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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 .
+ */
+
+#pragma once
+
+#include <rtl/ustring.hxx>
+#include <vcl/textdata.hxx>
+#include <vcl/txtattr.hxx>
+#include <vector>
+#include <memory>
+
+class TextCharAttribList
+{
+private:
+ TextCharAttribList(const TextCharAttribList&) = delete;
+ TextCharAttribList& operator=(const TextCharAttribList&) = delete;
+
+ std::vector<std::unique_ptr<TextCharAttrib> > maAttribs;
+ bool mbHasEmptyAttribs;
+
+public:
+ TextCharAttribList();
+ ~TextCharAttribList();
+
+ void Clear();
+ sal_uInt16 Count() const { return maAttribs.size(); }
+
+ const TextCharAttrib& GetAttrib( sal_uInt16 n ) const { return *maAttribs[n]; }
+ TextCharAttrib& GetAttrib( sal_uInt16 n ) { return *maAttribs[n]; }
+ std::unique_ptr<TextCharAttrib> RemoveAttrib( sal_uInt16 n )
+ {
+ std::unique_ptr<TextCharAttrib> pReleased = std::move(maAttribs[n]);
+ maAttribs.erase( maAttribs.begin() + n );
+ return pReleased;
+ }
+
+ void InsertAttrib( std::unique_ptr<TextCharAttrib> pAttrib );
+
+ void DeleteEmptyAttribs();
+ void ResortAttribs();
+
+ bool& HasEmptyAttribs() { return mbHasEmptyAttribs; }
+
+ TextCharAttrib* FindAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
+ TextCharAttrib* FindEmptyAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
+ bool HasBoundingAttrib( sal_Int32 nBound );
+};
+
+class TextNode
+{
+ OUString maText;
+ TextCharAttribList maCharAttribs;
+
+ void ExpandAttribs( sal_Int32 nIndex, sal_Int32 nNewChars );
+ void CollapseAttribs( sal_Int32 nIndex, sal_Int32 nDelChars );
+
+public:
+ TextNode( OUString aText );
+
+ TextNode( const TextNode& ) = delete;
+ void operator=( const TextNode& ) = delete;
+
+ const OUString& GetText() const { return maText; }
+
+ const TextCharAttrib& GetCharAttrib(sal_uInt16 nPos) const { return maCharAttribs.GetAttrib(nPos); }
+ const TextCharAttribList& GetCharAttribs() const { return maCharAttribs; }
+ TextCharAttribList& GetCharAttribs() { return maCharAttribs; }
+
+ void InsertText( sal_Int32 nPos, std::u16string_view rText );
+ void InsertText( sal_Int32 nPos, sal_Unicode c );
+ void RemoveText( sal_Int32 nPos, sal_Int32 nChars );
+
+ std::unique_ptr<TextNode> Split( sal_Int32 nPos );
+ void Append( const TextNode& rNode );
+};
+
+class TextDoc
+{
+ std::vector<std::unique_ptr<TextNode>> maTextNodes;
+ sal_uInt16 mnLeftMargin;
+
+ void DestroyTextNodes();
+
+public:
+ TextDoc();
+ ~TextDoc();
+
+ void Clear();
+
+ std::vector<std::unique_ptr<TextNode>>& GetNodes() { return maTextNodes; }
+ const std::vector<std::unique_ptr<TextNode>>& GetNodes() const { return maTextNodes; }
+
+ void RemoveChars( const TextPaM& rPaM, sal_Int32 nChars );
+ TextPaM InsertText( const TextPaM& rPaM, sal_Unicode c );
+ TextPaM InsertText( const TextPaM& rPaM, std::u16string_view rStr );
+
+ TextPaM InsertParaBreak( const TextPaM& rPaM );
+ TextPaM ConnectParagraphs( TextNode* pLeft, const TextNode* pRight );
+
+ sal_Int32 GetTextLen( const sal_Unicode* pSep, const TextSelection* pSel = nullptr ) const;
+ OUString GetText( const sal_Unicode* pSep ) const;
+ OUString GetText( sal_uInt32 nPara ) const;
+
+ void SetLeftMargin( sal_uInt16 n ) { mnLeftMargin = n; }
+ sal_uInt16 GetLeftMargin() const { return mnLeftMargin; }
+
+ bool IsValidPaM( const TextPaM& rPaM );
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */