##// END OF EJS Templates
Made Variable data update atomic ease thread safety and avoid mixing...
Made Variable data update atomic ease thread safety and avoid mixing abstraction levels Also added few missing override Signed-off-by: Alexis Jeandet <alexis.jeandet@member.fsf.org>

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Variable.h
112 lines | 3.7 KiB | text/x-c | CLexer
#ifndef SCIQLOP_VARIABLE_H
#define SCIQLOP_VARIABLE_H
#include <QLoggingCategory>
#include <QObject>
#include <QUuid>
#include <QReadWriteLock>
#include "CoreGlobal.h"
#include <Data/DataSeriesIterator.h>
#include <Data/DataSeriesType.h>
#include <Data/DateTimeRange.h>
#include <Common/deprecate.h>
#include <Common/MetaTypes.h>
#include <Common/spimpl.h>
Q_DECLARE_LOGGING_CATEGORY(LOG_Variable)
class IDataSeries;
class QString;
/**
* @brief The Variable class represents a variable in SciQlop.
*/
class SCIQLOP_CORE_EXPORT Variable : public QObject {
Q_OBJECT
public:
explicit Variable(const QString &name, const QVariantHash &metadata = {});
/// Copy ctor
explicit Variable(const Variable &other);
std::shared_ptr<Variable> clone() const;
QString name() const noexcept;
void setName(const QString &name) noexcept;
DateTimeRange range() const noexcept;
void setRange(const DateTimeRange &range, bool notify=false) noexcept;
DateTimeRange cacheRange() const noexcept;
void setCacheRange(const DateTimeRange &cacheRange) noexcept;
/// @return the number of points hold by the variable. The number of points is updated each time
/// the data series changes
unsigned int nbPoints() const noexcept;
/// Returns the real range of the variable, i.e. the min and max x-axis values of the data
/// series between the range of the variable. The real range is updated each time the variable
/// range or the data series changed
/// @return the real range, invalid range if the data series is null or empty
/// @sa setDataSeries()
/// @sa setRange()
std::optional<DateTimeRange> realRange() const noexcept;
/// @return the data of the variable, nullptr if there is no data
std::shared_ptr<IDataSeries> dataSeries() const noexcept;
/// @return the type of data that the variable holds
DataSeriesType type() const noexcept;
QVariantHash metadata() const noexcept;
DEPRECATE(
bool contains(const DateTimeRange &range) const noexcept;
bool intersect(const DateTimeRange &range) const noexcept;
bool isInside(const DateTimeRange &range) const noexcept;
bool cacheContains(const DateTimeRange &range) const noexcept;
bool cacheIntersect(const DateTimeRange &range) const noexcept;
bool cacheIsInside(const DateTimeRange &range) const noexcept;
)
DEPRECATE(
QVector<DateTimeRange> provideNotInCacheRangeList(const DateTimeRange &range) const noexcept;
QVector<DateTimeRange> provideInCacheRangeList(const DateTimeRange &range) const noexcept;
)
DEPRECATE(
void mergeDataSeries(std::shared_ptr<IDataSeries> dataSeries) noexcept;
)
void updateData(const std::vector<IDataSeries*>& dataSeries,
const DateTimeRange& newRange, const DateTimeRange& newCacheRange,
bool notify=true);
DEPRECATE(
static QVector<DateTimeRange> provideNotInCacheRangeList(const DateTimeRange &oldRange,
const DateTimeRange &nextRange);
static QVector<DateTimeRange> provideInCacheRangeList(const DateTimeRange &oldRange,
const DateTimeRange &nextRange);
)
QUuid ID(){return _uuid;}
signals:
void updated();
DEPRECATE(
/// Signal emitted when when the data series of the variable is loaded for the first time
void dataInitialized();
)
private:
class VariablePrivate;
spimpl::unique_impl_ptr<VariablePrivate> impl;
QUuid _uuid;
QReadWriteLock m_lock;
};
// Required for using shared_ptr in signals/slots
SCIQLOP_REGISTER_META_TYPE(VARIABLE_PTR_REGISTRY, std::shared_ptr<Variable>)
SCIQLOP_REGISTER_META_TYPE(VARIABLE_PTR_VECTOR_REGISTRY, QVector<std::shared_ptr<Variable> >)
#endif // SCIQLOP_VARIABLE_H