oox/source/vml/vmlshapecontext.cxx

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  30
  31 #include "oox/vml/vmlshapecontext.hxx"
  32 #include "oox/vml/vmlshape.hxx"
  33 #include "oox/vml/vmlshapecontainer.hxx"
  34
  35 using ::rtl::OUString;
  36 using ::com::sun::star::awt::Point;
  37 using ::oox::core::ContextHandler2;
  38 using ::oox::core::ContextHandler2Helper;
  39 using ::oox::core::ContextHandlerRef;
  40
  41 namespace oox {
  42 namespace vml {
  43
  44 // ============================================================================
  45
  46 namespace {
  47
  48 bool lclSeparateValue( OUString& orName, OUString& orValue, const OUString& rAttrib, sal_Unicode cSep = ':' )
  49 {
  50     sal_Int32 nSepPos = rAttrib.indexOf( cSep );
  51     if( nSepPos <= 0 ) return false;
  52     orName = rAttrib.copy( 0, nSepPos ).trim();
  53     orValue = rAttrib.copy( nSepPos + 1 ).trim();
  54     return (orName.getLength() > 0) && (orValue.getLength() > 0);
  55 }
  56
  57 /** Returns the boolean value from the passed string (supported: f, t, False, True).
  58     @param bDefaultForEmpty  Default value for the empty string.
  59  */
  60 bool lclDecodeBool( const OUString& rValue, bool bDefaultForEmpty )
  61 {
  62     if( rValue.getLength() == 0 ) return bDefaultForEmpty;
  63     // anything else than 't' or 'True' is considered to be false, as specified
  64     return ((rValue.getLength() == 1) && (rValue[ 0 ] == 't')) || (rValue == CREATE_OUSTRING( "True" ));
  65 }
  66
  67 } // namespace
  68
  69 // ============================================================================
  70
  71 ShapeClientDataContext::ShapeClientDataContext( ContextHandler2Helper& rParent,
  72         const AttributeList& rAttribs, ShapeClientData& rClientData ) :
  73     ContextHandler2( rParent ),
  74     mrClientData( rClientData )
  75 {
  76     mrClientData.mnObjType = rAttribs.getToken( XML_ObjectType, XML_TOKEN_INVALID );
  77 }
  78
  79 ContextHandlerRef ShapeClientDataContext::onCreateContext( sal_Int32 /*nElement*/, const AttributeList& /*rAttribs*/ )
  80 {
  81     return isRootElement() ? this : 0;
  82 }
  83
  84 void ShapeClientDataContext::onEndElement( const OUString& rChars )
  85 {
  86     switch( getCurrentElement() )
  87     {
  88         case VMLX_TOKEN( Anchor ):      mrClientData.maAnchor = rChars;                             break;
  89         case VMLX_TOKEN( FmlaLink ):    mrClientData.maLinkedCell = rChars;                         break;
  90         case VMLX_TOKEN( FmlaPict ):    mrClientData.maPictureLink = rChars;                        break;
  91         case VMLX_TOKEN( FmlaRange ):   mrClientData.maSourceRange = rChars;                        break;
  92         case VMLX_TOKEN( PrintObject ): mrClientData.mbPrintObject = lclDecodeBool( rChars, true ); break;
  93     }
  94 }
  95
  96 // ============================================================================
  97
  98 ShapeContextBase::ShapeContextBase( ContextHandler2Helper& rParent ) :
  99     ContextHandler2( rParent )
 100 {
 101 }
 102
 103 /*static*/ ContextHandlerRef ShapeContextBase::createContext( ContextHandler2Helper& rParent,
 104         sal_Int32 nElement, const AttributeList& rAttribs, ShapeContainer& rShapes )
 105 {
 106     switch( nElement )
 107     {
 108         case VML_TOKEN( shapetype ):
 109             return new ShapeTypeContext( rParent, rAttribs, rShapes.createShapeType() );
 110         case VML_TOKEN( group ):
 111             return new GroupShapeContext( rParent, rAttribs, rShapes.createShape< GroupShape >() );
 112         case VML_TOKEN( shape ):
 113             return new ShapeContext( rParent, rAttribs, rShapes.createShape< ComplexShape >() );
 114         case VML_TOKEN( rect ):
 115         case VML_TOKEN( roundrect ):
 116             return new ShapeContext( rParent, rAttribs, rShapes.createShape< RectangleShape >() );
 117         case VML_TOKEN( oval ):
 118             return new ShapeContext( rParent, rAttribs, rShapes.createShape< EllipseShape >() );
 119         case VML_TOKEN( polyline ):
 120             return new ShapeContext( rParent, rAttribs, rShapes.createShape< PolyLineShape >() );
 121
 122         // TODO:
 123         case VML_TOKEN( arc ):
 124         case VML_TOKEN( curve ):
 125         case VML_TOKEN( line ):
 126         case VML_TOKEN( diagram ):
 127         case VML_TOKEN( image ):
 128             return new ShapeContext( rParent, rAttribs, rShapes.createShape< ComplexShape >() );
 129     }
 130     return false;
 131 }
 132
 133 // ============================================================================
 134
 135 ShapeTypeContext::ShapeTypeContext( ContextHandler2Helper& rParent, const AttributeList& rAttribs, ShapeType& rShapeType ) :
 136     ShapeContextBase( rParent ),
 137     mrTypeModel( rShapeType.getTypeModel() )
 138 {
 139     // shape identifier and shape name
 140     bool bHasOspid = rAttribs.hasAttribute( O_TOKEN( spid ) );
 141     mrTypeModel.maShapeId = rAttribs.getXString( bHasOspid ? O_TOKEN( spid ) : XML_id, OUString() );
 142     OSL_ENSURE( mrTypeModel.maShapeId.getLength() > 0, "ShapeTypeContext::ShapeTypeContext - missing shape identifier" );
 143     // if the o:spid attribute exists, the id attribute contains the user-defined shape name
 144     if( bHasOspid )
 145         mrTypeModel.maName = rAttribs.getXString( XML_id, OUString() );
 146     // builtin shape type identifier
 147     mrTypeModel.monShapeType = rAttribs.getInteger( O_TOKEN( spt ) );
 148     // coordinate system position/size
 149     setCoordOrigin( rAttribs.getString( XML_coordorigin, OUString() ) );
 150     setCoordSize( rAttribs.getString( XML_coordsize, OUString() ) );
 151     // CSS style
 152     setStyle( rAttribs.getString( XML_style, OUString() ) );
 153     // border line
 154     mrTypeModel.mobStroked = rAttribs.getBool( XML_stroked );
 155     mrTypeModel.moStrokeColor = rAttribs.getString( XML_strokecolor );
 156     // shape fill
 157     mrTypeModel.mobFilled = rAttribs.getBool( XML_filled );
 158     mrTypeModel.moFillColor = rAttribs.getString( XML_fillcolor );
 159 }
 160
 161 ContextHandlerRef ShapeTypeContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
 162 {
 163     if( isRootElement() ) switch( nElement )
 164     {
 165         case VML_TOKEN( imagedata ):
 166             OptValue< OUString > oGraphicRelId = rAttribs.getString( O_TOKEN( relid ) );
 167             if( oGraphicRelId.has() )
 168                 mrTypeModel.moGraphicPath = getFragmentPathFromRelId( oGraphicRelId.get() );
 169             mrTypeModel.moGraphicTitle = rAttribs.getString( O_TOKEN( title ) );
 170         break;
 171     }
 172     return 0;
 173 }
 174
 175 void ShapeTypeContext::setCoordOrigin( const OUString& rCoordOrigin )
 176 {
 177     OUString aCoordL, aCoordT;
 178     if( lclSeparateValue( aCoordL, aCoordT, rCoordOrigin, ',' ) )
 179     {
 180         mrTypeModel.monCoordLeft = aCoordL.toInt32();
 181         mrTypeModel.monCoordTop = aCoordT.toInt32();
 182     }
 183 }
 184
 185 void ShapeTypeContext::setCoordSize( const OUString& rCoordSize )
 186 {
 187     OUString aCoordW, aCoordH;
 188     if( lclSeparateValue( aCoordW, aCoordH, rCoordSize, ',' ) )
 189     {
 190         mrTypeModel.monCoordWidth = aCoordW.toInt32();
 191         mrTypeModel.monCoordHeight = aCoordH.toInt32();
 192     }
 193 }
 194
 195 void ShapeTypeContext::setStyle( const OUString& rStyle )
 196 {
 197     sal_Int32 nIndex = 0;
 198     while( nIndex >= 0 )
 199     {
 200         OUString aName, aValue;
 201         if( lclSeparateValue( aName, aValue, rStyle.getToken( 0, ';', nIndex ) ) )
 202         {
 203                  if( aName.equalsAscii( "position" ) )      mrTypeModel.maPosition = aValue;
 204             else if( aName.equalsAscii( "left" ) )          mrTypeModel.maLeft = aValue;
 205             else if( aName.equalsAscii( "top" ) )           mrTypeModel.maTop = aValue;
 206             else if( aName.equalsAscii( "width" ) )         mrTypeModel.maWidth = aValue;
 207             else if( aName.equalsAscii( "height" ) )        mrTypeModel.maHeight = aValue;
 208             else if( aName.equalsAscii( "margin-left" ) )   mrTypeModel.maMarginLeft = aValue;
 209             else if( aName.equalsAscii( "margin-top" ) )    mrTypeModel.maMarginTop = aValue;
 210         }
 211     }
 212 }
 213
 214 // ============================================================================
 215
 216 ShapeContext::ShapeContext( ContextHandler2Helper& rParent, const AttributeList& rAttribs, ShapeBase& rShape ) :
 217     ShapeTypeContext( rParent, rAttribs, rShape ),
 218     mrShapeModel( rShape.getShapeModel() )
 219 {
 220     // collect shape specific attributes
 221     mrShapeModel.maType = rAttribs.getXString( XML_type, OUString() );
 222     // polyline path
 223     setPoints( rAttribs.getString( XML_points, OUString() ) );
 224 }
 225
 226 ContextHandlerRef ShapeContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
 227 {
 228     // Excel specific shape client data
 229     if( isRootElement() && (nElement == VMLX_TOKEN( ClientData )) )
 230         return new ShapeClientDataContext( *this, rAttribs, mrShapeModel.createClientData() );
 231     // handle remaining stuff in base class
 232     return ShapeTypeContext::onCreateContext( nElement, rAttribs );
 233 }
 234
 235 void ShapeContext::setPoints( const OUString& rPoints )
 236 {
 237     mrShapeModel.maPoints.clear();
 238     sal_Int32 nIndex = 0;
 239     while( nIndex >= 0 )
 240     {
 241         sal_Int32 nX = rPoints.getToken( 0, ',', nIndex ).toInt32();
 242         sal_Int32 nY = rPoints.getToken( 0, ',', nIndex ).toInt32();
 243         mrShapeModel.maPoints.push_back( Point( nX, nY ) );
 244     }
 245 }
 246
 247 // ============================================================================
 248
 249 GroupShapeContext::GroupShapeContext( ContextHandler2Helper& rParent, const AttributeList& rAttribs, GroupShape& rShape ) :
 250     ShapeContext( rParent, rAttribs, rShape ),
 251     mrShapes( rShape.getChildren() )
 252 {
 253 }
 254
 255 ContextHandlerRef GroupShapeContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
 256 {
 257     // try to create a context of an embedded shape
 258     ContextHandlerRef xContext = ShapeContextBase::createContext( *this, nElement, rAttribs, mrShapes );
 259     // handle remaining stuff of this shape in base class
 260     return xContext.get() ? xContext : ShapeContext::onCreateContext( nElement, rAttribs );
 261 }
 262
 263 // ============================================================================
 264
 265 } // namespace vml
 266 } // namespace oox
 267