/////////////////////////////////////////////////////// // // SaherElm IT Center MQL5 Indicator // ------------------------------------------------- // Name: X121 XDON // Description: XDON ... // // // 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 XDON Indicator" #property strict // // Definitions ... // #define ShortName "X121 XDON" // // Includes Common Library ... #include "../Libraries/x-saherelm.common.lib.mq5" // // Inputs ... // // Market ... input group "Market"; input int donchainLength = 40; // Donchain Length // // Presentation ... input group "Presentation"; // input int startCalculationForLastBars = 1000; // Calculate Last n Bars // input bool showUpper = true; // Show Upper Band input bool showLower = true; // Show Lower Band // input bool showOpen = true; // Show Open input bool showHigh = true; // Show High input bool showClose = true; // Show Close input bool showLow = true; // Show Low // // Buffers ... // #define hideColorIDX 0 #define bullishColorIDX 1 #define bearishColorIDX 2 #define neuturalColorIDX 3 // #property indicator_chart_window // #property indicator_buffers 8 #property indicator_plots 8 // // Plot Buffers ... // // Open ... // #define donOpenUpperBufferIndex 0 double donOpenUpperBuffer[]; // #define donOpenUpperPlotBufferIndex 0 #property indicator_label1 "X121 O U" #property indicator_type1 DRAW_LINE #property indicator_color1 clrCornflowerBlue #property indicator_width1 1 // #define donOpenLowerBufferIndex 1 double donOpenLowerBuffer[]; // #define donOpenLowerPlotBufferIndex 1 #property indicator_label2 "X121 O L" #property indicator_type2 DRAW_LINE #property indicator_color2 clrCornflowerBlue #property indicator_width2 1 // // High ... // #define donHighUpperBufferIndex 2 double donHighUpperBuffer[]; // #define donHighUpperPlotBufferIndex 2 #property indicator_label3 "X121 H U" #property indicator_type3 DRAW_LINE #property indicator_color3 clrAquamarine #property indicator_width3 1 // #define donHighLowerBufferIndex 3 double donHighLowerBuffer[]; // #define donHighLowerPlotBufferIndex 3 #property indicator_label4 "X121 H L" #property indicator_type4 DRAW_LINE #property indicator_color4 clrAquamarine #property indicator_width4 1 // // Low ... // #define donLowUpperBufferIndex 4 double donLowUpperBuffer[]; // #define donLowUpperPlotBufferIndex 4 #property indicator_label5 "X121 L U" #property indicator_type5 DRAW_LINE #property indicator_color5 clrDarkOrchid #property indicator_width5 1 // #define donLowLowerBufferIndex 5 double donLowLowerBuffer[]; // #define donLowLowerPlotBufferIndex 5 #property indicator_label6 "X121 L L" #property indicator_type6 DRAW_LINE #property indicator_color6 clrDarkOrchid #property indicator_width6 1 // // Close ... // #define donCloseUpperBufferIndex 6 double donCloseUpperBuffer[]; // #define donCloseUpperPlotBufferIndex 6 #property indicator_label7 "X121 C U" #property indicator_type7 DRAW_LINE #property indicator_color7 clrCoral #property indicator_width7 1 // #define donCloseLowerBufferIndex 7 double donCloseLowerBuffer[]; // #define donCloseLowerPlotBufferIndex 7 #property indicator_label8 "X121 C L" #property indicator_type8 DRAW_LINE #property indicator_color8 clrCoral #property indicator_width8 1 // // Data Buffers ... // int mLastBufferIndex = 7; // // Variables, Properties and etc ... // // this counts Available Bars ... int limit; // int maxLength; // // Event Handlers ... /** * Initialize Indicator ... * * @return ( int ) */ int OnInit() { // // Validate Inputs ... if (!ValidateInputs()) { return INIT_PARAMETERS_INCORRECT; } // // Initialize Indicator Handlers ... // // 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(); // // 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 } /** * 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 ... // limit = (prev_calculated > rates_total || prev_calculated <= 0) ? rates_total : (rates_total - prev_calculated) + 1; // // Buffers Copy ... // // 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 = // donchainLength > 0 // ; // return result; } /** * Extract Max Length of Inputs ... * * @return ( int ) */ int ExtractMaxLengthOfInputs() { // int result = 0; // return result; } /** * Define Required Buffers ... */ void DefineBuffers() { // // Plot Buffers ... // // Open ... // // UPPER ... bool canShowCOpenUpper = showUpper && showOpen; ENUM_DRAW_TYPE donOpenUpperDrawType = canShowCOpenUpper ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donOpenUpperBuffer, true); SetIndexBuffer(donOpenUpperBufferIndex, donOpenUpperBuffer, INDICATOR_DATA); PlotIndexSetDouble(donOpenUpperPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donOpenUpperPlotBufferIndex, PLOT_SHOW_DATA, canShowCOpenUpper); PlotIndexSetInteger(donOpenUpperPlotBufferIndex, PLOT_DRAW_TYPE, donOpenUpperDrawType); // // LOWER ... bool canShowCOpenLower = showLower && showOpen; ENUM_DRAW_TYPE donOpenLowerDrawType = canShowCOpenLower ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donOpenLowerBuffer, true); SetIndexBuffer(donOpenLowerBufferIndex, donOpenLowerBuffer, INDICATOR_DATA); PlotIndexSetDouble(donOpenLowerPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donOpenLowerPlotBufferIndex, PLOT_SHOW_DATA, canShowCOpenLower); PlotIndexSetInteger(donOpenLowerPlotBufferIndex, PLOT_DRAW_TYPE, donOpenLowerDrawType); // // Close ... // // UPPER ... bool canShowCCloseUpper = showUpper && showClose; ENUM_DRAW_TYPE donCloseUpperDrawType = canShowCCloseUpper ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donCloseUpperBuffer, true); SetIndexBuffer(donCloseUpperBufferIndex, donCloseUpperBuffer, INDICATOR_DATA); PlotIndexSetDouble(donCloseUpperPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donCloseUpperPlotBufferIndex, PLOT_SHOW_DATA, canShowCCloseUpper); PlotIndexSetInteger(donCloseUpperPlotBufferIndex, PLOT_DRAW_TYPE, donCloseUpperDrawType); // // LOWER ... bool canShowCCloseLower = showLower && showClose; ENUM_DRAW_TYPE donCloseLowerDrawType = canShowCCloseLower ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donCloseLowerBuffer, true); SetIndexBuffer(donCloseLowerBufferIndex, donCloseLowerBuffer, INDICATOR_DATA); PlotIndexSetDouble(donCloseLowerPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donCloseLowerPlotBufferIndex, PLOT_SHOW_DATA, canShowCCloseLower); PlotIndexSetInteger(donCloseLowerPlotBufferIndex, PLOT_DRAW_TYPE, donCloseLowerDrawType); // // High ... // // UPPER ... bool canShowCHighUpper = showUpper && showHigh; ENUM_DRAW_TYPE donHighUpperDrawType = canShowCHighUpper ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donHighUpperBuffer, true); SetIndexBuffer(donHighUpperBufferIndex, donHighUpperBuffer, INDICATOR_DATA); PlotIndexSetDouble(donHighUpperPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donHighUpperPlotBufferIndex, PLOT_SHOW_DATA, canShowCHighUpper); PlotIndexSetInteger(donHighUpperPlotBufferIndex, PLOT_DRAW_TYPE, donHighUpperDrawType); // // LOWER ... bool canShowCHighLower = showLower && showHigh; ENUM_DRAW_TYPE donHighLowerDrawType = canShowCHighLower ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donHighLowerBuffer, true); SetIndexBuffer(donHighLowerBufferIndex, donHighLowerBuffer, INDICATOR_DATA); PlotIndexSetDouble(donHighLowerPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donHighLowerPlotBufferIndex, PLOT_SHOW_DATA, canShowCHighLower); PlotIndexSetInteger(donHighLowerPlotBufferIndex, PLOT_DRAW_TYPE, donHighLowerDrawType); // // Low ... // // UPPER ... bool canShowCLowUpper = showUpper && showLow; ENUM_DRAW_TYPE donLowUpperDrawType = canShowCLowUpper ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donLowUpperBuffer, true); SetIndexBuffer(donLowUpperBufferIndex, donLowUpperBuffer, INDICATOR_DATA); PlotIndexSetDouble(donLowUpperPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donLowUpperPlotBufferIndex, PLOT_SHOW_DATA, canShowCLowUpper); PlotIndexSetInteger(donLowUpperPlotBufferIndex, PLOT_DRAW_TYPE, donLowUpperDrawType); // // LOWER ... bool canShowCLowLower = showLower && showLow; ENUM_DRAW_TYPE donLowLowerDrawType = canShowCLowLower ? DRAW_LINE : DRAW_NONE; ArraySetAsSeries(donLowLowerBuffer, true); SetIndexBuffer(donLowLowerBufferIndex, donLowLowerBuffer, INDICATOR_DATA); PlotIndexSetDouble(donLowLowerPlotBufferIndex, PLOT_EMPTY_VALUE, EMPTY_VALUE); PlotIndexSetInteger(donLowLowerPlotBufferIndex, PLOT_SHOW_DATA, canShowCLowLower); PlotIndexSetInteger(donLowLowerPlotBufferIndex, PLOT_DRAW_TYPE, donLowLowerDrawType); // // Data Buffers ... } /** * Set Indicator Short Name and also we can define Buffers Labels ... */ void SetIndicatorName() { IndicatorSetString(INDICATOR_SHORTNAME, ShortName); } /** * 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) { // CalculateDonchains( bar_index, prevCalculated, ratesTotal, open, high, close, low, tickVolume // ); } else { FillBuffersZero(bar_index); } } // // Custom ... /** * Fill All Bufers to Zero Vlue for Specified Bar Index ... * * @param barIndex: Integer ... */ void FillBuffersZero(int barIndex) { // donOpenUpperBuffer[barIndex] = EMPTY_VALUE; donOpenLowerBuffer[barIndex] = EMPTY_VALUE; donCloseUpperBuffer[barIndex] = EMPTY_VALUE; donCloseLowerBuffer[barIndex] = EMPTY_VALUE; donHighUpperBuffer[barIndex] = EMPTY_VALUE; donHighLowerBuffer[barIndex] = EMPTY_VALUE; donLowUpperBuffer[barIndex] = EMPTY_VALUE; donLowLowerBuffer[barIndex] = EMPTY_VALUE; } /** * Calculate Donchain ... * * @param bar_index: Integer, Bar Index ... * @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 ... * @param _length: Integer, Donchain Length ... * @param _ouBuffer: Double Array Reference ... * @param _olBuffer: Double Array Reference ... * @param _huBuffer: Double Array Reference ... * @param _hlBuffer: Double Array Reference ... * @param _luBuffer: Double Array Reference ... * @param _llBuffer: Double Array Reference ... * @param _cuBuffer: Double Array Reference ... * @param _clBuffer: Double Array Reference ... */ void CalculateDonchain( 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 _length, // double &_ouBuffer[], double &_olBuffer[], double &_huBuffer[], double &_hlBuffer[], double &_luBuffer[], double &_llBuffer[], double &_cuBuffer[], double &_clBuffer[] // ) { // double iUpper = 0; double iLower = 0; // // OPEN ... // int from = bar_index; // iUpper = open[ArrayMaximum(open, from, _length)]; iLower = open[ArrayMinimum(open, from, _length)]; // _ouBuffer[bar_index] = iUpper; _olBuffer[bar_index] = iLower; // // HIGH ... // iUpper = high[ArrayMaximum(high, from, _length)]; iLower = high[ArrayMinimum(high, from, _length)]; // _huBuffer[bar_index] = iUpper; _hlBuffer[bar_index] = iLower; // // LOW ... // iUpper = low[ArrayMaximum(low, from, _length)]; iLower = low[ArrayMinimum(low, from, _length)]; // _luBuffer[bar_index] = iUpper; _llBuffer[bar_index] = iLower; // // CLOSE ... // iUpper = close[ArrayMaximum(close, from, _length)]; iLower = close[ArrayMinimum(close, from, _length)]; // _cuBuffer[bar_index] = iUpper; _clBuffer[bar_index] = iLower; } /** * Calculate Different VWaps ... * * @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 CalculateDonchains( 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[] // ) { // CalculateDonchain( // bar_index, prevCalculated, ratesTotal, // open, high, close, low, tickVolume, // donchainLength, // donOpenUpperBuffer, donOpenLowerBuffer, donHighUpperBuffer, donHighLowerBuffer, donLowUpperBuffer, donLowLowerBuffer, donCloseUpperBuffer, donCloseLowerBuffer // ); } //