std::shared_ptr<DrawViewShell> pDrawViewShell;
+ if ( ! mpViewShellWeak.expired())
+ pDrawViewShell = std::dynamic_pointer_cast<DrawViewShell>(rpViewShellWeak.lock());
+
+ if (pDrawViewShell)
+ {
+ maPosition.mePageKind = pDrawViewShell->GetPageKind();
+ maPosition.meEditMode = pDrawViewShell->GetEditMode();
+ }
+ else
+ {
+ maPosition.mePageKind = PageKind::Standard;
+ maPosition.meEditMode = EditMode::Page;
+ }
+}
+
+IteratorImplBase::IteratorImplBase( SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward, PageKind ePageKind, EditMode eEditMode)
+: mpDocument (pDocument)
+, mpViewShellWeak (rpViewShellWeak)
+, mbDirectionIsForward (bDirectionIsForward)
+{
+ maPosition.mePageKind = ePageKind;
+ maPosition.meEditMode = eEditMode;
+}
+
+IteratorImplBase::~IteratorImplBase()
+{}
+
+bool IteratorImplBase::operator== (const IteratorImplBase& rIterator) const
+{
+ return maPosition == rIterator.maPosition;
+}
+
+bool IteratorImplBase::IsEqualSelection(const IteratorImplBase& rIterator) const
+{
+ // When this method is executed instead of the ones from derived classes
+ // then the argument is of another type then the object itself. In this
+ // just compare the position objects.
+ return maPosition == rIterator.maPosition;
+}
+
+const IteratorPosition& IteratorImplBase::GetPosition()
+{
+ return maPosition;
+}
+
+IteratorImplBase* IteratorImplBase::Clone (IteratorImplBase* pObject) const
+{
+ if (pObject != nullptr)
+ {
+ pObject->maPosition = maPosition;
+ pObject->mpDocument = mpDocument;
+ pObject->mpViewShellWeak = mpViewShellWeak;
+ pObject->mbDirectionIsForward = mbDirectionIsForward;
+ }
+ return pObject;
+}
+
+void IteratorImplBase::Reverse()
+{
+ mbDirectionIsForward = ! mbDirectionIsForward;
+}
+
+//===== SelectionIteratorImpl ===========================================
+
+SelectionIteratorImpl::SelectionIteratorImpl (
+ const ::std::vector<::tools::WeakReference<SdrObject>>& rObjectList,
+ sal_Int32 nObjectIndex,
+ SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward)
+ : IteratorImplBase (pDocument, rpViewShellWeak, bDirectionIsForward),
+ mrObjectList(rObjectList),
+ mnObjectIndex(nObjectIndex)
+{
+}
+
+SelectionIteratorImpl::~SelectionIteratorImpl()
+{}
+
+IteratorImplBase* SelectionIteratorImpl::Clone (IteratorImplBase* pObject) const
+{
+ SelectionIteratorImpl* pIterator = static_cast<SelectionIteratorImpl*>(pObject);
+ if (pIterator == nullptr)
+ pIterator = new SelectionIteratorImpl (
+ mrObjectList, mnObjectIndex, mpDocument, mpViewShellWeak, mbDirectionIsForward);
+ return pIterator;
+}
+
+void SelectionIteratorImpl::GotoNextText()
+{
+ SdrTextObj* pTextObj = dynamic_cast< SdrTextObj* >( mrObjectList.at(mnObjectIndex).get() );
