QmitkPlotWidget.h

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/*============================================================================

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

============================================================================*/

#ifndef _QmitkPlotWidget_H_
#define _QmitkPlotWidget_H_

#include "MitkQtWidgetsExtExports.h"
#include "mitkCommon.h"
#include <qwidget.h>
#include <qwt_legend.h>
#include <qwt_plot.h>
#include <qwt_plot_curve.h>
#include <qwt_plot_intervalcurve.h>
#include <qwt_symbol.h>
#include <tuple>
#include <vector>

class MITKQTWIDGETSEXT_EXPORT QmitkPlotWidget
  : public QWidget
  {
private:
  Q_OBJECT

public:
  typedef double ScalarType;

  typedef std::vector<ScalarType> DataVector;

  typedef std::vector<std::pair<double, double>> XYDataVector;

  QmitkPlotWidget(QWidget *parent = nullptr,
                  const char *title = nullptr,
                  const char *name = nullptr,
                  Qt::WindowFlags f = nullptr);

  ~QmitkPlotWidget() override;

  QwtPlot *GetPlot();

  void SetPlotTitle(const QwtText &qwt_title);

  void SetPlotTitle(const char *title);

  unsigned int InsertCurve(const char *title, QColor color = QColor(Qt::black));

  void SetAxisTitle(int axis, const char *title);

  bool SetCurveData(unsigned int curveId, const DataVector &xValues, const DataVector &yValues);

  bool SetCurveData(unsigned int curveId,
                    const DataVector &xValues,
                    const DataVector &yValues,
                    const DataVector &yLowerError,
                    const DataVector &yUpperError);

  bool SetCurveData(unsigned int curveId,
                    const DataVector &xValues,
                    const DataVector &yValues,
                    const DataVector &xLowerError,
                    const DataVector &xUpperError,
                    const DataVector &yLowerError,
                    const DataVector &yUpperError);

  bool SetCurveData(unsigned int curveId, const XYDataVector &data);

  void SetCurvePen(unsigned int curveId, const QPen &pen);

  void SetCurveBrush(unsigned int curveId, const QBrush &brush);

  void SetCurveStyle(unsigned int curveId, const QwtPlotCurve::CurveStyle style);

  void SetCurveSymbol(unsigned int curveId, QwtSymbol *symbol);

  void SetCurveAntialiasingOn(unsigned int curveId);
  void SetCurveAntialiasingOff(unsigned int curveId);

  void SetCurveTitle(unsigned int curveId, const char *title);

  void SetErrorPen(unsigned int curveId, const QPen &pen);

  void SetErrorStyleSymbols(unsigned int curveId, bool drawSmybols);

  void SetLegend(QwtLegend *legend, QwtPlot::LegendPosition pos = QwtPlot::RightLegend, double ratio = -1);

  void SetLegendAttribute(unsigned int curveId, const QwtPlotCurve::LegendAttribute &attribute);

  void Replot();

  void Clear();

protected:
  double *ConvertToRawArray(const DataVector &values);

  double *ConvertToRawArray(const XYDataVector &values, unsigned int component);

  bool AddErrorIntervalCurve(unsigned int curveId,
                             const DataVector &lessError,
                             const DataVector &moreError,
                             bool isXError);

  QwtPlot *m_Plot;
  std::vector<std::tuple<QwtPlotCurve *, QwtPlotIntervalCurve *, QwtPlotIntervalCurve *>> m_PlotCurveVector;
};

#endif