codac_ColorMap.h

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#ifndef __CODAC_COLORMAP_H__
#define __CODAC_COLORMAP_H__

#include "codac_colors.h"
#include "codac_Trajectory.h"

namespace codac
{
  enum class InterpolMode { RGB, HSV };

  class ColorMap
  {
    public:

      ColorMap(InterpolMode interpol_mode = InterpolMode::RGB);

      ~ColorMap() {};

      const ColorMap& operator=(const ColorMap& x);

      void add_color_point(rgb color, float index);

      void add_color_point(hsv color, float index);

      void reverse();

      void set_opacity(float alpha);

      bool is_opaque() const;

      rgb color(double r) const;

      rgb color(double t, const Trajectory& f) const;

      void displayColorMap(const std::string& fig_name = "Color map") const;

      static const ColorMap HAXBY; 
      static const ColorMap DEFAULT; 
      static const ColorMap BLUE_TUBE; 
      static const ColorMap RED_TUBE; 
      static const ColorMap RAINBOW; 


    protected:

      InterpolMode m_interpol_mode = InterpolMode::RGB; 
      std::map<float,rgb> m_colormap; 
  };
}

#endif