xmloff/source/style/backhdl.cxx

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  28
  29 #include <tools/debug.hxx>
  30 #include <backhdl.hxx>
  31 #include <xmloff/xmltoken.hxx>
  32 #include <xmloff/xmluconv.hxx>
  33 #include <sax/tools/converter.hxx>
  34 #include <com/sun/star/uno/Any.hxx>
  35 #include <rtl/ustrbuf.hxx>
  36
  37 using ::rtl::OUString;
  38 using ::rtl::OUStringBuffer;
  39
  40 using namespace ::com::sun::star;
  41 using namespace ::xmloff::token;
  42
  43 SvXMLEnumMapEntry pXML_BrushHorizontalPos[] =
  44 {
  45     { XML_LEFT,             style::GraphicLocation_LEFT_MIDDLE   },
  46     { XML_RIGHT,            style::GraphicLocation_RIGHT_MIDDLE },
  47     { XML_TOKEN_INVALID,    0       }
  48 };
  49
  50 SvXMLEnumMapEntry pXML_BrushVerticalPos[] =
  51 {
  52     { XML_TOP,              style::GraphicLocation_MIDDLE_TOP   },
  53     { XML_BOTTOM,           style::GraphicLocation_MIDDLE_BOTTOM    },
  54     { XML_TOKEN_INVALID,    0       }
  55 };
  56
  57 ///////////////////////////////////////////////////////////////////////////////
  58 //
  59 // class XMLBackGraphicPositionPropHdl
  60 //
  61
  62 XMLBackGraphicPositionPropHdl::~XMLBackGraphicPositionPropHdl()
  63 {
  64     // Nothing to do
  65 }
  66
  67 sal_Bool XMLBackGraphicPositionPropHdl::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& ) const
  68 {
  69     sal_Bool bRet = sal_True;
  70     style::GraphicLocation ePos = style::GraphicLocation_NONE, eTmp;
  71     sal_uInt16 nTmp;
  72     SvXMLTokenEnumerator aTokenEnum( rStrImpValue );
  73     OUString aToken;
  74     sal_Bool bHori = sal_False, bVert = sal_False;
  75
  76     while( bRet && aTokenEnum.getNextToken( aToken ) )
  77     {
  78         if( bHori && bVert )
  79         {
  80             bRet = sal_False;
  81         }
  82         else if( -1 != aToken.indexOf( sal_Unicode('%') ) )
  83         {
  84             sal_Int32 nPrc = 50;
  85             if (::sax::Converter::convertPercent( nPrc, aToken ))
  86             {
  87                 if( !bHori )
  88                 {
  89                     ePos = nPrc < 25 ? style::GraphicLocation_LEFT_TOP :
  90                                        (nPrc < 75 ? style::GraphicLocation_MIDDLE_MIDDLE :
  91                                                     style::GraphicLocation_RIGHT_BOTTOM);
  92                     bHori = sal_True;
  93                 }
  94                 else
  95                 {
  96                     eTmp = nPrc < 25 ? style::GraphicLocation_LEFT_TOP:
  97                                        (nPrc < 75 ? style::GraphicLocation_LEFT_MIDDLE :
  98                                                     style::GraphicLocation_LEFT_BOTTOM);
  99                     MergeXMLVertPos( ePos, eTmp );
 100                     bVert = sal_True;
 101                 }
 102             }
 103             else
 104             {
 105                 // wrong percentage
 106                 bRet = sal_False;
 107             }
 108         }
 109         else if( IsXMLToken( aToken, XML_CENTER ) )
 110         {
 111             if( bHori )
 112                 MergeXMLVertPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
 113             else if ( bVert )
 114                 MergeXMLHoriPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
 115             else
 116                 ePos = style::GraphicLocation_MIDDLE_MIDDLE;
 117         }
 118         else if( SvXMLUnitConverter::convertEnum( nTmp, aToken, pXML_BrushHorizontalPos ) )
 119         {
 120             if( bVert )
 121                 MergeXMLHoriPos( ePos, (style::GraphicLocation)nTmp );
 122             else if( !bHori )
 123                 ePos = (style::GraphicLocation)nTmp;
 124             else
 125                 bRet = sal_False;
 126
 127             bHori = sal_True;
 128         }
 129         else if( SvXMLUnitConverter::convertEnum( nTmp, aToken, pXML_BrushVerticalPos ) )
 130         {
 131             if( bHori )
 132                 MergeXMLVertPos( ePos, (style::GraphicLocation)nTmp );
 133             else if( !bVert )
 134                 ePos = (style::GraphicLocation)nTmp;
 135             else
 136                 bRet = sal_False;
 137             bVert = sal_True;
 138         }
 139         else
 140         {
 141             bRet = sal_False;
 142         }
 143     }
 144
 145     bRet &= style::GraphicLocation_NONE != ePos;
 146     if( bRet )
 147         rValue <<= (style::GraphicLocation)(sal_uInt16)ePos;
 148
 149     return bRet;
 150 }
 151
 152 sal_Bool XMLBackGraphicPositionPropHdl::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& ) const
 153 {
 154     sal_Bool bRet = sal_True;
 155     OUStringBuffer aOut;
 156
 157     style::GraphicLocation eLocation;
 158     if( !( rValue >>= eLocation ) )
 159     {
 160         sal_Int32 nValue = 0;
 161         if( rValue >>= nValue )
 162             eLocation = (style::GraphicLocation)nValue;
 163         else
 164             bRet = sal_False;
 165     }
 166
 167     if( bRet )
 168     {
 169         bRet = sal_False;
 170
 171         switch( eLocation )
 172         {
 173         case style::GraphicLocation_LEFT_TOP:
 174         case style::GraphicLocation_MIDDLE_TOP:
 175         case style::GraphicLocation_RIGHT_TOP:
 176             aOut.append( GetXMLToken(XML_TOP) );
 177             bRet = sal_True;
 178             break;
 179         case style::GraphicLocation_LEFT_MIDDLE:
 180         case style::GraphicLocation_MIDDLE_MIDDLE:
 181         case style::GraphicLocation_RIGHT_MIDDLE:
 182             aOut.append( GetXMLToken(XML_CENTER) );
 183             bRet = sal_True;
 184             break;
 185         case style::GraphicLocation_LEFT_BOTTOM:
 186         case style::GraphicLocation_MIDDLE_BOTTOM:
 187         case style::GraphicLocation_RIGHT_BOTTOM:
 188             aOut.append( GetXMLToken(XML_BOTTOM) );
 189             bRet = sal_True;
 190             break;
 191         default:
 192             break;
 193         }
 194
 195         if( bRet )
 196         {
 197             aOut.append( sal_Unicode( ' ' ) );
 198
 199             switch( eLocation )
 200             {
 201             case style::GraphicLocation_LEFT_TOP:
 202             case style::GraphicLocation_LEFT_BOTTOM:
 203             case style::GraphicLocation_LEFT_MIDDLE:
 204                 aOut.append( GetXMLToken(XML_LEFT) );
 205                 break;
 206             case style::GraphicLocation_MIDDLE_TOP:
 207             case style::GraphicLocation_MIDDLE_MIDDLE:
 208             case style::GraphicLocation_MIDDLE_BOTTOM:
 209                 aOut.append( GetXMLToken(XML_CENTER) );
 210                 break;
 211             case style::GraphicLocation_RIGHT_MIDDLE:
 212             case style::GraphicLocation_RIGHT_TOP:
 213             case style::GraphicLocation_RIGHT_BOTTOM:
 214                 aOut.append( GetXMLToken(XML_RIGHT) );
 215                 break;
 216             default:
 217                 break;
 218             }
 219         }
 220     }
 221
 222     rStrExpValue = aOut.makeStringAndClear();
 223
 224     return bRet;
 225 }
 226
 227 void XMLBackGraphicPositionPropHdl::MergeXMLVertPos( style::GraphicLocation& ePos, style::GraphicLocation eVert ) const
 228 {
 229     switch( ePos )
 230     {
 231     case style::GraphicLocation_LEFT_TOP:
 232     case style::GraphicLocation_LEFT_MIDDLE:
 233     case style::GraphicLocation_LEFT_BOTTOM:
 234         ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
 235                style::GraphicLocation_LEFT_TOP :
 236               (style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
 237                style::GraphicLocation_LEFT_MIDDLE :
 238                style::GraphicLocation_LEFT_BOTTOM);
 239         ePos = eVert;
 240         break;
 241
 242     case style::GraphicLocation_MIDDLE_TOP:
 243     case style::GraphicLocation_MIDDLE_MIDDLE:
 244     case style::GraphicLocation_MIDDLE_BOTTOM:
 245         ePos = eVert;
 246         break;
 247
 248     case style::GraphicLocation_RIGHT_TOP:
 249     case style::GraphicLocation_RIGHT_MIDDLE:
 250     case style::GraphicLocation_RIGHT_BOTTOM:
 251         ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
 252                style::GraphicLocation_RIGHT_TOP :
 253               (style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
 254                style::GraphicLocation_RIGHT_MIDDLE :
 255                style::GraphicLocation_RIGHT_BOTTOM);
 256         break;
 257     default:
 258         break;
 259     }
 260 }
 261
 262 void XMLBackGraphicPositionPropHdl::MergeXMLHoriPos( style::GraphicLocation& ePos, style::GraphicLocation eHori ) const
 263 {
 264     DBG_ASSERT( style::GraphicLocation_LEFT_MIDDLE==eHori || style::GraphicLocation_MIDDLE_MIDDLE==eHori || style::GraphicLocation_RIGHT_MIDDLE==eHori,
 265                 "lcl_frmitems_MergeXMLHoriPos: vertical pos must be middle" );
 266
 267     switch( ePos )
 268     {
 269     case style::GraphicLocation_LEFT_TOP:
 270     case style::GraphicLocation_MIDDLE_TOP:
 271     case style::GraphicLocation_RIGHT_TOP:
 272         ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
 273                style::GraphicLocation_LEFT_TOP :
 274               (style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
 275                style::GraphicLocation_MIDDLE_TOP :
 276                style::GraphicLocation_RIGHT_TOP);
 277         break;
 278
 279     case style::GraphicLocation_LEFT_MIDDLE:
 280     case style::GraphicLocation_MIDDLE_MIDDLE:
 281     case style::GraphicLocation_RIGHT_MIDDLE:
 282         ePos = eHori;
 283         break;
 284
 285     case style::GraphicLocation_LEFT_BOTTOM:
 286     case style::GraphicLocation_MIDDLE_BOTTOM:
 287     case style::GraphicLocation_RIGHT_BOTTOM:
 288         ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
 289                style::GraphicLocation_LEFT_BOTTOM :
 290               (style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
 291                style::GraphicLocation_MIDDLE_BOTTOM :
 292                style::GraphicLocation_RIGHT_BOTTOM);
 293         break;
 294     default:
 295         break;
 296     }
 297 }
 298
 299 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */