last ...
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///////////////////////////////////////////////////////
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//
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// SaherElm IT Center MQL5 Indicator
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// -------------------------------------------------
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// Name: X121 XMAS
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// Description: XMAS ...
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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 XMAS 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_XMAS"
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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 length = 14; // MA Length
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input ENUM_MA_METHOD method = MODE_EMA; // MA Method
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input ENUM_APPLIED_PRICE upperAppliedTo = PRICE_HIGH; // Upper Applied To
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input ENUM_APPLIED_PRICE midAppliedTo = PRICE_MEDIAN; // Mid Applied To
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input ENUM_APPLIED_PRICE lowerAppliedTo = PRICE_LOW; // Lower 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 showUpper = true; // Show Upper
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input bool showMid = true; // Show Mid
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input bool showLower = true; // Show Lower
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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 3
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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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// UPPER ...
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#define upperBufferIndex 0
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double upperBuffer[];
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//
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#property indicator_label1 "X121 MASU"
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrAqua
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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//
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// MID ...
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#define midBufferIndex 1
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double midBuffer[];
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//
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#property indicator_label2 "X121 MASM"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrLightBlue
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#property indicator_style2 STYLE_SOLID
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#property indicator_width2 1
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//
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// LOWER ...
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#define lowerBufferIndex 2
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double lowerBuffer[];
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//
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#property indicator_label3 "X121 MASL"
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#property indicator_type3 DRAW_LINE
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#property indicator_color3 clrMagenta
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#property indicator_style3 STYLE_SOLID
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#property indicator_width3 1
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//
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// Data Buffers ...
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//
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int mLastBufferIndex = 2;
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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 upperHandler = INVALID_HANDLE;
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int midHandler = INVALID_HANDLE;
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int lowerHandler = 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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// Upper ...
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upperHandler = iMA(
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_Symbol,
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_Period,
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length,
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0,
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method,
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upperAppliedTo //
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);
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bool isInited = upperHandler != 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 ...
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midHandler = iMA(
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_Symbol,
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_Period,
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length,
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0,
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method,
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midAppliedTo //
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);
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isInited = midHandler != 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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// Lower ...
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lowerHandler = iMA(
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_Symbol,
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_Period,
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length,
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0,
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method,
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lowerAppliedTo //
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);
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isInited = lowerHandler != 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(upperHandler);
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IndicatorRelease(midHandler);
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IndicatorRelease(lowerHandler);
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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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// Upper ...
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int upperCalculatedBars = BarsCalculated(upperHandler);
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//
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// Mid ...
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int midCalculatedBars = BarsCalculated(midHandler);
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//
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// Lower ...
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int lowerCalculatedBars = BarsCalculated(lowerHandler);
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//
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bool isPassedRequiredCalculatedBars =
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//
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// Upper ...
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upperCalculatedBars >= maxLength &&
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//
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// Mid ...
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midCalculatedBars >= maxLength &&
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//
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// Lower ...
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lowerCalculatedBars >= 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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// Upper ...
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int copiedUppers = CopyBuffer(upperHandler, 0, 0, limit, upperBuffer);
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//
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// Mid ...
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int copiedMids = CopyBuffer(midHandler, 0, 0, limit, midBuffer);
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//
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// Lower ...
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int copiedLowers = CopyBuffer(lowerHandler, 0, 0, limit, lowerBuffer);
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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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// Upper ...
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copiedUppers > 0 &&
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//
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// Mid ...
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copiedMids > 0 &&
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//
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// Lower ...
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copiedLowers > 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 = length > 0;
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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(result, length);
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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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// Upper ...
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//
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ENUM_DRAW_TYPE upperDrawType = showUpper ? DRAW_LINE : DRAW_NONE;
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//
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ArraySetAsSeries(upperBuffer, true);
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SetIndexBuffer(upperBufferIndex, upperBuffer, INDICATOR_DATA);
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//
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PlotIndexSetInteger(upperBufferIndex, PLOT_SHOW_DATA, showUpper);
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PlotIndexSetInteger(upperBufferIndex, PLOT_DRAW_TYPE, upperDrawType);
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//
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PlotIndexSetDouble(upperBufferIndex, PLOT_EMPTY_VALUE, 0);
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//
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// Mid ...
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//
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ENUM_DRAW_TYPE midDrawType = showMid ? DRAW_LINE : DRAW_NONE;
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ArraySetAsSeries(midBuffer, true);
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SetIndexBuffer(midBufferIndex, midBuffer, INDICATOR_DATA);
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//
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PlotIndexSetInteger(midBufferIndex, PLOT_SHOW_DATA, showMid);
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PlotIndexSetInteger(midBufferIndex, PLOT_DRAW_TYPE, midDrawType);
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//
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PlotIndexSetDouble(midBufferIndex, PLOT_EMPTY_VALUE, 0);
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//
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// Lower ...
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//
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ENUM_DRAW_TYPE lowerDrawType = showLower ? DRAW_LINE : DRAW_NONE;
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ArraySetAsSeries(lowerBuffer, true);
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SetIndexBuffer(lowerBufferIndex, lowerBuffer, INDICATOR_DATA);
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//
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PlotIndexSetInteger(lowerBufferIndex, PLOT_SHOW_DATA, showLower);
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PlotIndexSetInteger(lowerBufferIndex, PLOT_DRAW_TYPE, lowerDrawType);
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//
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PlotIndexSetDouble(lowerBufferIndex, PLOT_EMPTY_VALUE, 0);
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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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upperBuffer[barIndex] = 0;
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midBuffer[barIndex] = 0;
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lowerBuffer[barIndex] = 0;
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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[] //
|
||||
)
|
||||
{
|
||||
//
|
||||
// Implement Colorify Mechanism ...
|
||||
}
|
||||
|
||||
//
|
||||
Reference in New Issue
Block a user