SciFigs::LineItem Class Reference

Brief description of class still missing. More...

#include <LineItem.h>

List of all members.

Public Member Functions
virtual int	columnCount (const QModelIndex &parent=QModelIndex()) const
virtual QVariant	data (const QModelIndex &index, int role) const
virtual Qt::ItemFlags	flags (const QModelIndex &) const
virtual QVariant	headerData (int section, Qt::Orientation orientation, int role=Qt::DisplayRole) const
	LineItem (QObject *parent=0)
virtual int	rowCount (const QModelIndex &parent=QModelIndex()) const
virtual bool	setData (const QModelIndex &index, const QVariant &value, int role=Qt::EditRole)
void	setLine (LineLayer *layer, AbstractLine *line)
	~LineItem ()

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Detailed Description

Brief description of class still missing.

Full description of class still missing

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Constructor & Destructor Documentation

SciFigs::LineItem::LineItem

(

QObject *

parent = 0

)

   : QAbstractTableModel(parent)
{
  _layer=0;
  _line=0;
}

SciFigs::LineItem::~LineItem

(

)

[inline]

{}

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Member Function Documentation

int SciFigs::LineItem::columnCount

(

const QModelIndex &

parent = QModelIndex()

)

const [virtual]

References TRACE.

{
  TRACE;
  return 4;
}

QVariant SciFigs::LineItem::data	(	const QModelIndex &	index,
		int	role
	)		const [virtual]

References SciFigs::AbstractLine::isValid(), SciFigs::AbstractLine::point(), SciFigs::LineLayer::pointOptions(), TRACE, QGpCoreTools::Point2D::x(), QGpCoreTools::Point2D::y(), and QGpCoreTools::Point::z().

{
  TRACE;
  if(!_line) return QVariant();
  if( !index.isValid()) return QVariant();
  switch (role) {
  case Qt::DisplayRole: {
      Point p=_line->point(index.row(), _layer->pointOptions());
      switch(index.column()) {
      case 1: return p.x();
      case 2: return p.y();
      case 3: return p.z();
      default: return QVariant();
      }
    }
  case Qt::CheckStateRole:
    if(index.column()==0)
      return _line->isValid(index.row()) ? Qt::Checked : Qt::Unchecked;
    else
      return QVariant();
  case Qt::TextAlignmentRole:
    if(index.column()==0)
      return (int)(Qt::AlignHCenter | Qt::AlignVCenter);
    else
      return (int)(Qt::AlignRight | Qt::AlignVCenter);
  default:
    return QVariant();
  }
}

Qt::ItemFlags SciFigs::LineItem::flags

(

const QModelIndex &

index

)

const [virtual]

References SciFigs::AbstractLine::isValid().

{
  if(!_line) return 0;
  if(index.column()==0) {
    return Qt::ItemIsSelectable | Qt::ItemIsUserCheckable | Qt::ItemIsEnabled;
  } else {
    if(_line->isValid(index.row())) {
      return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled;
    } else {
      return Qt::ItemIsSelectable;
    }
  }
}

QVariant SciFigs::LineItem::headerData	(	int	section,
		Qt::Orientation	orientation,
		int	role = Qt::DisplayRole
	)		const [virtual]

References QGpCoreTools::tr(), and TRACE.

{
  TRACE;
  if(role!=Qt::DisplayRole) return QVariant();
  if(orientation==Qt::Horizontal) {
    switch (section) {
    case 0: return tr("Valid");
    case 1: return tr("X");
    case 2: return tr("Y");
    case 3: return tr("dY");
    default: return 0;
    }
  } else {
    return section + 1;
  }
}

int SciFigs::LineItem::rowCount

(

const QModelIndex &

parent = QModelIndex()

)

const [virtual]

References SciFigs::AbstractLine::count(), and TRACE.

{
  TRACE;
  if(!_line) return 0;
  if( !parent.isValid())
    return _line->count();
  return 0;
}

bool SciFigs::LineItem::setData	(	const QModelIndex &	index,
		const QVariant &	value,
		int	role = Qt::EditRole
	)		[virtual]

References SciFigs::GraphContentLayer::deepUpdate(), SciFigs::LineLayer::pointOptions(), SciFigs::AbstractLine::setValid(), SciFigs::AbstractLine::setX(), SciFigs::AbstractLine::setY(), SciFigs::AbstractLine::setZ(), and TRACE.

{
  TRACE;
  if(!_line) return false;
  if( !index.isValid()) return false;
  switch (role) {
  case Qt::EditRole: {
      LayerLocker ll(_layer);
      switch(index.column()) {
      case 0: return false;
      case 1: _line->setX(index.row(), value.toDouble()); break;
      case 2: _line->setY(index.row(), value.toDouble(), _layer->pointOptions()); break;
      case 3: _line->setZ(index.row(), value.toDouble(), _layer->pointOptions()); break;
      default: break;
      }
      _layer->deepUpdate();
      emit dataChanged(index, index);
      return true;
    }
  case Qt::CheckStateRole:
    if(index.column()==0) {
      LayerLocker ll(_layer);
      if(value.toInt()==Qt::Checked)
        _line->setValid(index.row(), true);
      else
        _line->setValid(index.row(), false);
     _layer->deepUpdate();
     emit dataChanged(createIndex(index.row(), 0), createIndex(index.row(), 3));
      return true;
    } else
      return false;
  default:
    return false;
  }
}

void SciFigs::LineItem::setLine	(	LineLayer *	layer,
		AbstractLine *	line
	)

References TRACE.

{
  TRACE;
  _layer=layer;
  _line=line;
  reset();
}

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

• SciFigs/LineItem.h
• SciFigs/LineItem.cpp