660 lines
15 KiB
Plaintext
660 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 XWZ
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// Description: XWZ ...
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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 XWZ 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_X3MA"
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//
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// Imports ...
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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 fastMALength = 20; // Fast MA Length
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input int midMALength = 50; // Mid MA Length
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input int slowMALength = 200; // Slow MA Length
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input ENUM_MA_METHOD maMethod = MODE_EMA; // MA Method
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input ENUM_APPLIED_PRICE maAppliedTo = PRICE_CLOSE; // Applied To
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//
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// Presentation ...
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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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input bool showMaFast = true; // Show Fast MA
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input bool showMaMid = true; // Show Mid MA
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input bool showMaSlow = true; // Show Slow MA
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//
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// Buffers ...
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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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#property indicator_chart_window
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//
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#property indicator_buffers 9
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#property indicator_plots 3
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//
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// Plot Buffers ...
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//
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// FAST ...
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#define maFastBufferIndex 0
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double maFastBuffer[];
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#define maFastColorBufferIndex 1
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double maFastColorBuffer[];
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//
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#define maFastPlotBufferIndex 0
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#property indicator_label1 "X121 MAF"
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#property indicator_type1 DRAW_COLOR_LINE
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#property indicator_color1 CLR_NONE, clrAqua, clrMagenta, clrGray
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 2
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//
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// MID ...
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#define maMidBufferIndex 2
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double maMidBuffer[];
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#define maMidColorBufferIndex 3
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double maMidColorBuffer[];
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//
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#define maMidPlotBufferIndex 1
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#property indicator_label2 "X121 MAM"
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#property indicator_type2 DRAW_COLOR_LINE
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#property indicator_color2 CLR_NONE, clrGreen, clrRed, clrGray
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#property indicator_style2 STYLE_SOLID
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#property indicator_width2 2
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//
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// SLOW ...
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#define maSlowBufferIndex 4
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double maSlowBuffer[];
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#define maSlowColorBufferIndex 5
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double maSlowColorBuffer[];
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//
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#define maSlowPlotBufferIndex 2
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#property indicator_label3 "X121 MAS"
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#property indicator_type3 DRAW_COLOR_LINE
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#property indicator_color3 CLR_NONE, clrSteelBlue, clrDarkRed, clrGray
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#property indicator_style3 STYLE_SOLID
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#property indicator_width3 2
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//
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// Data Buffers ...
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//
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int mLastBufferIndex = 5;
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//
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// Fast State ...
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#define maFastStateBufferIndex mLastBufferIndex + 1
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double maFastStateBuffer[];
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//
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// Mid State ...
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#define maMidStateBufferIndex mLastBufferIndex + 2
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double maMidStateBuffer[];
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//
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// Slow State ...
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#define maSlowStateBufferIndex mLastBufferIndex + 3
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double maSlowStateBuffer[];
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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 maFastHandler = INVALID_HANDLE;
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int maMidHandler = INVALID_HANDLE;
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int maSlowHandler = INVALID_HANDLE;
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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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// Fast MA ...
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maFastHandler = iMA(
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_Symbol,
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_Period,
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fastMALength,
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0,
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maMethod,
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maAppliedTo //
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);
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bool isInited = maFastHandler != INVALID_HANDLE;
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if (!isInited)
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{
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return INIT_FAILED;
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}
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//
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// Mid MA ...
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maMidHandler = iMA(
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_Symbol,
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_Period,
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midMALength,
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0,
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maMethod,
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maAppliedTo //
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);
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isInited = maMidHandler != INVALID_HANDLE;
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if (!isInited)
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{
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return INIT_FAILED;
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}
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//
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// Slow MA ...
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maSlowHandler = iMA(
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_Symbol,
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_Period,
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slowMALength,
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0,
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maMethod,
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maAppliedTo //
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);
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isInited = maSlowHandler != INVALID_HANDLE;
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if (!isInited)
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{
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return INIT_FAILED;
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}
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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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IndicatorSetInteger(INDICATOR_DIGITS, 2);
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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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IndicatorRelease(maFastHandler);
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IndicatorRelease(maMidHandler);
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IndicatorRelease(maSlowHandler);
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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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// Validate Calculated Bars ...
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//
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// Fast MA ...
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int maFastCalculatedBars = BarsCalculated(maFastHandler);
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//
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// Mid MA ...
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int maMidCalculatedBars = BarsCalculated(maMidHandler);
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//
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// Slow MA ...
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int maSlowCalculatedBars = BarsCalculated(maSlowHandler);
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//
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bool isPassedRequiredCalculatedBars =
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//
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// Fast MA ...
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maFastCalculatedBars >= maxLength &&
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//
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// Slow MA ...
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maMidCalculatedBars >= maxLength &&
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//
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// Slow MA ...
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maSlowCalculatedBars >= maxLength
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//
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;
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if (!isPassedRequiredCalculatedBars)
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{
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return prev_calculated;
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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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// Buffers Copy ...
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//
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// Fast MA ...
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int copiedFastMas = CopyBuffer(maFastHandler, 0, 0, limit, maFastBuffer);
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//
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// Mid MA ...
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int copiedMidMas = CopyBuffer(maMidHandler, 0, 0, limit, maMidBuffer);
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//
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// Slow MA ...
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int copiedSlowMas = CopyBuffer(maSlowHandler, 0, 0, limit, maSlowBuffer);
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//
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// Validate Copied Items ...
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bool isPassedRequiredCopiedItems =
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//
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// Fast MA ...
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copiedFastMas > 0 &&
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//
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// Mid MA ...
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copiedMidMas > 0 &&
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//
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// Slow MA ...
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copiedSlowMas > 0
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//
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;
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if (!isPassedRequiredCopiedItems)
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{
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return prev_calculated;
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}
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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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//
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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 = false;
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//
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result = fastMALength > 0 &&
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midMALength > 0 &&
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slowMALength > 0 &&
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midMALength > fastMALength &&
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slowMALength > midMALength;
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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(fastMALength, midMALength);
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result = MathMax(result, slowMALength);
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//
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return result;
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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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* 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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// Plot Buffers ...
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//
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// Fast ...
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ArraySetAsSeries(maFastBuffer, true);
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ArraySetAsSeries(maFastColorBuffer, true);
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SetIndexBuffer(maFastBufferIndex, maFastBuffer, INDICATOR_DATA);
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SetIndexBuffer(maFastColorBufferIndex, maFastColorBuffer, INDICATOR_COLOR_INDEX);
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//
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// Mid ...
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ArraySetAsSeries(maMidBuffer, true);
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ArraySetAsSeries(maMidColorBuffer, true);
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SetIndexBuffer(maMidBufferIndex, maMidBuffer, INDICATOR_DATA);
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SetIndexBuffer(maMidColorBufferIndex, maMidColorBuffer, INDICATOR_COLOR_INDEX);
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//
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// Slow ...
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ArraySetAsSeries(maSlowBuffer, true);
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ArraySetAsSeries(maSlowColorBuffer, true);
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SetIndexBuffer(maSlowBufferIndex, maSlowBuffer, INDICATOR_DATA);
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SetIndexBuffer(maSlowColorBufferIndex, maSlowColorBuffer, INDICATOR_COLOR_INDEX);
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//
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// Data Buffers ...
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//
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// Fast State ...
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ArraySetAsSeries(maFastStateBuffer, true);
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SetIndexBuffer(maFastStateBufferIndex, maFastStateBuffer, INDICATOR_CALCULATIONS);
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//
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// Mid State ...
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ArraySetAsSeries(maMidStateBuffer, true);
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SetIndexBuffer(maMidStateBufferIndex, maMidStateBuffer, INDICATOR_CALCULATIONS);
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//
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// Slow State ...
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ArraySetAsSeries(maSlowStateBuffer, true);
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SetIndexBuffer(maSlowStateBufferIndex, maSlowStateBuffer, INDICATOR_CALCULATIONS);
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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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//
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// bool canCalculate = true;
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bool canCalculate =
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barsLimit == 0 ||
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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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CalculateValues(
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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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tickVolume //
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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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* 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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maMidBuffer[barIndex] = 0;
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maFastBuffer[barIndex] = 0;
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maSlowBuffer[barIndex] = 0;
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//
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maFastColorBuffer[barIndex] = hideColorIDX;
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maMidColorBuffer[barIndex] = hideColorIDX;
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maSlowColorBuffer[barIndex] = hideColorIDX;
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maFastStateBuffer[barIndex] = hideColorIDX;
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maMidStateBuffer[barIndex] = hideColorIDX;
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maSlowStateBuffer[barIndex] = hideColorIDX;
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}
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/**
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* Calculate Vales ...
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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 CalculateValues(
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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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// Implement Colorify Mechanism ...
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//
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// Calculate Applied Price ...
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ENUM_X_PRICE mPType = ToXPrice(maAppliedTo);
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double iPrice = GetAppliedPrice(
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mPType,
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open,
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high,
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low,
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close,
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bar_index //
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);
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//
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double iFast = maFastBuffer[bar_index];
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double iMid = maMidBuffer[bar_index];
|
|
double iSlow = maSlowBuffer[bar_index];
|
|
|
|
//
|
|
double iFastState = iPrice > iFast
|
|
? bullishColorIDX
|
|
: iPrice < iFast
|
|
? bearishColorIDX
|
|
: neuturalColorIDX;
|
|
double iMidState = iPrice > iMid
|
|
? bullishColorIDX
|
|
: iPrice < iMid
|
|
? bearishColorIDX
|
|
: neuturalColorIDX;
|
|
double iSlowState = iPrice > iSlow
|
|
? bullishColorIDX
|
|
: iPrice < iSlow
|
|
? bearishColorIDX
|
|
: neuturalColorIDX;
|
|
|
|
//
|
|
maFastColorBuffer[bar_index] =
|
|
showMaFast
|
|
? iFastState
|
|
: hideColorIDX;
|
|
maFastStateBuffer[bar_index] = iFastState;
|
|
|
|
//
|
|
maMidColorBuffer[bar_index] =
|
|
showMaMid
|
|
? iMidState
|
|
: hideColorIDX;
|
|
maMidStateBuffer[bar_index] = iMidState;
|
|
|
|
//
|
|
maSlowColorBuffer[bar_index] =
|
|
showMaSlow
|
|
? iSlowState
|
|
: hideColorIDX;
|
|
maSlowStateBuffer[bar_index] = iSlowState;
|
|
}
|
|
|
|
//
|