趋势跟踪系统 //+------------------------------------------------------------------+ //| IND Inverse.mq4 | //+------------------------------------------------------------------+ #property copyright "Copyright 2006, ..." #property link "http://www.forex-tsd.com/" #property indicator_separate_window #property indicator_buffers 3 #property indicator_color1 Maroon #property indicator_color2 Green #property indicator_color3 Red //---- input parameters extern int iPeriod = 1; extern int cbars = 1000; //---- buffers double Buffer; double SigBuffer; double DirBuffer; //---- int last = 0; //---- //+------------------------------------------------------------------+ //| Init | //+------------------------------------------------------------------+ int init() { //---- indicators IndicatorDigits(Digits + 2); SetIndexStyle(0, DRAW_LINE); SetIndexBuffer(0, Buffer); SetIndexStyle(1, DRAW_ARROW); SetIndexBuffer(1, SigBuffer); SetIndexEmptyValue(1, 0); SetIndexArrow(1, 233); SetIndexStyle(2, DRAW_ARROW); SetIndexBuffer(2, DirBuffer); SetIndexEmptyValue(2, 0); SetIndexArrow(2, 234); //---- return(0); } //+------------------------------------------------------------------+ //| Parabolic Sell And Reverse system | //+------------------------------------------------------------------+ int start() { if(last == 0) ArrayInitialize(DirBuffer,0); last = Bars; int b = 0, i = 0; for(i = 0; i <= cbars; i++) { // Easy to read double HD = High[Highest(NULL, 0, MODE_HIGH, (iPeriod* 20), i)]; double LD = Low[Lowest(NULL, 0, MODE_LOW, (iPeriod* 20), i)]; double amplitude = HD - LD; if(amplitude != 0) Buffer = ((Close - (HD - (amplitude / 2))) / amplitude)*iPeriod; else Buffer = Close*iPeriod; } double dir = 0; for(i = cbars; i >= 0; i--) { SigBuffer = 0; DirBuffer = 0; if(Buffer*Buffer[i+1] < 0) { if(Buffer < 0) DirBuffer = Buffer; else SigBuffer = Buffer; } } //---- return(0); } //+------------------------------------------------------------------+

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