QwtFunctionPlot.hh

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//=============================================================================
//
// CLASS QwtFunctionPlot
//
//
// Author:  David Bommes <bommes@cs.rwth-aachen.de>
//
// Version: $Revision: 1$
// Date:    $Date: 200X-XX-XX$
//
//=============================================================================


#ifndef ACG_QWTFUNCTIONPLOT_HH
#define ACG_QWTFUNCTIONPLOT_HH

#ifdef WITH_QWT

//== INCLUDES =================================================================

#if QT_VERSION >= 0x050000 
  #include <QtWidgets>
#else
  #include <QtGui>
#endif

#include <qwt_plot.h>
#include <qwt_plot_curve.h>
#include <qwt_plot_zoomer.h>
#include <qwt_scale_engine.h>
#include <qwt_plot_marker.h>

#include <QDialog>

// qmake users have to include pc
#include <ui_QwtFunctionPlotBase.hh>

// ACGMake users have to include
// #include "QtFunctionPlotBase.hh"

#if QWT_VERSION >= 0x060000
 #include <ACG/QwtWidgets/QwtHistogramm.hh>
#else
 #include "HistogramItem.hh"
#endif

#include <vector>
#include "TextureParameters.hh"


//== FORWARDDECLARATIONS ======================================================

//== NAMESPACES ===============================================================

namespace ACG
{

//== CLASS DEFINITION =========================================================



class QwtFunctionPlot : public QDialog, public Ui::QwtFunctionPlotBase
{
  Q_OBJECT
public:

  QwtFunctionPlot( QWidget*    _parent = 0 );

  ~QwtFunctionPlot() {}

  // set the function to plot
  void setFunction( std::vector<double>& _values );

  void setParameters(const TexParameters& _parameters);

  void setParameters(bool repeat, double repeatMax,
                     bool clamp,  double clampMin, double clampMax,
                     bool center,
                     bool absolute,
                     bool scale);

  void setImage(QImage* _image);

public slots:
  void zoomIn();
  void zoomOut();
  void clamp();
  
  void replot();

private:

  QwtPlotZoomer* plot_zoomer_;

  QwtPlotMarker* clampMinMarker_;
  QwtSymbol*     minSymbol_;

  QwtPlotMarker* clampMaxMarker_;
  QwtSymbol*     maxSymbol_;

  // Histogramm Plot
#if QWT_VERSION >= 0x060000
  Histogram* histogram_;
#else
  HistogramItem* histogram_;
#endif

  std::vector<double> values_;

  QImage* image_;

  TexParameters parameters_;

  double min_,max_;

};


//=============================================================================
} // namespace ACG

#endif // WITH_QWT

//=============================================================================
#endif // ACG_QWTFUNCTIONPLOT_HH defined
//=============================================================================