//+------------------------------------------------------------------+ //| The20sv0.20.mq5 | //| Copyright © 2005, TraderSeven | //| TraderSeven@gmx.net | //+------------------------------------------------------------------+ /* * This EA has 2 main parts. * Variation=false * If previous bar opens in the lower 20% of its range and closes in the upper 20% of its range then sell on previous high+10pips. * If previous bar opens in the upper 20% of its range and closes in the lower 20% of its range then buy on previous low-10pips. * Variation=true * The previous bar is an inside bar that has a smaller range than the 3 bars before it. * If todays bar opens in the lower 20% of yesterdays range then buy. * If todays bar opens in the upper 20% of yesterdays range then sell. */ #property copyright "Copyright © 2005, TraderSeven" #property link "TraderSeven@gmx.net" //---- indicator version number #property version "1.00" //---- drawing the indicator in the main window #property indicator_chart_window //----two buffers are used for calculation and drawing of the indicator #property indicator_buffers 2 //---- only two plots are used #property indicator_plots 2 //+----------------------------------------------+ //| Bearish indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 1 as a symbol #property indicator_type1 DRAW_ARROW //---- magenta color is used as the color of the bearish indicator line #property indicator_color1 clrMagenta //---- indicator 1 line width is equal to 2 #property indicator_width1 2 //---- bullish indicator label display #property indicator_label1 "The20sv0.20 Sell" //+----------------------------------------------+ //| Bullish indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 2 as a symbol #property indicator_type2 DRAW_ARROW //---- blue color is used for the indicator bullish line #property indicator_color2 clrBlue //---- indicator 2 line width is equal to 2 #property indicator_width2 2 //---- bearish indicator label display #property indicator_label2 "The20sv0.20 Buy" //+----------------------------------------------+ //| declaring constants | //+----------------------------------------------+ #define RESET 0 // The constant for returning the indicator recalculation command to the terminal //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input bool Variation=false; input double StopLevel=0.20; // level of triggering input uint Range=10; // distance in points //+----------------------------------------------+ //---- declaration of dynamic arrays that will further be // used as indicator buffers double SellBuffer[]; double BuyBuffer[]; double PRange; //---- Declaration of integer variables of data starting point int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ void OnInit() { //---- initialization of global variables min_rates_total=5; PRange=Range*_Point; //---- set dynamic array as an indicator buffer SetIndexBuffer(0,SellBuffer,INDICATOR_DATA); //---- shifting the start of drawing of the indicator 1 PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total); //---- indicator symbol PlotIndexSetInteger(0,PLOT_ARROW,181); //---- indexing elements in the buffer as in time series ArraySetAsSeries(SellBuffer,true); //---- setting values of the indicator that won't be visible on a chart PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0); //---- set dynamic array as an indicator buffer SetIndexBuffer(1,BuyBuffer,INDICATOR_DATA); //---- shifting the starting point of calculation of drawing of the indicator 2 PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //---- indicator symbol PlotIndexSetInteger(1,PLOT_ARROW,181); //---- indexing elements in the buffer as in time series ArraySetAsSeries(BuyBuffer,true); //---- setting values of the indicator that won't be visible on a chart PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0); //---- Setting the format of accuracy of displaying the indicator IndicatorSetInteger(INDICATOR_DIGITS,_Digits); //---- name for the data window and the label for sub-windows string short_name="The20sv0.20"; IndicatorSetString(INDICATOR_SHORTNAME,short_name); //---- } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int OnCalculate(const int rates_total, const int prev_calculated, const datetime &time[], const double &open[], const double &high[], const double &low[], const double &close[], const long &tick_volume[], const long &volume[], const int &spread[]) { //---- checking for the sufficiency of bars for the calculation if(rates_totalrates_total || prev_calculated<=0)// checking for the first start of the indicator calculation limit=rates_total-min_rates_total-1; // starting index for calculation of all bars else limit=rates_total-prev_calculated; // starting index for calculation of new bars //---- indexing elements in arrays as in time series ArraySetAsSeries(open,true); ArraySetAsSeries(high,true); ArraySetAsSeries(low,true); ArraySetAsSeries(close,true); //---- main loop of the indicator calculation for(int bar=limit; bar>=0 && !IsStopped(); bar--) { SellBuffer[bar]=0.0; BuyBuffer[bar]=0.0; double LastBarsRange=high[bar+1]-low[bar+1]; double Top20=high[bar+1]-LastBarsRange*StopLevel; double Bottom20=low[bar+1]+LastBarsRange*StopLevel; if(!Variation) { if(open[bar+1]>=Top20 && close[bar+1]<=Bottom20 && low[bar]<=low[bar+1]+PRange) BuyBuffer[bar]=low[bar]; if(open[bar+1]<=Bottom20 && close[bar+1]>=Top20 && high[bar]>=high[bar+1]+PRange) SellBuffer[bar]=high[bar]; } else { if((high[bar+4]-low[bar+4])>LastBarsRange && (high[bar+3]-low[bar+3])>LastBarsRange && (high[bar+2]-low[bar+2])>LastBarsRange && high[bar+2]>high[bar+1] && low[bar+2]=Top20) SellBuffer[bar]=high[bar]; } } } //---- return(rates_total); } //+------------------------------------------------------------------+