LCOV - code coverage report
Current view: top level - libreoffice/sc/source/filter/oox - richstring.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 72 214 33.6 %
Date: 2012-12-27 Functions: 18 39 46.2 %
Legend: Lines: hit not hit

          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             : 
      20             : #include "richstring.hxx"
      21             : 
      22             : #include <com/sun/star/text/XText.hpp>
      23             : #include <rtl/ustrbuf.hxx>
      24             : #include "oox/helper/attributelist.hxx"
      25             : #include "oox/helper/propertyset.hxx"
      26             : #include "biffinputstream.hxx"
      27             : 
      28             : namespace oox {
      29             : namespace xls {
      30             : 
      31             : // ============================================================================
      32             : 
      33             : using namespace ::com::sun::star::text;
      34             : using namespace ::com::sun::star::uno;
      35             : 
      36             : using ::rtl::OString;
      37             : using ::rtl::OUString;
      38             : using ::rtl::OUStringBuffer;
      39             : 
      40             : // ============================================================================
      41             : 
      42             : namespace {
      43             : 
      44             : const sal_uInt8 BIFF12_STRINGFLAG_FONTS         = 0x01;
      45             : const sal_uInt8 BIFF12_STRINGFLAG_PHONETICS     = 0x02;
      46             : 
      47          80 : inline bool lclNeedsRichTextFormat( const Font* pFont )
      48             : {
      49          80 :     return pFont && pFont->needsRichTextFormat();
      50             : }
      51             : 
      52             : } // namespace
      53             : 
      54             : // ============================================================================
      55             : 
      56          74 : RichStringPortion::RichStringPortion( const WorkbookHelper& rHelper ) :
      57             :     WorkbookHelper( rHelper ),
      58          74 :     mnFontId( -1 )
      59             : {
      60          74 : }
      61             : 
      62          74 : void RichStringPortion::setText( const OUString& rText )
      63             : {
      64          74 :     maText = rText;
      65          74 : }
      66             : 
      67           2 : FontRef RichStringPortion::createFont()
      68             : {
      69           2 :     mxFont.reset( new Font( *this, false ) );
      70           2 :     return mxFont;
      71             : }
      72             : 
      73           0 : void RichStringPortion::setFontId( sal_Int32 nFontId )
      74             : {
      75           0 :     mnFontId = nFontId;
      76           0 : }
      77             : 
      78          74 : void RichStringPortion::finalizeImport()
      79             : {
      80          74 :     if( mxFont.get() )
      81           2 :         mxFont->finalizeImport();
      82          72 :     else if( mnFontId >= 0 )
      83           0 :         mxFont = getStyles().getFont( mnFontId );
      84          74 : }
      85             : 
      86           2 : void RichStringPortion::convert( const Reference< XText >& rxText, const Font* pFont, bool bReplace )
      87             : {
      88           2 :     Reference< XTextRange > xRange;
      89           2 :     if( bReplace )
      90           0 :         xRange.set( rxText, UNO_QUERY );
      91             :     else
      92           2 :         xRange = rxText->getEnd();
      93             :     OSL_ENSURE( xRange.is(), "RichStringPortion::convert - cannot get text range interface" );
      94             : 
      95           2 :     if( xRange.is() )
      96             :     {
      97           2 :         xRange->setString( maText );
      98           2 :         if( mxFont.get() )
      99             :         {
     100           1 :             PropertySet aPropSet( xRange );
     101           1 :             mxFont->writeToPropertySet( aPropSet, FONT_PROPTYPE_TEXT );
     102             :         }
     103             : 
     104             :         /*  Some font attributes cannot be set to cell formatting in Calc but
     105             :             require to use rich formatting, e.g. font escapement. But do not
     106             :             use the passed font if this portion has its own font. */
     107           1 :         else if( lclNeedsRichTextFormat( pFont ) )
     108             :         {
     109           0 :             PropertySet aPropSet( xRange );
     110           0 :             pFont->writeToPropertySet( aPropSet, FONT_PROPTYPE_TEXT );
     111             :         }
     112           2 :     }
     113           2 : }
     114             : 
     115           2 : void RichStringPortion::writeFontProperties( const Reference<XText>& rxText, const Font* pFont ) const
     116             : {
     117           2 :     PropertySet aPropSet(rxText);
     118             : 
     119           2 :     if (mxFont.get())
     120           1 :         mxFont->writeToPropertySet(aPropSet, FONT_PROPTYPE_TEXT);
     121             : 
     122           2 :     if (lclNeedsRichTextFormat(pFont))
     123           0 :         pFont->writeToPropertySet(aPropSet, FONT_PROPTYPE_TEXT);
     124           2 : }
     125             : 
     126             : // ----------------------------------------------------------------------------
     127             : 
     128           0 : void FontPortionModel::read( SequenceInputStream& rStrm )
     129             : {
     130           0 :     mnPos = rStrm.readuInt16();
     131           0 :     mnFontId = rStrm.readuInt16();
     132           0 : }
     133             : 
     134             : // ----------------------------------------------------------------------------
     135             : 
     136           0 : void FontPortionModelList::appendPortion( const FontPortionModel& rPortion )
     137             : {
     138             :     // #i33341# real life -- same character index may occur several times
     139             :     OSL_ENSURE( empty() || (back().mnPos <= rPortion.mnPos), "FontPortionModelList::appendPortion - wrong char order" );
     140           0 :     if( empty() || (back().mnPos < rPortion.mnPos) )
     141           0 :         push_back( rPortion );
     142             :     else
     143           0 :         back().mnFontId = rPortion.mnFontId;
     144           0 : }
     145             : 
     146           0 : void FontPortionModelList::importPortions( SequenceInputStream& rStrm )
     147             : {
     148           0 :     sal_Int32 nCount = rStrm.readInt32();
     149           0 :     clear();
     150           0 :     if( nCount > 0 )
     151             :     {
     152           0 :         reserve( getLimitedValue< size_t, sal_Int64 >( nCount, 0, rStrm.getRemaining() / 4 ) );
     153             :         /*  #i33341# real life -- same character index may occur several times
     154             :             -> use appendPortion() to validate string position. */
     155           0 :         FontPortionModel aPortion;
     156           0 :         for( sal_Int32 nIndex = 0; !rStrm.isEof() && (nIndex < nCount); ++nIndex )
     157             :         {
     158           0 :             aPortion.read( rStrm );
     159           0 :             appendPortion( aPortion );
     160             :         }
     161             :     }
     162           0 : }
     163             : 
     164             : // ============================================================================
     165             : 
     166          98 : PhoneticDataModel::PhoneticDataModel() :
     167             :     mnFontId( -1 ),
     168             :     mnType( XML_fullwidthKatakana ),
     169          98 :     mnAlignment( XML_left )
     170             : {
     171          98 : }
     172             : 
     173           0 : void PhoneticDataModel::setBiffData( sal_Int32 nType, sal_Int32 nAlignment )
     174             : {
     175             :     static const sal_Int32 spnTypeIds[] = { XML_halfwidthKatakana, XML_fullwidthKatakana, XML_hiragana, XML_noConversion };
     176           0 :     mnType = STATIC_ARRAY_SELECT( spnTypeIds, nType, XML_fullwidthKatakana );
     177             : 
     178             :     static const sal_Int32 spnAlignments[] = { XML_noControl, XML_left, XML_center, XML_distributed };
     179           0 :     mnAlignment = STATIC_ARRAY_SELECT( spnAlignments, nAlignment, XML_left );
     180           0 : }
     181             : 
     182             : // ----------------------------------------------------------------------------
     183             : 
     184          98 : PhoneticSettings::PhoneticSettings( const WorkbookHelper& rHelper ) :
     185          98 :     WorkbookHelper( rHelper )
     186             : {
     187          98 : }
     188             : 
     189           0 : void PhoneticSettings::importPhoneticPr( const AttributeList& rAttribs )
     190             : {
     191           0 :     maModel.mnFontId    = rAttribs.getInteger( XML_fontId, -1 );
     192           0 :     maModel.mnType      = rAttribs.getToken( XML_type, XML_fullwidthKatakana );
     193           0 :     maModel.mnAlignment = rAttribs.getToken( XML_alignment, XML_left );
     194           0 : }
     195             : 
     196           0 : void PhoneticSettings::importPhoneticPr( SequenceInputStream& rStrm )
     197             : {
     198             :     sal_uInt16 nFontId;
     199             :     sal_Int32 nType, nAlignment;
     200           0 :     rStrm >> nFontId >> nType >> nAlignment;
     201           0 :     maModel.mnFontId = nFontId;
     202           0 :     maModel.setBiffData( nType, nAlignment );
     203           0 : }
     204             : 
     205           0 : void PhoneticSettings::importStringData( SequenceInputStream& rStrm )
     206             : {
     207             :     sal_uInt16 nFontId, nFlags;
     208           0 :     rStrm >> nFontId >> nFlags;
     209           0 :     maModel.mnFontId = nFontId;
     210           0 :     maModel.setBiffData( extractValue< sal_Int32 >( nFlags, 0, 2 ), extractValue< sal_Int32 >( nFlags, 2, 2 ) );
     211           0 : }
     212             : 
     213             : // ============================================================================
     214             : 
     215           0 : RichStringPhonetic::RichStringPhonetic( const WorkbookHelper& rHelper ) :
     216             :     WorkbookHelper( rHelper ),
     217             :     mnBasePos( -1 ),
     218           0 :     mnBaseEnd( -1 )
     219             : {
     220           0 : }
     221             : 
     222           0 : void RichStringPhonetic::setText( const OUString& rText )
     223             : {
     224           0 :     maText = rText;
     225           0 : }
     226             : 
     227           0 : void RichStringPhonetic::importPhoneticRun( const AttributeList& rAttribs )
     228             : {
     229           0 :     mnBasePos = rAttribs.getInteger( XML_sb, -1 );
     230           0 :     mnBaseEnd = rAttribs.getInteger( XML_eb, -1 );
     231           0 : }
     232             : 
     233           0 : void RichStringPhonetic::setBaseRange( sal_Int32 nBasePos, sal_Int32 nBaseEnd )
     234             : {
     235           0 :     mnBasePos = nBasePos;
     236           0 :     mnBaseEnd = nBaseEnd;
     237           0 : }
     238             : 
     239             : // ----------------------------------------------------------------------------
     240             : 
     241           0 : void PhoneticPortionModel::read( SequenceInputStream& rStrm )
     242             : {
     243           0 :     mnPos = rStrm.readuInt16();
     244           0 :     mnBasePos = rStrm.readuInt16();
     245           0 :     mnBaseLen = rStrm.readuInt16();
     246           0 : }
     247             : 
     248             : // ----------------------------------------------------------------------------
     249             : 
     250           0 : void PhoneticPortionModelList::appendPortion( const PhoneticPortionModel& rPortion )
     251             : {
     252             :     // same character index may occur several times
     253             :     OSL_ENSURE( empty() || ((back().mnPos <= rPortion.mnPos) &&
     254             :         (back().mnBasePos + back().mnBaseLen <= rPortion.mnBasePos)),
     255             :         "PhoneticPortionModelList::appendPortion - wrong char order" );
     256           0 :     if( empty() || (back().mnPos < rPortion.mnPos) )
     257             :     {
     258           0 :         push_back( rPortion );
     259             :     }
     260           0 :     else if( back().mnPos == rPortion.mnPos )
     261             :     {
     262           0 :         back().mnBasePos = rPortion.mnBasePos;
     263           0 :         back().mnBaseLen = rPortion.mnBaseLen;
     264             :     }
     265           0 : }
     266             : 
     267           0 : void PhoneticPortionModelList::importPortions( SequenceInputStream& rStrm )
     268             : {
     269           0 :     sal_Int32 nCount = rStrm.readInt32();
     270           0 :     clear();
     271           0 :     if( nCount > 0 )
     272             :     {
     273           0 :         reserve( getLimitedValue< size_t, sal_Int64 >( nCount, 0, rStrm.getRemaining() / 6 ) );
     274           0 :         PhoneticPortionModel aPortion;
     275           0 :         for( sal_Int32 nIndex = 0; !rStrm.isEof() && (nIndex < nCount); ++nIndex )
     276             :         {
     277           0 :             aPortion.read( rStrm );
     278           0 :             appendPortion( aPortion );
     279             :         }
     280             :     }
     281           0 : }
     282             : 
     283             : // ============================================================================
     284             : 
     285          73 : RichString::RichString( const WorkbookHelper& rHelper ) :
     286             :     WorkbookHelper( rHelper ),
     287          73 :     maPhonSettings( rHelper )
     288             : {
     289          73 : }
     290             : 
     291          71 : RichStringPortionRef RichString::importText( const AttributeList& )
     292             : {
     293          71 :     return createPortion();
     294             : }
     295             : 
     296           3 : RichStringPortionRef RichString::importRun( const AttributeList& )
     297             : {
     298           3 :     return createPortion();
     299             : }
     300             : 
     301           0 : RichStringPhoneticRef RichString::importPhoneticRun( const AttributeList& rAttribs )
     302             : {
     303           0 :     RichStringPhoneticRef xPhonetic = createPhonetic();
     304           0 :     xPhonetic->importPhoneticRun( rAttribs );
     305           0 :     return xPhonetic;
     306             : }
     307             : 
     308           0 : void RichString::importPhoneticPr( const AttributeList& rAttribs )
     309             : {
     310           0 :     maPhonSettings.importPhoneticPr( rAttribs );
     311           0 : }
     312             : 
     313           0 : void RichString::importString( SequenceInputStream& rStrm, bool bRich )
     314             : {
     315           0 :     sal_uInt8 nFlags = bRich ? rStrm.readuInt8() : 0;
     316           0 :     OUString aBaseText = BiffHelper::readString( rStrm );
     317             : 
     318           0 :     if( !rStrm.isEof() && getFlag( nFlags, BIFF12_STRINGFLAG_FONTS ) )
     319             :     {
     320           0 :         FontPortionModelList aPortions;
     321           0 :         aPortions.importPortions( rStrm );
     322           0 :         createTextPortions( aBaseText, aPortions );
     323             :     }
     324             :     else
     325             :     {
     326           0 :         createPortion()->setText( aBaseText );
     327             :     }
     328             : 
     329           0 :     if( !rStrm.isEof() && getFlag( nFlags, BIFF12_STRINGFLAG_PHONETICS ) )
     330             :     {
     331           0 :         OUString aPhoneticText = BiffHelper::readString( rStrm );
     332           0 :         PhoneticPortionModelList aPortions;
     333           0 :         aPortions.importPortions( rStrm );
     334           0 :         maPhonSettings.importStringData( rStrm );
     335           0 :         createPhoneticPortions( aPhoneticText, aPortions, aBaseText.getLength() );
     336           0 :     }
     337           0 : }
     338             : 
     339          73 : void RichString::finalizeImport()
     340             : {
     341          73 :     maTextPortions.forEachMem( &RichStringPortion::finalizeImport );
     342          73 : }
     343             : 
     344          78 : bool RichString::extractPlainString( OUString& orString, const Font* pFirstPortionFont ) const
     345             : {
     346          78 :     if( !maPhonPortions.empty() )
     347           0 :         return false;
     348          78 :     if( maTextPortions.empty() )
     349             :     {
     350           0 :         orString = OUString();
     351           0 :         return true;
     352             :     }
     353          78 :     if( (maTextPortions.size() == 1) && !maTextPortions.front()->hasFont() && !lclNeedsRichTextFormat( pFirstPortionFont ) )
     354             :     {
     355          77 :         orString = maTextPortions.front()->getText();
     356          77 :         return orString.indexOf( '\x0A' ) < 0;
     357             :     }
     358           1 :     return false;
     359             : }
     360             : 
     361           3 : void RichString::convert( const Reference< XText >& rxText, bool bReplaceOld, const Font* pFirstPortionFont ) const
     362             : {
     363           3 :     if (maTextPortions.size() == 1)
     364             :     {
     365             :         // Set text directly to the cell when the string has only one portion.
     366             :         // It's much faster this way.
     367           2 :         RichStringPortion& rPtn = *maTextPortions.front();
     368           2 :         rxText->setString(rPtn.getText());
     369           2 :         rPtn.writeFontProperties(rxText, pFirstPortionFont);
     370           5 :         return;
     371             :     }
     372             : 
     373           3 :     for( PortionVector::const_iterator aIt = maTextPortions.begin(), aEnd = maTextPortions.end(); aIt != aEnd; ++aIt )
     374             :     {
     375           2 :         (*aIt)->convert( rxText, pFirstPortionFont, bReplaceOld );
     376           2 :         pFirstPortionFont = 0;  // use passed font for first portion only
     377           2 :         bReplaceOld = false;    // do not replace first portion text with following portions
     378             :     }
     379             : }
     380             : 
     381             : // private --------------------------------------------------------------------
     382             : 
     383          74 : RichStringPortionRef RichString::createPortion()
     384             : {
     385          74 :     RichStringPortionRef xPortion( new RichStringPortion( *this ) );
     386          74 :     maTextPortions.push_back( xPortion );
     387          74 :     return xPortion;
     388             : }
     389             : 
     390           0 : RichStringPhoneticRef RichString::createPhonetic()
     391             : {
     392           0 :     RichStringPhoneticRef xPhonetic( new RichStringPhonetic( *this ) );
     393           0 :     maPhonPortions.push_back( xPhonetic );
     394           0 :     return xPhonetic;
     395             : }
     396             : 
     397           0 : void RichString::createTextPortions( const OUString& rText, FontPortionModelList& rPortions )
     398             : {
     399           0 :     maTextPortions.clear();
     400           0 :     if( !rText.isEmpty() )
     401             :     {
     402           0 :          sal_Int32 nStrLen = rText.getLength();
     403             :         // add leading and trailing string position to ease the following loop
     404           0 :         if( rPortions.empty() || (rPortions.front().mnPos > 0) )
     405           0 :             rPortions.insert( rPortions.begin(), FontPortionModel( 0, -1 ) );
     406           0 :         if( rPortions.back().mnPos < nStrLen )
     407           0 :             rPortions.push_back( FontPortionModel( nStrLen, -1 ) );
     408             : 
     409             :         // create all string portions according to the font id vector
     410           0 :         for( FontPortionModelList::const_iterator aIt = rPortions.begin(); aIt->mnPos < nStrLen; ++aIt )
     411             :         {
     412           0 :             sal_Int32 nPortionLen = (aIt + 1)->mnPos - aIt->mnPos;
     413           0 :             if( (0 < nPortionLen) && (aIt->mnPos + nPortionLen <= nStrLen) )
     414             :             {
     415           0 :                 RichStringPortionRef xPortion = createPortion();
     416           0 :                 xPortion->setText( rText.copy( aIt->mnPos, nPortionLen ) );
     417           0 :                 xPortion->setFontId( aIt->mnFontId );
     418             :             }
     419             :         }
     420             :     }
     421           0 : }
     422             : 
     423           0 : void RichString::createPhoneticPortions( const ::rtl::OUString& rText, PhoneticPortionModelList& rPortions, sal_Int32 nBaseLen )
     424             : {
     425           0 :     maPhonPortions.clear();
     426           0 :     if( !rText.isEmpty())
     427             :     {
     428           0 :         sal_Int32 nStrLen = rText.getLength();
     429             :         // no portions - assign phonetic text to entire base text
     430           0 :         if( rPortions.empty() )
     431           0 :             rPortions.push_back( PhoneticPortionModel( 0, 0, nBaseLen ) );
     432             :         // add trailing string position to ease the following loop
     433           0 :         if( rPortions.back().mnPos < nStrLen )
     434           0 :             rPortions.push_back( PhoneticPortionModel( nStrLen, nBaseLen, 0 ) );
     435             : 
     436             :         // create all phonetic portions according to the portions vector
     437           0 :         for( PhoneticPortionModelList::const_iterator aIt = rPortions.begin(); aIt->mnPos < nStrLen; ++aIt )
     438             :         {
     439           0 :             sal_Int32 nPortionLen = (aIt + 1)->mnPos - aIt->mnPos;
     440           0 :             if( (0 < nPortionLen) && (aIt->mnPos + nPortionLen <= nStrLen) )
     441             :             {
     442           0 :                 RichStringPhoneticRef xPhonetic = createPhonetic();
     443           0 :                 xPhonetic->setText( rText.copy( aIt->mnPos, nPortionLen ) );
     444           0 :                 xPhonetic->setBaseRange( aIt->mnBasePos, aIt->mnBasePos + aIt->mnBaseLen );
     445             :             }
     446             :         }
     447             :     }
     448           0 : }
     449             : 
     450             : // ============================================================================
     451             : 
     452             : } // namespace xls
     453           9 : } // namespace oox
     454             : 
     455             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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