writerfilter/source/dmapper/GraphicHelpers.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 #include "ConversionHelper.hxx"
  20 #include "GraphicHelpers.hxx"
  21
  22 #include <ooxml/resourceids.hxx>
  23
  24 #include <com/sun/star/text/HoriOrientation.hpp>
  25 #include <com/sun/star/text/VertOrientation.hpp>
  26 #include <com/sun/star/text/RelOrientation.hpp>
  27 #include <com/sun/star/text/WrapTextMode.hpp>
  28
  29 #include "dmapperLoggers.hxx"
  30
  31 #include <iostream>
  32 using namespace std;
  33
  34 namespace writerfilter {
  35 namespace dmapper {
  36
  37 using namespace com::sun::star;
  38
  39 int PositionHandler::savedPositionOffsetV = 0;
  40 int PositionHandler::savedPositionOffsetH = 0;
  41 int PositionHandler::savedAlignV = text::VertOrientation::NONE;
  42 int PositionHandler::savedAlignH = text::HoriOrientation::NONE;
  43
  44 PositionHandler::PositionHandler( bool vertical ) :
  45 LoggedProperties(dmapper_logger, "PositionHandler")
  46 {
  47     m_nRelation = text::RelOrientation::FRAME;
  48     if( vertical )
  49     {
  50         m_nPosition = savedPositionOffsetV;
  51         m_nOrient = savedAlignV;
  52         savedPositionOffsetV = 0;
  53         savedAlignV = text::VertOrientation::NONE;
  54     }
  55     else
  56     {
  57         m_nPosition = savedPositionOffsetH;
  58         m_nOrient = savedAlignH;
  59         savedPositionOffsetH = 0;
  60         savedAlignH = text::HoriOrientation::NONE;
  61     }
  62 }
  63
  64 PositionHandler::~PositionHandler( )
  65 {
  66 }
  67
  68 void PositionHandler::lcl_attribute( Id aName, Value& rVal )
  69 {
  70     sal_Int32 nIntValue = rVal.getInt( );
  71     switch ( aName )
  72     {
  73         case NS_ooxml::LN_CT_PosV_relativeFrom:
  74             {
  75                 // TODO There are some other unhandled values
  76                 static Id pVertRelValues[] =
  77                 {
  78                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromV_margin,
  79                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromV_page,
  80                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromV_paragraph,
  81                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromV_line
  82                 };
  83
  84                 static sal_Int16 pVertRelations[] =
  85                 {
  86                     text::RelOrientation::PAGE_PRINT_AREA,
  87                     text::RelOrientation::PAGE_FRAME,
  88                     text::RelOrientation::FRAME,
  89                     text::RelOrientation::TEXT_LINE
  90                 };
  91
  92                 for ( int i = 0; i < 4; i++ )
  93                 {
  94                     if ( pVertRelValues[i] == sal_uInt32( nIntValue ) )
  95                         m_nRelation = pVertRelations[i];
  96                 }
  97             }
  98             break;
  99         case NS_ooxml::LN_CT_PosH_relativeFrom:
 100             {
 101                 // TODO There are some other unhandled values
 102                 static Id pHoriRelValues[] =
 103                 {
 104                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromH_margin,
 105                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromH_page,
 106                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromH_column,
 107                     NS_ooxml::LN_Value_wordprocessingDrawing_ST_RelFromH_character
 108                 };
 109
 110                 static sal_Int16 pHoriRelations[] =
 111                 {
 112                     text::RelOrientation::PAGE_PRINT_AREA,
 113                     text::RelOrientation::PAGE_FRAME,
 114                     text::RelOrientation::FRAME,
 115                     text::RelOrientation::CHAR,
 116                 };
 117
 118                 for ( int i = 0; i < 4; i++ )
 119                 {
 120                     if ( pHoriRelValues[i] == sal_uInt32( nIntValue ) )
 121                         m_nRelation = pHoriRelations[i];
 122                 }
 123             }
 124             break;
 125         default:
 126 #ifdef DEBUG_DOMAINMAPPER
 127             dmapper_logger->element("unhandled");
 128 #endif
 129             break;
 130     }
 131 }
 132
 133 void PositionHandler::lcl_sprm( Sprm& )
 134 {
 135 }
 136
 137 void PositionHandler::setPositionOffset(const OUString & sText, bool vertical)
 138 {
 139     if( vertical )
 140         savedPositionOffsetV = ConversionHelper::convertEMUToMM100( sText.toInt32());
 141     else
 142         savedPositionOffsetH = ConversionHelper::convertEMUToMM100( sText.toInt32());
 143 }
 144
 145 void PositionHandler::setAlignH(const OUString & sText)
 146 {
 147     if( sText == "left")
 148         savedAlignH = text::HoriOrientation::LEFT;
 149     else if( sText == "right" )
 150         savedAlignH = text::HoriOrientation::RIGHT;
 151     else if( sText == "center" )
 152         savedAlignH = text::HoriOrientation::CENTER;
 153     else if( sText == "inside" )
 154         savedAlignH = text::HoriOrientation::INSIDE;
 155     else if( sText == "outside" )
 156         savedAlignH = text::HoriOrientation::OUTSIDE;
 157 }
 158
 159 void PositionHandler::setAlignV(const OUString & sText)
 160 {
 161     if( sText == "top" )
 162         savedAlignV = text::VertOrientation::TOP;
 163     else if( sText == "bottom" )
 164         savedAlignV = text::VertOrientation::BOTTOM;
 165     else if( sText == "center" )
 166         savedAlignV = text::VertOrientation::CENTER;
 167     else if( sText == "inside" )
 168         savedAlignV = text::VertOrientation::NONE;
 169     else if( sText == "outside" )
 170         savedAlignV = text::VertOrientation::NONE;
 171 }
 172
 173 WrapHandler::WrapHandler( ) :
 174 LoggedProperties(dmapper_logger, "WrapHandler"),
 175     m_nType( 0 ),
 176     m_nSide( 0 )
 177 {
 178 }
 179
 180 WrapHandler::~WrapHandler( )
 181 {
 182 }
 183
 184 void WrapHandler::lcl_attribute( Id aName, Value& rVal )
 185 {
 186     switch ( aName )
 187     {
 188         case NS_ooxml::LN_CT_Wrap_type:
 189             m_nType = sal_Int32( rVal.getInt( ) );
 190             break;
 191         case NS_ooxml::LN_CT_Wrap_side:
 192             m_nSide = sal_Int32( rVal.getInt( ) );
 193             break;
 194         default:;
 195     }
 196 }
 197
 198 void WrapHandler::lcl_sprm( Sprm& )
 199 {
 200 }
 201
 202 sal_Int32 WrapHandler::getWrapMode( )
 203 {
 204     // The wrap values do not map directly to our wrap mode,
 205     // e.g. none in .docx actually means through in LO.
 206     sal_Int32 nMode = com::sun::star::text::WrapTextMode_THROUGHT;
 207
 208     switch ( m_nType )
 209     {
 210         case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapType_square:
 211         // through and tight are somewhat complicated, approximate
 212         case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapType_tight:
 213         case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapType_through:
 214             {
 215                 switch ( m_nSide )
 216                 {
 217                     case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapSide_left:
 218                         nMode = com::sun::star::text::WrapTextMode_LEFT;
 219                         break;
 220                     case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapSide_right:
 221                         nMode = com::sun::star::text::WrapTextMode_RIGHT;
 222                         break;
 223                     default:
 224                         nMode = com::sun::star::text::WrapTextMode_PARALLEL;
 225                 }
 226             }
 227             break;
 228         case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapType_topAndBottom:
 229             nMode = com::sun::star::text::WrapTextMode_NONE;
 230             break;
 231         case NS_ooxml::LN_Value_vml_wordprocessingDrawing_ST_WrapType_none:
 232         default:
 233             nMode = com::sun::star::text::WrapTextMode_THROUGHT;
 234     }
 235
 236     return nMode;
 237 }
 238
 239
 240 void GraphicZOrderHelper::addItem( uno::Reference< beans::XPropertySet > props, sal_Int32 relativeHeight )
 241 {
 242     items[ relativeHeight ] = props;
 243 }
 244
 245 // The relativeHeight value in .docx is an arbitrary number, where only the relative ordering matters.
 246 // But in Writer, the z-order is index in 0..(numitems-1) range, so whenever a new item needs to be
 247 // added in the proper z-order, it is necessary to find the proper index.
 248 sal_Int32 GraphicZOrderHelper::findZOrder( sal_Int32 relativeHeight )
 249 {
 250     Items::const_iterator it = items.begin();
 251     while( it != items.end())
 252     {
 253         // std::map is iterated sorted by key
 254         // if there is an item that has the same z-order, we belong under it
 255         if( it->first >= relativeHeight )
 256             break; // this is the first one higher, we belong right before it
 257         else
 258             ++it;
 259     }
 260     if( it == items.end()) // we're topmost
 261     {
 262         if( items.empty())
 263             return 0;
 264         sal_Int32 itemZOrder(0);
 265         --it;
 266         if( it->second->getPropertyValue(PropertyNameSupplier::GetPropertyNameSupplier()
 267             .GetName( PROP_Z_ORDER )) >>= itemZOrder )
 268             return itemZOrder + 1; // after the topmost
 269     }
 270     else
 271     {
 272         sal_Int32 itemZOrder(0);
 273         if( it->second->getPropertyValue(PropertyNameSupplier::GetPropertyNameSupplier()
 274             .GetName( PROP_Z_ORDER )) >>= itemZOrder )
 275             return itemZOrder; // before the item
 276     }
 277     SAL_WARN( "writerfilter", "findZOrder() didn't find item z-order" );
 278     return 0; // this should not(?) happen
 279 }
 280
 281 } }
 282
 283 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */