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 <vcl/settings.hxx>
  32 #include <unotools/lingucfg.hxx>
  33 #include <osl/diagnose.h>
  34
  35 #include <algorithm>
  36 #include <memory>
  37
  38 namespace frm
  39 {
  40     //= RichTextEngine
  41
  42
  43     RichTextEngine* RichTextEngine::Create()
  44     {
  45         SolarMutexGuard g;
  46
  47         rtl::Reference<SfxItemPool> pPool = EditEngine::CreatePool();
  48         pPool->FreezeIdRanges();
  49
  50         RichTextEngine* pReturn = new RichTextEngine( pPool.get() );
  51         OutputDevice* pOutputDevice = pReturn->GetRefDevice();
  52         const MapMode& aDeviceMapMode( pOutputDevice->GetMapMode() );
  53
  54         pReturn->SetStatusEventHdl( LINK( pReturn, RichTextEngine, EditEngineStatusChanged ) );
  55
  56         pPool->SetDefaultMetric(aDeviceMapMode.GetMapUnit());
  57
  58         // defaults
  59         vcl::Font aFont = Application::GetSettings().GetStyleSettings().GetAppFont();
  60         aFont.SetFamilyName( "Times New Roman" );
  61         pPool->SetPoolDefaultItem( SvxFontItem( aFont.GetFamilyType(), aFont.GetFamilyName(), OUString(), aFont.GetPitch(), aFont.GetCharSet(), EE_CHAR_FONTINFO ) );
  62
  63         // 12 pt font size
  64         MapMode aPointMapMode( MapUnit::MapPoint );
  65         Size a12PointSize( OutputDevice::LogicToLogic( Size( 12, 0 ), aPointMapMode, aDeviceMapMode ) );
  66         pPool->SetPoolDefaultItem( SvxFontHeightItem( a12PointSize.Width(), 100, EE_CHAR_FONTHEIGHT ) );
  67
  68         // font languages
  69         SvtLinguOptions aLinguOpt;
  70         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage, EE_CHAR_LANGUAGE ) );
  71         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage_CJK, EE_CHAR_LANGUAGE_CJK ) );
  72         pPool->SetPoolDefaultItem( SvxLanguageItem( aLinguOpt.nDefaultLanguage_CTL, EE_CHAR_LANGUAGE_CTL ) );
  73
  74         return pReturn;
  75     }
  76
  77
  78     RichTextEngine* RichTextEngine::Clone()
  79     {
  80         RichTextEngine* pClone( nullptr );
  81         {
  82             SolarMutexGuard aGuard;
  83             std::unique_ptr<EditTextObject> pMyText(CreateTextObject());
  84             OSL_ENSURE( pMyText, "RichTextEngine::Clone: CreateTextObject returned nonsense!" );
  85
  86             pClone = Create();
  87
  88             if ( pMyText )
  89                 pClone->SetText( *pMyText );
  90         }
  91
  92         return pClone;
  93     }
  94
  95
  96     RichTextEngine::RichTextEngine( SfxItemPool* _pPool )
  97         :EditEngine( _pPool )
  98     {
  99     }
 100
 101
 102     RichTextEngine::~RichTextEngine( )
 103     {
 104     }
 105
 106
 107     void RichTextEngine::registerEngineStatusListener( IEngineStatusListener* _pListener )
 108     {
 109         OSL_ENSURE( _pListener, "RichTextEngine::registerEngineStatusListener: invalid listener!" );
 110         if ( _pListener )
 111             m_aStatusListeners.push_back( _pListener );
 112     }
 113
 114
 115     void RichTextEngine::revokeEngineStatusListener( IEngineStatusListener const * _pListener )
 116     {
 117         ::std::vector< IEngineStatusListener* >::iterator aPos = ::std::find(
 118             m_aStatusListeners.begin(),
 119             m_aStatusListeners.end(),
 120             _pListener
 121         );
 122         OSL_ENSURE( aPos != m_aStatusListeners.end(), "RichTextEngine::revokeEngineStatusListener: listener not registered!" );
 123         if ( aPos != m_aStatusListeners.end() )
 124             m_aStatusListeners.erase( aPos );
 125     }
 126
 127
 128     IMPL_LINK( RichTextEngine, EditEngineStatusChanged, EditStatus&, _rStatus, void )
 129     {
 130         for (auto const& statusListener : m_aStatusListeners)
 131             statusListener->EditEngineStatusChanged( _rStatus );
 132     }
 133
 134
 135 }   // namespace frm
 136
 137
 138 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */