1 files changed, 135 insertions, 0 deletions
diff --git a/sw/source/core/text/redlnitr.hxx b/sw/source/core/text/redlnitr.hxx
new file mode 100644
index 0000000000..5c30131264
--- /dev/null
+++ b/sw/source/core/text/redlnitr.hxx
@@ -0,0 +1,135 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <docary.hxx>
+#include <swfont.hxx>
+
+#include <vcl/commandevent.hxx>
+
+#include <cstddef>
+#include <deque>
+#include <memory>
+#include <vector>
+
+class SwTextNode;
+class SwDoc;
+class SfxItemSet;
+class SwAttrHandler;
+
+class SwExtend
+{
+    std::unique_ptr<SwFont> m_pFont;
+    const std::vector<ExtTextInputAttr> &m_rArr;
+    /// position of start of SwExtTextInput
+    SwNodeOffset const m_nNode;
+    sal_Int32 const m_nStart;
+    /// current position (inside)
+    sal_Int32 m_nPos;
+    /// position of end of SwExtTextInput (in same node as start)
+    sal_Int32 const m_nEnd;
+    bool Leave_(SwFont& rFnt, SwNodeOffset nNode, sal_Int32 nNew);
+    bool Inside() const { return (m_nPos >= m_nStart && m_nPos < m_nEnd); }
+    static void ActualizeFont( SwFont &rFnt, ExtTextInputAttr nAttr );
+public:
+    SwExtend(const std::vector<ExtTextInputAttr> &rArr,
+             SwNodeOffset const nNode, sal_Int32 const nStart)
+        : m_rArr(rArr)
+        , m_nNode(nNode)
+        , m_nStart(nStart)
+        , m_nPos(COMPLETE_STRING)
+        , m_nEnd(m_nStart + rArr.size())
+    {}
+    bool IsOn() const { return m_pFont != nullptr; }
+    void Reset() { m_pFont.reset(); m_nPos = COMPLETE_STRING; }
+    bool Leave(SwFont& rFnt, SwNodeOffset const nNode, sal_Int32 const nNew)
+        { return m_pFont && Leave_(rFnt, nNode, nNew); }
+    short Enter(SwFont& rFnt, SwNodeOffset nNode, sal_Int32 nNew);
+    sal_Int32 Next(SwNodeOffset nNode, sal_Int32 nNext);
+    SwFont* GetFont() { return m_pFont.get(); }
+    void UpdateFont(SwFont &rFont) { ActualizeFont(rFont, m_rArr[m_nPos - m_nStart]); }
+};
+
+class SwRedlineItr
+{
+    std::deque<SwTextAttr *> m_Hints;
+    const SwDoc& m_rDoc;
+    SwAttrHandler& m_rAttrHandler;
+    std::unique_ptr<SfxItemSet> m_pSet;
+    std::unique_ptr<SwExtend> m_pExt;
+    // note: this isn't actually used in the merged-para (Hide) case
+    SwNodeOffset const m_nNdIdx;
+    SwRedlineTable::size_type const m_nFirst;
+    SwRedlineTable::size_type m_nAct;
+    sal_Int32 m_nStart;
+    sal_Int32 m_nEnd;
+    bool m_bOn;
+public:
+    enum class Mode { Show, Ignore, Hide };
+private:
+    Mode const m_eMode;
+
+    void Clear_( SwFont* pFnt );
+    bool ChkSpecialUnderline_() const;
+    void FillHints( std::size_t nAuthor, RedlineType eType );
+    short EnterExtend(SwFont& rFnt, SwNodeOffset const nNode, sal_Int32 const nNew)
+    {
+        if (m_pExt) return m_pExt->Enter(rFnt, nNode, nNew);
+        return 0;
+    }
+    sal_Int32 NextExtend(SwNodeOffset const nNode, sal_Int32 const nNext) {
+        if (m_pExt) return m_pExt->Next(nNode, nNext);
+        return nNext;
+    }
+public:
+    SwRedlineItr( const SwTextNode& rTextNd, SwFont& rFnt, SwAttrHandler& rAH,
+        sal_Int32 nRedlPos, Mode mode,
+        const std::vector<ExtTextInputAttr> *pArr = nullptr,
+        SwPosition const* pExtInputStart = nullptr);
+    ~SwRedlineItr() COVERITY_NOEXCEPT_FALSE;
+    SwRedlineTable::size_type GetAct() const { return m_nAct; }
+    bool IsOn() const { return m_bOn || (m_pExt && m_pExt->IsOn()); }
+    void Clear( SwFont* pFnt ) { if (m_bOn) Clear_( pFnt ); }
+    void ChangeTextAttr( SwFont* pFnt, SwTextAttr const &rHt, bool bChg );
+    short Seek(SwFont& rFnt, SwNodeOffset nNode, sal_Int32 nNew, sal_Int32 nOld);
+    void Reset() {
+        if (m_nAct != m_nFirst) m_nAct = SwRedlineTable::npos;
+        if (m_pExt) m_pExt->Reset();
+    }
+    std::pair<sal_Int32, std::pair<SwRangeRedline const*, size_t>> GetNextRedln(
+        sal_Int32 nNext, SwTextNode const* pNode, SwRedlineTable::size_type & rAct);
+    bool ChkSpecialUnderline() const
+        { return IsOn() && ChkSpecialUnderline_(); }
+    bool CheckLine(SwNodeOffset nStartNode, sal_Int32 nChkStart, SwNodeOffset nEndNode,
+        sal_Int32 nChkEnd, OUString& rRedlineText, bool& bRedlineEnd,
+        RedlineType& eRedlineEnd, size_t* pAuthorAtPos = nullptr);
+    bool LeaveExtend(SwFont& rFnt, SwNodeOffset const nNode, sal_Int32 const nNew)
+        { return m_pExt->Leave(rFnt, nNode, nNew); }
+    bool ExtOn() {
+        if (m_pExt) return m_pExt->IsOn();
+        return false;
+    }
+    void UpdateExtFont( SwFont &rFnt ) {
+        OSL_ENSURE( ExtOn(), "UpdateExtFont without ExtOn" );
+        m_pExt->UpdateFont( rFnt );
+    }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */