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diff --git a/svx/source/sdr/contact/objectcontact.cxx b/svx/source/sdr/contact/objectcontact.cxx
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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 .
+ */
+
+#include <svx/sdr/contact/objectcontact.hxx>
+#include <tools/debug.hxx>
+#include <svx/sdr/contact/viewobjectcontact.hxx>
+#include <svx/sdr/contact/viewcontact.hxx>
+
+using namespace com::sun::star;
+
+namespace sdr::contact {
+
+bool ObjectContact::supportsGridOffsets() const
+{
+ // default does not support GridOffset
+ return false;
+}
+
+void ObjectContact::calculateGridOffsetForViewOjectContact(
+ basegfx::B2DVector& /*rTarget*/,
+ const ViewObjectContact& /*rClient*/) const
+{
+ // default does not on-demand calculate GridOffset
+}
+
+void ObjectContact::calculateGridOffsetForB2DRange(
+ basegfx::B2DVector& /*rTarget*/,
+ const basegfx::B2DRange& /*rB2DRange*/) const
+{
+ // default does not on-demand calculate GridOffset
+}
+
+ObjectContact::ObjectContact()
+: mpViewObjectContactRedirector(nullptr),
+ mbIsPreviewRenderer(false)
+{
+}
+
+ObjectContact::~ObjectContact() COVERITY_NOEXCEPT_FALSE
+{
+ // get rid of all registered contacts
+ // #i84257# To avoid that each 'delete pCandidate' again uses
+ // the local RemoveViewObjectContact with a search and removal in the
+ // vector, simply copy and clear local vector.
+ std::vector< ViewObjectContact* > aLocalVOCList;
+ aLocalVOCList.swap(maViewObjectContactVector);
+
+ for (const auto & pCandidate : aLocalVOCList)
+ // ViewObjectContacts only make sense with View and Object contacts.
+ // When the contact to the SdrObject is deleted like in this case,
+ // all ViewObjectContacts can be deleted, too.
+ delete pCandidate;
+
+ // assert when there were new entries added during deletion
+ DBG_ASSERT(maViewObjectContactVector.empty(), "Corrupted ViewObjectContactList (!)");
+}
+
+// LazyInvalidate request. Default implementation directly handles
+// this by calling back triggerLazyInvalidate() at the VOC
+void ObjectContact::setLazyInvalidate(ViewObjectContact& rVOC)
+{
+ rVOC.triggerLazyInvalidate();
+}
+
+// call this to support evtl. preparations for repaint. Default does nothing
+void ObjectContact::PrepareProcessDisplay()
+{
+}
+
+// A new ViewObjectContact was created and shall be remembered.
+void ObjectContact::AddViewObjectContact(ViewObjectContact& rVOContact)
+{
+ maViewObjectContactVector.push_back(&rVOContact);
+}
+
+// A ViewObjectContact was deleted and shall be forgotten.
+void ObjectContact::RemoveViewObjectContact(ViewObjectContact& rVOContact)
+{
+ std::vector< ViewObjectContact* >::iterator aFindResult = std::find(maViewObjectContactVector.begin(), maViewObjectContactVector.end(), &rVOContact);
+
+ if(aFindResult != maViewObjectContactVector.end())
+ {
+ maViewObjectContactVector.erase(aFindResult);
+ }
+}
+
+// Process the whole displaying
+void ObjectContact::ProcessDisplay(DisplayInfo& /*rDisplayInfo*/)
+{
+ // default does nothing
+}
+
+// test if visualizing of entered groups is switched on at all
+bool ObjectContact::DoVisualizeEnteredGroup() const
+{
+ // Do not do that as default
+ return false;
+}
+
+// get active group's (the entered group) ViewContact
+const ViewContact* ObjectContact::getActiveViewContact() const
+{
+ // default has no active VC
+ return nullptr;
+}
+
+// Invalidate given rectangle at the window/output which is represented by
+// this ObjectContact.
+void ObjectContact::InvalidatePartOfView(const basegfx::B2DRange& /*rRange*/) const
+{
+ // nothing to do here in the default version
+}
+
+// Get info about the need to visualize GluePoints
+bool ObjectContact::AreGluePointsVisible() const
+{
+ return false;
+}
+
+// check if text animation is allowed. Default is sal_true.
+bool ObjectContact::IsTextAnimationAllowed() const
+{
+ return true;
+}
+
+// check if graphic animation is allowed. Default is sal_true.
+bool ObjectContact::IsGraphicAnimationAllowed() const
+{
+ return true;
+}
+
+void ObjectContact::SetViewObjectContactRedirector(ViewObjectContactRedirector* pNew)
+{
+ if(mpViewObjectContactRedirector != pNew)
+ {
+ mpViewObjectContactRedirector = pNew;
+ }
+}
+
+// print? Default is false
+bool ObjectContact::isOutputToPrinter() const
+{
+ return false;
+}
+
+// recording MetaFile? Default is false
+bool ObjectContact::isOutputToRecordingMetaFile() const
+{
+ return false;
+}
+
+// pdf export? Default is false
+bool ObjectContact::isOutputToPDFFile() const
+{
+ return false;
+}
+
+bool ObjectContact::isExportTaggedPDF() const
+{
+ return false;
+}
+
+// gray display mode
+bool ObjectContact::isDrawModeGray() const
+{
+ return false;
+}
+
+// high contrast display mode
+bool ObjectContact::isDrawModeHighContrast() const
+{
+ return false;
+}
+
+// access to SdrPageView. Default implementation returns NULL
+SdrPageView* ObjectContact::TryToGetSdrPageView() const
+{
+ return nullptr;
+}
+
+// access to OutputDevice. Default implementation returns NULL
+OutputDevice* ObjectContact::TryToGetOutputDevice() const
+{
+ return nullptr;
+}
+
+void ObjectContact::resetAllGridOffsets()
+{
+ const sal_uInt32 nVOCCount(getViewObjectContactCount());
+
+ for(sal_uInt32 a(0); a < nVOCCount; a++)
+ {
+ ViewObjectContact* pVOC(getViewObjectContact(a));
+ assert(pVOC && "ObjectContact: ViewObjectContact list Corrupt (!)");
+ pVOC->resetGridOffset();
+ }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */