//+------------------------------------------------------------------+ //| MA_NRTR.mq5 | //| Copyright © 2012, Ivan Kornilov | //| E-mail: excelf@gmail.com | //+------------------------------------------------------------------+ //---- author of the indicator #property copyright "Copyright © 2012, Ivan Kornilov" //---- link to the website of the author #property link "excelf@gmail.com" //---- indicator version number #property version "7.00" //---- drawing the indicator in the main window #property indicator_chart_window //---- 4 buffers are used for calculation and drawing the indicator #property indicator_buffers 4 //---- 4 plots are used #property indicator_plots 4 //+----------------------------------------------+ //| Indicator line drawing parameters | //+----------------------------------------------+ //---- drawing indicator 1 as a line #property indicator_type1 DRAW_LINE //---- use DeepPink color for the bearish indicator line #property indicator_color1 DeepPink //---- line of the indicator 1 is a continuous curve #property indicator_style1 STYLE_SOLID //---- indicator 1 line width is equal to 2 #property indicator_width1 2 //---- displaying of the bullish label of the indicator #property indicator_label1 "Upper MA NRTR" //---- dawing the indicator 2 as a line //+----------------------------------------------+ //| Indicator line drawing parameters | //+----------------------------------------------+ #property indicator_type2 DRAW_LINE //---- teal color is used as the color of the bullish line of the indicator #property indicator_color2 Teal //---- the indicator 2 line is a continuous curve #property indicator_style2 STYLE_SOLID //---- indicator 2 line width is equal to 2 #property indicator_width2 2 //---- displaying the bearish label of the indicator line #property indicator_label2 "Lower MA NRTR" //+----------------------------------------------+ //| Indicator label drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 3 as a label #property indicator_type3 DRAW_ARROW //---- spring green color is used as the color of the bullish indicator line #property indicator_color3 SpringGreen //---- the indicator 3 line is a continuous curve #property indicator_style3 STYLE_SOLID //---- the indicator 3 line width is equal to 4 #property indicator_width3 4 //---- displaying the indicator label #property indicator_label3 " MA NRTR Buy" //+----------------------------------------------+ //| Indicator label drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 4 as a label #property indicator_type4 DRAW_ARROW //---- use red color for the bearish indicator line #property indicator_color4 Red //---- the indicator 2 line is a continuous curve #property indicator_style4 STYLE_SOLID //---- thickness of the indicator 4 line is equal to 4 #property indicator_width4 4 //---- displaying the indicator label #property indicator_label4 " MA NRTR Sell" //+----------------------------------------------+ //| Declaration of constants | //+----------------------------------------------+ #define RESET 0 // the constant for getting the command for the indicator recalculation back to the terminal //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input int Length = 12; // indicator period input int MAShift = 150; // vertical shift of MA in points input ENUM_MA_METHOD MA_Method = MODE_SMA; // smoothing method input bool OneWay = true; // indicator movement without a rollback input int Shift=0; // horizontal shift of the indicator in bars //+----------------------------------------------+ //---- declaration of dynamic arrays that // will be used as indicator buffers double UpBuffer[]; double DnBuffer[]; double SellBuffer[]; double BuyBuffer[]; double MAShift_; //---- declaration of integer variables for the indicators handles int MAH_Handle,MAL_Handle; //---- declaration of the integer variables for the start of data calculation int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //---- initialization of variables of the start of data calculation min_rates_total=Length+1; //---- initialization of variables MAShift_=MAShift*_Point; //---- getting handle of the iMA indicator MAH_Handle=iMA(NULL,0,Length,0,MA_Method,PRICE_HIGH); if(MAH_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the iMA indicator"); return(1); } //---- getting handle of the iMA indicator MAL_Handle=iMA(NULL,0,Length,0,MA_Method,PRICE_LOW); if(MAL_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the iMA indicator"); return(1); } //---- set BufferUp dynamic array as indicator buffer SetIndexBuffer(0,UpBuffer,INDICATOR_DATA); //---- shifting the indicator 1 horizontally by Shift PlotIndexSetInteger(0,PLOT_SHIFT,Shift); //---- shifting the start of drawing of the indicator 1 PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing the elements in buffers as timeseries ArraySetAsSeries(UpBuffer,true); //---- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0); //---- set BufferDown dynamic array as indicator buffer SetIndexBuffer(1,DnBuffer,INDICATOR_DATA); //---- shifting the indicator 2 horizontally by Shift PlotIndexSetInteger(1,PLOT_SHIFT,Shift); //---- shifting the start of drawing of the indicator 2 PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing the elements in buffers as timeseries ArraySetAsSeries(DnBuffer,true); //---- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0); //---- set BufferUp1 dynamic array as indicator buffer SetIndexBuffer(2,BuyBuffer,INDICATOR_DATA); //---- shifting the indicator 1 horizontally by Shift PlotIndexSetInteger(2,PLOT_SHIFT,Shift); //---- shifting the start of drawing of the indicator 3 PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing the elements in buffers as timeseries ArraySetAsSeries(BuyBuffer,true); //---- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,0); //---- indicator symbol PlotIndexSetInteger(2,PLOT_ARROW,164); //---- set BufferDown1 dynamic array as indicator buffer SetIndexBuffer(3,SellBuffer,INDICATOR_DATA); //---- shifting the indicator 2 horizontally by Shift PlotIndexSetInteger(3,PLOT_SHIFT,Shift); //---- shifting the start of drawing of the indicator 4 PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing the elements in buffers as timeseries ArraySetAsSeries(SellBuffer,true); //---- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(3,PLOT_EMPTY_VALUE,0); //---- indicator symbol PlotIndexSetInteger(3,PLOT_ARROW,164); //---- initializations of variable for indicator short name string shortname; StringConcatenate(shortname,"StepMA NRTR (",Length,", ",MAShift,")"); //--- creation of the name to be displayed in a separate sub-window and in a pop up help IndicatorSetString(INDICATOR_SHORTNAME,shortname); //---- determination of accuracy of displaying the indicator values IndicatorSetInteger(INDICATOR_DIGITS,_Digits); //---- end of initialization return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int OnCalculate(const int rates_total, // number of bars in history at the current tick const int prev_calculated,// amount of history in bars at the previous tick const datetime &time[], const double &open[], const double& high[], // price array of price maximums for the indicator calculation const double& low[], // price array of minimums of price for the indicator calculation const double &close[], const long &tick_volume[], const long &volume[], const int &spread[]) { //---- checking the number of bars to be enough for calculation if(BarsCalculated(MAH_Handle)rates_total || prev_calculated<=0) // checking for the first start of the indicator calculation { limit=rates_total-min_rates_total; // starting index for calculation of all bars trend1=0; up1=999999999.9999; down1=0.0000; } else limit=rates_total-prev_calculated; // starting index for calculation of new bars //---- to_copy=limit+2; //---- copy newly appeared data into the arrays if(CopyBuffer(MAH_Handle,0,0,to_copy,MAH)<=0) return(RESET); if(CopyBuffer(MAL_Handle,0,0,to_copy,MAL)<=0) return(RESET); //---- main loop of the indicator calculation for(bar=limit; bar>=0; bar--) { UpBuffer[bar]=0.0; DnBuffer[bar]=0.0; SellBuffer[bar]=0.0; BuyBuffer[bar]=0.0; trend0= trend1; up0 = MAH[bar+1] + MAShift_; down0 = MAL[bar+1] - MAShift_; if(OneWay) { if(trend1==+1&&down0up1) up0=up1; } if(high[bar]>up0) trend0=+1; if(low[bar]