Colors.h

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#ifndef EVDB_COLORS_H
#define EVDB_COLORS_H

#include <vector>
#include <string>

#include "art/Framework/Services/Registry/ActivityRegistry.h"
#include "art/Framework/Services/Registry/ServiceHandle.h"
#include "art/Framework/Services/Registry/ServiceMacros.h"
#include "fhiclcpp/ParameterSet.h"
#include "nutools/EventDisplayBase/Reconfigurable.h"

namespace evdb
{
  class ColorScale;
  class Colors : public Reconfigurable
  {
  public:
    Colors(fhicl::ParameterSet const& p);
    ~Colors();
    void reconfigure(fhicl::ParameterSet const& p);

    void WhiteOnBlack();

    void BlackOnWhite();

    int Foreground(int i=0);

    int Background(int i=0);

    ColorScale& Scale(const std::string& nm);

  private:
    void UnpackColorScale(fhicl::ParameterSet const& p,
                          const std::string&         c);
    void SetStyle();

 private:
    static const int kMAX_FGBG = 6;
    int fFG[kMAX_FGBG]; 
    int fBG[kMAX_FGBG]; 
    std::map<std::string,ColorScale*> fColorScales;
  };
}

DECLARE_ART_SERVICE(evdb::Colors, LEGACY)
#endif // EVDB_COLORS