sw/source/filter/ascii/ascatr.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_sw.hxx"
  33 #include <hintids.hxx>
  34 #include <tools/stream.hxx>
  35 #ifndef _SVSTDARR_HXX
  36 #define _SVSTDARR_USHORTS
  37 #include <svtools/svstdarr.hxx>
  38 #endif
  39 #include <svx/fontitem.hxx>
  40 #include <pam.hxx>
  41 #include <doc.hxx>
  42 #include <ndtxt.hxx>
  43 #include <wrtasc.hxx>
  44 #include <txatbase.hxx>
  45 #include <fchrfmt.hxx>
  46 #include <txtfld.hxx>
  47 #include <txtatr.hxx>
  48 #include <fmtftn.hxx>
  49 #include <charfmt.hxx>
  50 #include <fmtfld.hxx>
  51 #include <fldbas.hxx>
  52 #include <ftninfo.hxx>
  53
  54 /*
  55  * Dieses File enthaelt alle Ausgabe-Funktionen des ASCII-Writers;
  56  * fuer alle Nodes, Attribute, Formate und Chars.
  57  */
  58
  59 class SwASC_AttrIter
  60 {
  61     SwASCWriter& rWrt;
  62     const SwTxtNode& rNd;
  63     xub_StrLen nAktSwPos;
  64
  65     xub_StrLen SearchNext( xub_StrLen nStartPos );
  66
  67 public:
  68     SwASC_AttrIter( SwASCWriter& rWrt, const SwTxtNode& rNd, xub_StrLen nStt );
  69
  70     void NextPos()              { nAktSwPos = SearchNext( nAktSwPos + 1 ); }
  71
  72     xub_StrLen WhereNext() const                { return nAktSwPos; }
  73     BOOL OutAttr( xub_StrLen nSwPos );
  74 };
  75
  76
  77 SwASC_AttrIter::SwASC_AttrIter( SwASCWriter& rWr, const SwTxtNode& rTxtNd,
  78                                 xub_StrLen nStt )
  79     : rWrt( rWr ), rNd( rTxtNd ), nAktSwPos( 0 )
  80 {
  81     nAktSwPos = SearchNext( nStt + 1 );
  82 }
  83
  84
  85 xub_StrLen SwASC_AttrIter::SearchNext( xub_StrLen nStartPos )
  86 {
  87     xub_StrLen nMinPos = STRING_MAXLEN;
  88     const SwpHints* pTxtAttrs = rNd.GetpSwpHints();
  89     if( pTxtAttrs )
  90     {
  91         USHORT i;
  92         xub_StrLen nPos;
  93         const xub_StrLen * pPos;
  94
  95 // kann noch optimiert werden, wenn ausgenutzt wird, dass die TxtAttrs
  96 // nach der Anfangsposition geordnet sind. Dann muessten
  97 // allerdings noch 2 Indices gemerkt werden
  98         for( i = 0; i < pTxtAttrs->Count(); i++ )
  99         {
 100             const SwTxtAttr* pHt = (*pTxtAttrs)[i];
 101             nPos = *pHt->GetStart();    // gibt erstes Attr-Zeichen
 102             pPos = pHt->GetEnd();
 103             if( !pPos )
 104             {
 105                 if( nPos >= nStartPos && nPos <= nMinPos )
 106                     nMinPos = nPos;
 107
 108                 if( ( ++nPos ) >= nStartPos && nPos < nMinPos )
 109                     nMinPos = nPos;
 110             }
 111         }
 112     }
 113     return nMinPos;
 114 }
 115
 116
 117 BOOL SwASC_AttrIter::OutAttr( xub_StrLen nSwPos )
 118 {
 119     BOOL bRet = FALSE;
 120     const SwpHints* pTxtAttrs = rNd.GetpSwpHints();
 121     if( pTxtAttrs )
 122     {
 123         USHORT i;
 124         for( i = 0; i < pTxtAttrs->Count(); i++ )
 125         {
 126             const SwTxtAttr* pHt = (*pTxtAttrs)[i];
 127             const xub_StrLen * pEnd = pHt->GetEnd();
 128             if( !pEnd && nSwPos == *pHt->GetStart() )
 129             {
 130                 bRet = TRUE;
 131                 String sOut;
 132                 switch( pHt->Which() )
 133                 {
 134                 case RES_TXTATR_FIELD:
 135                     sOut = ((SwTxtFld*)pHt)->GetFld().GetFld()->Expand();
 136                     break;
 137
 138                 case RES_TXTATR_HARDBLANK:
 139                     sOut = ((SwTxtHardBlank*)pHt)->GetChar();
 140                     break;
 141
 142                 case RES_TXTATR_FTN:
 143                     {
 144                         const SwFmtFtn& rFtn = pHt->GetFtn();
 145                         if( rFtn.GetNumStr().Len() )
 146                             sOut = rFtn.GetNumStr();
 147                         else if( rFtn.IsEndNote() )
 148                             sOut = rWrt.pDoc->GetEndNoteInfo().aFmt.
