#include "WimaDataContainer.h"

WimaDataContainer::WimaDataContainer(QObject *parent)
    :   QObject     (parent)
    ,   _planData   (this /* parent */)
    ,   _dataValid  (false)
{

}

/*!
 * \fn bool WimaDataContainer::dataValid() const
 * Returns \c true if the data is valid, \c false else.
 */
bool WimaDataContainer::dataValid() const/*!
 * \fn bool dijkstraAlgorithm(int startIndex, int endIndex, const QList<T> elements, QList<T> &elementPath, double(*distance)(const T &t1, const T &t2))
 * Calculates the shortest path between the elements stored in \a elements.
 * The \l {Dijkstra Algorithm} is used to find the shorest path.
 * Stores the result inside \a elementPath when sucessfull.
 * The function handle \a distance is used to calculate the distance between two elements. The distance must be positive.
 * Returns \c true if successful, \c false else.
 *
 * \sa QList
 */
{
    return _dataValid;
}

/*!
 * \fn void WimaDataContainer::push(const WimaPlanData &planData)
 *
 * Updates the \c WimaPlanData members content with \a planData.
 * Emits the planDataChanged() signal.
 *
 * \sa WimaPlanData
 */
void WimaDataContainer::push(const WimaPlanData &planData)
{
    setDataValid(false);
    _planData = planData;
    setDataValid(true);
}

/*!
 * \fn const WimaPlanData &WimaDataContainer::pull() const
 *
 * Returns a constant referenc to the \c WimaPlanData member.
 *
 * \sa WimaPlanData
 */
const WimaPlanData &WimaDataContainer::pull() const
{
    return  _planData;
}

/*!
 * \fn void WimaDataContainer::setDataValid(bool valid)
 *
 * Sets the validity of the data to \a valid.
 * Mainly for internal usage. Should be invoked from \c WimaPlaner only.
 *
 * \sa WimaPlanData
 */
void WimaDataContainer::setDataValid(bool valid)
{
    if ( _dataValid != valid ) {
        _dataValid = valid;

        emit dataValidChanged(_dataValid);
    }
}

/*!
 * \class WimaDataContainer
 * \brief Data container designed for data exchange between \c WimaPlaner and \c WimaController.
 * Data container designed for data exchange between \c WimaPlaner and \c WimaController.
 * It is meant that only one instance of this class exists. Both \c WimaPlaner and \c WimaController
 * have a reference to this instance and can modify its data.
 *
 * \sa WimaController, WimaPlaner
 */