636 lines
15 KiB
Plaintext
636 lines
15 KiB
Plaintext
///////////////////////////////////////////////////////
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//
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// SaherElm IT Center MQL5 Indicator
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// -------------------------------------------------
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// Name: X121 XHK
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// Description: XHK ...
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//
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//
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// Maintainer:
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// ------------
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// Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com)
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//
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//////////////////////////////////////////////////////
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//
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// Global Properties ...
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#property copyright "Copyright 2023, SaherElm IT Center"
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#property link "https://saherelm.ir"
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#property version "1.00"
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#property description "SaherElm X121 XHK Indicator"
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#property strict
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//
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// Definitions ...
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//
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#define ShortName "X121 XHK"
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//
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// Includes Common Library ...
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#include "../Libraries/x-saherelm.common.lib.mq5"
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//
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// Inputs ...
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//
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// Market ...
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input group "Market";
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input int xhkSmoothingLength = 14; // Length
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input ENUM_X_MA_METHOD xhkSmoothingMode = X_MA_MODE_EMA; // Smoothing Method
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input bool xhkIgnoreSmoothingShadows = false; // Ignore Smoothed Bar Shadows
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//
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input group "Presentation";
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//
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input int startCalculationForLastBars = 1000; // Calculate Last n Bars
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//
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input bool drawRawXHKCandles = true; // Draw Raw Candle
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input bool drawSmoothedXHKCandles = true; // Draw Smoothed Candle
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//
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// Buffers ...
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//
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#property indicator_chart_window
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//
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#property indicator_buffers 10
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#property indicator_plots 2
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//
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#define hideColorIDX 0
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#define bullishColorIDX 1
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#define bearishColorIDX 2
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#define neuturalColorIDX 3
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//
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// PLOTTED Buffers ...
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//
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#define openHKBufferIndex 0
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double openHKBuffer[];
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//
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#define highHKBufferIndex 1
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double highHKBuffer[];
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//
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#define lowHKBufferIndex 2
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double lowHKBuffer[];
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//
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#define closeHKBufferIndex 3
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double closeHKBuffer[];
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//
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#define rawHKColorBufferIndex 4
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double rawHKColorBuffer[];
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//
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#define rawHKBufferIndex 0
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#property indicator_label1 "X121 XHK Open;X121 XHK High;X121 XHK Low;X121 XHK Close"
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#property indicator_type1 DRAW_COLOR_CANDLES
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#property indicator_color1 CLR_NONE, clrDodgerBlue, clrDarkGoldenrod
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//
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// Open ...
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#define openBufferIndex 5
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double openBuffer[];
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//
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// High ...
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#define highBufferIndex 6
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double highBuffer[];
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//
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// Low ...
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#define lowBufferIndex 7
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double lowBuffer[];
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//
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// Close ...
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#define closeBufferIndex 8
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double closeBuffer[];
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//
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// Candle Color ...
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#define candleColorBufferIndex 9
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double candleColorBuffer[];
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//
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#define candlesBufferIndex 1
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#property indicator_label2 "X121 XHKSM Open;X121 XHKSM High;X121 XHKSM Low;X121 XHKSM Close"
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#property indicator_type2 DRAW_COLOR_CANDLES
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#property indicator_color2 CLR_NONE, clrAqua, clrMagenta
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//
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// Variables, Properties and etc ...
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//
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// this counts Available Bars ...
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int limit;
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//
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int maxLength;
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//
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int firstBarIndex;
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//
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// Event Handlers ...
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/**
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* Initialize Indicator ...
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*
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* @return ( int )
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*/
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int OnInit()
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{
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//
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// Validate Inputs ...
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if (!ValidateInputs())
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{
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return INIT_PARAMETERS_INCORRECT;
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}
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//
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// Initialize Indicator Handlers ...
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//
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// because in some cases we may have more than one input for
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// calculation and we must prevent any calculation
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// untill we pass the biggest input length, here we get max Input length
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// and then wait until pass it ...
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maxLength = ExtractMaxLengthOfInputs();
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//
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// Define Index Buffers ...
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DefineBuffers();
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//
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// Set Indicator ShortName ...
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SetIndicatorName();
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//
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// Init Succeed ...
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return INIT_SUCCEEDED;
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}
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/**
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* De Initialize Indicator ...
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*
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* @param reason: Integer, De Initialization Reason ...
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*/
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void OnDeinit(const int reason)
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{
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//
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// REASON_PROGRAM 0 The EA has stopped working calling the ExpertRemove() function
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// REASON_REMOVE 1 Program removed from a chart
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// REASON_RECOMPILE 2 Program recompiled
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// REASON_CHARTCHANGE 3 A symbol or a chart period is changed
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// REASON_CHARTCLOSE 4 Chart closed
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// REASON_PARAMETERS 5 Inputs changed by a user
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// REASON_ACCOUNT 6 Another account has been activated or reconnection to the trade server has occurred due to changes in the account settings
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// REASON_TEMPLATE 7 Another chart template applied
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// REASON_INITFAILED 8 The OnInit() handler returned a non-zero value
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// REASON_CLOSE 9 Terminal closed
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//
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}
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/**
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* Calculate Bars ...
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*
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* @param rates_total: Integer, Total Bars on Chart ...
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* @param prev_calculated: Integer, Total Calculated Bars on Charts ...
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* @param time: DateTime Array, History of Open Time ...
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* @param open: Double Array, History of Open Prices ...
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* @param high: Double Array, History of High Prices ...
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* @param low: Double Array, History of Low Prices ...
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* @param close: Double Array, History of Close Prices ...
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* @param tick_volume: Long, History of Tick Volumes on Bar ...
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* @param volume: Long, History of Trade Volumes ...
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* @param spread: Double, History of Spread Price ...
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*
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* @return ( int )
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*/
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int OnCalculate(
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const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[] //
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)
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{
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//
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// Prepare Buffers ...
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ArraySetAsSeries(time, true);
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ArraySetAsSeries(open, true);
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ArraySetAsSeries(high, true);
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ArraySetAsSeries(low, true);
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ArraySetAsSeries(close, true);
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ArraySetAsSeries(tick_volume, true);
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ArraySetAsSeries(volume, true);
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ArraySetAsSeries(spread, true);
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//
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// Fill All Buffers by Zero ...
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if (prev_calculated == 0)
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{
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}
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//
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limit = (prev_calculated > rates_total || prev_calculated <= 0)
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? rates_total
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: (rates_total - prev_calculated) + 1;
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//
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// Main Loop ...
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for (int i = limit - 1; i >= 0 && !IsStopped(); i--)
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{
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//
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CalculateBuffers(
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i,
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prev_calculated,
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rates_total,
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//
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open,
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high,
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close,
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low,
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tick_volume //
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);
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}
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//
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return rates_total;
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}
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//
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// Functions ...
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/**
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* Validate Input Args for Initialization ...
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*
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* @return ( bool )
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*/
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bool ValidateInputs()
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{
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//
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bool result =
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//
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true
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//
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;
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//
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return result;
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}
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/**
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* Extract Max Length of Inputs ...
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*
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* @return ( int )
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*/
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int ExtractMaxLengthOfInputs()
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{
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//
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int result = 0;
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//
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result = MathMax(0, xhkSmoothingLength);
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//
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return result;
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}
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/**
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* Define Required Buffers ...
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*/
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void DefineBuffers()
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{
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//
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// RAW ...
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//
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// Raw Candles Color ...
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ArraySetAsSeries(rawHKColorBuffer, true);
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SetIndexBuffer(rawHKColorBufferIndex, rawHKColorBuffer, INDICATOR_COLOR_INDEX);
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//
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// Set EMPTY_VALUE on Candles Buffer ...
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PlotIndexSetDouble(rawHKBufferIndex, PLOT_EMPTY_VALUE, 0.0);
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PlotIndexSetInteger(rawHKBufferIndex, PLOT_SHOW_DATA, false);
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//
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// Open ...
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ArraySetAsSeries(openHKBuffer, true);
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SetIndexBuffer(openHKBufferIndex, openHKBuffer, INDICATOR_DATA);
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//
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// High ...
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ArraySetAsSeries(highHKBuffer, true);
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SetIndexBuffer(highHKBufferIndex, highHKBuffer, INDICATOR_DATA);
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//
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// Close ...
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ArraySetAsSeries(closeHKBuffer, true);
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SetIndexBuffer(closeHKBufferIndex, closeHKBuffer, INDICATOR_DATA);
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//
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// Low ...
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ArraySetAsSeries(lowHKBuffer, true);
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SetIndexBuffer(lowHKBufferIndex, lowHKBuffer, INDICATOR_DATA);
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//
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// SMOOTHED ...
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//
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// Candles Color ...
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ArraySetAsSeries(candleColorBuffer, true);
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SetIndexBuffer(candleColorBufferIndex, candleColorBuffer, INDICATOR_COLOR_INDEX);
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//
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// Set EMPTY_VALUE on Candles Buffer ...
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PlotIndexSetDouble(candlesBufferIndex, PLOT_EMPTY_VALUE, 0.0);
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PlotIndexSetInteger(candlesBufferIndex, PLOT_SHOW_DATA, false);
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//
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// Open ...
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ArraySetAsSeries(openBuffer, true);
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SetIndexBuffer(openBufferIndex, openBuffer, INDICATOR_DATA);
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//
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// High ...
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ArraySetAsSeries(highBuffer, true);
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SetIndexBuffer(highBufferIndex, highBuffer, INDICATOR_DATA);
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//
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// Close ...
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ArraySetAsSeries(closeBuffer, true);
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SetIndexBuffer(closeBufferIndex, closeBuffer, INDICATOR_DATA);
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//
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// Low ...
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ArraySetAsSeries(lowBuffer, true);
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SetIndexBuffer(lowBufferIndex, lowBuffer, INDICATOR_DATA);
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}
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/**
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* Set Indicator Short Name and also we can define Buffers Labels ...
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*/
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void SetIndicatorName()
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{
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IndicatorSetString(INDICATOR_SHORTNAME, ShortName);
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}
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/**
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* Calculate Custom Buffers ...
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*
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* @param bar_index: Integer, Represent Current Bar ...
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* @param prevCalculated: Integer, Represent Previous Calculated Bars ...
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* @param ratesTotal: Integer, Represents All Available Bars ...
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* @param open: Double Array, History of Open Prices ...
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* @param high: Double Array, History of High Prices ...
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* @param close: Double Array, History of Close Prices ...
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* @param low: Double Array, History of Low Prices ...
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* @param tickVolume: Long, History of Tick Volumes on Bar ...
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*/
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void CalculateBuffers(
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int bar_index, // Selected Bar Index
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const int prevCalculated,
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const int ratesTotal,
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const double &open[],
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const double &high[],
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const double &close[],
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const double &low[],
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const long &tickVolume[] //
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)
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{
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//
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int barsLimit = startCalculationForLastBars > 0
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? startCalculationForLastBars
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: 0;
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if (barsLimit == 0)
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{
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//
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barsLimit = ratesTotal;
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firstBarIndex = barsLimit - 1;
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}
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else
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{
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//
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firstBarIndex = startCalculationForLastBars;
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}
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//
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// bool canCalculate = true;
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bool canCalculate =
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bar_index <= barsLimit;
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if (canCalculate)
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{
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//
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CalculateXHK(
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bar_index,
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prevCalculated,
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ratesTotal,
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open,
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high,
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close,
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low //
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);
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}
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else
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{
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FillBuffersZero(bar_index);
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}
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}
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//
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// Custom ...
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/**
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* Fill All Bufers to Zero Vlue for Specified Bar Index ...
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*
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* @param barIndex: Integer ...
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*/
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void FillBuffersZero(int barIndex)
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{
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//
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lowHKBuffer[barIndex] = 0.0;
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openHKBuffer[barIndex] = 0.0;
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highHKBuffer[barIndex] = 0.0;
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closeHKBuffer[barIndex] = 0.0;
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rawHKColorBuffer[barIndex] = hideColorIDX;
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//
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lowBuffer[barIndex] = 0.0;
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openBuffer[barIndex] = 0.0;
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highBuffer[barIndex] = 0.0;
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closeBuffer[barIndex] = 0.0;
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candleColorBuffer[barIndex] = hideColorIDX;
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}
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/**
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* Calculate ATR Zones ...
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*
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* @param bar_index: Integer, Represent Current Bar ...
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* @param prevCalculated: Integer, Represent Previous Calculated Bars ...
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* @param ratesTotal: Integer, Represents All Available Bars ...
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* @param open: Double Array, History of Open Prices ...
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* @param high: Double Array, History of High Prices ...
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* @param close: Double Array, History of Close Prices ...
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* @param low: Double Array, History of Low Prices ...
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*/
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void CalculateXHK(
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int bar_index, // Selected Bar Index
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const int prevCalculated,
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const int ratesTotal,
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const double &open[],
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const double &high[],
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const double &close[],
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const double &low[] //
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)
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{
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//
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int lastBarIndex = bar_index + 1;
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bool isFirstBar =
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startCalculationForLastBars > 0
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? bar_index == startCalculationForLastBars
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: bar_index == firstBarIndex;
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//
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double mPrevHKOpenValue;
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double mPrevHKCloseValue;
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//
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if (ArraySize(open) <= bar_index + 1)
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{
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//
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mPrevHKOpenValue = 0;
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mPrevHKCloseValue = 0;
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}
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else
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{
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//
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mPrevHKOpenValue = openHKBuffer[bar_index + 1];
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mPrevHKCloseValue = closeHKBuffer[bar_index + 1];
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}
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//
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double mHKOpenValue = (mPrevHKOpenValue + mPrevHKCloseValue) / 2;
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double mHKCloseValue = (open[bar_index] + high[bar_index] + close[bar_index] + low[bar_index]) / 4;
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double mHKHighValue = MathMax(high[bar_index], MathMax(mHKOpenValue, mHKCloseValue));
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double mHKLowValue = MathMin(low[bar_index], MathMin(mHKOpenValue, mHKCloseValue));
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//
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double candleColorValue =
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mHKOpenValue < mHKCloseValue ? bullishColorIDX : bearishColorIDX;
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//
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// Raw HK Buffers ...
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openHKBuffer[bar_index] = mHKOpenValue;
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highHKBuffer[bar_index] = mHKHighValue;
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lowHKBuffer[bar_index] = mHKLowValue;
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closeHKBuffer[bar_index] = mHKCloseValue;
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rawHKColorBuffer[bar_index] = drawRawXHKCandles ? candleColorValue : hideColorIDX;
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//
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// Apply Smoothing ...
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bool canSmooth = xhkSmoothingLength > 0 &&
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xhkSmoothingMode != X_MA_MODE_NONE;
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if (!canSmooth)
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{
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//
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double min = MathMin(mHKOpenValue, mHKCloseValue);
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double max = MathMax(mHKOpenValue, mHKCloseValue);
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//
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openBuffer[bar_index] = mHKOpenValue;
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highBuffer[bar_index] = xhkIgnoreSmoothingShadows ? max : mHKHighValue;
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lowBuffer[bar_index] = xhkIgnoreSmoothingShadows ? min : mHKLowValue;
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closeBuffer[bar_index] = mHKCloseValue;
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candleColorBuffer[bar_index] = drawSmoothedXHKCandles ? candleColorValue : hideColorIDX;
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}
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else
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{
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//
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// Open ...
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iMAOnBuffer(
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ratesTotal,
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prevCalculated,
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bar_index,
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xhkSmoothingLength,
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openHKBuffer,
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openBuffer,
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xhkSmoothingMode //
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);
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//
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// Close ...
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iMAOnBuffer(
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ratesTotal,
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prevCalculated,
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bar_index,
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xhkSmoothingLength,
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closeHKBuffer,
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closeBuffer,
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xhkSmoothingMode //
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);
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//
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// Ignoring Shadows ...
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if (!xhkIgnoreSmoothingShadows)
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{
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//
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// High ...
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iMAOnBuffer(
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ratesTotal,
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prevCalculated,
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bar_index,
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xhkSmoothingLength,
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highHKBuffer,
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highBuffer,
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xhkSmoothingMode //
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);
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//
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// Low ...
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iMAOnBuffer(
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ratesTotal,
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prevCalculated,
|
|
bar_index,
|
|
xhkSmoothingLength,
|
|
lowHKBuffer,
|
|
lowBuffer,
|
|
xhkSmoothingMode //
|
|
);
|
|
}
|
|
else
|
|
{
|
|
//
|
|
double min = MathMin(closeBuffer[bar_index], openBuffer[bar_index]);
|
|
double max = MathMin(closeBuffer[bar_index], openBuffer[bar_index]);
|
|
|
|
//
|
|
lowBuffer[bar_index] = min;
|
|
highBuffer[bar_index] = max;
|
|
}
|
|
|
|
//
|
|
// Calculate Smoothed Color ...
|
|
candleColorValue =
|
|
openBuffer[bar_index] < closeBuffer[bar_index] ? bullishColorIDX : bearishColorIDX;
|
|
candleColorBuffer[bar_index] = drawSmoothedXHKCandles ? candleColorValue : hideColorIDX;
|
|
}
|
|
}
|
|
|
|
// |