//+------------------------------------------------------------------+ //| Trendscalpindic.mq4 | //| Based on Nick Beluk's TTF implementation | //| No redrawing, no lookahead, nosmoothing | //+------------------------------------------------------------------+ #property copyright "Copyright 2005, Nick Bilak" #property link "beluck[at]gmail.com" #property indicator_separate_window #property indicator_buffers 2 #property indicator_color1 LightSeaGreen #property indicator_color2 Red //---- input parameters extern int TTFbars=15; //15=default number of bars for computation //---- buffers double MainBuffer[]; double SignalBuffer[]; //---- int TopLine=100; int BottomLine=-100; int draw_begin1=0; int draw_begin2=0; double HighestHighRecent=0; double HighestHighOlder =0; double LowestLowRecent =0; double LowestLowOlder =0; double BuyPower =0; double SellPower=0; double TTF=0; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { string short_name; //---- 2 additional buffers are used for counting. IndicatorBuffers(2); //---- indicator lines SetIndexStyle(0,DRAW_LINE); SetIndexBuffer(0, MainBuffer); SetIndexStyle(1,DRAW_LINE); SetIndexBuffer(1, SignalBuffer); //---- name for DataWindow and indicator subwindow label short_name="TTF_TR("+TTFbars+")"; IndicatorShortName(short_name); SetIndexLabel(0,short_name); SetIndexLabel(1,"Signal"); //---- draw_begin1=TTFbars*2+1; draw_begin2=draw_begin1; SetIndexDrawBegin(0,draw_begin1); SetIndexDrawBegin(1,draw_begin2); //---- return(0); } //+------------------------------------------------------------------+ //| ttf | //+------------------------------------------------------------------+ int start() { int i,k; int counted_bars=IndicatorCounted(); double price; //---- if(Bars<=draw_begin2) return(0); //---- initial zero if(counted_bars<1) { for(i=1;i<=draw_begin1;i++) MainBuffer[Bars-i]=0; for(i=1;i<=draw_begin2;i++) SignalBuffer[Bars-i]=0; } //---- %K line i=Bars-draw_begin1; if(counted_bars>draw_begin1) i=Bars-counted_bars-1; while(i>=0) { HighestHighRecent=High[Highest(Symbol(), 0, MODE_HIGH,1,i)]; HighestHighOlder=High[Highest(Symbol(), 0, MODE_HIGH,TTFbars,i+1)]; LowestLowRecent=Low [Lowest (Symbol(), 0, MODE_LOW,1,i)]; LowestLowOlder=Low [Lowest (Symbol(), 0, MODE_LOW,TTFbars,i+1)]; BuyPower=HighestHighRecent-LowestLowOlder; SellPower=HighestHighOlder-LowestLowRecent; TTF=(BuyPower-SellPower)/(0.5*(BuyPower+SellPower))*100; //Print (Time[i], " ", HighestHighRecent, ", ",HighestHighOlder, ", ", LowestLowRecent, ", ",LowestLowOlder ); MainBuffer[i]=TTF; i--; } //---- last counted bar will be recounted if(counted_bars>0) counted_bars--; int limit=Bars-counted_bars; //---- signal line is simple movimg average for(i=0; i=0) SignalBuffer[i]=TopLine; else SignalBuffer[i]=BottomLine; } //---- return(0); } //+------------------------------------------------------------------+