WeeklyPivot_v2

//+------------------------------------------------------------------+
//|                                                  WeeklyPivot.mq4 |
//|                                                                  |
//+------------------------------------------------------------------+
#property indicator_chart_window
#property indicator_buffers 7
#property indicator_color1 Magenta
#property indicator_color2 RoyalBlue
#property indicator_color3 Crimson
#property indicator_color4 RoyalBlue
#property indicator_color5 Crimson
#property indicator_color6 SeaGreen
#property indicator_color7 SeaGreen
//---- input parameters
//---- buffers
double PBuffer[];
double S1Buffer[];
double R1Buffer[];
double S2Buffer[];
double R2Buffer[];
double S3Buffer[];
double R3Buffer[];
string Pivot="WeeklyPivotPoint",Sup1="W_S 1", Res1="W_R 1";
string Sup2="W_S 2", Res2="W_R 2", Sup3="W_S 3", Res3="W_R 3";
int fontsize=10;
double P,S1,R1,S2,R2,S3,R3;
double last_week_high, last_week_low, this_week_open, last_week_close;
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//---- TODO: add your code here
   ObjectDelete("WeeklyPivot");
   ObjectDelete("Sup1");
   ObjectDelete("Res1");
   ObjectDelete("Sup2");
   ObjectDelete("Res2");
   ObjectDelete("Sup3");
   ObjectDelete("Res3");
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   string short_name;
//---- indicator line
   SetIndexStyle(0,DRAW_LINE,0,2,Magenta);
   SetIndexStyle(1,DRAW_LINE,0,2,RoyalBlue);
   SetIndexStyle(2,DRAW_LINE,0,2,Crimson);
   SetIndexStyle(3,DRAW_LINE,0,2,RoyalBlue);
   SetIndexStyle(4,DRAW_LINE,0,2,Crimson);
   SetIndexStyle(5,DRAW_LINE,0,2,SeaGreen);
   SetIndexStyle(6,DRAW_LINE,0,2,SeaGreen);
   SetIndexBuffer(0,PBuffer);
   SetIndexBuffer(1,S1Buffer);
   SetIndexBuffer(2,R1Buffer);
   SetIndexBuffer(3,S2Buffer);
   SetIndexBuffer(4,R2Buffer);
   SetIndexBuffer(5,S3Buffer);
   SetIndexBuffer(6,R3Buffer);
//---- name for DataWindow and indicator subwindow label
   short_name="WeeklyPivotPoint";
   IndicatorShortName(short_name);
   SetIndexLabel(0,short_name);
//----
   SetIndexDrawBegin(0,1);
//----
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int counted_bars=IndicatorCounted();
   int limit, i;
//---- indicator calculation
   if (counted_bars==0)
     {
      ObjectCreate("WeeklyPivot", OBJ_TEXT, 0, 0,0);
      ObjectSetText("WeeklyPivot", "                            Weekly Pivot Point",fontsize,"Arial",Red);
      ObjectCreate("Sup1", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Sup1", "        wS 1",fontsize,"Arial",Red);
      ObjectCreate("Res1", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Res1", "        wR 1",fontsize,"Arial",Red);
      ObjectCreate("Sup2", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Sup2", "        wS 2",fontsize,"Arial",Red);
      ObjectCreate("Res2", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Res2", "        wR 2",fontsize,"Arial",Red);
      ObjectCreate("Sup3", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Sup3", "        wS 3",fontsize,"Arial",Red);
      ObjectCreate("Res3", OBJ_TEXT, 0, 0, 0);
      ObjectSetText("Res3", "        wR 3",fontsize,"Arial",Red);
     }
   if(counted_bars<0) return(-1);
//----
   limit=(Bars-counted_bars)-1;
//----
   for(i=limit; i>=0;i--)
     {
      // Monday
      if(1==TimeDayOfWeek(Time[i]) && 1!=TimeDayOfWeek(Time[i+1]) )
        {
         last_week_close=Close[i+1];
         this_week_open=Open[i];
         // WeeklyPivot
         P=(last_week_high + last_week_low + this_week_open + last_week_close)/4;
         R1=(2*P)-last_week_low;
         S1=(2*P)-last_week_high;
         R2=P+(last_week_high - last_week_low);
         S2=P-(last_week_high - last_week_low);
         R3=(2*P)+(last_week_high-(2*last_week_low));
         S3=(2*P)-((2* last_week_high)-last_week_low);
         last_week_low=Low[i]; last_week_high=High[i];
//----
         ObjectMove("WeeklyPivot", 0, Time[i],P);
         ObjectMove("Sup1", 0, Time[i],S1);
         ObjectMove("Res1", 0, Time[i],R1);
         ObjectMove("Sup2", 0, Time[i],S2);
         ObjectMove("Res2", 0, Time[i],R2);
         ObjectMove("Sup3", 0, Time[i],S3);
         ObjectMove("Res3", 0, Time[i],R3);
        }
      last_week_high=MathMax(last_week_high, High[i]);
      last_week_low=MathMin(last_week_low, Low[i]);
      PBuffer[i]=P;
      S1Buffer[i]=S1;
      R1Buffer[i]=R1;
      S2Buffer[i]=S2;
      R2Buffer[i]=R2;
      S3Buffer[i]=S3;
      R3Buffer[i]=R3;
     }
//----
   return(0);
  }
//+------------------------------------------------------------------+