src/Histogram.h

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#pragma once

#include "common.h"
#include <QtGui/QWidget>
#include <QtGui/QImage>
#include <QtGui/QPainter>

class Histogram : public QWidget
{
        Q_OBJECT
public:
  Histogram(QWidget* parent = 0);
        virtual ~Histogram();

public slots:  
  void Show(const int*);
  void Clear();
  void paintEvent(QPaintEvent* event);

private:
  int densityArray[ DENSITY_COUNT ];
  int maxDensityIndex;

  QImage m_histogram;
  bool showHistogram;

  int* m_density;

  QWidget* m_parent;

  //QPainter tfPainter;
  //QRect tfRectSize;



};

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