/************************************************************************* * * $RCSfile: itrtxt.hxx,v $ * * $Revision: 1.4 $ * * last change: $Author: ama $ $Date: 2001-02-06 15:24:26 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifndef _ITRTXT_HXX #define _ITRTXT_HXX #include "swtypes.hxx" #include "itratr.hxx" #include "inftxt.hxx" class SwTxtFrm; struct SwPosition; struct SwCrsrMoveState; class SwMarginPortion; class SwFlyPortion; /************************************************************************* * class SwTxtIter *************************************************************************/ class SwTxtIter : public SwAttrIter { protected: SwLineInfo aLineInf; Point aTopLeft; // erste Ausgabeposition SwTxtFrm *pFrm; SwTxtInfo *pInf; SwLineLayout *pCurr; SwLineLayout *pPrev; SwTwips nY; SwTwips nRegStart; // Anfangsposition (Y) des Registers xub_StrLen nStart; // Start im Textstring, Ende = pCurr->GetLen() KSHORT nRegDiff; // Zeilenabstand des Registers MSHORT nLineNr; // Zeilennummer sal_Bool bPrev : 1; sal_Bool bRegisterOn : 1; // Registerhaltigkeit sal_Bool bOneBlock : 1; // Blocksatz: Einzelwoerter austreiben sal_Bool bLastBlock : 1; // Blocksatz: Auch die letzte Zeile sal_Bool bLastCenter : 1; // Blocksatz: Letzte Zeile zentrieren sal_Bool bUnderPara : 1; // Absatz unterstrichen sal_Bool bEscPara : 1; // Absatz mit Escapement SwLineLayout *_GetPrev(); // Zuruecksetzen in die erste Zeile. void Init(); void CtorInit( SwTxtFrm *pFrm, SwTxtInfo *pInf ); inline SwTxtIter() { } public: inline SwTxtIter( SwTxtFrm *pFrm, SwTxtInfo *pInf ) { CtorInit( pFrm, pInf ); } inline const SwLineLayout *GetCurr() const { return pCurr; } // niemals 0! inline const SwLineLayout *GetNext() const { return pCurr->GetNext(); } const SwLineLayout *GetPrev(); inline xub_StrLen GetLength() const { return pCurr->GetLen(); } inline MSHORT GetLineNr() const { return nLineNr; } inline xub_StrLen GetStart() const { return nStart; } inline xub_StrLen GetEnd() const { return GetStart() + GetLength(); } inline SwTwips Y() const { return nY; } inline SwTwips RegStart() const { return nRegStart; } inline KSHORT RegDiff() const { return nRegDiff; } inline sal_Bool IsRegisterOn() const { return bRegisterOn; } inline SwTxtInfo &GetInfo() { return *pInf; } inline const SwTxtInfo &GetInfo() const { return *pInf; } inline void Top() { Init(); } void Bottom(); const SwLineLayout *Next(); const SwLineLayout *Prev(); void RecalcRealHeight(); // Ueberspringt die Dummyzeilen der FlyFrms const SwLineLayout *NextLine(); const SwLineLayout *PrevLine(); const SwLineLayout *GetNextLine() const; const SwLineLayout *GetPrevLine(); void CharToLine( const xub_StrLen ); const SwLineLayout *TwipsToLine(const SwTwips); // schneidet ab pCurr alle ab. void TruncLines( sal_Bool bNoteFollow = sal_False ); inline KSHORT GetLineHeight() const { return pCurr->GetRealHeight(); } void CalcRealHeight( sal_Bool bNewLine = sal_False ); void CalcAscentAndHeight( KSHORT &rAscent, KSHORT &rHeight ) const; // 5298, viel Aerger durch die Abfrage auf pCurr == pPara inline sal_Bool IsFirstTxtLine() const { return nStart == GetInfo().GetTxtStart() && !