+ if (mbDirectionIsForward)
+ {
+ if( pTextObj )
+ {
+ ++maPosition.mnText;
+ if( maPosition.mnText >= pTextObj->getTextCount() )
+ {
+ maPosition.mnText = 0;
+ ++mnObjectIndex;
+ }
+ }
+ else
+ {
+ ++mnObjectIndex;
+ }
+ }
+ else
+ {
+ if( pTextObj )
+ {
+ --maPosition.mnText;
+ if( maPosition.mnText < 0 )
+ {
+ maPosition.mnText = -1;
+ --mnObjectIndex;
+ }
+ }
+ else
+ {
+ --mnObjectIndex;
+ maPosition.mnText = -1;
+ }
+
+ if( (maPosition.mnText == -1) && (mnObjectIndex >= 0) )
+ {
+ pTextObj = dynamic_cast< SdrTextObj* >( mrObjectList.at(mnObjectIndex).get() );
+ if( pTextObj )
+ maPosition.mnText = pTextObj->getTextCount() - 1;
+ }
+
+ if( maPosition.mnText == -1 )
+ maPosition.mnText = 0;
+ }
+}
+
+const IteratorPosition& SelectionIteratorImpl::GetPosition()
+{
+ maPosition.mxObject = mrObjectList.at(mnObjectIndex);
+
+ return maPosition;
+}
+
+bool SelectionIteratorImpl::operator== (const IteratorImplBase& rIterator) const
+{
+ return rIterator.IsEqualSelection(*this);
+}
+
+bool SelectionIteratorImpl::IsEqualSelection(const IteratorImplBase& rIterator) const
+{
+ const SelectionIteratorImpl* pSelectionIterator =
+ static_cast<const SelectionIteratorImpl*>(&rIterator);
+ return mpDocument == pSelectionIterator->mpDocument
+ && mnObjectIndex == pSelectionIterator->mnObjectIndex;
+}
+
+//===== ViewIteratorImpl ================================================
+
+ViewIteratorImpl::ViewIteratorImpl (
+ sal_Int32 nPageIndex,
+ SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward)
+ : IteratorImplBase (pDocument, rpViewShellWeak, bDirectionIsForward),
+ mbPageChangeOccurred(false),
+ mpPage(nullptr)
+{
+ SetPage (nPageIndex);
+}
+
+ViewIteratorImpl::ViewIteratorImpl (
+ sal_Int32 nPageIndex,
+ SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward,
+ PageKind ePageKind,
+ EditMode eEditMode)
+ : IteratorImplBase (pDocument, rpViewShellWeak, bDirectionIsForward, ePageKind, eEditMode),
+ mbPageChangeOccurred(false),
+ mpPage(nullptr)
+{
+ SetPage (nPageIndex);
+}
+
+ViewIteratorImpl::~ViewIteratorImpl()
+{
+}
+
+IteratorImplBase* ViewIteratorImpl::Clone (IteratorImplBase* pObject) const
+{
+
+ ViewIteratorImpl* pIterator = static_cast<ViewIteratorImpl*>(pObject);
+ if (pIterator == nullptr)
+ pIterator = new ViewIteratorImpl (
+ maPosition.mnPageIndex, mpDocument, mpViewShellWeak, mbDirectionIsForward);
+
+ IteratorImplBase::Clone (pObject);
+
+ if (mpObjectIterator != nullptr)
+ {
+ pIterator->mpObjectIterator.reset( new SdrObjListIter(mpPage, SdrIterMode::DeepNoGroups, !mbDirectionIsForward) );
+
+ // No direct way to set the object iterator to the current object.
