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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/Model/Data/DataItem.h
//! @brief Declares class DataItem.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#ifndef BORNAGAIN_GUI_MODEL_DATA_DATAITEM_H
#define BORNAGAIN_GUI_MODEL_DATA_DATAITEM_H
#include <QDateTime>
#include <QXmlStreamReader>
#include <mutex>
class AmplitudeAxisItem;
class BasicAxisItem;
class Datafield;
class Frame;
//! Abstract base class for Data2DItem and Data1DItem. Owns one Datafield.
class DataItem : public QObject {
Q_OBJECT
protected:
explicit DataItem(const QString& modelType);
public:
~DataItem();
const QString TYPE{"uninitialized"};
// Returns datafield, owned by this class
Datafield* p_field() { return m_datafield.get(); }
const Datafield* c_field() const { return m_datafield.get(); }
virtual void setDatafield(const Datafield& data) = 0;
//! Sets the raw data vector from external source.
//! Checks only the equality of data size; no dimension checks are applied.
void setRawDataVector(const std::vector<double>& data);
QString fname() const { return m_fname; }
void setFileName(const QString& filename);
QString dataFullPath(const QString& projectDir) const;
QDateTime lastModified() const { return m_last_modified; }
void setLastModified(const QDateTime& dtime);
void loadDatafield(const QString& projectDir, int rank);
void saveDatafield(const QString& projectDir) const;
// Number of bins in data
int xSize() const;
int ySize() const;
// Returns min and max range of x-axis as given by data
virtual double xMin() const = 0;
virtual double xMax() const = 0;
// Returns min and max range of y-axis as given by data
virtual double yMin() const = 0;
virtual double yMax() const = 0;
// Lower and upper zoom ranges of x-axis
double lowerX() const;
double upperX() const;
void setXrange(double lower, double upper);
// Lower and upper zoom ranges of y-axis
double lowerY() const;
double upperY() const;
void setYrange(double lower, double upper);
// Adjust zoom range of this item to the other items range
void alignXranges(DataItem* sourceItem);
void alignYranges(DataItem* sourceItem);
void alignXYranges(DataItem* sourceItem);
bool isArgRangeLocked() const { return m_lock_arg_range; }
void setArgRangeLocked(bool b) { m_lock_arg_range = b; }
virtual bool isValAxisLocked() const = 0;
virtual void setValAxisLocked(bool state) = 0;
const BasicAxisItem* axItemX() const;
BasicAxisItem* axItemX();
const AmplitudeAxisItem* axItemY() const;
AmplitudeAxisItem* axItemY();
// Axes titles
QString xAxisLabel() const;
QString yAxisLabel() const;
virtual size_t rank() const = 0;
virtual size_t axdim(int i) const = 0;
//! Set axes viewport to original data.
virtual void resetView() = 0;
virtual void writeTo(QXmlStreamWriter* w) const;
virtual void readFrom(QXmlStreamReader* r);
bool wasModifiedSinceLastSave() const;
signals:
void datafieldChanged();
void updateOtherPlots(DataItem* sender);
protected:
std::unique_ptr<Datafield> m_datafield; //!< simulation results
mutable std::mutex m_update_data_mutex;
QString m_fname;
bool m_lock_arg_range;
std::unique_ptr<BasicAxisItem> m_x_axis;
std::unique_ptr<AmplitudeAxisItem> m_y_axis;
QDateTime m_last_modified;
mutable QDateTime m_last_saved;
void setTheDatafield(const Datafield& data);
};
#endif // BORNAGAIN_GUI_MODEL_DATA_DATAITEM_H
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