( pCurr->IsDummy() && GetNextLine() ); } // Als Ersatz fuer das alte IsFirstLine() inline sal_Bool IsParaLine() const { return pCurr == pInf->GetParaPortion(); } const SwLineInfo &GetLineInfo() const { return aLineInf; } inline const Point &GetFirstPos() const { return aTopLeft; } inline sal_Bool SeekAndChg( SwTxtSizeInfo &rInf ); inline sal_Bool SeekAndChgBefore( SwTxtSizeInfo &rInf ); inline sal_Bool SeekStartAndChg( SwTxtSizeInfo &rInf, const sal_Bool bPara=sal_False ); inline SwTxtFrm *GetTxtFrm() { return pFrm; } inline const SwTxtFrm *GetTxtFrm() const { return pFrm; } // zaehlt aufeinanderfolgende Trennungen, um MaxHyphens einzuhalten void CntHyphens( sal_uInt8 &nEndCnt, sal_uInt8 &nMidCnt) const; }; /************************************************************************* * class SwTxtMargin *************************************************************************/ class SwTxtMargin : public SwTxtIter { private: SwTwips nLeft; SwTwips nRight; SwTwips nFirst; KSHORT nDropLeft; KSHORT nDropHeight; KSHORT nDropDescent; MSHORT nDropLines; MSHORT nAdjust; protected: // fuer FormatQuoVadis inline void Right( const SwTwips nNew ) { nRight = nNew; } // fuer CalcFlyAdjust inline void SetDropLeft( const KSHORT nNew ) { nDropLeft = nNew; } void CtorInit( SwTxtFrm *pFrm, SwTxtSizeInfo *pInf ); inline SwTxtMargin() { } public: inline SwTxtMargin( SwTxtFrm *pFrm, SwTxtSizeInfo *pInf ) { CtorInit( pFrm, pInf ); } inline SwTwips GetLeftMargin() const; inline SwTwips Left() const; inline SwTwips Right() const { return nRight; } inline SwTwips FirstLeft() const { return nFirst; } inline SwTwips CurrWidth() const { return pCurr->PrtWidth(); } SwTwips GetLineStart() const; inline SwTwips GetLineEnd() const { return GetLineStart() + CurrWidth(); } inline Point GetTopLeft() const { return Point( GetLineStart(), Y() ); } inline sal_Bool IsOneBlock() const { return bOneBlock; } inline sal_Bool IsLastBlock() const { return bLastBlock; } inline sal_Bool IsLastCenter() const { return bLastCenter; } inline MSHORT GetAdjust() const { return nAdjust; } inline void SetAdjust( const MSHORT nNew ) { nAdjust = nNew; } inline KSHORT GetLineWidth() const { return KSHORT( Right() - GetLeftMargin() + 1 ); } inline SwTwips GetLeftMin() const { return nFirst < nLeft ? nFirst : nLeft; } inline sal_Bool HasNegFirst() const { return nFirst < nLeft; } // DropCaps inline MSHORT GetDropLines() const { return nDropLines; } inline void SetDropLines( const MSHORT nNew ) { nDropLines = nNew; } inline KSHORT GetDropLeft() const { return nDropLeft; } inline KSHORT GetDropHeight() const { return nDropHeight; } inline void SetDropHeight( const KSHORT nNew ) { nDropHeight = nNew; } inline KSHORT GetDropDescent() const { return nDropDescent; } inline void SetDropDescent( const KSHORT nNew ) { nDropDescent = nNew; } void DropInit(); // liefert TxtPos fuer Start und Ende der aktuellen Zeile ohne whitespaces // In frminf.cxx implementiert. xub_StrLen GetTxtStart() const; xub_StrLen GetTxtEnd() const; inline SwTxtSizeInfo &GetInfo() { return (SwTxtSizeInfo&)SwTxtIter::GetInfo(); } inline const SwTxtSizeInfo &GetInfo() const { return (const SwTxtSizeInfo&)SwTxtIter::GetInfo(); } }; /************************************************************************* * class SwTxtAdjuster *************************************************************************/ class SwTxtAdjuster : public SwTxtMargin { // Gleicht die Portions aus, wenn Adjustment und FlyFrms vorliegen. void CalcFlyAdjust( SwLineLayout *pCurr ); // ruft SplitGlues und CalcBlockAdjust void FormatBlock( ); // Erstellt