/* * For the indicator to work, place the * SmoothAlgorithms.mqh * in the directory: MetaTrader\\MQL5\Include */ //+------------------------------------------------------------------+ //| XMA_Range_Bands.mq4 | //| Copyright © 2009, Daniel V. Bugaev | //| e-mail: buga1922@mail.ru | //+------------------------------------------------------------------+ #property copyright "Copyright © 2009, Daniel V. Bugaev" #property link "mailto:buga1922@mail.ru" #property description "XMA Range Bands" //---- indicator version number #property version "1.00" //---- drawing the indicator in the main window #property indicator_chart_window //---- number of indicator buffers 3 #property indicator_buffers 3 //---- only 5 graphical plots are used #property indicator_plots 3 //+-----------------------------------+ //| Indicator drawing parameters | //+-----------------------------------+ //---- drawing the indicator as a line #property indicator_type1 DRAW_LINE //---- SlateBlue color is used for indicator line #property indicator_color1 clrSlateBlue //---- the indicator line is a continuous curve #property indicator_style1 STYLE_SOLID //---- indicator line width is equal to 1 #property indicator_width1 1 //---- displaying the indicator label #property indicator_label1 "XMA Range Bands" //+--------------------------------------------+ //| Levels indicator drawing parameters | //+--------------------------------------------+ //---- drawing the levels as lines #property indicator_type2 DRAW_LINE #property indicator_type3 DRAW_LINE //---- selection of levels colors #property indicator_color2 clrLimeGreen #property indicator_color3 clrDeepPink //---- levels are continuous curves #property indicator_style2 STYLE_SOLID #property indicator_style3 STYLE_SOLID //---- levels width is equal to 1 #property indicator_width2 1 #property indicator_width3 1 //---- display levels labels #property indicator_label2 "Upper XMA Range Bands" #property indicator_label3 "Lower XMA Range Bands" //+-----------------------------------+ //| Averaging classes description | //+-----------------------------------+ #include //+-----------------------------------+ //---- declaration of the CXMA classes variables from the SmoothAlgorithms.mqh file CXMA XMA1,XMA2; //+-----------------------------------+ //| Declaration of enumerations | //+-----------------------------------+ enum Applied_price_ //Type od constant { PRICE_CLOSE_ = 1, //Close PRICE_OPEN_, //Open PRICE_HIGH_, //High PRICE_LOW_, //Low PRICE_MEDIAN_, //Median Price (HL/2) PRICE_TYPICAL_, //Typical Price (HLC/3) PRICE_WEIGHTED_, //Weighted Close (HLCC/4) PRICE_SIMPL_, //Simpl Price (OC/2) PRICE_QUARTER_, //Quarted Price (HLOC/4) PRICE_TRENDFOLLOW0_, //TrendFollow_1 Price PRICE_TRENDFOLLOW1_ //TrendFollow_2 Price }; /*enum Smooth_Method - enumeration is declared in SmoothAlgorithms.mqh { MODE_SMA_, //SMA MODE_EMA_, //EMA MODE_SMMA_, //SMMA MODE_LWMA_, //LWMA MODE_JJMA, //JJMA MODE_JurX, //JurX MODE_ParMA, //ParMA MODE_T3, //T3 MODE_VIDYA, //VIDYA MODE_AMA, //AMA }; */ //+-----------------------------------+ //| INDICATOR INPUT PARAMETERS | //+-----------------------------------+ input Smooth_Method MA_Method1=MODE_SMA; //smoothing method of moving average input int Length1=100; //smoothing depth of moving average input int Phase1=15; //moving average smoothing parameter, // for JJMA that can change withing the range -100 ... +100. It impacts the quality of the intermediate process of smoothing; // For VIDIA, it is a CMO period, for AMA, it is a slow moving average period input Smooth_Method MA_Method2=MODE_JJMA; //candles size smoothing method input int Length2=20; //smoothing depth of candles size input int Phase2=100; //candles size smoothing parameter, // for JJMA that can change withing the range -100 ... +100. It impacts the quality of the intermediate process of smoothing; // For VIDIA, it is a CMO period, for AMA, it is a slow moving average period input double Deviation = 2.0; //channel expansion ratio input Applied_price_ IPC=PRICE_CLOSE;//price constant /* , used for calculation of the indicator ( 1-CLOSE, 2-OPEN, 3-HIGH, 4-LOW, 5-MEDIAN, 6-TYPICAL, 7-WEIGHTED, 8-SIMPL, 9-QUARTER, 10-TRENDFOLLOW, 11-0.5 * TRENDFOLLOW.) */ input int Shift=0; // horizontal shift of the indicator in bars input int PriceShift=0; // vertical shift of the indicator in pointsõ //+-----------------------------------+ //---- declaration of dynamic arrays that will further be //---- will be used as Bollinger Bands indicator buffers double ExtLineBuffer0[],ExtLineBuffer1[],ExtLineBuffer2[]; //---- Declaration of the average vertical shift value variable double dPriceShift; //---- Declaration of integer variables of data starting point int min_rates_total,min_rates_; //+------------------------------------------------------------------+ //| XMA_Range_Bands initialization function | //+------------------------------------------------------------------+ void OnInit() { //---- Initialization of variables of the start of data calculation int min_rates_1=+XMA1.GetStartBars(MA_Method1, Length1, Phase1); int min_rates_2=XMA2.GetStartBars(MA_Method2, Length2, Phase2); min_rates_total=MathMax(min_rates_1,min_rates_2); //---- setting alerts for invalid values of external parameters XMA1.XMALengthCheck("Length1", Length1); XMA2.XMALengthCheck("Length2", Length2); //---- setting alerts for invalid values of external parameters XMA1.XMAPhaseCheck("Phase1", Phase1, MA_Method1); XMA2.XMAPhaseCheck("Phase2", Phase2, MA_Method2); //---- Initialization of the vertical shift dPriceShift=_Point*PriceShift; //---- set dynamic array as an indicator buffer SetIndexBuffer(0,ExtLineBuffer0,INDICATOR_DATA); //---- moving the indicator 1 horizontally PlotIndexSetInteger(0,PLOT_SHIFT,Shift); //---- performing the shift of beginning of indicator drawing PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_); //---- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,EMPTY_VALUE); //---- setting dynamic arrays as indicator buffers SetIndexBuffer(1,ExtLineBuffer1,INDICATOR_DATA); SetIndexBuffer(2,ExtLineBuffer2,INDICATOR_DATA); //---- set the position, from which the Bollinger Bands drawing starts PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total); //---- restriction to draw empty values for the indicator PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,EMPTY_VALUE); PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,EMPTY_VALUE); //--- creation of the name to be displayed in a separate sub-window and in a pop up help IndicatorSetString(INDICATOR_SHORTNAME,"XMA Range Bands"); //--- determining the accuracy of displaying the indicator values IndicatorSetInteger(INDICATOR_DIGITS,_Digits+1); //---- end of initialization } //+------------------------------------------------------------------+ //| XMA_Range_Bands iteration function | //+------------------------------------------------------------------+ int OnCalculate( const int rates_total, // amount of history in bars 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[], const double &low[], const double &close[], const long &tick_volume[], const long &volume[], const int &spread[] ) { //---- checking the number of bars to be enough for calculation if(rates_totalrates_total || prev_calculated<=0) // checking for the first start of calculation of an indicator first=0; // starting number for calculation of all bars else first=prev_calculated-1; // starting number for calculation of new bars //---- Main calculation loop of the indicator for(bar=first; bar