+ pIterator->maPosition.mxObject.reset(nullptr);
+ while (pIterator->mpObjectIterator->IsMore() && pIterator->maPosition.mxObject!=maPosition.mxObject)
+ pIterator->maPosition.mxObject.reset(pIterator->mpObjectIterator->Next());
+ }
+ else
+ pIterator->mpObjectIterator.reset();
+
+ return pIterator;
+}
+
+void ViewIteratorImpl::GotoNextText()
+{
+ SdrTextObj* pTextObj = dynamic_cast< SdrTextObj* >( maPosition.mxObject.get() );
+ if( pTextObj )
+ {
+ if (mbDirectionIsForward)
+ {
+ ++maPosition.mnText;
+ if( maPosition.mnText < pTextObj->getTextCount() )
+ return;
+ }
+ else
+ {
+ --maPosition.mnText;
+ if( maPosition.mnText >= 0 )
+ return;
+ }
+ }
+
+ if (mpObjectIterator != nullptr && mpObjectIterator->IsMore())
+ maPosition.mxObject.reset(mpObjectIterator->Next());
+ else
+ maPosition.mxObject.reset(nullptr);
+
+ if (!maPosition.mxObject.is() )
+ {
+ if (mbDirectionIsForward)
+ SetPage (maPosition.mnPageIndex+1);
+ else
+ SetPage (maPosition.mnPageIndex-1);
+
+ if (mpPage != nullptr)
+ mpObjectIterator.reset( new SdrObjListIter(mpPage, SdrIterMode::DeepNoGroups, !mbDirectionIsForward) );
+ if (mpObjectIterator!=nullptr && mpObjectIterator->IsMore())
+ maPosition.mxObject.reset(mpObjectIterator->Next());
+ else
+ maPosition.mxObject.reset(nullptr);
+ }
+
+ maPosition.mnText = 0;
+ if( !mbDirectionIsForward && maPosition.mxObject.is() )
+ {
+ pTextObj = dynamic_cast< SdrTextObj* >( maPosition.mxObject.get() );
+ if( pTextObj )
+ maPosition.mnText = pTextObj->getTextCount() - 1;
+ }
+}
+
+void ViewIteratorImpl::SetPage (sal_Int32 nPageIndex)
+{
+ mbPageChangeOccurred = (maPosition.mnPageIndex!=nPageIndex);
+ if (mbPageChangeOccurred)
+ {
+ maPosition.mnPageIndex = nPageIndex;
+
+ sal_Int32 nPageCount;
+ if (maPosition.meEditMode == EditMode::Page)
+ nPageCount = mpDocument->GetSdPageCount(maPosition.mePageKind);
+ else
+ nPageCount = mpDocument->GetMasterSdPageCount(
+ maPosition.mePageKind);
+
+ // Get page pointer. Here we have three cases: regular pages,
+ // master pages and invalid page indices. The later ones are not
+ // errors but the effect of the iterator advancing to the next page
+ // and going past the last one. This dropping of the rim at the far
+ // side is detected here and has to be reacted to by the caller.
+ if (nPageIndex>=0 && nPageIndex < nPageCount)
+ {
+ if (maPosition.meEditMode == EditMode::Page)
+ mpPage = mpDocument->GetSdPage (
+ static_cast<sal_uInt16>(nPageIndex),
+ maPosition.mePageKind);
+ else
+ mpPage = mpDocument->GetMasterSdPage (
+ static_cast<sal_uInt16>(nPageIndex),
+ maPosition.mePageKind);
+ }
+ else
+ mpPage = nullptr;
+ }
+
+ // Set up object list iterator.
+ if (mpPage != nullptr)
+ mpObjectIterator.reset( new SdrObjListIter(mpPage, SdrIterMode::DeepNoGroups, ! mbDirectionIsForward) );
+ else
+ mpObjectIterator.reset();
+
+ // Get object pointer.
+ if (mpObjectIterator!=nullptr && mpObjectIterator->IsMore())
+ maPosition.mxObject.reset( mpObjectIterator->Next() );
+ else
+ maPosition.mxObject.reset(nullptr);
+
+ maPosition.mnText = 0;
+ if( !mbDirectionIsForward && maPosition.mxObject.is() )
+ {
+ SdrTextObj* pTextObj = dynamic_cast< SdrTextObj* >( maPosition.mxObject.get() );
+ if( pTextObj )
+ maPosition.mnText = pTextObj->getTextCount() - 1;
+ }
+
+}
+
+void ViewIteratorImpl::Reverse()
+{
+ IteratorImplBase::Reverse ();
+
+ // Create reversed object list iterator.
+ if (mpPage != nullptr)
+ mpObjectIterator.reset( new SdrObjListIter(mpPage, SdrIterMode::DeepNoGroups, ! mbDirectionIsForward) );
+ else
+ mpObjectIterator.reset();
+
+ // Move iterator to the current object.