bei kurzen Zeilen die Glue-Kette. SwMarginPortion *CalcRightMargin( SwLineLayout *pCurr, SwTwips nReal = 0 ); // Berechnung des Adjustments (FlyPortions) SwFlyPortion *CalcFlyPortion( const long nRealWidth, const SwRect &rCurrRect ); protected: inline SwTxtAdjuster() { } // spannt beim Blocksatz die Glues auf. void CalcNewBlock( SwLineLayout *pCurr, const SwLinePortion *pStopAt, SwTwips nReal = 0 ); public: inline SwTxtAdjuster( SwTxtFrm *pFrm, SwTxtSizeInfo *pInf ) { SwTxtMargin::CtorInit( pFrm, pInf ); } // wird von SwTxtFormatter wegen UpdatePos ueberladen void CalcAdjLine( SwLineLayout *pCurr ); // sorgt fuer das nachtraegliche adjustieren inline void GetAdjusted() const { if( pCurr->IsFormatAdj() ) ((SwTxtAdjuster*)this)->CalcAdjLine( pCurr ); } // DropCaps-Extrawurst void CalcDropAdjust(); void CalcDropRepaint(); }; /************************************************************************* * class SwTxtCursor *************************************************************************/ class SwTxtCursor : public SwTxtAdjuster { // A small helper-class to save SwTxtCursor member, manipulate them // and to restore them friend class SwTxtCursorSave; // 1170: Mehrdeutigkeiten static sal_Bool bRightMargin; void _GetCharRect(SwRect *, const xub_StrLen, SwCrsrMoveState* ); protected: void CtorInit( SwTxtFrm *pFrm, SwTxtSizeInfo *pInf ); inline SwTxtCursor() { } public: inline SwTxtCursor( SwTxtFrm *pFrm, SwTxtSizeInfo *pInf ) { CtorInit( pFrm, pInf ); } sal_Bool GetCharRect(SwRect *, const xub_StrLen, SwCrsrMoveState* = 0, const long nMax = 0 ); sal_Bool GetEndCharRect(SwRect *, const xub_StrLen, SwCrsrMoveState* = 0, const long nMax = 0 ); xub_StrLen GetCrsrOfst( SwPosition *pPos, const Point &rPoint, const MSHORT nChgNode, const SwCrsrMoveState* = 0 ) const; // 1170: beruecksichtigt Mehrdeutigkeiten; Implementierung s.u. const SwLineLayout *CharCrsrToLine( const xub_StrLen nPos ); static inline void SetRightMargin( const sal_Bool bNew ){ bRightMargin = bNew; } static inline sal_Bool IsRightMargin() { return bRightMargin; } }; /************************************************************************* * SwHookOut *************************************************************************/ class SwHookOut { SwTxtSizeInfo *pInf; public: inline SwHookOut( SwTxtSizeInfo *pInfo ) : pInf(pInfo->OnWin() && pInfo->GetPrt() ? pInfo : 0) { if( pInf ) pInf->SetPrtOut(); } inline ~SwHookOut() { if( pInf ) pInf->SetWinOut(); } }; /************************************************************************* * Inline-Implementierungen *************************************************************************/ inline sal_Bool SwTxtIter::SeekAndChg( SwTxtSizeInfo &rInf ) { return SwAttrIter::SeekAndChg( rInf.GetIdx(), rInf.GetOut() ); } inline sal_Bool SwTxtIter::SeekAndChgBefore( SwTxtSizeInfo &rInf ) { if ( rInf.GetIdx() ) return SwAttrIter::SeekAndChg( rInf.GetIdx()-1, rInf.GetOut() ); else return SwAttrIter::SeekAndChg( rInf.GetIdx(), rInf.GetOut() ); } inline sal_Bool SwTxtIter::SeekStartAndChg( SwTxtSizeInfo &rInf, const sal_Bool bPara ) { return SwAttrIter::SeekStartAndChg( rInf.GetOut(), bPara ); } inline SwTwips SwTxtMargin::GetLeftMargin() const { return IsFirstTxtLine() ? nFirst : Left(); } inline SwTwips SwTxtMargin::Left() const { return (nDropLines >= nLineNr && 1 != nLineNr) ? nFirst + nDropLeft : nLeft; } #endif