Please help to convert this mq4 indicator to cAlgo

//+------------------------------------------------------------------+

//|                                                   SweetSpots.mq4 |

//|                                                                  |

//|                                                                  |

//+------------------------------------------------------------------+

#property indicator_chart_window

/* Introduction:

   This indicator shows lines at sweet spots (50 and 100 

   pips levels). It is recommended to turn off the grid.

   Enjoy!

   Markus

*/

extern int NumLinesAboveBelow= 100;

extern int SweetSpotMainLevels= 100;

extern color LineColorMain= Gold;

extern int LineStyleMain= STYLE_SOLID;

extern bool ShowSubLevels= true;

extern int sublevels= 250;

extern color LineColorSub= Gold;

extern int LineStyleSub= STYLE_DOT;

//+------------------------------------------------------------------+

//| Custom indicator initialization function                         |

//+------------------------------------------------------------------+

int init()

{

   return(0);

}

int deinit()

{

   int obj_total= ObjectsTotal();

   for (int i= obj_total; i>=0; i--) {

      string name= ObjectName(i);

      if (StringSubstr(name,0,11)=="[SweetSpot]") 

         ObjectDelete(name);

   }

   return(0);

}

//+------------------------------------------------------------------+

//| Custom indicator iteration function                              |

//+------------------------------------------------------------------+

int start()

{

   static datetime timelastupdate= 0;

   static datetime lasttimeframe= 0;

   // no need to update these buggers too often   

   if (CurTime()-timelastupdate < 600 && Period()==lasttimeframe)

      return (0);

   deinit();  // delete all previous lines

   int i, ssp1, style, ssp, thickness; //sublevels= 50;

   double ds1;

   color linecolor;

   if (!ShowSubLevels)

      sublevels*= 2;

   ssp1= Bid / Point;

   ssp1= ssp1 - ssp1%sublevels;

   for (i= -NumLinesAboveBelow; i<NumLinesAboveBelow; i++) {

      ssp= ssp1+(i*sublevels); 

      if (ssp%SweetSpotMainLevels==0) {

         style= LineStyleMain;

         linecolor= LineColorMain;

      }

      else {

         style= LineStyleSub;

         linecolor= LineColorSub;

      }

      thickness= 1;

      if (ssp%(SweetSpotMainLevels*10)==0) {

         thickness= 2;      

      }

      if (ssp%(SweetSpotMainLevels*100)==0) {

         thickness= 3;      

      }

      ds1= ssp*Point;

      SetLevel(DoubleToStr(ds1,Digits), ds1,  linecolor, style, thickness, Time[10]);

   }

   return(0);

}

//+------------------------------------------------------------------+

//| Helper                                                           |

//+------------------------------------------------------------------+

void SetLevel(string text, double level, color col1, int linestyle, int thickness, datetime startofday)

{

   int digits= Digits;

   string linename= "[SweetSpot] " + text + " Line",

          pricelabel; 

   // create or move the horizontal line   

   if (ObjectFind(linename) != 0) {

      ObjectCreate(linename, OBJ_HLINE, 0, 0, level);

      ObjectSet(linename, OBJPROP_STYLE, linestyle);

      ObjectSet(linename, OBJPROP_COLOR, col1);

      ObjectSet(linename, OBJPROP_WIDTH, thickness);

      ObjectSet(linename, OBJPROP_BACK, True);

   }

   else {

      ObjectMove(linename, 0, Time[0], level);

   }

}