+ ::tools::WeakReference<SdrObject> xObject = std::move(maPosition.mxObject);
+
+ if (!mpObjectIterator)
+ return;
+
+ while (mpObjectIterator->IsMore() && maPosition.mxObject != xObject)
+ maPosition.mxObject.reset(mpObjectIterator->Next());
+}
+
+//===== DocumentIteratorImpl ============================================
+
+DocumentIteratorImpl::DocumentIteratorImpl (
+ sal_Int32 nPageIndex,
+ PageKind ePageKind, EditMode eEditMode,
+ SdDrawDocument* pDocument,
+ const std::weak_ptr<ViewShell>& rpViewShellWeak,
+ bool bDirectionIsForward)
+ : ViewIteratorImpl (nPageIndex, pDocument, rpViewShellWeak, bDirectionIsForward,
+ ePageKind, eEditMode)
+{
+ if (eEditMode == EditMode::Page)
+ mnPageCount = pDocument->GetSdPageCount (ePageKind);
+ else
+ mnPageCount = pDocument->GetMasterSdPageCount(ePageKind);
+}
+
+DocumentIteratorImpl::~DocumentIteratorImpl()
+{}
+
+IteratorImplBase* DocumentIteratorImpl::Clone (IteratorImplBase* pObject) const
+{
+ DocumentIteratorImpl* pIterator = static_cast<DocumentIteratorImpl*>(pObject);
+ if (pIterator == nullptr)
+ pIterator = new DocumentIteratorImpl (
+ maPosition.mnPageIndex, maPosition.mePageKind, maPosition.meEditMode,
+ mpDocument, mpViewShellWeak, mbDirectionIsForward);
+ // Finish the cloning.
+ return ViewIteratorImpl::Clone (pIterator);
+}
+
+void DocumentIteratorImpl::GotoNextText()
+{
+ bool bSetToOnePastLastPage = false;
+ bool bViewChanged = false;
+
+ ViewIteratorImpl::GotoNextText();
+
+ if (mbDirectionIsForward)
+ {
+ if (maPosition.mnPageIndex >= mnPageCount)
+ {
+ // Switch to master page.
+ if (maPosition.meEditMode == EditMode::Page)
+ {
+ maPosition.meEditMode = EditMode::MasterPage;
+ SetPage (0);
+ }
+
+ // Switch to next view mode.
+ else
+ {
+ if (maPosition.mePageKind == PageKind::Handout)
+ // Not really necessary but makes things more clear.
+ bSetToOnePastLastPage = true;
+ else
+ {
+ maPosition.meEditMode = EditMode::Page;
+ if (maPosition.mePageKind == PageKind::Standard)
+ maPosition.mePageKind = PageKind::Notes;
+ else if (maPosition.mePageKind == PageKind::Notes)
+ maPosition.mePageKind = PageKind::Handout;
+ SetPage (0);
+ }
+ }
+ bViewChanged = true;
+ }
+ }
+ else
+ if (maPosition.mnPageIndex < 0)
+ {
+ // Switch from master pages to draw pages.
+ if (maPosition.meEditMode == EditMode::MasterPage)
+ {
+ maPosition.meEditMode = EditMode::Page;
+ bSetToOnePastLastPage = true;
+ }
+
+ // Switch to previous view mode.
+ else
+ {
+ if (maPosition.mePageKind == PageKind::Standard)
+ SetPage (-1);
+ else
+ {
+ maPosition.meEditMode = EditMode::MasterPage;
+ if (maPosition.mePageKind == PageKind::Handout)
+ maPosition.mePageKind = PageKind::Notes;
+ else if (maPosition.mePageKind == PageKind::Notes)
+ maPosition.mePageKind = PageKind::Standard;
+ bSetToOnePastLastPage = true;
+ }
+ }
+ bViewChanged = true;
+ }
+
+ if (!bViewChanged)
+ return;
+
+ // Get new page count;
+ sal_Int32 nPageCount;
+ if (maPosition.meEditMode == EditMode::Page)
+ nPageCount = mpDocument->GetSdPageCount (maPosition.mePageKind);
+ else
+ nPageCount = mpDocument->GetMasterSdPageCount(maPosition.mePageKind);
+
+ // Now that we know the number of pages we can set the current page index.
+ if (bSetToOnePastLastPage)
+ SetPage (nPageCount);
+}
+
+} // end of namespace ::sd::outliner
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */