editeng/source/uno/unoedhlp.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * Copyright 2000, 2010 Oracle and/or its affiliates.
   7  *
   8  * OpenOffice.org - a multi-platform office productivity suite
   9  *
  10  * This file is part of OpenOffice.org.
  11  *
  12  * OpenOffice.org is free software: you can redistribute it and/or modify
  13  * it under the terms of the GNU Lesser General Public License version 3
  14  * only, as published by the Free Software Foundation.
  15  *
  16  * OpenOffice.org is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU Lesser General Public License version 3 for more details
  20  * (a copy is included in the LICENSE file that accompanied this code).
  21  *
  22  * You should have received a copy of the GNU Lesser General Public License
  23  * version 3 along with OpenOffice.org.  If not, see
  24  * <http://www.openoffice.org/license.html>
  25  * for a copy of the LGPLv3 License.
  26  *
  27  ************************************************************************/
  28
  29 #include <editeng/unoedhlp.hxx>
  30 #include <editeng/editdata.hxx>
  31 #include <editeng/editeng.hxx>
  32
  33 //------------------------------------------------------------------------
  34
  35 TYPEINIT1( SvxEditSourceHint, TextHint );
  36
  37 SvxEditSourceHint::SvxEditSourceHint( sal_uLong _nId ) :
  38     TextHint( _nId ),
  39     mnStart( 0 ),
  40     mnEnd( 0 )
  41 {
  42 }
  43
  44 SvxEditSourceHint::SvxEditSourceHint( sal_uLong _nId, sal_uLong nValue, sal_uLong nStart, sal_uLong nEnd ) :
  45     TextHint( _nId, nValue ),
  46     mnStart( nStart),
  47     mnEnd( nEnd )
  48 {
  49 }
  50
  51 sal_uLong SvxEditSourceHint::GetValue() const
  52 {
  53     return TextHint::GetValue();
  54 }
  55
  56 sal_uLong SvxEditSourceHint::GetStartValue() const
  57 {
  58     return mnStart;
  59 }
  60
  61 sal_uLong SvxEditSourceHint::GetEndValue() const
  62 {
  63     return mnEnd;
  64 }
  65
  66 //------------------------------------------------------------------------
  67
  68 ::std::auto_ptr<SfxHint> SvxEditSourceHelper::EENotification2Hint( EENotify* aNotify )
  69 {
  70     if( aNotify )
  71     {
  72         switch( aNotify->eNotificationType )
  73         {
  74             case EE_NOTIFY_TEXTMODIFIED:
  75                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_MODIFIED, aNotify->nParagraph ) );
  76
  77             case EE_NOTIFY_PARAGRAPHINSERTED:
  78                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_PARAINSERTED, aNotify->nParagraph ) );
  79
  80             case EE_NOTIFY_PARAGRAPHREMOVED:
  81                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_PARAREMOVED, aNotify->nParagraph ) );
  82
  83             case EE_NOTIFY_PARAGRAPHSMOVED:
  84                 return ::std::auto_ptr<SfxHint>( new SvxEditSourceHint( EDITSOURCE_HINT_PARASMOVED, aNotify->nParagraph, aNotify->nParam1, aNotify->nParam2 ) );
  85
  86             case EE_NOTIFY_TEXTHEIGHTCHANGED:
  87                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_TEXTHEIGHTCHANGED, aNotify->nParagraph ) );
  88
  89             case EE_NOTIFY_TEXTVIEWSCROLLED:
  90                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_VIEWSCROLLED ) );
  91
  92             case EE_NOTIFY_TEXTVIEWSELECTIONCHANGED:
  93                 return ::std::auto_ptr<SfxHint>( new SvxEditSourceHint( EDITSOURCE_HINT_SELECTIONCHANGED ) );
  94
  95             case EE_NOTIFY_BLOCKNOTIFICATION_START:
  96                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_BLOCKNOTIFICATION_START, 0 ) );
  97
  98             case EE_NOTIFY_BLOCKNOTIFICATION_END:
  99                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_BLOCKNOTIFICATION_END, 0 ) );
 100
 101             case EE_NOTIFY_INPUT_START:
 102                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_INPUT_START, 0 ) );
 103
 104             case EE_NOTIFY_INPUT_END:
 105                 return ::std::auto_ptr<SfxHint>( new TextHint( TEXT_HINT_INPUT_END, 0 ) );
 106
 107             default:
 108                 OSL_FAIL( "SvxEditSourceHelper::EENotification2Hint unknown notification" );
 109                 break;
 110         }
 111     }
 112
 113     return ::std::auto_ptr<SfxHint>( new SfxHint() );
 114 }
 115
 116 sal_Bool SvxEditSourceHelper::GetAttributeRun( sal_uInt16& nStartIndex, sal_uInt16& nEndIndex, const EditEngine& rEE, sal_uInt16 nPara, sal_uInt16 nIndex )
 117 {
 118     std::vector<EECharAttrib> aCharAttribs;
 119
 120     rEE.GetCharAttribs( nPara, aCharAttribs );
 121
 122     // find closest index in front of nIndex
 123     sal_uInt16 nCurrIndex;
 124     sal_Int32 nClosestStartIndex = 0;
 125     for(std::vector<EECharAttrib>::iterator i = aCharAttribs.begin(); i < aCharAttribs.end(); ++i)
 126     {
 127         nCurrIndex = i->nStart;
 128
 129         if( nCurrIndex > nIndex )
 130             break; // aCharAttribs array is sorted in increasing order for nStart values
 131         else if( nCurrIndex > nClosestStartIndex )
 132         {
 133             nClosestStartIndex = nCurrIndex;
 134         }
 135     }
 136
 137     // find closest index behind of nIndex
 138     sal_Int32 nClosestEndIndex = rEE.GetTextLen(nPara);
 139     for(std::vector<EECharAttrib>::iterator i = aCharAttribs.begin(); i < aCharAttribs.end(); ++i)
 140     {
 141         nCurrIndex = i->nEnd;
 142
 143         if( nCurrIndex > nIndex && nCurrIndex < nClosestEndIndex )
 144             nClosestEndIndex = nCurrIndex;
 145     }
 146
 147     nStartIndex = static_cast<sal_uInt16>( nClosestStartIndex );
 148     nEndIndex = static_cast<sal_uInt16>( nClosestEndIndex );
 149
 150     return sal_True;
 151 }
 152
 153 Point SvxEditSourceHelper::EEToUserSpace( const Point& rPoint, const Size& rEESize, bool bIsVertical )
 154 {
 155     return bIsVertical ? Point( -rPoint.Y() + rEESize.Height(), rPoint.X() ) : rPoint;
 156 }
 157
 158 Point SvxEditSourceHelper::UserSpaceToEE( const Point& rPoint, const Size& rEESize, bool bIsVertical )
 159 {
 160     return bIsVertical ? Point( rPoint.Y(), -rPoint.X() + rEESize.Height() ) : rPoint;
 161 }
 162
 163 Rectangle SvxEditSourceHelper::EEToUserSpace( const Rectangle& rRect, const Size& rEESize, bool bIsVertical )
 164 {
 165     return bIsVertical ? Rectangle( EEToUserSpace(rRect.BottomLeft(), rEESize, bIsVertical),
 166                                     EEToUserSpace(rRect.TopRight(), rEESize, bIsVertical) ) : rRect;
 167 }
 168
 169 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */