KD Chart 2: KDChart::AttributesModel Class Reference

enum KDChart::AttributesModel::PaletteType

Enumerator:

PaletteTypeDefault
PaletteTypeRainbow
PaletteTypeSubdued

Definition at line 50 of file KDChartAttributesModel.h.

00050                      {
00051         PaletteTypeDefault = 0,
00052         PaletteTypeRainbow = 1,
00053         PaletteTypeSubdued = 2
00054     };

AttributesModel::AttributesModel	(	QAbstractItemModel *	model,
		QObject *	parent = `0`
	)			`[explicit]`

Definition at line 59 of file KDChartAttributesModel.cpp.

References KDChart::DataValueLabelAttributesRole, KDChart::DataValueAttributes::defaultAttributesAsVariant(), setDefaultForRole(), and setSourceModel().

00060   : AbstractProxyModel( parent ),
00061     mPaletteType( PaletteTypeDefault )
00062 {
00063     setSourceModel(model);
00064     setDefaultForRole( KDChart::DataValueLabelAttributesRole,
00065                        DataValueAttributes::defaultAttributesAsVariant() );
00066 }

AttributesModel::~AttributesModel ( )

Definition at line 68 of file KDChartAttributesModel.cpp.

00069 {
00070 }

void KDChart::AttributesModel::attributesChanged	(	const QModelIndex &	,
		const QModelIndex &
	)			`[signal]`

Referenced by setData(), setHeaderData(), and setModelData().

int AttributesModel::columnCount ( const QModelIndex & index ) const

[reimplemented]

Definition at line 532 of file KDChartAttributesModel.cpp.

References KDChart::AbstractProxyModel::mapToSource().

Referenced by StockDiagram::calculateDataBoundaries(), KDChart::AbstractDiagram::datasetBrushes(), KDChart::AbstractDiagram::datasetLabels(), KDChart::AbstractDiagram::datasetMarkers(), KDChart::AbstractDiagram::datasetPens(), and setModelData().

00533 {
00534     if ( sourceModel() ) {
00535         return sourceModel()->columnCount( mapToSource(index) );
00536     } else {
00537         return 0;
00538     }
00539 }

bool AttributesModel::compare ( const AttributesModel * other ) const

Definition at line 85 of file KDChartAttributesModel.cpp.

References compareAttributes(), mDataMap, mHorizontalHeaderDataMap, mModelDataMap, mVerticalHeaderDataMap, and paletteType().

Referenced by KDChart::AbstractDiagram::compare().

00086 {
00087     if( other == this ) return true;
00088     if( ! other ){
00089         //qDebug() << "AttributesModel::compare() cannot compare to Null pointer";
00090         return false;
00091     }
00092 
00093     {
00094         if (mDataMap.count() != other->mDataMap.count()){
00095             //qDebug() << "AttributesModel::compare() dataMap have different sizes";
00096             return false;
00097         }
00098         QMap<int, QMap<int, QMap<int, QVariant> > >::const_iterator itA = mDataMap.constBegin();
00099         QMap<int, QMap<int, QMap<int, QVariant> > >::const_iterator itB = other->mDataMap.constBegin();
00100         while (itA != mDataMap.constEnd()) {
00101             if ((*itA).count() != (*itB).count()){
00102                 //qDebug() << "AttributesModel::compare() dataMap/map have different sizes";
00103                 return false;
00104             }
00105             QMap<int, QMap<int, QVariant> >::const_iterator it2A = (*itA).constBegin();
00106             QMap<int, QMap<int, QVariant> >::const_iterator it2B = (*itB).constBegin();
00107             while (it2A != itA->constEnd()) {
00108                 if ((*it2A).count() != (*it2B).count()){
00109                     //qDebug() << "AttributesModel::compare() dataMap/map/map have different sizes:"
00110                     //        << (*it2A).count() << (*it2B).count();
00111                     return false;
00112                 }
00113                 QMap<int, QVariant>::const_iterator it3A = (*it2A).constBegin();
00114                 QMap<int, QVariant>::const_iterator it3B = (*it2B).constBegin();
00115                 while (it3A != it2A->constEnd()) {
00116                     if ( it3A.key() != it3B.key() ){
00117                         //qDebug( "AttributesModel::compare()\n"
00118                         //        "   dataMap[%i, %i] values have different types.  A: %x  B: %x",
00119                         //        itA.key(), it2A.key(), it3A.key(), it3B.key());
00120                         return false;
00121                     }
00122                     if ( ! compareAttributes( it3A.key(), it3A.value(), it3B.value() ) ){
00123                         //qDebug( "AttributesModel::compare()\n"
00124                         //        "   dataMap[%i, %i] values are different. Role: %x", itA.key(), it2A.key(), it3A.key());
00125                         return false;
00126                     }
00127                     ++it3A;
00128                     ++it3B;
00129                 }
00130                 ++it2A;
00131                 ++it2B;
00132             }
00133             ++itA;
00134             ++itB;
00135         }
00136     }
00137     {
00138         if (mHorizontalHeaderDataMap.count() != other->mHorizontalHeaderDataMap.count()){
00139             //qDebug() << "AttributesModel::compare() horizontalHeaderDataMap have different sizes";
00140             return false;
00141         }
00142         QMap<int, QMap<int, QVariant> >::const_iterator itA = mHorizontalHeaderDataMap.constBegin();
00143         QMap<int, QMap<int, QVariant> >::const_iterator itB = other->mHorizontalHeaderDataMap.constBegin();
00144         while (itA != mHorizontalHeaderDataMap.constEnd()) {
00145             if ((*itA).count() != (*itB).count()){
00146                 //qDebug() << "AttributesModel::compare() horizontalHeaderDataMap/map have different sizes";
00147                 return false;
00148             }
00149             QMap<int, QVariant>::const_iterator it2A = (*itA).constBegin();
00150             QMap<int, QVariant>::const_iterator it2B = (*itB).constBegin();
00151             while (it2A != itA->constEnd()) {
00152                 if ( it2A.key() != it2B.key() ){
00153                     //qDebug( "AttributesModel::compare()\n"
00154                     //        "   horizontalHeaderDataMap[ %i ] values have different types.  A: %x  B: %x",
00155                     //        itA.key(), it2A.key(), it2B.key());
00156                     return false;
00157                 }
00158                 if ( ! compareAttributes( it2A.key(), it2A.value(), it2B.value() ) ){
00159                     //qDebug( "AttributesModel::compare()\n"
00160                     //        "   horizontalHeaderDataMap[ %i ] values are different. Role: %x", itA.key(), it2A.key() );
00161                     return false;
00162                 }
00163                 ++it2A;
00164                 ++it2B;
00165             }
00166             ++itA;
00167             ++itB;
00168         }
00169     }
00170     {
00171         if (mVerticalHeaderDataMap.count() != other->mVerticalHeaderDataMap.count()){
00172             //qDebug() << "AttributesModel::compare() verticalHeaderDataMap have different sizes";
00173             return false;
00174         }
00175         QMap<int, QMap<int, QVariant> >::const_iterator itA = mVerticalHeaderDataMap.constBegin();
00176         QMap<int, QMap<int, QVariant> >::const_iterator itB = other->mVerticalHeaderDataMap.constBegin();
00177         while (itA != mVerticalHeaderDataMap.constEnd()) {
00178             if ((*itA).count() != (*itB).count()){
00179                 //qDebug() << "AttributesModel::compare() verticalHeaderDataMap/map have different sizes";
00180                 return false;
00181             }
00182             QMap<int, QVariant>::const_iterator it2A = (*itA).constBegin();
00183             QMap<int, QVariant>::const_iterator it2B = (*itB).constBegin();
00184             while (it2A != itA->constEnd()) {
00185                 if ( it2A.key() != it2B.key() ){
00186                     //qDebug( "AttributesModel::compare()\n"
00187                     //        "   verticalHeaderDataMap[ %i ] values have different types.  A: %x  B: %x",
00188                     //        itA.key(), it2A.key(), it2B.key());
00189                     return false;
00190                 }
00191                 if ( ! compareAttributes( it2A.key(), it2A.value(), it2B.value() ) ){
00192                     //qDebug( "AttributesModel::compare()\n"
00193                     //        "   verticalHeaderDataMap[ %i ] values are different. Role: %x", itA.key(), it2A.key() );
00194                     return false;
00195                 }
00196                 ++it2A;
00197                 ++it2B;
00198             }
00199             ++itA;
00200             ++itB;
00201         }
00202     }
00203     {
00204         if (mModelDataMap.count() != other->mModelDataMap.count()){
00205             //qDebug() << "AttributesModel::compare() modelDataMap have different sizes:" << mModelDataMap.count() << other->mModelDataMap.count();
00206             return false;
00207         }
00208         QMap<int, QVariant>::const_iterator itA = mModelDataMap.constBegin();
00209         QMap<int, QVariant>::const_iterator itB = other->mModelDataMap.constBegin();
00210         while (itA != mModelDataMap.constEnd()) {
00211             if ( itA.key() != itB.key() ){
00212                 //qDebug( "AttributesModel::compare()\n"
00213                 //        "   modelDataMap values have different types.  A: %x  B: %x",
00214                 //        itA.key(), itB.key());
00215                 return false;
00216             }
00217             if ( ! compareAttributes( itA.key(), itA.value(), itB.value() ) ){
00218                 //qDebug( "AttributesModel::compare()\n"
00219                 //        "   modelDataMap values are different. Role: %x", itA.key() );
00220                 return false;
00221             }
00222             ++itA;
00223             ++itB;
00224         }
00225     }
00226     if (paletteType() != other->paletteType()){
00227         //qDebug() << "AttributesModel::compare() palette types are different";
00228         return false;
00229     }
00230     return true;
00231 }

bool AttributesModel::compareAttributes	(	int	role,
		const QVariant &	a,
		const QVariant &	b
	)			const

Definition at line 233 of file KDChartAttributesModel.cpp.

References KDChart::BarAttributesRole, KDChart::DataHiddenRole, KDChart::DatasetBrushRole, KDChart::DatasetPenRole, KDChart::DataValueLabelAttributesRole, isKnownAttributesRole(), KDChart::LineAttributesRole, KDChart::PieAttributesRole, KDChart::StockBarAttributesRole, KDChart::ThreeDAttributesRole, KDChart::ThreeDBarAttributesRole, KDChart::ThreeDLineAttributesRole, KDChart::ThreeDPieAttributesRole, and KDChart::ValueTrackerAttributesRole.

Referenced by compare().

00235 {
00236     if( isKnownAttributesRole( role ) ){
00237         switch( role ) {
00238             case DataValueLabelAttributesRole:
00239                 return (qVariantValue<DataValueAttributes>( a ) ==
00240                         qVariantValue<DataValueAttributes>( b ));
00241             case DatasetBrushRole:
00242                 return (qVariantValue<QBrush>( a ) ==
00243                         qVariantValue<QBrush>( b ));
00244             case DatasetPenRole:
00245                 return (qVariantValue<QPen>( a ) ==
00246                         qVariantValue<QPen>( b ));
00247             case ThreeDAttributesRole:
00248                 // As of yet there is no ThreeDAttributes class,
00249                 // and the AbstractThreeDAttributes class is pure virtual,
00250                 // so we ignore this role for now.
00251                 // (khz, 04.04.2007)
00252                 /*
00253                 return (qVariantValue<ThreeDAttributes>( a ) ==
00254                         qVariantValue<ThreeDAttributes>( b ));
00255                 */
00256                 break;
00257             case LineAttributesRole:
00258                 return (qVariantValue<LineAttributes>( a ) ==
00259                         qVariantValue<LineAttributes>( b ));
00260             case ThreeDLineAttributesRole:
00261                 return (qVariantValue<ThreeDLineAttributes>( a ) ==
00262                         qVariantValue<ThreeDLineAttributes>( b ));
00263             case BarAttributesRole:
00264                 return (qVariantValue<BarAttributes>( a ) ==
00265                         qVariantValue<BarAttributes>( b ));
00266             case StockBarAttributesRole:
00267                 return (qVariantValue<StockBarAttributes>( a ) ==
00268                         qVariantValue<StockBarAttributes>( b ));
00269             case ThreeDBarAttributesRole:
00270                 return (qVariantValue<ThreeDBarAttributes>( a ) ==
00271                         qVariantValue<ThreeDBarAttributes>( b ));
00272             case PieAttributesRole:
00273                 return (qVariantValue<PieAttributes>( a ) ==
00274                         qVariantValue<PieAttributes>( b ));
00275             case ThreeDPieAttributesRole:
00276                 return (qVariantValue<ThreeDPieAttributes>( a ) ==
00277                         qVariantValue<ThreeDPieAttributes>( b ));
00278             case ValueTrackerAttributesRole:
00279                 return (qVariantValue<ValueTrackerAttributes>( a ) ==
00280                         qVariantValue<ValueTrackerAttributes>( b ));
00281             case DataHiddenRole:
00282                 return (qVariantValue<bool>( a ) ==
00283                         qVariantValue<bool>( b ));
00284             default:
00285                 Q_ASSERT( false ); // all of our own roles need to be handled
00286                 break;
00287         }
00288     }else{
00289         return (a == b);
00290     }
00291     return true;
00292 }

QVariant AttributesModel::data	(	const QModelIndex &	index,
		int	role = `Qt::DisplayRole`
	)			const

[reimplemented]

Definition at line 381 of file KDChartAttributesModel.cpp.

References data(), dataMap(), and KDChart::AbstractProxyModel::mapToSource().

00382 {
00383     //qDebug() << "AttributesModel::data(" << index << role << ")";
00384     if( index.isValid() ) {
00385         Q_ASSERT( index.model() == this );
00386     }
00387 
00388     if( sourceModel() == 0 )
00389         return QVariant();
00390 
00391     if( index.isValid() )
00392     {
00393         const QVariant sourceData = sourceModel()->data( mapToSource(index), role );
00394         if( sourceData.isValid() )
00395             return sourceData;
00396     }
00397 
00398     // check if we are storing a value for this role at this cell index
00399     if( mDataMap.contains( index.column() ) )
00400     {
00401         const QMap< int,  QMap< int, QVariant > >& colDataMap = mDataMap[ index.column() ];
00402         if( colDataMap.contains( index.row() ) ) 
00403         {
00404             const QMap< int, QVariant >& dataMap = colDataMap[ index.row() ];
00405             if( dataMap.contains( role ) )
00406             {
00407               const QVariant v = dataMap[ role ];
00408               if( v.isValid() )
00409                   return v;
00410             }
00411         }
00412     }
00413     // check if there is something set for the column (dataset), or at global level
00414     if( index.isValid() )
00415         return data( index.column(), role ); // includes automatic fallback to default
00416 
00417     return QVariant();
00418 }

QVariant AttributesModel::data	(	int	column,
		int	role
	)			const

Returns the data that were specified at per column level, or the globally set data, or the default data, or QVariant().

Definition at line 365 of file KDChartAttributesModel.cpp.

References data(), headerData(), and isKnownAttributesRole().

00366 {
00367   if ( isKnownAttributesRole( role ) ) {
00368       // check if there is something set for the column (dataset)
00369       QVariant v;
00370       v = headerData( column, Qt::Vertical, role );
00371 
00372       // check if there is something set at global level
00373       if ( !v.isValid() )
00374           v = data( role ); // includes automatic fallback to default
00375       return v;
00376   }
00377   return QVariant();
00378 }

QVariant AttributesModel::data ( int role ) const

Returns the data that were specified at global level, or the default data, or QVariant().

Definition at line 347 of file KDChartAttributesModel.cpp.

References isKnownAttributesRole(), and modelData().

Referenced by KDChart::AbstractDiagram::brush(), data(), KDChart::AbstractDiagram::dataValueAttributes(), KDChart::AbstractDiagram::isHidden(), and KDChart::AbstractDiagram::pen().

00348 {
00349   if ( isKnownAttributesRole( role ) ) {
00350       // check if there is something set at global level
00351       QVariant v = modelData( role );
00352 
00353       // else return the default setting, if any
00354       if ( !v.isValid() )
00355           v = defaultsForRole( role );
00356       return v;
00357   }
00358   return QVariant();
00359 }

const QMap< int, QMap< int, QMap< int, QVariant > > > AttributesModel::dataMap ( ) const [protected]

needed for serialization

Definition at line 654 of file KDChartAttributesModel.cpp.

Referenced by data(), headerData(), setData(), and setHeaderData().

00655 {
00656     return mDataMap;
00657 }

QVariant AttributesModel::headerData	(	int	section,
		Qt::Orientation	orientation,
		int	role = `Qt::DisplayRole`
	)			const

[reimplemented]

Definition at line 295 of file KDChartAttributesModel.cpp.

References dataMap(), KDChart::DatasetBrushRole, KDChart::DatasetPenRole, KDChart::Palette::defaultPalette(), KDChart::Palette::getBrush(), modelData(), paletteType(), PaletteTypeDefault, PaletteTypeRainbow, PaletteTypeSubdued, KDChart::Palette::rainbowPalette(), and KDChart::Palette::subduedPalette().

Referenced by data(), KDChart::AbstractDiagram::datasetLabels(), KDChart::AbstractDiagram::itemRowLabels(), KDChart::PolarDiagram::paint(), and setHeaderData().

00298 {
00299   if( sourceModel() ) {
00300       QVariant sourceData = sourceModel()->headerData( section, orientation, role );
00301       if ( sourceData.isValid() ) return sourceData;
00302   }
00303 
00304   // the source model didn't have data set, let's use our stored values
00305   const QMap<int, QMap<int, QVariant> >& map = orientation == Qt::Horizontal ? mHorizontalHeaderDataMap : mVerticalHeaderDataMap;
00306   if ( map.contains( section ) ) {
00307       const QMap<int, QVariant> &dataMap = map[ section ];
00308       if ( dataMap.contains( role ) ) {
00309           return dataMap[ role ];
00310       }
00311   }
00312 
00313   // Default values if nothing else matches
00314   switch ( role ) {
00315   case Qt::DisplayRole:
00316       return QLatin1String( orientation == Qt::Vertical ?  "Series " : "Item " ) + QString::number( section ) ;
00317 
00318   case KDChart::DatasetBrushRole: {
00319       if ( paletteType() == PaletteTypeSubdued )
00320           return Palette::subduedPalette().getBrush( section );
00321       else if ( paletteType() == PaletteTypeRainbow )
00322           return Palette::rainbowPalette().getBrush( section );
00323       else if ( paletteType() == PaletteTypeDefault )
00324           return Palette::defaultPalette().getBrush( section );
00325       else
00326           qWarning("Unknown type of fallback palette!");
00327   }
00328   case KDChart::DatasetPenRole: {
00329       // default to the color set for the brush (or it's defaults)
00330       // but only if no per model override was set
00331       if ( !modelData( role ).isValid() ) {
00332           QBrush brush = qVariantValue<QBrush>( headerData( section, orientation, DatasetBrushRole ) );
00333           return QPen( brush.color() );
00334       }
00335   }
00336   default:
00337       break;
00338   }
00339 
00340   return QVariant();
00341 }

const QMap< int, QMap< int, QVariant > > AttributesModel::horizontalHeaderDataMap ( ) const [protected]

needed for serialization

Definition at line 659 of file KDChartAttributesModel.cpp.

00660 {
00661     return mHorizontalHeaderDataMap;
00662 }

QModelIndex KDChart::AbstractProxyModel::index	(	int	row,
		int	col,
		const QModelIndex &	index
	)			const `[inherited]`

[reimplemented]

Definition at line 84 of file KDChartAbstractProxyModel.cpp.

References KDChart::AbstractProxyModel::mapFromSource(), and KDChart::AbstractProxyModel::mapToSource().

Referenced by setHeaderData(), and setModelData().

00085 {
00086     Q_ASSERT(sourceModel());
00087     return mapFromSource(sourceModel()->index( row, col, mapToSource(index) ));
00088 }

void AttributesModel::initFrom ( const AttributesModel * other )

Definition at line 72 of file KDChartAttributesModel.cpp.

References mDataMap, mDefaultsMap, mHorizontalHeaderDataMap, mModelDataMap, mVerticalHeaderDataMap, paletteType(), and setPaletteType().

Referenced by KDChart::AbstractDiagram::setModel().

00073 {
00074     if( other == this || ! other ) return;
00075 
00076     mDataMap = other->mDataMap;
00077     mHorizontalHeaderDataMap = other->mHorizontalHeaderDataMap;
00078     mVerticalHeaderDataMap = other->mVerticalHeaderDataMap;
00079     mModelDataMap = other->mModelDataMap;
00080     mDefaultsMap =  other->mDefaultsMap;
00081 
00082     setPaletteType( other->paletteType() );
00083 }

bool AttributesModel::isKnownAttributesRole ( int role ) const

Returns whether the given role corresponds to one of the known internally used ones.

Definition at line 421 of file KDChartAttributesModel.cpp.

References KDChart::BarAttributesRole, KDChart::DataHiddenRole, KDChart::DatasetBrushRole, KDChart::DatasetPenRole, KDChart::DataValueLabelAttributesRole, KDChart::LineAttributesRole, KDChart::PieAttributesRole, KDChart::StockBarAttributesRole, KDChart::ThreeDAttributesRole, KDChart::ThreeDBarAttributesRole, KDChart::ThreeDLineAttributesRole, KDChart::ThreeDPieAttributesRole, and KDChart::ValueTrackerAttributesRole.

Referenced by compareAttributes(), data(), setData(), and setHeaderData().

00422 {
00423     bool oneOfOurs = false;
00424     switch( role ) {
00425         // fallthrough intended
00426     case DataValueLabelAttributesRole:
00427     case DatasetBrushRole:
00428     case DatasetPenRole:
00429     case ThreeDAttributesRole:
00430     case LineAttributesRole:
00431     case ThreeDLineAttributesRole:
00432     case BarAttributesRole:
00433     case StockBarAttributesRole:
00434     case ThreeDBarAttributesRole:
00435     case PieAttributesRole:
00436     case ThreeDPieAttributesRole:
00437     case ValueTrackerAttributesRole:
00438     case DataHiddenRole:
00439         oneOfOurs = true;
00440     default:
00441         break;
00442     }
00443     return oneOfOurs;
00444 }

QModelIndex KDChart::AbstractProxyModel::mapFromSource ( const QModelIndex & sourceIndex ) const [inherited]

[reimplemented]

Definition at line 52 of file KDChartAbstractProxyModel.cpp.

Referenced by KDChart::AbstractProxyModel::index(), and KDChart::AbstractProxyModel::parent().

00053 {
00054   if ( !sourceIndex.isValid() )
00055     return QModelIndex();
00056   //qDebug() << "sourceIndex.model()="<<sourceIndex.model();
00057   //qDebug() << "model()="<<sourceModel();
00058   Q_ASSERT( sourceIndex.model() == sourceModel() );
00059 
00060   // Create an index that preserves the internal pointer from the source;
00061   // this way AbstractProxyModel preserves the structure of the source model
00062   return createIndex( sourceIndex.row(), sourceIndex.column(), sourceIndex.internalPointer() );
00063 }

QModelIndex KDChart::AbstractProxyModel::mapToSource ( const QModelIndex & proxyIndex ) const [inherited]

[reimplemented]

Definition at line 65 of file KDChartAbstractProxyModel.cpp.

Referenced by columnCount(), data(), KDChart::AbstractProxyModel::index(), KDChart::AbstractProxyModel::parent(), rowCount(), and setData().

00066 {
00067   if ( !proxyIndex.isValid() )
00068     return QModelIndex();
00069   if( proxyIndex.model() != this )
00070     qDebug() << proxyIndex.model() << this;
00071   Q_ASSERT( proxyIndex.model() == this );
00072   // So here we need to create a source index which holds that internal pointer.
00073   // No way to pass it to sourceModel()->index... so we have to do the ugly way:
00074   QModelIndex sourceIndex;
00075   KDPrivateModelIndex* hack = reinterpret_cast<KDPrivateModelIndex*>(&sourceIndex);
00076   hack->r = proxyIndex.row();
00077   hack->c = proxyIndex.column();
00078   hack->p = proxyIndex.internalPointer();
00079   hack->m = sourceModel();
00080   Q_ASSERT( sourceIndex.isValid() );
00081   return sourceIndex;
00082 }

QVariant KDChart::AttributesModel::modelData ( int role ) const

Definition at line 518 of file KDChartAttributesModel.cpp.

Referenced by data(), KDChart::AbstractDiagram::dataValueAttributes(), headerData(), KDChart::AbstractDiagram::isHidden(), StockDiagram::stockBarAttributes(), and StockDiagram::threeDBarAttributes().

00519 {
00520     return mModelDataMap.value( role, QVariant() );
00521 }

const QMap< int, QVariant > AttributesModel::modelDataMap ( ) const [protected]

needed for serialization

Definition at line 669 of file KDChartAttributesModel.cpp.

00670 {
00671     return mModelDataMap;
00672 }

AttributesModel::PaletteType AttributesModel::paletteType ( ) const

Definition at line 502 of file KDChartAttributesModel.cpp.

Referenced by compare(), headerData(), and initFrom().

00503 {
00504     return mPaletteType;
00505 }

QModelIndex KDChart::AbstractProxyModel::parent ( const QModelIndex & index ) const [inherited]

[reimplemented]

Definition at line 90 of file KDChartAbstractProxyModel.cpp.

References KDChart::AbstractProxyModel::mapFromSource(), and KDChart::AbstractProxyModel::mapToSource().

00091 {
00092     Q_ASSERT(sourceModel());
00093     return mapFromSource(sourceModel()->parent( mapToSource(index) ));
00094 }

bool AttributesModel::resetData	(	const QModelIndex &	index,
		int	role = `Qt::DisplayRole`
	)

Remove any explicit attributes settings that might have been specified before.

Definition at line 466 of file KDChartAttributesModel.cpp.

References setData().

00467 {
00468     return setData ( index, QVariant(), role );
00469 }

bool AttributesModel::resetHeaderData	(	int	section,
		Qt::Orientation	orientation,
		int	role = `Qt::DisplayRole`
	)

Remove any explicit attributes settings that might have been specified before.

Definition at line 492 of file KDChartAttributesModel.cpp.

References setHeaderData().

00493 {
00494     return setHeaderData ( section, orientation, QVariant(), role );
00495 }

int AttributesModel::rowCount ( const QModelIndex & index ) const

[reimplemented]

Definition at line 523 of file KDChartAttributesModel.cpp.

References KDChart::AbstractProxyModel::mapToSource().

Referenced by StockDiagram::calculateDataBoundaries(), KDChart::AbstractDiagram::itemRowLabels(), StockDiagram::paint(), setHeaderData(), and setModelData().

00524 {
00525     if ( sourceModel() ) {
00526         return sourceModel()->rowCount( mapToSource(index) );
00527     } else {
00528         return 0;
00529     }
00530 }

bool AttributesModel::setData	(	const QModelIndex &	index,
		const QVariant &	value,
		int	role = `Qt::DisplayRole`
	)

[reimplemented]

Definition at line 452 of file KDChartAttributesModel.cpp.

References attributesChanged(), dataMap(), isKnownAttributesRole(), and KDChart::AbstractProxyModel::mapToSource().

Referenced by resetData(), KDChart::BarDiagram::setBarAttributes(), KDChart::AbstractDiagram::setBrush(), and KDChart::AbstractDiagram::setPen().

00453 {
00454     if ( !isKnownAttributesRole( role ) ) {
00455         return sourceModel()->setData( mapToSource(index), value, role );
00456     } else {
00457         QMap< int,  QMap< int, QVariant> > &colDataMap = mDataMap[ index.column() ];
00458         QMap<int, QVariant> &dataMap = colDataMap[ index.row() ];
00459         //qDebug() <<  "AttributesModel::setData" <<"role" << role << "value" << value;
00460         dataMap.insert( role, value );
00461         emit attributesChanged( index, index );
00462         return true;
00463     }
00464 }

void AttributesModel::setDataMap ( const QMap< int, QMap< int, QMap< int, QVariant > > > map ) [protected]

needed for serialization

Definition at line 675 of file KDChartAttributesModel.cpp.

00676 {
00677     mDataMap = map;
00678 }

void AttributesModel::setDefaultForRole	(	int	role,
		const QVariant &	value
	)

Define the default value for a certain role.

Passing a default-constructed QVariant is equivalent to removing the default.

Definition at line 695 of file KDChartAttributesModel.cpp.

Referenced by AttributesModel(), and KDChart::TernaryLineDiagram::TernaryLineDiagram().

00696 {
00697     if ( value.isValid() ) {
00698         mDefaultsMap.insert( role, value );
00699     } else {
00700         // erase the possibily existing value to not let the map grow:
00701         QMap<int, QVariant>::iterator it = mDefaultsMap.find( role );
00702         if ( it != mDefaultsMap.end() ) {
00703             mDefaultsMap.erase( it );
00704         }
00705     }
00706 
00707     Q_ASSERT( defaultsForRole( role ) == value );
00708 }

bool AttributesModel::setHeaderData	(	int	section,
		Qt::Orientation	orientation,
		const QVariant &	value,
		int	role = `Qt::DisplayRole`
	)

[reimplemented]

Definition at line 471 of file KDChartAttributesModel.cpp.

References attributesChanged(), dataMap(), headerData(), KDChart::AbstractProxyModel::index(), isKnownAttributesRole(), and rowCount().

Referenced by resetHeaderData(), KDChart::AbstractDiagram::setBrush(), KDChart::AbstractDiagram::setPen(), StockDiagram::setStockBarAttributes(), and StockDiagram::setThreeDBarAttributes().

00473 {
00474     if( sourceModel() != 0 && headerData( section, orientation, role ) == value )
00475         return true;
00476     if ( !isKnownAttributesRole( role ) ) {
00477         return sourceModel()->setHeaderData( section, orientation, value, role );
00478     } else {
00479         QMap<int,  QMap<int, QVariant> > &sectionDataMap
00480             = orientation == Qt::Horizontal ? mHorizontalHeaderDataMap : mVerticalHeaderDataMap;
00481         QMap<int, QVariant> &dataMap = sectionDataMap[ section ];
00482         dataMap.insert( role, value );
00483         if( sourceModel() ){
00484             emit attributesChanged( index( 0, section, QModelIndex() ),
00485                                     index( rowCount( QModelIndex() ), section, QModelIndex() ) );
00486             emit headerDataChanged( orientation, section, section );
00487         }
00488         return true;
00489     }
00490 }

void AttributesModel::setHorizontalHeaderDataMap ( const QMap< int, QMap< int, QVariant > > map ) [protected]

needed for serialization

Definition at line 680 of file KDChartAttributesModel.cpp.

00681 {
00682     mHorizontalHeaderDataMap = map;
00683 }

bool KDChart::AttributesModel::setModelData	(	const QVariant	value,
		int	role
	)

Definition at line 507 of file KDChartAttributesModel.cpp.

References attributesChanged(), columnCount(), KDChart::AbstractProxyModel::index(), and rowCount().

Referenced by KDChart::AbstractDiagram::setBrush(), KDChart::AbstractDiagram::setPen(), StockDiagram::setStockBarAttributes(), and StockDiagram::setThreeDBarAttributes().

00508 {
00509     mModelDataMap.insert( role, value );
00510     if( sourceModel() ){
00511         emit attributesChanged( index( 0, 0, QModelIndex() ),
00512                                 index( rowCount( QModelIndex() ),
00513                                        columnCount( QModelIndex() ), QModelIndex() ) );
00514     }
00515     return true;
00516 }

void AttributesModel::setModelDataMap ( const QMap< int, QVariant > map ) [protected]

needed for serialization

Definition at line 690 of file KDChartAttributesModel.cpp.

00691 {
00692     mModelDataMap = map;
00693 }

void AttributesModel::setPaletteType ( AttributesModel::PaletteType type )

Sets the palettetype used by this attributesmodel.

Definition at line 497 of file KDChartAttributesModel.cpp.

Referenced by initFrom().

00498 {
00499     mPaletteType = type;
00500 }

void AttributesModel::setSourceModel ( QAbstractItemModel * sourceModel )

[reimplemented]

Definition at line 541 of file KDChartAttributesModel.cpp.

Referenced by AttributesModel().

00542 {
00543     if( this->sourceModel() != 0 )
00544     {
00545         disconnect( this->sourceModel(), SIGNAL( dataChanged( const QModelIndex&, const QModelIndex&)),
00546                                    this, SLOT( slotDataChanged( const QModelIndex&, const QModelIndex&)));
00547         disconnect( this->sourceModel(), SIGNAL( rowsInserted( const QModelIndex&, int, int ) ),
00548                                    this, SLOT( slotRowsInserted( const QModelIndex&, int, int ) ) );
00549         disconnect( this->sourceModel(), SIGNAL( rowsRemoved( const QModelIndex&, int, int ) ),
00550                                    this, SLOT( slotRowsRemoved( const QModelIndex&, int, int ) ) );
00551         disconnect( this->sourceModel(), SIGNAL( rowsAboutToBeInserted( const QModelIndex&, int, int ) ),
00552                                    this, SLOT( slotRowsAboutToBeInserted( const QModelIndex&, int, int ) ) );
00553         disconnect( this->sourceModel(), SIGNAL( rowsAboutToBeRemoved( const QModelIndex&, int, int ) ),
00554                                    this, SLOT( slotRowsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
00555         disconnect( this->sourceModel(), SIGNAL( columnsInserted( const QModelIndex&, int, int ) ),
00556                                    this, SLOT( slotColumnsInserted( const QModelIndex&, int, int ) ) );
00557         disconnect( this->sourceModel(), SIGNAL( columnsRemoved( const QModelIndex&, int, int ) ),
00558                                    this, SLOT( slotColumnsRemoved( const QModelIndex&, int, int ) ) );
00559         disconnect( this->sourceModel(), SIGNAL( columnsAboutToBeInserted( const QModelIndex&, int, int ) ),
00560                                    this, SLOT( slotColumnsAboutToBeInserted( const QModelIndex&, int, int ) ) );
00561         disconnect( this->sourceModel(), SIGNAL( columnsAboutToBeRemoved( const QModelIndex&, int, int ) ),
00562                                    this, SLOT( slotColumnsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
00563         disconnect( this->sourceModel(), SIGNAL( modelReset() ),
00564                                    this, SIGNAL( modelReset() ) );
00565         disconnect( this->sourceModel(), SIGNAL( layoutChanged() ),
00566                                    this, SIGNAL( layoutChanged() ) );
00567     }
00568     QAbstractProxyModel::setSourceModel( sourceModel );
00569     if( this->sourceModel() != NULL )
00570     {
00571         connect( this->sourceModel(), SIGNAL( dataChanged( const QModelIndex&, const QModelIndex&)),
00572                                 this, SLOT( slotDataChanged( const QModelIndex&, const QModelIndex&)));
00573         connect( this->sourceModel(), SIGNAL( rowsInserted( const QModelIndex&, int, int ) ),
00574                                 this, SLOT( slotRowsInserted( const QModelIndex&, int, int ) ) );
00575         connect( this->sourceModel(), SIGNAL( rowsRemoved( const QModelIndex&, int, int ) ),
00576                                 this, SLOT( slotRowsRemoved( const QModelIndex&, int, int ) ) );
00577         connect( this->sourceModel(), SIGNAL( rowsAboutToBeInserted( const QModelIndex&, int, int ) ),
00578                                 this, SLOT( slotRowsAboutToBeInserted( const QModelIndex&, int, int ) ) );
00579         connect( this->sourceModel(), SIGNAL( rowsAboutToBeRemoved( const QModelIndex&, int, int ) ),
00580                                 this, SLOT( slotRowsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
00581         connect( this->sourceModel(), SIGNAL( columnsInserted( const QModelIndex&, int, int ) ),
00582                                 this, SLOT( slotColumnsInserted( const QModelIndex&, int, int ) ) );
00583         connect( this->sourceModel(), SIGNAL( columnsRemoved( const QModelIndex&, int, int ) ),
00584                                 this, SLOT( slotColumnsRemoved( const QModelIndex&, int, int ) ) );
00585         connect( this->sourceModel(), SIGNAL( columnsAboutToBeInserted( const QModelIndex&, int, int ) ),
00586                                 this, SLOT( slotColumnsAboutToBeInserted( const QModelIndex&, int, int ) ) );
00587         connect( this->sourceModel(), SIGNAL( columnsAboutToBeRemoved( const QModelIndex&, int, int ) ),
00588                                 this, SLOT( slotColumnsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
00589         connect( this->sourceModel(), SIGNAL( modelReset() ),
00590                                 this, SIGNAL( modelReset() ) );
00591         connect( this->sourceModel(), SIGNAL( layoutChanged() ),
00592                                 this, SIGNAL( layoutChanged() ) );
00593     }
00594 }

void AttributesModel::setVerticalHeaderDataMap ( const QMap< int, QMap< int, QVariant > > map ) [protected]

needed for serialization

Definition at line 685 of file KDChartAttributesModel.cpp.

00686 {
00687     mVerticalHeaderDataMap = map;
00688 }

const QMap< int, QMap< int, QVariant > > AttributesModel::verticalHeaderDataMap ( ) const [protected]

needed for serialization

Definition at line 664 of file KDChartAttributesModel.cpp.

00665 {
00666     return mVerticalHeaderDataMap;
00667 }

KDChart::AttributesModel Class Reference

Detailed Description

Public Types

Signals

Public Member Functions

Protected Member Functions

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation


Public Types
enum	PaletteType { PaletteTypeDefault = 0, PaletteTypeRainbow = 1, PaletteTypeSubdued = 2 }
Signals
void	attributesChanged (const QModelIndex &, const QModelIndex &)
Public Member Functions
	AttributesModel (QAbstractItemModel model, QObject parent=0)
int	columnCount (const QModelIndex &) const
	[reimplemented]
bool	compare (const AttributesModel *other) const
bool	compareAttributes (int role, const QVariant &a, const QVariant &b) const
QVariant	data (const QModelIndex &, int role=Qt::DisplayRole) const
	[reimplemented]
QVariant	data (int column, int role) const
	Returns the data that were specified at per column level, or the globally set data, or the default data, or QVariant().
QVariant	data (int role) const
	Returns the data that were specified at global level, or the default data, or QVariant().
QVariant	headerData (int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const
	[reimplemented]
QModelIndex	index (int row, int col, const QModelIndex &index) const
void	initFrom (const AttributesModel *other)
bool	isKnownAttributesRole (int role) const
	Returns whether the given role corresponds to one of the known internally used ones.
QModelIndex	mapFromSource (const QModelIndex &sourceIndex) const
QModelIndex	mapToSource (const QModelIndex &proxyIndex) const
QVariant	modelData (int role) const
PaletteType	paletteType () const
QModelIndex	parent (const QModelIndex &index) const
bool	resetData (const QModelIndex &index, int role=Qt::DisplayRole)
	Remove any explicit attributes settings that might have been specified before.
bool	resetHeaderData (int section, Qt::Orientation orientation, int role=Qt::DisplayRole)
	Remove any explicit attributes settings that might have been specified before.
int	rowCount (const QModelIndex &) const
	[reimplemented]
bool	setData (const QModelIndex &index, const QVariant &value, int role=Qt::DisplayRole)
	[reimplemented]
void	setDefaultForRole (int role, const QVariant &value)
	Define the default value for a certain role.
bool	setHeaderData (int section, Qt::Orientation orientation, const QVariant &value, int role=Qt::DisplayRole)
	[reimplemented]
bool	setModelData (const QVariant value, int role)
void	setPaletteType (PaletteType type)
	Sets the palettetype used by this attributesmodel.
void	setSourceModel (QAbstractItemModel *sourceModel)
	[reimplemented]
	~AttributesModel ()
Protected Member Functions
const QMap< int, QMap< int, QMap< int, QVariant > > >	dataMap () const
	needed for serialization
const QMap< int, QMap< int, QVariant > >	horizontalHeaderDataMap () const
	needed for serialization
const QMap< int, QVariant >	modelDataMap () const
	needed for serialization
void	setDataMap (const QMap< int, QMap< int, QMap< int, QVariant > > > map)
	needed for serialization
void	setHorizontalHeaderDataMap (const QMap< int, QMap< int, QVariant > > map)
	needed for serialization
void	setModelDataMap (const QMap< int, QVariant > map)
	needed for serialization
void	setVerticalHeaderDataMap (const QMap< int, QMap< int, QVariant > > map)
	needed for serialization
const QMap< int, QMap< int, QVariant > >	verticalHeaderDataMap () const
	needed for serialization