sw/source/core/text/itratr.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: itratr.hxx,v $
  10  * $Revision: 1.21 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30 #ifndef _ITRATR_HXX
  31 #define _ITRATR_HXX
  32 #include <atrhndl.hxx>
  33
  34 #include "txttypes.hxx"
  35 #include "swfont.hxx"
  36 #include "porlay.hxx"
  37
  38 #define _SVSTDARR_XUB_STRLEN
  39 #define _SVSTDARR_USHORTS
  40 #include <svtools/svstdarr.hxx>
  41
  42 class OutputDevice;
  43 class SwFont;
  44 class SwpHints;
  45 class SwTxtAttr;
  46 class SwAttrSet;
  47 class SwTxtNode;
  48 class SwRedlineItr;
  49 class ViewShell;
  50 class SwTxtFrm;
  51
  52 /*************************************************************************
  53  *                                              class SwAttrIter
  54  *************************************************************************/
  55
  56 class SwAttrIter
  57 {
  58     friend class SwFontSave;
  59 protected:
  60
  61     SwAttrHandler aAttrHandler;
  62     ViewShell *pShell;
  63     SwFont *pFnt;
  64     SwpHints  *pHints;
  65     const SwAttrSet* pAttrSet;           // das Char-Attribut-Set
  66     SwScriptInfo* pScriptInfo;
  67
  68 private:
  69     OutputDevice *pLastOut;
  70     MSHORT nChgCnt;
  71     SwRedlineItr *pRedln;
  72     xub_StrLen nStartIndex, nEndIndex, nPos;
  73     BYTE nPropFont;
  74     void SeekFwd( const xub_StrLen nPos );
  75     inline void SetFnt( SwFont* pNew ) { pFnt = pNew; }
  76     const void* aMagicNo[ SW_SCRIPTS ];
  77     MSHORT aFntIdx[ SW_SCRIPTS ];
  78     const SwTxtNode* m_pTxtNode;
  79
  80 protected:
  81     void Chg( SwTxtAttr *pHt );
  82     void Rst( SwTxtAttr *pHt );
  83     void CtorInitAttrIter( SwTxtNode& rTxtNode, SwScriptInfo& rScrInf, SwTxtFrm* pFrm = 0 );
  84     inline SwAttrIter(SwTxtNode* pTxtNode)
  85         : pShell(0), pFnt(0), pLastOut(0),      nChgCnt(0), pRedln(0), nPropFont(0), m_pTxtNode(pTxtNode) {}
  86
  87 public:
  88     // Konstruktor, Destruktor
  89     inline SwAttrIter( SwTxtNode& rTxtNode, SwScriptInfo& rScrInf )
  90         : pShell(0), pFnt(0), pHints(0), pScriptInfo(0), pLastOut(0), nChgCnt(0), pRedln(0),nPropFont(0), m_pTxtNode(&rTxtNode)
  91         { CtorInitAttrIter( rTxtNode, rScrInf ); }
  92
  93     virtual ~SwAttrIter();
  94
  95     inline SwRedlineItr *GetRedln() { return pRedln; }
  96     // Liefert im Parameter die Position des naechsten Wechsels vor oder an
  97     // der uebergebenen Characterposition zurueck. Liefert sal_False, wenn vor
  98     // oder an dieser Position kein Wechsel mehr erfolgt, sal_True sonst.
  99     xub_StrLen GetNextAttr( ) const;
 100     // Macht die an der Characterposition i gueltigen Attribute im
 101     // logischen Font wirksam.
 102     sal_Bool Seek( const xub_StrLen nPos );
 103     // Bastelt den Font an der gew. Position via Seek und fragt ihn,
 104     // ob er ein Symbolfont ist.
 105     sal_Bool IsSymbol( const xub_StrLen nPos );
 106
 107     // Fuehrt ChgPhysFnt aus, wenn Seek() sal_True zurueckliefert.
 108     sal_Bool SeekAndChgAttrIter( const xub_StrLen nPos, OutputDevice* pOut );
 109     sal_Bool SeekStartAndChgAttrIter( OutputDevice* pOut, const sal_Bool bParaFont = sal_False );
 110
 111     // Gibt es ueberhaupt Attributwechsel ?
 112     inline sal_Bool HasHints() const { return 0 != pHints; }
 113
 114     // liefert fuer eine Position das Attribut
 115     SwTxtAttr *GetAttr( const xub_StrLen nPos ) const;
 116
 117     inline const SwAttrSet* GetAttrSet() const { return pAttrSet; }
 118
 119     inline const SwpHints *GetHints() const { return pHints; }
 120
 121     inline SwFont *GetFnt() { return pFnt; }
 122     inline const SwFont *GetFnt() const { return pFnt; }
 123
 124     inline BYTE GetPropFont() const { return nPropFont; }
 125     inline void SetPropFont( const BYTE nNew ) { nPropFont = nNew; }
 126
 127     inline SwAttrHandler& GetAttrHandler() { return aAttrHandler; }
 128
 129 #if OSL_DEBUG_LEVEL > 1
 130     void Dump( SvStream &rOS ) const;
 131 #endif
 132 };
 133
 134 #endif