/////////////////////////////////////////////////////// // // SaherElm IT Center MQL5 Indicator // ------------------------------------------------- // Name: X121 XMAS // Description: XMAS ... // // // Maintainer: // ------------ // Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com) // ////////////////////////////////////////////////////// // // Global Properties ... #property copyright "Copyright 2023, SaherElm IT Center" #property link "https://saherelm.ir" #property version "1.00" #property description "SaherElm X121 XMAS Indicator" #property strict // // Definitions ... // #define ShortName "X121_XMAS" // // Imports ... #include "../Libraries/x-saherelm.common.lib.mq5" // // Inputs ... // // Market ... input group "Market"; input int length = 14; // MA Length input ENUM_MA_METHOD method = MODE_EMA; // MA Method input ENUM_APPLIED_PRICE upperAppliedTo = PRICE_HIGH; // Upper Applied To input ENUM_APPLIED_PRICE midAppliedTo = PRICE_MEDIAN; // Mid Applied To input ENUM_APPLIED_PRICE lowerAppliedTo = PRICE_LOW; // Lower Applied To // // Presentation ... input group "Presentation"; // input int startCalculationForLastBars = 1000; // Calculate Last n Bars input bool showUpper = true; // Show Upper input bool showMid = true; // Show Mid input bool showLower = true; // Show Lower // // Buffers ... // #define hideColorIDX 0 #define bullishColorIDX 1 #define bearishColorIDX 2 #define neuturalColorIDX 3 // #property indicator_chart_window // #property indicator_buffers 3 #property indicator_plots 3 // // Plot Buffers ... // // UPPER ... #define upperBufferIndex 0 double upperBuffer[]; // #property indicator_label1 "X121 MASU" #property indicator_type1 DRAW_LINE #property indicator_color1 clrAqua #property indicator_style1 STYLE_SOLID #property indicator_width1 1 // // MID ... #define midBufferIndex 1 double midBuffer[]; // #property indicator_label2 "X121 MASM" #property indicator_type2 DRAW_LINE #property indicator_color2 clrLightBlue #property indicator_style2 STYLE_SOLID #property indicator_width2 1 // // LOWER ... #define lowerBufferIndex 2 double lowerBuffer[]; // #property indicator_label3 "X121 MASL" #property indicator_type3 DRAW_LINE #property indicator_color3 clrMagenta #property indicator_style3 STYLE_SOLID #property indicator_width3 1 // // Data Buffers ... // int mLastBufferIndex = 2; // // Variables, Properties and etc ... // // this counts Available Bars ... int limit; // int maxLength; // int upperHandler = INVALID_HANDLE; int midHandler = INVALID_HANDLE; int lowerHandler = INVALID_HANDLE; // // Event Handlers ... /** * Initialize Indicator ... * * @return ( int ) */ int OnInit() { // // Validate Inputs ... if (!ValidateInputs()) { return INIT_PARAMETERS_INCORRECT; } // // Initialize Indicator Handlers ... // // Upper ... upperHandler = iMA( _Symbol, _Period, length, 0, method, upperAppliedTo // ); bool isInited = upperHandler != INVALID_HANDLE; if (!isInited) { return INIT_FAILED; } // // Mid ... midHandler = iMA( _Symbol, _Period, length, 0, method, midAppliedTo // ); isInited = midHandler != INVALID_HANDLE; if (!isInited) { return INIT_FAILED; } // // Lower ... lowerHandler = iMA( _Symbol, _Period, length, 0, method, lowerAppliedTo // ); isInited = lowerHandler != INVALID_HANDLE; if (!isInited) { return INIT_FAILED; } // // because in some cases we may have more than one input for // calculation and we must prevent any calculation // untill we pass the biggest input length, here we get max Input length // and then wait until pass it ... maxLength = ExtractMaxLengthOfInputs(); // // Define Index Buffers ... DefineBuffers(); // // Set Indicator ShortName ... SetIndicatorName(); IndicatorSetInteger(INDICATOR_DIGITS, 2); // // Init Succeed ... return INIT_SUCCEEDED; } /** * De Initialize Indicator ... * * @param reason: Integer, De Initialization Reason ... */ void OnDeinit(const int reason) { // // REASON_PROGRAM 0 The EA has stopped working calling the ExpertRemove() function // REASON_REMOVE 1 Program removed from a chart // REASON_RECOMPILE 2 Program recompiled // REASON_CHARTCHANGE 3 A symbol or a chart period is changed // REASON_CHARTCLOSE 4 Chart closed // REASON_PARAMETERS 5 Inputs changed by a user // REASON_ACCOUNT 6 Another account has been activated or reconnection to the trade server has occurred due to changes in the account settings // REASON_TEMPLATE 7 Another chart template applied // REASON_INITFAILED 8 The OnInit() handler returned a non-zero value // REASON_CLOSE 9 Terminal closed // IndicatorRelease(upperHandler); IndicatorRelease(midHandler); IndicatorRelease(lowerHandler); } /** * Calculate Bars ... * * @param rates_total: Integer, Total Bars on Chart ... * @param prev_calculated: Integer, Total Calculated Bars on Charts ... * @param time: DateTime Array, History of Open Time ... * @param open: Double Array, History of Open Prices ... * @param high: Double Array, History of High Prices ... * @param low: Double Array, History of Low Prices ... * @param close: Double Array, History of Close Prices ... * @param tick_volume: Long, History of Tick Volumes on Bar ... * @param volume: Long, History of Trade Volumes ... * @param spread: Double, History of Spread Price ... * * @return ( int ) */ 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[] // ) { // // Prepare Buffers ... ArraySetAsSeries(time, true); ArraySetAsSeries(open, true); ArraySetAsSeries(high, true); ArraySetAsSeries(low, true); ArraySetAsSeries(close, true); ArraySetAsSeries(tick_volume, true); ArraySetAsSeries(volume, true); ArraySetAsSeries(spread, true); // // Validate Calculated Bars ... // // Upper ... int upperCalculatedBars = BarsCalculated(upperHandler); // // Mid ... int midCalculatedBars = BarsCalculated(midHandler); // // Lower ... int lowerCalculatedBars = BarsCalculated(lowerHandler); // bool isPassedRequiredCalculatedBars = // // Upper ... upperCalculatedBars >= maxLength && // // Mid ... midCalculatedBars >= maxLength && // // Lower ... lowerCalculatedBars >= maxLength // ; if (!isPassedRequiredCalculatedBars) { return prev_calculated; } // limit = (prev_calculated > rates_total || prev_calculated <= 0) ? rates_total : (rates_total - prev_calculated) + 1; // // Buffers Copy ... // // Upper ... int copiedUppers = CopyBuffer(upperHandler, 0, 0, limit, upperBuffer); // // Mid ... int copiedMids = CopyBuffer(midHandler, 0, 0, limit, midBuffer); // // Lower ... int copiedLowers = CopyBuffer(lowerHandler, 0, 0, limit, lowerBuffer); // // Validate Copied Items ... bool isPassedRequiredCopiedItems = // // Upper ... copiedUppers > 0 && // // Mid ... copiedMids > 0 && // // Lower ... copiedLowers > 0 // ; if (!isPassedRequiredCopiedItems) { return prev_calculated; } // // Main Loop ... for (int i = limit - 1; i >= 0 && !IsStopped(); i--) { // CalculateBuffers( // i, prev_calculated, rates_total, // open, high, close, low, tick_volume // ); } // return rates_total; } // // Functions ... /** * Validate Input Args for Initialization ... * * @return ( bool ) */ bool ValidateInputs() { // bool result = false; // result = length > 0; // return result; } /** * Extract Max Length of Inputs ... * * @return ( int ) */ int ExtractMaxLengthOfInputs() { // int result = 0; // result = MathMax(result, length); // return result; } /** * Set Indicator Short Name and also we can define Buffers Labels ... */ void SetIndicatorName() { IndicatorSetString(INDICATOR_SHORTNAME, ShortName); } /** * Define Required Buffers ... */ void DefineBuffers() { // // Plot Buffers ... // // Upper ... // ENUM_DRAW_TYPE upperDrawType = showUpper ? DRAW_LINE : DRAW_NONE; // ArraySetAsSeries(upperBuffer, true); SetIndexBuffer(upperBufferIndex, upperBuffer, INDICATOR_DATA); // PlotIndexSetInteger(upperBufferIndex, PLOT_SHOW_DATA, showUpper); PlotIndexSetInteger(upperBufferIndex, PLOT_DRAW_TYPE, upperDrawType); // PlotIndexSetDouble(upperBufferIndex, PLOT_EMPTY_VALUE, 0); // // Mid ... // ENUM_DRAW_TYPE midDrawType = showMid ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(midBuffer, true); SetIndexBuffer(midBufferIndex, midBuffer, INDICATOR_DATA); // PlotIndexSetInteger(midBufferIndex, PLOT_SHOW_DATA, showMid); PlotIndexSetInteger(midBufferIndex, PLOT_DRAW_TYPE, midDrawType); // PlotIndexSetDouble(midBufferIndex, PLOT_EMPTY_VALUE, 0); // // Lower ... // ENUM_DRAW_TYPE lowerDrawType = showLower ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(lowerBuffer, true); SetIndexBuffer(lowerBufferIndex, lowerBuffer, INDICATOR_DATA); // PlotIndexSetInteger(lowerBufferIndex, PLOT_SHOW_DATA, showLower); PlotIndexSetInteger(lowerBufferIndex, PLOT_DRAW_TYPE, lowerDrawType); // PlotIndexSetDouble(lowerBufferIndex, PLOT_EMPTY_VALUE, 0); } /** * Calculate Custom Buffers ... * * @param bar_index: Integer, Represent Current Bar ... * @param prevCalculated: Integer, Represent Previous Calculated Bars ... * @param ratesTotal: Integer, Represents All Available Bars ... * @param open: Double Array, History of Open Prices ... * @param high: Double Array, History of High Prices ... * @param close: Double Array, History of Close Prices ... * @param low: Double Array, History of Low Prices ... * @param tickVolume: Long, History of Tick Volumes on Bar ... */ void CalculateBuffers( int bar_index, // Selected Bar Index const int prevCalculated, const int ratesTotal, const double &open[], const double &high[], const double &close[], const double &low[], const long &tickVolume[] // ) { // int barsLimit = startCalculationForLastBars > 0 ? startCalculationForLastBars : 0; // // bool canCalculate = true; bool canCalculate = barsLimit == 0 || bar_index <= barsLimit; if (canCalculate) { // CalculateValues( bar_index, prevCalculated, ratesTotal, open, high, close, low, tickVolume // ); } else { FillBuffersZero(bar_index); } } /** * Fill All Bufers to Zero Vlue for Specified Bar Index ... * * @param barIndex: Integer ... */ void FillBuffersZero(int barIndex) { // upperBuffer[barIndex] = 0; midBuffer[barIndex] = 0; lowerBuffer[barIndex] = 0; } /** * Calculate Vales ... * * @param bar_index: Integer, Represent Current Bar ... * @param prevCalculated: Integer, Represent Previous Calculated Bars ... * @param ratesTotal: Integer, Represents All Available Bars ... * @param open: Double Array, History of Open Prices ... * @param high: Double Array, History of High Prices ... * @param close: Double Array, History of Close Prices ... * @param low: Double Array, History of Low Prices ... * @param tickVolume: Long, History of Tick Volumes on Bar ... */ void CalculateValues( int bar_index, // Selected Bar Index const int prevCalculated, const int ratesTotal, const double &open[], const double &high[], const double &close[], const double &low[], const long &tickVolume[] // ) { // // Implement Colorify Mechanism ... } //