1 files changed, 90 insertions, 0 deletions
diff --git a/sw/source/core/layout/movedfwdfrmsbyobjpos.cxx b/sw/source/core/layout/movedfwdfrmsbyobjpos.cxx
new file mode 100644
index 000000000..7aba4b74a
--- /dev/null
+++ b/sw/source/core/layout/movedfwdfrmsbyobjpos.cxx
@@ -0,0 +1,90 @@
+/* -*- 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 <movedfwdfrmsbyobjpos.hxx>
+#include <txtfrm.hxx>
+#include <rowfrm.hxx>
+#include <pagefrm.hxx>
+#include <calbck.hxx>
+#include <ndtxt.hxx>
+
+SwMovedFwdFramesByObjPos::SwMovedFwdFramesByObjPos()
+{
+}
+
+SwMovedFwdFramesByObjPos::~SwMovedFwdFramesByObjPos()
+{
+    Clear();
+}
+
+void SwMovedFwdFramesByObjPos::Insert( const SwTextFrame& _rMovedFwdFrameByObjPos,
+                                     const sal_uInt32 _nToPageNum )
+{
+    maMovedFwdFrames.emplace(_rMovedFwdFrameByObjPos.GetTextNodeFirst(), _nToPageNum);
+}
+
+void SwMovedFwdFramesByObjPos::Remove( const SwTextFrame& _rTextFrame )
+{
+    maMovedFwdFrames.erase(_rTextFrame.GetTextNodeFirst());
+}
+
+bool SwMovedFwdFramesByObjPos::FrameMovedFwdByObjPos( const SwTextFrame& _rTextFrame,
+                                                  sal_uInt32& _ornToPageNum ) const
+{
+    // sw_redlinehide: assumption: this wants to uniquely identify all
+    // SwTextFrame belonging to the same paragraph, so just use first one as key
+    auto aIter = maMovedFwdFrames.find( _rTextFrame.GetTextNodeFirst() );
+    if ( maMovedFwdFrames.end() != aIter )
+    {
+        _ornToPageNum = (*aIter).second;
+        return true;
+    }
+
+    return false;
+}
+
+// #i26945#
+bool SwMovedFwdFramesByObjPos::DoesRowContainMovedFwdFrame( const SwRowFrame& _rRowFrame ) const
+{
+    bool bDoesRowContainMovedFwdFrame( false );
+
+    const sal_uInt32 nPageNumOfRow = _rRowFrame.FindPageFrame()->GetPhyPageNum();
+
+    for ( const auto & rEntry : maMovedFwdFrames )
+    {
+        if ( rEntry.second >= nPageNumOfRow )
+        {
+            SwIterator<SwTextFrame, SwTextNode, sw::IteratorMode::UnwrapMulti> aFrameIter(*rEntry.first);
+            for( SwTextFrame* pTextFrame = aFrameIter.First(); pTextFrame; pTextFrame = aFrameIter.Next() )
+            {
+                // #115759# - assure that found text frame
+                // is the first one.
+                if ( _rRowFrame.IsAnLower( pTextFrame ) && !pTextFrame->GetIndPrev() )
+                {
+                    bDoesRowContainMovedFwdFrame = true;
+                    break;
+                }
+            }
+        }
+    }
+
+    return bDoesRowContainMovedFwdFrame;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */