Line data    Source code

       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             : #ifndef INCLUDED_SW_SOURCE_CORE_TEXT_ITRATR_HXX
      20             : #define INCLUDED_SW_SOURCE_CORE_TEXT_ITRATR_HXX
      21             : #include <atrhndl.hxx>
      22             : 
      23             : #include "txttypes.hxx"
      24             : #include "swfont.hxx"
      25             : #include "porlay.hxx"
      26             : 
      27             : class OutputDevice;
      28             : class SwFont;
      29             : class SwpHints;
      30             : class SwTxtAttr;
      31             : class SwAttrSet;
      32             : class SwTxtNode;
      33             : class SwRedlineItr;
      34             : class SwViewShell;
      35             : class SwTxtFrm;
      36             : 
      37             : class SwAttrIter
      38             : {
      39             :     friend class SwFontSave;
      40             : protected:
      41             : 
      42             :     SwAttrHandler aAttrHandler;
      43             :     SwViewShell *pShell;
      44             :     SwFont *pFnt;
      45             :     SwpHints  *pHints;
      46             :     const SwAttrSet* pAttrSet;       // The char attribute set
      47             :     SwScriptInfo* pScriptInfo;
      48             : 
      49             : private:
      50             :     OutputDevice *pLastOut;
      51             :     MSHORT nChgCnt;
      52             :     SwRedlineItr *pRedln;
      53             :     sal_Int32 nStartIndex, nEndIndex, nPos;
      54             :     sal_uInt8 nPropFont;
      55             :     const void* aMagicNo[ SW_SCRIPTS ];
      56             :     MSHORT aFntIdx[ SW_SCRIPTS ];
      57             :     const SwTxtNode* m_pTxtNode;
      58             : 
      59             :     void SeekFwd( const sal_Int32 nPos );
      60           0 :     void SetFnt( SwFont* pNew ) { pFnt = pNew; }
      61             : 
      62             : protected:
      63             :     void Chg( SwTxtAttr *pHt );
      64             :     void Rst( SwTxtAttr *pHt );
      65             :     void CtorInitAttrIter( SwTxtNode& rTxtNode, SwScriptInfo& rScrInf, SwTxtFrm* pFrm = 0 );
      66           0 :     SwAttrIter(SwTxtNode* pTxtNode)
      67             :         : pShell(0)
      68             :         , pFnt(0)
      69             :         , pHints(0)
      70             :         , pAttrSet(0)
      71             :         , pScriptInfo(0)
      72             :         , pLastOut(0)
      73             :         , nChgCnt(0)
      74             :         , pRedln(0)
      75             :         , nStartIndex(0)
      76             :         , nEndIndex(0)
      77             :         , nPos(0)
      78             :         , nPropFont(0)
      79           0 :         , m_pTxtNode(pTxtNode)
      80             :         {
      81           0 :             aMagicNo[SW_LATIN] = aMagicNo[SW_CJK] = aMagicNo[SW_CTL] = NULL;
      82           0 :         }
      83             : 
      84             : public:
      85             :     // Constructor, destructor
      86           0 :     SwAttrIter( SwTxtNode& rTxtNode, SwScriptInfo& rScrInf )
      87           0 :         : pShell(0), pFnt(0), pHints(0), pScriptInfo(0), pLastOut(0), nChgCnt(0), pRedln(0),nPropFont(0), m_pTxtNode(&rTxtNode)
      88           0 :         { CtorInitAttrIter( rTxtNode, rScrInf ); }
      89             : 
      90             :     virtual ~SwAttrIter();
      91             : 
      92           0 :     SwRedlineItr *GetRedln() { return pRedln; }
      93             :     // The parameter returns the position of the next change before or at the
      94             :     // char position.
      95             :     sal_Int32 GetNextAttr( ) const;
      96             :     /// Enables the attributes used at char pos nPos in the logical font
      97             :     bool Seek( const sal_Int32 nPos );
      98             :     // Creates the font at the specified position via Seek() and checks
      99             :     // if it's a symbol font.
     100             :     bool IsSymbol( const sal_Int32 nPos );
     101             : 
     102             :     /** Executes ChgPhysFnt if Seek() returns true
     103             :      *  and change font to merge character border with neighbours.
     104             :     **/
     105             :     bool SeekAndChgAttrIter( const sal_Int32 nPos, OutputDevice* pOut );
     106             :     bool SeekStartAndChgAttrIter( OutputDevice* pOut, const bool bParaFont = false );
     107             : 
     108             :     // Do we have an attribute change at all?
     109           0 :     bool HasHints() const { return 0 != pHints; }
     110             : 
     111             :     // Returns the attribute for a position
     112             :     SwTxtAttr *GetAttr( const sal_Int32 nPos ) const;
     113             : 
     114             :     const SwAttrSet* GetAttrSet() const { return pAttrSet; }
     115             : 
     116           0 :     const SwpHints *GetHints() const { return pHints; }
     117             : 
     118           0 :     SwFont *GetFnt() { return pFnt; }
     119           0 :     const SwFont *GetFnt() const { return pFnt; }
     120             : 
     121           0 :     sal_uInt8 GetPropFont() const { return nPropFont; }
     122           0 :     void SetPropFont( const sal_uInt8 nNew ) { nPropFont = nNew; }
     123             : 
     124           0 :     SwAttrHandler& GetAttrHandler() { return aAttrHandler; }
     125             : };
     126             : 
     127             : #endif
     128             : 
     129             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */