KVDrawable.h

#pragma once
 
#include "TObject.h"
 
template<typename Drawable>
class KVDrawable {
   Drawable* fDraw = nullptr;
public:
   KVDrawable(Drawable* d) : fDraw{d}
   {}
   KVDrawable(const KVDrawable& d) : fDraw{d.fDraw}
   {}
   KVDrawable(KVDrawable&& d) : fDraw{d.fDraw}
   {
      d.fDraw = nullptr;
   }
   KVDrawable& operator=(const KVDrawable& d)
   {
      if (&d != this) {
         fDraw = d.fDraw;
      }
      return *this;
   }
   KVDrawable& operator=(KVDrawable&& d)
   {
      if (&d != this) {
         fDraw = d.fDraw;
         d.fDraw = nullptr;
      }
      return *this;
   }
   Drawable* operator->()
   {
      return fDraw;
   }
   operator Drawable* () const
   {
      return fDraw;
   }
   KVDrawable& LineColor(int lc)
   {
      fDraw->SetLineColor(lc);
      return *this;
   }
   KVDrawable& LineStyle(int lc)
   {
      fDraw->SetLineStyle(lc);
      return *this;
   }
   KVDrawable& LineWidth(int lc)
   {
      fDraw->SetLineWidth(lc);
      return *this;
   }
   KVDrawable& FillColor(int lc)
   {
      fDraw->SetFillColor(lc);
      return *this;
   }
   KVDrawable& FillStyle(int lc)
   {
      fDraw->SetFillStyle(lc);
      return *this;
   }
   KVDrawable& MarkerColor(int lc)
   {
      fDraw->SetMarkerColor(lc);
      return *this;
   }
   KVDrawable& MarkerStyle(int lc)
   {
      fDraw->SetMarkerStyle(lc);
      return *this;
   }
   KVDrawable& MarkerSize(float lc)
   {
      fDraw->SetMarkerSize(lc);
      return *this;
   }
   ClassDef(KVDrawable, 0)
};