git.sesse.net Git - nageru/blob - nageru/rgb_histogram.h

   1 #ifndef RGB_HISTOGRAM_H
   2 #define RGB_HISTOGRAM_H
   3
   4 #include <math.h>
   5 #include <QPixmap>
   6 #include <QWidget>
   7 #include <QColor>
   8 #include <vector>
   9
  10 #include "vu_common.h"
  11
  12 class QObject;
  13 class QPaintEvent;
  14 class QResizeEvent;
  15
  16 class RGBHistogram : public QWidget
  17 {
  18         Q_OBJECT
  19
  20 public:
  21         RGBHistogram(QWidget *parent);
  22         void set_histograms(std::vector<double> red, std::vector<double> green, std::vector<double> blue);
  23
  24 private:
  25         void paintEvent(QPaintEvent *event) override;
  26         void draw(const std::vector<double> &v, double max, Qt::GlobalColor color, QPainter *painter);
  27
  28         std::vector<double> red, green, blue;
  29 };
  30
  31 #endif