 149                                             GetNumStr( rFtn.GetNumber() );
 150                         else
 151                             sOut = rWrt.pDoc->GetFtnInfo().aFmt.
 152                                             GetNumStr( rFtn.GetNumber() );
 153                     }
 154                     break;
 155                 }
 156                 if( sOut.Len() )
 157                     rWrt.Strm().WriteUnicodeOrByteText( sOut );
 158             }
 159             else if( nSwPos < *pHt->GetStart() )
 160                 break;
 161         }
 162     }
 163     return bRet;
 164 }
 165
 166
 167 //------------------------
 168 /* Ausgabe der Nodes */
 169 //------------------------
 170
 171 static Writer& OutASC_SwTxtNode( Writer& rWrt, SwCntntNode& rNode )
 172 {
 173     const SwTxtNode& rNd = (SwTxtNode&)rNode;
 174
 175     xub_StrLen nStrPos = rWrt.pCurPam->GetPoint()->nContent.GetIndex();
 176     xub_StrLen nNodeEnde = rNd.Len(), nEnde = nNodeEnde;
 177     BOOL bLastNd =  rWrt.pCurPam->GetPoint()->nNode == rWrt.pCurPam->GetMark()->nNode;
 178     if( bLastNd )
 179         nEnde = rWrt.pCurPam->GetMark()->nContent.GetIndex();
 180
 181     SwASC_AttrIter aAttrIter( (SwASCWriter&)rWrt, rNd, nStrPos );
 182
 183     if( !nStrPos && rWrt.bExportPargraphNumbering )
 184         rWrt.Strm().WriteUnicodeOrByteText( rNd.GetNumString() );
 185
 186     String aStr( rNd.GetTxt() );
 187     if( rWrt.bASCII_ParaAsBlanc )
 188         aStr.SearchAndReplaceAll( 0x0A, ' ' );
 189
 190     const bool bExportSoftHyphens = RTL_TEXTENCODING_UCS2 == rWrt.GetAsciiOptions().GetCharSet() ||
 191                                     RTL_TEXTENCODING_UTF8 == rWrt.GetAsciiOptions().GetCharSet();
 192
 193     do {
 194         xub_StrLen nNextAttr = aAttrIter.WhereNext();
 195
 196         if( nNextAttr > nEnde )
 197             nNextAttr = nEnde;
 198
 199         if( !aAttrIter.OutAttr( nStrPos ))
 200         {
 201             String aOutStr( aStr.Copy( nStrPos, nNextAttr - nStrPos ) );
 202             if ( !bExportSoftHyphens )
 203                 aOutStr.EraseAllChars( CHAR_SOFTHYPHEN );
 204
 205             rWrt.Strm().WriteUnicodeOrByteText( aOutStr );
 206         }
 207         nStrPos = nNextAttr;
 208         aAttrIter.NextPos();
 209     } while( nStrPos < nEnde );
 210
 211     if( !bLastNd ||
 212         ( !rWrt.bWriteClipboardDoc && !rWrt.bASCII_NoLastLineEnd )
 213             && !nStrPos && nEnde == nNodeEnde )
 214         rWrt.Strm().WriteUnicodeOrByteText( ((SwASCWriter&)rWrt).GetLineEnd());
 215
 216     return rWrt;
 217 }
 218
 219 /*
 220  * lege hier jetzt die Tabellen fuer die ASCII-Funktions-Pointer auf
 221  * die Ausgabe-Funktionen an.
 222  * Es sind lokale Strukturen, die nur innerhalb der ASCII-DLL
 223  * bekannt sein muessen.
 224  */
 225
 226 SwNodeFnTab aASCNodeFnTab = {
 227 /* RES_TXTNODE  */                                       OutASC_SwTxtNode,
 228 /* RES_GRFNODE  */                                       0,
 229 /* RES_OLENODE  */                                       0
 230 };
 231