sw/source/core/text/portab.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #pragma once
  20
  21 #include "porglue.hxx"
  22
  23 class SwTabPortion : public SwFixPortion
  24 {
  25     const sal_uInt16 m_nTabPos;
  26     const sal_Unicode m_cFill;
  27     const bool m_bAutoTabStop;
  28
  29     // Format() branches either into PreFormat() or PostFormat()
  30     bool PreFormat( SwTextFormatInfo &rInf );
  31 public:
  32     SwTabPortion( const sal_uInt16 nTabPos, const sal_Unicode cFill, const bool bAutoTab = true );
  33     virtual void Paint( const SwTextPaintInfo &rInf ) const override;
  34     virtual bool Format( SwTextFormatInfo &rInf ) override;
  35     virtual void FormatEOL( SwTextFormatInfo &rInf ) override;
  36     bool PostFormat( SwTextFormatInfo &rInf );
  37     bool IsFilled() const { return 0 != m_cFill; }
  38     sal_uInt16 GetTabPos() const { return m_nTabPos; }
  39
  40     // Accessibility: pass information about this portion to the PortionHandler
  41     virtual void HandlePortion( SwPortionHandler& rPH ) const override;
  42 };
  43
  44 class SwTabLeftPortion : public SwTabPortion
  45 {
  46 public:
  47     SwTabLeftPortion( const sal_uInt16 nTabPosVal, const sal_Unicode cFillChar, bool bAutoTab )
  48          : SwTabPortion( nTabPosVal, cFillChar, bAutoTab )
  49     { SetWhichPor( PortionType::TabLeft ); }
  50 };
  51
  52 class SwTabRightPortion : public SwTabPortion
  53 {
  54 public:
  55     SwTabRightPortion( const sal_uInt16 nTabPosVal, const sal_Unicode cFillChar )
  56          : SwTabPortion( nTabPosVal, cFillChar )
  57     { SetWhichPor( PortionType::TabRight ); }
  58 };
  59
  60 class SwTabCenterPortion : public SwTabPortion
  61 {
  62 public:
  63     SwTabCenterPortion( const sal_uInt16 nTabPosVal, const sal_Unicode cFillChar )
  64          : SwTabPortion( nTabPosVal, cFillChar )
  65     { SetWhichPor( PortionType::TabCenter ); }
  66 };
  67
  68 class SwTabDecimalPortion : public SwTabPortion
  69 {
  70     const sal_Unicode mcTab;
  71
  72     /*
  73      * During text formatting, we already store the width of the portions
  74      * following the tab stop up to the decimal position. This value is
  75      * evaluated during pLastTab->FormatEOL. FME 2006-01-06 #127428#.
  76      */
  77     sal_uInt16 mnWidthOfPortionsUpTpDecimalPosition;
  78
  79 public:
  80     SwTabDecimalPortion( const sal_uInt16 nTabPosVal, const sal_Unicode cTab,
  81                                 const sal_Unicode cFillChar )
  82          : SwTabPortion( nTabPosVal, cFillChar ),
  83            mcTab(cTab),
  84            mnWidthOfPortionsUpTpDecimalPosition( USHRT_MAX )
  85     { SetWhichPor( PortionType::TabDecimal ); }
  86
  87     sal_Unicode GetTabDecimal() const { return mcTab; }
  88
  89     void SetWidthOfPortionsUpToDecimalPosition( sal_uInt16 nNew )
  90     {
  91         mnWidthOfPortionsUpTpDecimalPosition = nNew;
  92     }
  93     sal_uInt16 GetWidthOfPortionsUpToDecimalPosition() const
  94     {
  95         return mnWidthOfPortionsUpTpDecimalPosition;
  96     }
  97 };
  98
  99 class SwAutoTabDecimalPortion : public SwTabDecimalPortion
 100 {
 101 public:
 102     SwAutoTabDecimalPortion( const sal_uInt16 nTabPosVal, const sal_Unicode cTab,
 103                                     const sal_Unicode cFillChar )
 104          : SwTabDecimalPortion( nTabPosVal, cTab, cFillChar )
 105     {
 106         SetLen(TextFrameIndex(0));
 107     }
 108     virtual void Paint( const SwTextPaintInfo &rInf ) const override;
 109 };
 110
 111 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */