KDChart::PrivateAttributesModel Class Reference

#include <KDChartAbstractDiagram.h>

Inheritance diagram for KDChart::PrivateAttributesModel:

[legend]

Collaboration diagram for KDChart::PrivateAttributesModel:

[legend]

List of all members.

---

Detailed Description

Internally used class just adding a special constructor used by AbstractDiagram.

Definition at line 695 of file KDChartAbstractDiagram.h.

Public Types
enum	PaletteType {   PaletteTypeDefault = 0,   PaletteTypeRainbow = 1,   PaletteTypeSubdued = 2 }
Signals
void	attributesChanged (const QModelIndex &, const QModelIndex &)
Public Member Functions
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
	PrivateAttributesModel (QAbstractItemModel *model, QObject *parent=0)
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]
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

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Member Enumeration Documentation

enum KDChart::AttributesModel::PaletteType [inherited]

Enumerator:

PaletteTypeDefault
PaletteTypeRainbow
PaletteTypeSubdued

Definition at line 50 of file KDChartAttributesModel.h.

                     {
        PaletteTypeDefault = 0,
        PaletteTypeRainbow = 1,
        PaletteTypeSubdued = 2
    };

---

Constructor & Destructor Documentation

KDChart::PrivateAttributesModel::PrivateAttributesModel	(	QAbstractItemModel *	model,
		QObject *	parent = 0
	)			[explicit]

Definition at line 698 of file KDChartAbstractDiagram.h.

            : AttributesModel(model,parent) {}

---

Member Function Documentation

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

Referenced by KDChart::AttributesModel::setData(), KDChart::AttributesModel::setHeaderData(), and KDChart::AttributesModel::setModelData().

int AttributesModel::columnCount

(

const QModelIndex &

index

)

const [inherited]

[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 KDChart::AttributesModel::setModelData().

{
    if ( sourceModel() ) {
        return sourceModel()->columnCount( mapToSource(index) );
    } else {
        return 0;
    }
}

bool AttributesModel::compare

(

const AttributesModel *

other

)

const [inherited]

Definition at line 85 of file KDChartAttributesModel.cpp.

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

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

{
    if( other == this ) return true;
    if( ! other ){
        //qDebug() << "AttributesModel::compare() cannot compare to Null pointer";
        return false;
    }

    {
        if (mDataMap.count() != other->mDataMap.count()){
            //qDebug() << "AttributesModel::compare() dataMap have different sizes";
            return false;
        }
        QMap<int, QMap<int, QMap<int, QVariant> > >::const_iterator itA = mDataMap.constBegin();
        QMap<int, QMap<int, QMap<int, QVariant> > >::const_iterator itB = other->mDataMap.constBegin();
        while (itA != mDataMap.constEnd()) {
            if ((*itA).count() != (*itB).count()){
                //qDebug() << "AttributesModel::compare() dataMap/map have different sizes";
                return false;
            }
            QMap<int, QMap<int, QVariant> >::const_iterator it2A = (*itA).constBegin();
            QMap<int, QMap<int, QVariant> >::const_iterator it2B = (*itB).constBegin();
            while (it2A != itA->constEnd()) {
                if ((*it2A).count() != (*it2B).count()){
                    //qDebug() << "AttributesModel::compare() dataMap/map/map have different sizes:"
                    //        << (*it2A).count() << (*it2B).count();
                    return false;
                }
                QMap<int, QVariant>::const_iterator it3A = (*it2A).constBegin();
                QMap<int, QVariant>::const_iterator it3B = (*it2B).constBegin();
                while (it3A != it2A->constEnd()) {
                    if ( it3A.key() != it3B.key() ){
                        //qDebug( "AttributesModel::compare()\n"
                        //        "   dataMap[%i, %i] values have different types.  A: %x  B: %x",
                        //        itA.key(), it2A.key(), it3A.key(), it3B.key());
                        return false;
                    }
                    if ( ! compareAttributes( it3A.key(), it3A.value(), it3B.value() ) ){
                        //qDebug( "AttributesModel::compare()\n"
                        //        "   dataMap[%i, %i] values are different. Role: %x", itA.key(), it2A.key(), it3A.key());
                        return false;
                    }
                    ++it3A;
                    ++it3B;
                }
                ++it2A;
                ++it2B;
            }
            ++itA;
            ++itB;
        }
    }
    {
        if (mHorizontalHeaderDataMap.count() != other->mHorizontalHeaderDataMap.count()){
            //qDebug() << "AttributesModel::compare() horizontalHeaderDataMap have different sizes";
            return false;
        }
        QMap<int, QMap<int, QVariant> >::const_iterator itA = mHorizontalHeaderDataMap.constBegin();
        QMap<int, QMap<int, QVariant> >::const_iterator itB = other->mHorizontalHeaderDataMap.constBegin();
        while (itA != mHorizontalHeaderDataMap.constEnd()) {
            if ((*itA).count() != (*itB).count()){
                //qDebug() << "AttributesModel::compare() horizontalHeaderDataMap/map have different sizes";
                return false;
            }
            QMap<int, QVariant>::const_iterator it2A = (*itA).constBegin();
            QMap<int, QVariant>::const_iterator it2B = (*itB).constBegin();
            while (it2A != itA->constEnd()) {
                if ( it2A.key() != it2B.key() ){
                    //qDebug( "AttributesModel::compare()\n"
                    //        "   horizontalHeaderDataMap[ %i ] values have different types.  A: %x  B: %x",
                    //        itA.key(), it2A.key(), it2B.key());
                    return false;
                }
                if ( ! compareAttributes( it2A.key(), it2A.value(), it2B.value() ) ){
                    //qDebug( "AttributesModel::compare()\n"
                    //        "   horizontalHeaderDataMap[ %i ] values are different. Role: %x", itA.key(), it2A.key() );
                    return false;
                }
                ++it2A;
                ++it2B;
            }
            ++itA;
            ++itB;
        }
    }
    {
        if (mVerticalHeaderDataMap.count() != other->mVerticalHeaderDataMap.count()){
            //qDebug() << "AttributesModel::compare() verticalHeaderDataMap have different sizes";
            return false;
        }
        QMap<int, QMap<int, QVariant> >::const_iterator itA = mVerticalHeaderDataMap.constBegin();
        QMap<int, QMap<int, QVariant> >::const_iterator itB = other->mVerticalHeaderDataMap.constBegin();
        while (itA != mVerticalHeaderDataMap.constEnd()) {
            if ((*itA).count() != (*itB).count()){
                //qDebug() << "AttributesModel::compare() verticalHeaderDataMap/map have different sizes";
                return false;
            }
            QMap<int, QVariant>::const_iterator it2A = (*itA).constBegin();
            QMap<int, QVariant>::const_iterator it2B = (*itB).constBegin();
            while (it2A != itA->constEnd()) {
                if ( it2A.key() != it2B.key() ){
                    //qDebug( "AttributesModel::compare()\n"
                    //        "   verticalHeaderDataMap[ %i ] values have different types.  A: %x  B: %x",
                    //        itA.key(), it2A.key(), it2B.key());
                    return false;
                }
                if ( ! compareAttributes( it2A.key(), it2A.value(), it2B.value() ) ){
                    //qDebug( "AttributesModel::compare()\n"
                    //        "   verticalHeaderDataMap[ %i ] values are different. Role: %x", itA.key(), it2A.key() );
                    return false;
                }
                ++it2A;
                ++it2B;
            }
            ++itA;
            ++itB;
        }
    }
    {
        if (mModelDataMap.count() != other->mModelDataMap.count()){
            //qDebug() << "AttributesModel::compare() modelDataMap have different sizes:" << mModelDataMap.count() << other->mModelDataMap.count();
            return false;
        }
        QMap<int, QVariant>::const_iterator itA = mModelDataMap.constBegin();
        QMap<int, QVariant>::const_iterator itB = other->mModelDataMap.constBegin();
        while (itA != mModelDataMap.constEnd()) {
            if ( itA.key() != itB.key() ){
                //qDebug( "AttributesModel::compare()\n"
                //        "   modelDataMap values have different types.  A: %x  B: %x",
                //        itA.key(), itB.key());
                return false;
            }
            if ( ! compareAttributes( itA.key(), itA.value(), itB.value() ) ){
                //qDebug( "AttributesModel::compare()\n"
                //        "   modelDataMap values are different. Role: %x", itA.key() );
                return false;
            }
            ++itA;
            ++itB;
        }
    }
    if (paletteType() != other->paletteType()){
        //qDebug() << "AttributesModel::compare() palette types are different";
        return false;
    }
    return true;
}

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

Definition at line 233 of file KDChartAttributesModel.cpp.

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

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

{
    if( isKnownAttributesRole( role ) ){
        switch( role ) {
            case DataValueLabelAttributesRole:
                return (qVariantValue<DataValueAttributes>( a ) ==
                        qVariantValue<DataValueAttributes>( b ));
            case DatasetBrushRole:
                return (qVariantValue<QBrush>( a ) ==
                        qVariantValue<QBrush>( b ));
            case DatasetPenRole:
                return (qVariantValue<QPen>( a ) ==
                        qVariantValue<QPen>( b ));
            case ThreeDAttributesRole:
                // As of yet there is no ThreeDAttributes class,
                // and the AbstractThreeDAttributes class is pure virtual,
                // so we ignore this role for now.
                // (khz, 04.04.2007)
                /*
                return (qVariantValue<ThreeDAttributes>( a ) ==
                        qVariantValue<ThreeDAttributes>( b ));
                */
                break;
            case LineAttributesRole:
                return (qVariantValue<LineAttributes>( a ) ==
                        qVariantValue<LineAttributes>( b ));
            case ThreeDLineAttributesRole:
                return (qVariantValue<ThreeDLineAttributes>( a ) ==
                        qVariantValue<ThreeDLineAttributes>( b ));
            case BarAttributesRole:
                return (qVariantValue<BarAttributes>( a ) ==
                        qVariantValue<BarAttributes>( b ));
            case StockBarAttributesRole:
                return (qVariantValue<StockBarAttributes>( a ) ==
                        qVariantValue<StockBarAttributes>( b ));
            case ThreeDBarAttributesRole:
                return (qVariantValue<ThreeDBarAttributes>( a ) ==
                        qVariantValue<ThreeDBarAttributes>( b ));
            case PieAttributesRole:
                return (qVariantValue<PieAttributes>( a ) ==
                        qVariantValue<PieAttributes>( b ));
            case ThreeDPieAttributesRole:
                return (qVariantValue<ThreeDPieAttributes>( a ) ==
                        qVariantValue<ThreeDPieAttributes>( b ));
            case ValueTrackerAttributesRole:
                return (qVariantValue<ValueTrackerAttributes>( a ) ==
                        qVariantValue<ValueTrackerAttributes>( b ));
            case DataHiddenRole:
                return (qVariantValue<bool>( a ) ==
                        qVariantValue<bool>( b ));
            default:
                Q_ASSERT( false ); // all of our own roles need to be handled
                break;
        }
    }else{
        return (a == b);
    }
    return true;
}

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

[reimplemented]

Definition at line 381 of file KDChartAttributesModel.cpp.

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

{
    //qDebug() << "AttributesModel::data(" << index << role << ")";
    if( index.isValid() ) {
        Q_ASSERT( index.model() == this );
    }

    if( sourceModel() == 0 )
        return QVariant();

    if( index.isValid() )
    {
        const QVariant sourceData = sourceModel()->data( mapToSource(index), role );
        if( sourceData.isValid() )
            return sourceData;
    }

    // check if we are storing a value for this role at this cell index
    if( mDataMap.contains( index.column() ) )
    {
        const QMap< int,  QMap< int, QVariant > >& colDataMap = mDataMap[ index.column() ];
        if( colDataMap.contains( index.row() ) ) 
        {
            const QMap< int, QVariant >& dataMap = colDataMap[ index.row() ];
            if( dataMap.contains( role ) )
            {
              const QVariant v = dataMap[ role ];
              if( v.isValid() )
                  return v;
            }
        }
    }
    // check if there is something set for the column (dataset), or at global level
    if( index.isValid() )
        return data( index.column(), role ); // includes automatic fallback to default

    return QVariant();
}

QVariant AttributesModel::data	(	int	column,
		int	role
	)			const [inherited]

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 KDChart::AttributesModel::data(), KDChart::AttributesModel::headerData(), and KDChart::AttributesModel::isKnownAttributesRole().

{
  if ( isKnownAttributesRole( role ) ) {
      // check if there is something set for the column (dataset)
      QVariant v;
      v = headerData( column, Qt::Vertical, role );

      // check if there is something set at global level
      if ( !v.isValid() )
          v = data( role ); // includes automatic fallback to default
      return v;
  }
  return QVariant();
}

QVariant AttributesModel::data

(

int

role

)

const [inherited]

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

Definition at line 347 of file KDChartAttributesModel.cpp.

References KDChart::AttributesModel::isKnownAttributesRole(), and KDChart::AttributesModel::modelData().

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

{
  if ( isKnownAttributesRole( role ) ) {
      // check if there is something set at global level
      QVariant v = modelData( role );

      // else return the default setting, if any
      if ( !v.isValid() )
          v = defaultsForRole( role );
      return v;
  }
  return QVariant();
}

const QMap< int, QMap< int, QMap< int, QVariant > > > AttributesModel::dataMap

(

)

const [protected, inherited]

needed for serialization

Definition at line 654 of file KDChartAttributesModel.cpp.

Referenced by KDChart::AttributesModel::data(), KDChart::AttributesModel::headerData(), KDChart::AttributesModel::setData(), and KDChart::AttributesModel::setHeaderData().

{
    return mDataMap;
}

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

[reimplemented]

Definition at line 295 of file KDChartAttributesModel.cpp.

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

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

{
  if( sourceModel() ) {
      QVariant sourceData = sourceModel()->headerData( section, orientation, role );
      if ( sourceData.isValid() ) return sourceData;
  }

  // the source model didn't have data set, let's use our stored values
  const QMap<int, QMap<int, QVariant> >& map = orientation == Qt::Horizontal ? mHorizontalHeaderDataMap : mVerticalHeaderDataMap;
  if ( map.contains( section ) ) {
      const QMap<int, QVariant> &dataMap = map[ section ];
      if ( dataMap.contains( role ) ) {
          return dataMap[ role ];
      }
  }

  // Default values if nothing else matches
  switch ( role ) {
  case Qt::DisplayRole:
      return QLatin1String( orientation == Qt::Vertical ?  "Series " : "Item " ) + QString::number( section ) ;

  case KDChart::DatasetBrushRole: {
      if ( paletteType() == PaletteTypeSubdued )
          return Palette::subduedPalette().getBrush( section );
      else if ( paletteType() == PaletteTypeRainbow )
          return Palette::rainbowPalette().getBrush( section );
      else if ( paletteType() == PaletteTypeDefault )
          return Palette::defaultPalette().getBrush( section );
      else
          qWarning("Unknown type of fallback palette!");
  }
  case KDChart::DatasetPenRole: {
      // default to the color set for the brush (or it's defaults)
      // but only if no per model override was set
      if ( !modelData( role ).isValid() ) {
          QBrush brush = qVariantValue<QBrush>( headerData( section, orientation, DatasetBrushRole ) );
          return QPen( brush.color() );
      }
  }
  default:
      break;
  }

  return QVariant();
}

const QMap< int, QMap< int, QVariant > > AttributesModel::horizontalHeaderDataMap

(

)

const [protected, inherited]

needed for serialization

Definition at line 659 of file KDChartAttributesModel.cpp.

{
    return mHorizontalHeaderDataMap;
}

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 KDChart::AttributesModel::setHeaderData(), and KDChart::AttributesModel::setModelData().

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

void AttributesModel::initFrom

(

const AttributesModel *

other

)

[inherited]

Definition at line 72 of file KDChartAttributesModel.cpp.

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

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

{
    if( other == this || ! other ) return;

    mDataMap = other->mDataMap;
    mHorizontalHeaderDataMap = other->mHorizontalHeaderDataMap;
    mVerticalHeaderDataMap = other->mVerticalHeaderDataMap;
    mModelDataMap = other->mModelDataMap;
    mDefaultsMap =  other->mDefaultsMap;

    setPaletteType( other->paletteType() );
}

bool AttributesModel::isKnownAttributesRole

(

int

role

)

const [inherited]

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 KDChart::AttributesModel::compareAttributes(), KDChart::AttributesModel::data(), KDChart::AttributesModel::setData(), and KDChart::AttributesModel::setHeaderData().

{
    bool oneOfOurs = false;
    switch( role ) {
        // fallthrough intended
    case DataValueLabelAttributesRole:
    case DatasetBrushRole:
    case DatasetPenRole:
    case ThreeDAttributesRole:
    case LineAttributesRole:
    case ThreeDLineAttributesRole:
    case BarAttributesRole:
    case StockBarAttributesRole:
    case ThreeDBarAttributesRole:
    case PieAttributesRole:
    case ThreeDPieAttributesRole:
    case ValueTrackerAttributesRole:
    case DataHiddenRole:
        oneOfOurs = true;
    default:
        break;
    }
    return oneOfOurs;
}

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().

{
  if ( !sourceIndex.isValid() )
    return QModelIndex();
  //qDebug() << "sourceIndex.model()="<<sourceIndex.model();
  //qDebug() << "model()="<<sourceModel();
  Q_ASSERT( sourceIndex.model() == sourceModel() );

  // Create an index that preserves the internal pointer from the source;
  // this way AbstractProxyModel preserves the structure of the source model
  return createIndex( sourceIndex.row(), sourceIndex.column(), sourceIndex.internalPointer() );
}

QModelIndex KDChart::AbstractProxyModel::mapToSource

(

const QModelIndex &

proxyIndex

)

const [inherited]

[reimplemented]

Definition at line 65 of file KDChartAbstractProxyModel.cpp.

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

{
  if ( !proxyIndex.isValid() )
    return QModelIndex();
  if( proxyIndex.model() != this )
    qDebug() << proxyIndex.model() << this;
  Q_ASSERT( proxyIndex.model() == this );
  // So here we need to create a source index which holds that internal pointer.
  // No way to pass it to sourceModel()->index... so we have to do the ugly way:
  QModelIndex sourceIndex;
  KDPrivateModelIndex* hack = reinterpret_cast<KDPrivateModelIndex*>(&sourceIndex);
  hack->r = proxyIndex.row();
  hack->c = proxyIndex.column();
  hack->p = proxyIndex.internalPointer();
  hack->m = sourceModel();
  Q_ASSERT( sourceIndex.isValid() );
  return sourceIndex;
}

QVariant KDChart::AttributesModel::modelData

(

int

role

)

const [inherited]

Definition at line 518 of file KDChartAttributesModel.cpp.

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

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

const QMap< int, QVariant > AttributesModel::modelDataMap

(

)

const [protected, inherited]

needed for serialization

Definition at line 669 of file KDChartAttributesModel.cpp.

{
    return mModelDataMap;
}

AttributesModel::PaletteType AttributesModel::paletteType

(

)

const [inherited]

Definition at line 502 of file KDChartAttributesModel.cpp.

Referenced by KDChart::AttributesModel::compare(), KDChart::AttributesModel::headerData(), and KDChart::AttributesModel::initFrom().

{
    return mPaletteType;
}

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().

{
    Q_ASSERT(sourceModel());
    return mapFromSource(sourceModel()->parent( mapToSource(index) ));
}

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

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

Definition at line 466 of file KDChartAttributesModel.cpp.

References KDChart::AttributesModel::setData().

{
    return setData ( index, QVariant(), role );
}

bool AttributesModel::resetHeaderData	(	int	section,
		Qt::Orientation	orientation,
		int	role = Qt::DisplayRole
	)			[inherited]

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

Definition at line 492 of file KDChartAttributesModel.cpp.

References KDChart::AttributesModel::setHeaderData().

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

int AttributesModel::rowCount

(

const QModelIndex &

index

)

const [inherited]

[reimplemented]

Definition at line 523 of file KDChartAttributesModel.cpp.

References KDChart::AbstractProxyModel::mapToSource().

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

{
    if ( sourceModel() ) {
        return sourceModel()->rowCount( mapToSource(index) );
    } else {
        return 0;
    }
}

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

[reimplemented]

Definition at line 452 of file KDChartAttributesModel.cpp.

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

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

{
    if ( !isKnownAttributesRole( role ) ) {
        return sourceModel()->setData( mapToSource(index), value, role );
    } else {
        QMap< int,  QMap< int, QVariant> > &colDataMap = mDataMap[ index.column() ];
        QMap<int, QVariant> &dataMap = colDataMap[ index.row() ];
        //qDebug() <<  "AttributesModel::setData" <<"role" << role << "value" << value;
        dataMap.insert( role, value );
        emit attributesChanged( index, index );
        return true;
    }
}

void AttributesModel::setDataMap

(

const QMap< int, QMap< int, QMap< int, QVariant > > >

map

)

[protected, inherited]

needed for serialization

Definition at line 675 of file KDChartAttributesModel.cpp.

{
    mDataMap = map;
}

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

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

{
    if ( value.isValid() ) {
        mDefaultsMap.insert( role, value );
    } else {
        // erase the possibily existing value to not let the map grow:
        QMap<int, QVariant>::iterator it = mDefaultsMap.find( role );
        if ( it != mDefaultsMap.end() ) {
            mDefaultsMap.erase( it );
        }
    }

    Q_ASSERT( defaultsForRole( role ) == value );
}

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

[reimplemented]

Definition at line 471 of file KDChartAttributesModel.cpp.

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

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

{
    if( sourceModel() != 0 && headerData( section, orientation, role ) == value )
        return true;
    if ( !isKnownAttributesRole( role ) ) {
        return sourceModel()->setHeaderData( section, orientation, value, role );
    } else {
        QMap<int,  QMap<int, QVariant> > &sectionDataMap
            = orientation == Qt::Horizontal ? mHorizontalHeaderDataMap : mVerticalHeaderDataMap;
        QMap<int, QVariant> &dataMap = sectionDataMap[ section ];
        dataMap.insert( role, value );
        if( sourceModel() ){
            emit attributesChanged( index( 0, section, QModelIndex() ),
                                    index( rowCount( QModelIndex() ), section, QModelIndex() ) );
            emit headerDataChanged( orientation, section, section );
        }
        return true;
    }
}

void AttributesModel::setHorizontalHeaderDataMap

(

const QMap< int, QMap< int, QVariant > >

map

)

[protected, inherited]

needed for serialization

Definition at line 680 of file KDChartAttributesModel.cpp.

{
    mHorizontalHeaderDataMap = map;
}

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

Definition at line 507 of file KDChartAttributesModel.cpp.

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

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

{
    mModelDataMap.insert( role, value );
    if( sourceModel() ){
        emit attributesChanged( index( 0, 0, QModelIndex() ),
                                index( rowCount( QModelIndex() ),
                                       columnCount( QModelIndex() ), QModelIndex() ) );
    }
    return true;
}

void AttributesModel::setModelDataMap

(

const QMap< int, QVariant >

map

)

[protected, inherited]

needed for serialization

Definition at line 690 of file KDChartAttributesModel.cpp.

{
    mModelDataMap = map;
}

void AttributesModel::setPaletteType

(

AttributesModel::PaletteType

type

)

[inherited]

Sets the palettetype used by this attributesmodel.

Definition at line 497 of file KDChartAttributesModel.cpp.

Referenced by KDChart::AttributesModel::initFrom().

{
    mPaletteType = type;
}

void AttributesModel::setSourceModel

(

QAbstractItemModel *

sourceModel

)

[inherited]

[reimplemented]

Definition at line 541 of file KDChartAttributesModel.cpp.

Referenced by KDChart::AttributesModel::AttributesModel().

{
    if( this->sourceModel() != 0 )
    {
        disconnect( this->sourceModel(), SIGNAL( dataChanged( const QModelIndex&, const QModelIndex&)),
                                   this, SLOT( slotDataChanged( const QModelIndex&, const QModelIndex&)));
        disconnect( this->sourceModel(), SIGNAL( rowsInserted( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotRowsInserted( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( rowsRemoved( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotRowsRemoved( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( rowsAboutToBeInserted( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotRowsAboutToBeInserted( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( rowsAboutToBeRemoved( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotRowsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( columnsInserted( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotColumnsInserted( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( columnsRemoved( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotColumnsRemoved( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( columnsAboutToBeInserted( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotColumnsAboutToBeInserted( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( columnsAboutToBeRemoved( const QModelIndex&, int, int ) ),
                                   this, SLOT( slotColumnsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
        disconnect( this->sourceModel(), SIGNAL( modelReset() ),
                                   this, SIGNAL( modelReset() ) );
        disconnect( this->sourceModel(), SIGNAL( layoutChanged() ),
                                   this, SIGNAL( layoutChanged() ) );
    }
    QAbstractProxyModel::setSourceModel( sourceModel );
    if( this->sourceModel() != NULL )
    {
        connect( this->sourceModel(), SIGNAL( dataChanged( const QModelIndex&, const QModelIndex&)),
                                this, SLOT( slotDataChanged( const QModelIndex&, const QModelIndex&)));
        connect( this->sourceModel(), SIGNAL( rowsInserted( const QModelIndex&, int, int ) ),
                                this, SLOT( slotRowsInserted( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( rowsRemoved( const QModelIndex&, int, int ) ),
                                this, SLOT( slotRowsRemoved( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( rowsAboutToBeInserted( const QModelIndex&, int, int ) ),
                                this, SLOT( slotRowsAboutToBeInserted( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( rowsAboutToBeRemoved( const QModelIndex&, int, int ) ),
                                this, SLOT( slotRowsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( columnsInserted( const QModelIndex&, int, int ) ),
                                this, SLOT( slotColumnsInserted( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( columnsRemoved( const QModelIndex&, int, int ) ),
                                this, SLOT( slotColumnsRemoved( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( columnsAboutToBeInserted( const QModelIndex&, int, int ) ),
                                this, SLOT( slotColumnsAboutToBeInserted( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( columnsAboutToBeRemoved( const QModelIndex&, int, int ) ),
                                this, SLOT( slotColumnsAboutToBeRemoved( const QModelIndex&, int, int ) ) );
        connect( this->sourceModel(), SIGNAL( modelReset() ),
                                this, SIGNAL( modelReset() ) );
        connect( this->sourceModel(), SIGNAL( layoutChanged() ),
                                this, SIGNAL( layoutChanged() ) );
    }
}

void AttributesModel::setVerticalHeaderDataMap

(

const QMap< int, QMap< int, QVariant > >

map

)

[protected, inherited]

needed for serialization

Definition at line 685 of file KDChartAttributesModel.cpp.

{
    mVerticalHeaderDataMap = map;
}

const QMap< int, QMap< int, QVariant > > AttributesModel::verticalHeaderDataMap

(

)

const [protected, inherited]

needed for serialization

Definition at line 664 of file KDChartAttributesModel.cpp.

{
    return mVerticalHeaderDataMap;
}

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The documentation for this class was generated from the following file:

• KDChartAbstractDiagram.h

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