//+------------------------------------------------------------------+ //| | //| Copyright © 1999-2008, MetaQuotes Software Corp. | //| http://www.metaquotes.ru | //+------------------------------------------------------------------+ #property copyright "© 2007 Takbir" #property link "www.stigal.com" //---- #define major 1 #define minor 1 //---- #property indicator_chart_window #property indicator_buffers 2 #property indicator_color1 Blue #property indicator_color2 Red #property indicator_width1 1 #property indicator_width2 1 //---- double UpperFr[]; double LowerFr[]; //---- int Bars_left=5; int Bars_right=5; //+------------------------------------------------------------------+ //| | //+------------------------------------------------------------------+ void init() { SetIndexBuffer(0, UpperFr); SetIndexBuffer(1, LowerFr); // SetIndexEmptyValue(0, 0); SetIndexEmptyValue(1, 0); // SetIndexStyle(0, DRAW_ARROW); SetIndexArrow(0, 217); // SetIndexStyle(1, DRAW_ARROW); SetIndexArrow(1, 218); } //+------------------------------------------------------------------+ //| | //+------------------------------------------------------------------+ void start() { int counted_bars = IndicatorCounted(); if(counted_bars < 0) return(-1); if(counted_bars > 0) counted_bars--; int limit = Bars - counted_bars; if(counted_bars==0) limit-=1+Bars_left; //----- double dy=0; for(int i=1; i<=20; i++) { dy+=0.3*(High[i]-Low[i])/20; } for(i=1+Bars_right; i<=limit+Bars_left; i++) { UpperFr[i]=0; LowerFr[i]=0; //---- if (IsUpperFr(i)) UpperFr[i]=High[i] + dy; if (IsLowerFr(i)) LowerFr[i]=Low[i] - dy; } } //+------------------------------------------------------------------+ //| | //+------------------------------------------------------------------+ bool IsUpperFr(int bar) { for(int i=1; i<=Bars_left; i++) { if (bar+i>=Bars) return(false); if (High[bar] < High[bar+i]) return(false); } for(i=1; i<=Bars_right; i++) { if (bar-i < 0) return(false); if (High[bar] < High[bar-i]) return(false); } //---- return(true); } //+------------------------------------------------------------------+ //| | //+------------------------------------------------------------------+ bool IsLowerFr(int bar) { for(int i=1; i<=Bars_left; i++) { if (bar+i>=Bars) return(false); if (Low[bar] > Low[bar+i]) return(false); } for(i=1; i<=Bars_right; i++) { if (bar-i < 0) return(false); if (Low[bar] > Low[bar-i]) return(false); } //---- return(true); } //+------------------------------------------------------------------+