sw/source/core/text/porexp.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
  20 #pragma once
  21
  22 #include "portxt.hxx"
  23
  24 class SwExpandPortion : public SwTextPortion
  25 {
  26 public:
  27     SwExpandPortion() { SetWhichPor( PortionType::Expand ); }
  28     virtual bool Format( SwTextFormatInfo &rInf ) override;
  29     virtual TextFrameIndex GetModelPositionForViewPoint(sal_uInt16 nOfst) const override;
  30     virtual bool GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const override;
  31     virtual SwPosSize GetTextSize( const SwTextSizeInfo &rInfo ) const override;
  32     virtual void Paint( const SwTextPaintInfo &rInf ) const override;
  33
  34     // Accessibility: pass information about this portion to the PortionHandler
  35     virtual void HandlePortion( SwPortionHandler& rPH ) const override;
  36
  37     void dumpAsXml(xmlTextWriterPtr pWriter, const OUString& rText,
  38                    TextFrameIndex& nOffset) const override;
  39 };
  40
  41 /// Non-breaking space or non-breaking hyphen.
  42 class SwBlankPortion : public SwExpandPortion
  43 {
  44     sal_Unicode m_cChar;
  45     bool m_bMulti;        // For multiportion brackets
  46 public:
  47     SwBlankPortion( sal_Unicode cCh, bool bMult = false )
  48         : m_cChar( cCh ), m_bMulti( bMult )
  49         { SetLen(TextFrameIndex(1)); SetWhichPor( PortionType::Blank ); }
  50
  51     virtual SwLinePortion *Compress() override;
  52     virtual bool GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const override;
  53     virtual void FormatEOL( SwTextFormatInfo &rInf ) override;
  54     virtual bool Format( SwTextFormatInfo &rInf ) override;
  55     virtual void Paint( const SwTextPaintInfo &rInf ) const override;
  56     static sal_uInt16 MayUnderflow(const SwTextFormatInfo &rInf, TextFrameIndex nIdx,
  57         bool bUnderflow );
  58
  59     // Accessibility: pass information about this portion to the PortionHandler
  60     virtual void HandlePortion( SwPortionHandler& rPH ) const override;
  61
  62     void dumpAsXml(xmlTextWriterPtr pWriter, const OUString& rText,
  63                    TextFrameIndex& nOffset) const override;
  64 };
  65
  66 class SwPostItsPortion : public SwExpandPortion
  67 {
  68     bool    m_bScript;
  69 public:
  70     explicit SwPostItsPortion( bool bScrpt );
  71     virtual void Paint( const SwTextPaintInfo &rInf ) const override;
  72     virtual bool Format( SwTextFormatInfo &rInf ) override;
  73     virtual sal_uInt16 GetViewWidth( const SwTextSizeInfo &rInf ) const override;
  74     virtual bool GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const override;
  75     bool IsScript() const { return m_bScript; }
  76 };
  77
  78 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */