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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 /vcl/source/edit/textdat2.hxx
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 'vcl/source/edit/textdat2.hxx')
-rw-r--r--vcl/source/edit/textdat2.hxx284
1 files changed, 284 insertions, 0 deletions
diff --git a/vcl/source/edit/textdat2.hxx b/vcl/source/edit/textdat2.hxx
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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 .
+ */
+
+#ifndef INCLUDED_VCL_SOURCE_EDIT_TEXTDAT2_HXX
+#define INCLUDED_VCL_SOURCE_EDIT_TEXTDAT2_HXX
+
+#include <vcl/seleng.hxx>
+#include <vcl/cursor.hxx>
+#include <vcl/idle.hxx>
+#include <vcl/textdata.hxx>
+
+#include <cstddef>
+#include <limits>
+#include <vector>
+
+class TextNode;
+class TextView;
+
+#define PORTIONKIND_TEXT 0
+#define PORTIONKIND_TAB 1
+
+#define DELMODE_SIMPLE 0
+#define DELMODE_RESTOFWORD 1
+#define DELMODE_RESTOFCONTENT 2
+
+#define DEL_LEFT 1
+#define DEL_RIGHT 2
+#define TRAVEL_X_DONTKNOW 0xFFFF
+#define MAXCHARSINPARA 0x3FFF-CHARPOSGROW
+
+#define LINE_SEP 0x0A
+
+class TETextPortion
+{
+private:
+ tools::Long nWidth;
+ sal_Int32 nLen;
+ sal_uInt8 nKind;
+ bool bRightToLeft;
+
+public:
+ TETextPortion( sal_Int32 nL )
+ : nWidth {-1}
+ , nLen {nL}
+ , nKind {PORTIONKIND_TEXT}
+ , bRightToLeft {false}
+ {}
+
+ sal_Int32& GetLen() { return nLen; }
+ sal_Int32 GetLen() const { return nLen; }
+ tools::Long& GetWidth() { return nWidth; }
+ sal_uInt8& GetKind() { return nKind; }
+ void SetRightToLeft(bool b) { bRightToLeft = b; }
+ bool IsRightToLeft() const { return bRightToLeft; }
+};
+
+class TETextPortionList
+{
+private:
+ std::vector<TETextPortion> maPortions;
+
+public:
+ static constexpr auto npos = std::numeric_limits<std::size_t>::max();
+
+ TETextPortionList();
+ ~TETextPortionList();
+
+ TETextPortion& operator[]( std::size_t nPos );
+ std::vector<TETextPortion>::iterator begin();
+ std::vector<TETextPortion>::const_iterator begin() const;
+ std::vector<TETextPortion>::iterator end();
+ std::vector<TETextPortion>::const_iterator end() const;
+ bool empty() const;
+ std::size_t size() const;
+ std::vector<TETextPortion>::iterator erase( const std::vector<TETextPortion>::iterator& aIter );
+ std::vector<TETextPortion>::iterator insert( const std::vector<TETextPortion>::iterator& aIter,
+ const TETextPortion& rTP );
+ void push_back( const TETextPortion & aTP );
+
+ void Reset();
+ std::size_t FindPortion( sal_Int32 nCharPos, sal_Int32& rPortionStart, bool bPreferStartingPortion = false );
+ void DeleteFromPortion( std::size_t nDelFrom );
+};
+
+struct TEWritingDirectionInfo
+{
+ bool bLeftToRight;
+ sal_Int32 nStartPos;
+ sal_Int32 nEndPos;
+ TEWritingDirectionInfo( bool LeftToRight, sal_Int32 Start, sal_Int32 End )
+ : bLeftToRight {LeftToRight}
+ , nStartPos {Start}
+ , nEndPos {End}
+ {}
+};
+
+class TextLine
+{
+private:
+ sal_Int32 mnStart;
+ sal_Int32 mnEnd;
+ std::size_t mnStartPortion;
+ std::size_t mnEndPortion;
+
+ short mnStartX;
+
+ bool mbInvalid; // for clever formatting/output
+
+public:
+ TextLine()
+ : mnStart {0}
+ , mnEnd {0}
+ , mnStartPortion {0}
+ , mnEndPortion {0}
+ , mnStartX {0}
+ , mbInvalid {true}
+ {}
+
+ bool IsIn( sal_Int32 nIndex, bool bInclEnd ) const
+ { return nIndex >= mnStart && ( bInclEnd ? nIndex <= mnEnd : nIndex < mnEnd ); }
+
+ void SetStart( sal_Int32 n ) { mnStart = n; }
+ sal_Int32 GetStart() const { return mnStart; }
+
+ void SetEnd( sal_Int32 n ) { mnEnd = n; }
+ sal_Int32 GetEnd() const { return mnEnd; }
+
+ void SetStartPortion( std::size_t n ) { mnStartPortion = n; }
+ std::size_t GetStartPortion() const { return mnStartPortion; }
+
+ void SetEndPortion( std::size_t n ) { mnEndPortion = n; }
