forms/source/richtext/richtextengine.cxx

   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 "richtextengine.hxx"
  21 #include <svl/itempool.hxx>
  22 #include <editeng/eeitem.hxx>
  23 #include <editeng/editobj.hxx>
  24 #include <editeng/fhgtitem.hxx>
  25 #include <editeng/fontitem.hxx>
  26 #include <editeng/langitem.hxx>
  27 #include <vcl/svapp.hxx>
  28 #include <tools/mapunit.hxx>
  29 #include <vcl/mapmod.hxx>
  30 #include <vcl/outdev.hxx>
  31 #include <unotools/lingucfg.hxx>
  32 #include <svl/undo.hxx>
  33 #include <osl/mutex.hxx>
  34
  35 #include <algorithm>
  36 #include <functional>
  37
  38 //........................................................................
  39 namespace frm
  40 {
  41 //........................................................................
  42
  43     //====================================================================
  44     //= RichTextEngine
  45     //====================================================================
  46     //--------------------------------------------------------------------
  47     RichTextEngine* RichTextEngine::Create()
  48     {
  49         SfxItemPool* pPool = EditEngine::CreatePool();
  50         pPool->FreezeIdRanges();
  51
  52         RichTextEngine* pReturn = new RichTextEngine( pPool );
  53         OutputDevice* pOutputDevice = pReturn->GetRefDevice();
  54         MapMode aDeviceMapMode( pOutputDevice->GetMapMode() );
  55
  56         pReturn->SetStatusEventHdl( LINK( pReturn, RichTextEngine, EditEngineStatusChanged ) );
  57
  58         pPool->SetDefaultMetric(  (SfxMapUnit)( aDeviceMapMode.GetMapUnit() ) );
  59
  60         // defaults
  61         Font aFont = Application::GetSettings().GetStyleSettings().GetAppFont();
  62         aFont.SetName( String( "Times New Roman" ) );
  63         pPool->SetPoolDefaultItem( SvxFontItem( aFont.GetFamily(), aFont.GetName(), String(), aFont.GetPitch(), aFont.GetCharSet(), EE_CHAR_FONTINFO ) );
  64
  65         // 12 pt font size
  66         MapMode aPointMapMode( MAP_POINT );
  67         Size a12PointSize( OutputDevice::LogicToLogic( Size( 12, 0 ), aPointMapMode, aDeviceMapMode ) );
  68         pPool->SetPoolDefaultItem( SvxFontHeightItem( a12PointSize.Width(), 100, EE_CHAR_FONTHEIGHT ) );
  69
  70         // font languages
  71         SvtLinguOptions aLinguOpt;
  72         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage, EE_CHAR_LANGUAGE ) );
  73         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage_CJK, EE_CHAR_LANGUAGE_CJK ) );
  74         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage_CTL, EE_CHAR_LANGUAGE_CTL ) );
  75
  76         return pReturn;
  77     }
  78
  79     //--------------------------------------------------------------------
  80     RichTextEngine* RichTextEngine::Clone()
  81     {
  82         RichTextEngine* pClone( NULL );
  83         {
  84             SolarMutexGuard aGuard;
  85             EditTextObject* pMyText = CreateTextObject();
  86             OSL_ENSURE( pMyText, "RichTextEngine::Clone: CreateTextObject returned nonsense!" );
  87
  88             pClone = Create();
  89
  90             if ( pMyText )
  91                 pClone->SetText( *pMyText );
  92             delete pMyText;
  93         }
  94
  95         return pClone;
  96     }
  97
  98     DBG_NAME(RichTextEngine)
  99     //--------------------------------------------------------------------
 100     RichTextEngine::RichTextEngine( SfxItemPool* _pPool )
 101         :EditEngine( _pPool )
 102         ,m_pEnginePool( _pPool )
 103     {
 104         DBG_CTOR(RichTextEngine,NULL);
 105     }
 106
 107     //--------------------------------------------------------------------
 108     RichTextEngine::~RichTextEngine( )
 109     {
 110         DBG_DTOR(RichTextEngine,NULL);
 111     }
 112
 113     //--------------------------------------------------------------------
 114     void RichTextEngine::registerEngineStatusListener( IEngineStatusListener* _pListener )
 115     {
 116         OSL_ENSURE( _pListener, "RichTextEngine::registerEngineStatusListener: invalid listener!" );
 117         if ( _pListener )
 118             m_aStatusListeners.push_back( _pListener );
 119     }
 120
 121     //--------------------------------------------------------------------
 122     void RichTextEngine::revokeEngineStatusListener( IEngineStatusListener* _pListener )
 123     {
 124         ::std::vector< IEngineStatusListener* >::iterator aPos = ::std::find_if(
 125             m_aStatusListeners.begin(),
 126             m_aStatusListeners.end(),
 127             ::std::bind2nd( ::std::equal_to< IEngineStatusListener* >( ), _pListener )
 128         );
 129         OSL_ENSURE( aPos != m_aStatusListeners.end(), "RichTextEngine::revokeEngineStatusListener: listener not registered!" );
 130         if ( aPos != m_aStatusListeners.end() )
 131             m_aStatusListeners.erase( aPos );
 132     }
 133
 134     //--------------------------------------------------------------------
 135     IMPL_LINK( RichTextEngine, EditEngineStatusChanged, EditStatus*, _pStatus )
 136     {
 137         for ( ::std::vector< IEngineStatusListener* >::const_iterator aLoop = m_aStatusListeners.begin();
 138               aLoop != m_aStatusListeners.end();
 139               ++aLoop
 140             )
 141             (*aLoop)->EditEngineStatusChanged( *_pStatus );
 142         return 0L;
 143     }
 144
 145 //........................................................................
 146 }   // namespace frm
 147 //........................................................................
 148
 149 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */