//+------------------------------------------------------------------+ //| iEnvelopes_HTF.mq5 | //| Copyright © 2012, Nikolay Kositsin | //| Khabarovsk, farria@mail.redcom.ru | //+------------------------------------------------------------------+ #property copyright "Copyright © 2012, Nikolay Kositsin" #property link "farria@mail.redcom.ru" //---- indicator version number #property version "1.00" //---- drawing the indicator in the main window #property indicator_chart_window //---- number of indicator buffers 2 #property indicator_buffers 2 //---- only two plots are used #property indicator_plots 2 //+----------------------------------------------+ //| Declaration of constants | //+----------------------------------------------+ #define RESET 0 // the constant for getting the command for the indicator recalculation back to the terminal #define INDICATOR_NAME "iEnvelopes" // The constant for the indicator name //+----------------------------------------------+ //| Indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 1 as a zigzag #property indicator_type1 DRAW_SECTION //---- the following colors are used for the indicator #property indicator_color1 clrLime //---- indicator 1 line width is equal to 2 #property indicator_width1 2 //---- drawing the indicator 2 as a zigzag #property indicator_type2 DRAW_SECTION //---- the following colors are used for the indicator #property indicator_color2 clrRed //---- indicator 2 line width is equal to 2 #property indicator_width2 2 //+-------------------------------------+ //| INDICATOR INPUT PARAMETERS | //+-------------------------------------+ input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4;//Chart period input uint MA_Period=15; //Period of averaging input ENUM_MA_METHOD MA_Method=MODE_EMA; //method of averaging input ENUM_APPLIED_PRICE Applied_price=PRICE_CLOSE;//Price constant input double Deviation=0.1; //Deviation input int Shift=0; //Horizontal shift of the indicator in bars input int PriceShift=0; //Vertical shift of the indicator in points //+-------------------------------------+ //---- declaration of dynamic arrays that further //---- will be used as indicator buffers double UpIndBuffer[],DnIndBuffer[]; //---- Declaration of a variable for storing the indicator initialization result bool Init; double dPriceShift,UpRatio,DnRatio; //---- Declaration of strings string Symbol_,Word; //---- declaration of integer variables for the indicators handles int Ind_Handle; //---- declaration of the integer variables for the start of data calculation int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ void OnInit() { Init=true; //---- checking correctness of the chart periods if(TimeFramerates_total || prev_calculated<=0)// checking for the first start of calculation of an indicator { limit=rates_total-min_rates_total-2; // starting index for calculation of all bars LastCountBar=limit; } else limit=int(LastCountBar)+rates_total-prev_calculated; // starting index for calculation of new bars //---- indexing elements in arrays as timeseries ArraySetAsSeries(time,true); //---- main cycle of calculation of the indicator for(bar=limit; bar>=0 && !IsStopped(); bar--) { //---- zero out the contents of the indicator buffers for calculation UpIndBuffer[bar+1]=0.0; DnIndBuffer[bar+1]=0.0; //---- copy newly appeared data in the iTime array if(CopyTime(Symbol_,TimeFrame,time[bar],1,iTime)<=0) return(RESET); if(time[bar]>=iTime[0] && time[bar+1]