+ std::size_t GetEndPortion() const { return mnEndPortion; }
+
+ sal_Int32 GetLen() const { return mnEnd - mnStart; }
+
+ bool IsInvalid() const { return mbInvalid; }
+ bool IsValid() const { return !mbInvalid; }
+ void SetInvalid() { mbInvalid = true; }
+ void SetValid() { mbInvalid = false; }
+
+ short GetStartX() const { return mnStartX; }
+ void SetStartX( short n ) { mnStartX = n; }
+
+ inline bool operator == ( const TextLine& rLine ) const;
+};
+
+inline bool TextLine::operator == ( const TextLine& rLine ) const
+{
+ return mnStart == rLine.mnStart &&
+ mnEnd == rLine.mnEnd &&
+ mnStartPortion == rLine.mnStartPortion &&
+ mnEndPortion == rLine.mnEndPortion;
+}
+
+class TEParaPortion
+{
+private:
+ TextNode* mpNode;
+
+ std::vector<TextLine> maLines;
+ TETextPortionList maTextPortions;
+ std::vector<TEWritingDirectionInfo> maWritingDirectionInfos;
+
+ sal_Int32 mnInvalidPosStart;
+ sal_Int32 mnInvalidDiff;
+
+ bool mbInvalid;
+ bool mbSimple; // only type linearly
+
+public:
+ TEParaPortion( TextNode* pNode );
+ ~TEParaPortion();
+
+ TEParaPortion( const TEParaPortion& ) = delete;
+ void operator=( const TEParaPortion& ) = delete;
+
+ bool IsInvalid() const { return mbInvalid; }
+ bool IsSimpleInvalid() const { return mbSimple; }
+ void SetNotSimpleInvalid() { mbSimple = false; }
+ void SetValid() { mbInvalid = false; mbSimple = true;}
+
+ void MarkInvalid( sal_Int32 nStart, sal_Int32 nDiff );
+ void MarkSelectionInvalid( sal_Int32 nStart );
+
+ sal_Int32 GetInvalidPosStart() const { return mnInvalidPosStart; }
+ sal_Int32 GetInvalidDiff() const { return mnInvalidDiff; }
+
+ TextNode* GetNode() const { return mpNode; }
+ std::vector<TextLine>& GetLines() { return maLines; }
+ TETextPortionList& GetTextPortions() { return maTextPortions; }
+ std::vector<TEWritingDirectionInfo>& GetWritingDirectionInfos() { return maWritingDirectionInfos; }
+
+ std::vector<TextLine>::size_type GetLineNumber( sal_Int32 nIndex, bool bInclEnd );
+ void CorrectValuesBehindLastFormattedLine( sal_uInt16 nLastFormattedLine );
+};
+
+class TEParaPortions
+{
+private:
+ std::vector<std::unique_ptr<TEParaPortion>> mvData;
+
+public:
+ TEParaPortions() : mvData() {}
+ ~TEParaPortions();
+
+ sal_uInt32 Count() const { return static_cast<sal_uInt32>(mvData.size()); }
+ TEParaPortion* GetObject( sal_uInt32 nIndex ) { return mvData[nIndex].get(); }
+ void Insert( TEParaPortion* pObject, sal_uInt32 nPos ) { mvData.emplace( mvData.begin()+nPos, pObject ); }
+ void Remove( sal_uInt32 nPos ) { mvData.erase( mvData.begin()+nPos ); }
+};
+
+class TextSelFunctionSet: public FunctionSet
+{
+private:
+ TextView* mpView;
+
+public:
+ TextSelFunctionSet( TextView* pView );
+
+ virtual void BeginDrag() override;
+
+ virtual void CreateAnchor() override;
+
+ virtual void SetCursorAtPoint( const Point& rPointPixel, bool bDontSelectAtCursor = false ) override;
+
+ virtual bool IsSelectionAtPoint( const Point& rPointPixel ) override;
+ virtual void DeselectAll() override;
+
+ virtual void DeselectAtPoint( const Point& ) override;
+ virtual void DestroyAnchor() override;
+};
+
+class IdleFormatter : public Idle
+{
+private:
+ TextView* mpView;
+ sal_uInt16 mnRestarts;
+
+public:
+ IdleFormatter();
+ virtual ~IdleFormatter() override;
+
+ void DoIdleFormat( TextView* pV, sal_uInt16 nMaxRestarts );
+ void ForceTimeout();
+ TextView* GetView() { return mpView; }
+};
+
+struct TextDDInfo
+{
+ vcl::Cursor maCursor;
+ TextPaM maDropPos;
+
+ bool mbStarterOfDD;
+ bool mbVisCursor;
+
+ TextDDInfo()
+ : maCursor()
+ , maDropPos()
+ , mbStarterOfDD {false}
+ , mbVisCursor {false}
+ {
+ maCursor.SetStyle( CURSOR_SHADOW );
+ }
+};
+
+#endif // INCLUDED_VCL_SOURCE_EDIT_TEXTDAT2_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */