812 lines
18 KiB
Plaintext
812 lines
18 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 XSTR
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// Description: XSTR ...
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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 XSTR 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 XSTR"
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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 strLength = 14; // Length
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input double strMultiplier = 3; // Multiplier
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input int vidyaLength = 14; // Smothing Length
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input ENUM_MA_METHOD strBoundaryMode = MODE_SMA; // Boundary Mode
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input ENUM_APPLIED_PRICE strAppliedTo = PRICE_MEDIAN; // Applied To
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input ENUM_APPLIED_PRICE vidyaAppliedTo = PRICE_CLOSE; // Smoothing Applied To
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//
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input group "Presentation";
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input bool showStr = true; // Show Str
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input bool showVidya = true; // Show Vidya
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input bool showStrUpper = true; // Show Str Upper
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input bool showStrLower = true; // Show Str Lower
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input bool showStrLowMa = true; // Show Low Smoothed Buffer
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input bool showStrHighMa = true; // Show High Smoothed Buffer
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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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#define emptyValue 0.0
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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 6
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//
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// STR ...
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#define strBufferIndex 0
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double strBuffer[];
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#define strColorBufferIndex 1
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double strColorBuffer[];
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//
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#define strPlotBufferIndex 0
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#property indicator_label1 "X121 STR"
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#property indicator_type1 DRAW_COLOR_LINE
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#property indicator_color1 CLR_NONE, clrLime, clrRed, 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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// Up ...
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#define strUpBufferIndex 2
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double strUpBuffer[];
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//
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#define strUpPlotBufferIndex 1
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#property indicator_label2 "X121 STR U"
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#property indicator_type2 DRAW_LINE
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#property indicator_color2 clrBlueViolet
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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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// Down ...
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#define strDownBufferIndex 3
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double strDownBuffer[];
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//
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#define strDownPlotBufferIndex 2
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#property indicator_label3 "X121 STR D"
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#property indicator_type3 DRAW_LINE
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#property indicator_color3 clrBlueViolet
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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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// High MA ...
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#define strHighMaBufferIndex 4
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double strHighMaBuffer[];
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//
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#define strHighMaPlotBufferIndex 3
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#property indicator_label4 "X121 STR HSM"
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#property indicator_type4 DRAW_LINE
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#property indicator_color4 clrAqua
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#property indicator_style4 STYLE_SOLID
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#property indicator_width4 1
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//
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// Low Ma ...
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#define strLowMaBufferIndex 5
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double strLowMaBuffer[];
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//
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#define strLowMaPlotBufferIndex 4
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#property indicator_label5 "X121 STR LSM"
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#property indicator_type5 DRAW_LINE
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#property indicator_color5 clrMagenta
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#property indicator_style5 STYLE_SOLID
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#property indicator_width5 1
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//
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// VIDYA ...
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#define vidyaBufferIndex 6
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double vidyaBuffer[];
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//
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#define vidyaPlotBufferIndex 5
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#property indicator_label6 "X121 VIDYA"
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#property indicator_type6 DRAW_LINE
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#property indicator_color6 clrYellow
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#property indicator_style6 STYLE_SOLID
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#property indicator_width6 1
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//
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// Data Buffers ...
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//
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int mLastBufferIndex = 6;
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//
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// STR ...
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//
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// Atr ...
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#define atrBufferIndex mLastBufferIndex + 1
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double atrBuffer[];
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//
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// Price ...
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#define strPriceBufferIndex mLastBufferIndex + 2
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double strPriceBuffer[];
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//
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// Trend ...
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#define strStateBufferIndex mLastBufferIndex + 3
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double strStateBuffer[];
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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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// ATR Handler ...
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int atrHandler = INVALID_HANDLE;
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//
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// MA Handler ...
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int lowMaHandler = INVALID_HANDLE;
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int highMaHandler = INVALID_HANDLE;
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int vidyaHandler = INVALID_HANDLE;
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//
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bool isStrTrendChanged;
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bool isStrStartBearishTrend;
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bool isStrStartBullishTrend;
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//
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int changeOfTrend;
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int startBearishTrend;
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int startBullishTrend;
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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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// ATR ...
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atrHandler = iATR(
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_Symbol,
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_Period,
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strLength //
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);
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bool isInited = atrHandler != 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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// Low Ma ...
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lowMaHandler = iMA(
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_Symbol,
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_Period,
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strLength,
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0,
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strBoundaryMode,
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PRICE_LOW //
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);
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isInited = lowMaHandler != 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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// High Ma ...
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highMaHandler = iMA(
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_Symbol,
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_Period,
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strLength,
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0,
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strBoundaryMode,
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PRICE_HIGH //
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);
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isInited = highMaHandler != 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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// Vidya ...
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vidyaHandler = iVIDyA(
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_Symbol,
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_Period,
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strLength,
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vidyaLength,
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0, // Shift ...
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vidyaAppliedTo //
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);
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isInited = vidyaHandler != 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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//
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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(atrHandler);
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IndicatorRelease(vidyaHandler);
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IndicatorRelease(lowMaHandler);
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IndicatorRelease(highMaHandler);
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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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//
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// Validate Calculated Bars ...
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//
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// ATR ...
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int atrCalculatedBars = BarsCalculated(atrHandler);
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//
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// VIDYA ...
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int vidyaCalculatedBars = BarsCalculated(vidyaHandler);
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//
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// Low Ma ...
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int lowMaCalculatedBars = BarsCalculated(lowMaHandler);
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//
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// High Ma ...
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int highMaCalculatedBars = BarsCalculated(highMaHandler);
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//
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bool isPassedRequiredCalculatedBars =
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//
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// ATR ...
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atrCalculatedBars >= 0 &&
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//
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// VIDYA ...
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vidyaCalculatedBars >= 0 &&
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//
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// Low Ma ...
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lowMaCalculatedBars >= 0 &&
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//
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// High Ma ...
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highMaCalculatedBars >= 0
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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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//
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// checking for the limit start of calculation of an indicator ...
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limit =
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(prev_calculated > rates_total || prev_calculated <= 0)
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? maxLength
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: prev_calculated - 1;
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//
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// Buffers Copy ...
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//
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// ATR ...
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int copiedAtrs = CopyBuffer(atrHandler, 0, 0, rates_total, atrBuffer);
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//
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// VYDIA ...
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int copiedVidyas = CopyBuffer(vidyaHandler, 0, 0, rates_total, vidyaBuffer);
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//
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// Low Ma ...
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int copiedLowMas = CopyBuffer(lowMaHandler, 0, 0, rates_total, strLowMaBuffer);
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//
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// High Ma ...
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int copiedHighMas = CopyBuffer(highMaHandler, 0, 0, rates_total, strHighMaBuffer);
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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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// ATR ...
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copiedAtrs >= 0 &&
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//
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// VIDYA ...
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copiedVidyas >= 0 &&
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//
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// Low Ma ...
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copiedLowMas >= 0 &&
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//
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// Hig Ma ...
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copiedHighMas >= 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; i < rates_total && !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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// STR ...
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strLength > 0 &&
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strMultiplier > 0
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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(1, strLength);
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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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// STR ...
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SetIndexBuffer(strBufferIndex, strBuffer, INDICATOR_DATA);
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SetIndexBuffer(strColorBufferIndex, strColorBuffer, INDICATOR_COLOR_INDEX);
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//
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ENUM_DRAW_TYPE strUpDrawType = showStrUpper ? DRAW_LINE : DRAW_NONE;
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SetIndexBuffer(strUpBufferIndex, strUpBuffer, INDICATOR_DATA);
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PlotIndexSetDouble(strUpPlotBufferIndex, PLOT_EMPTY_VALUE, emptyValue);
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PlotIndexSetInteger(strUpPlotBufferIndex, PLOT_SHOW_DATA, showStrUpper);
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PlotIndexSetInteger(strUpPlotBufferIndex, PLOT_DRAW_TYPE, strUpDrawType);
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//
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ENUM_DRAW_TYPE strDownDrawType = showStrLower ? DRAW_LINE : DRAW_NONE;
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SetIndexBuffer(strDownBufferIndex, strDownBuffer, INDICATOR_DATA);
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PlotIndexSetDouble(strDownPlotBufferIndex, PLOT_EMPTY_VALUE, emptyValue);
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PlotIndexSetInteger(strDownPlotBufferIndex, PLOT_SHOW_DATA, showStrLower);
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PlotIndexSetInteger(strDownPlotBufferIndex, PLOT_DRAW_TYPE, strDownDrawType);
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//
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ENUM_DRAW_TYPE strLowMaDrawType = showStrLowMa ? DRAW_LINE : DRAW_NONE;
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SetIndexBuffer(strLowMaBufferIndex, strLowMaBuffer, INDICATOR_DATA);
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PlotIndexSetDouble(strLowMaPlotBufferIndex, PLOT_EMPTY_VALUE, emptyValue);
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PlotIndexSetInteger(strLowMaPlotBufferIndex, PLOT_SHOW_DATA, showStrLowMa);
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PlotIndexSetInteger(strLowMaPlotBufferIndex, PLOT_DRAW_TYPE, strLowMaDrawType);
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//
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ENUM_DRAW_TYPE strHighMaDrawType = showStrHighMa ? DRAW_LINE : DRAW_NONE;
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SetIndexBuffer(strHighMaBufferIndex, strHighMaBuffer, INDICATOR_DATA);
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PlotIndexSetDouble(strHighMaPlotBufferIndex, PLOT_EMPTY_VALUE, emptyValue);
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PlotIndexSetInteger(strHighMaPlotBufferIndex, PLOT_SHOW_DATA, showStrHighMa);
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PlotIndexSetInteger(strHighMaPlotBufferIndex, PLOT_DRAW_TYPE, strHighMaDrawType);
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//
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ENUM_DRAW_TYPE vidyaDrawType = showVidya ? DRAW_LINE : DRAW_NONE;
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SetIndexBuffer(vidyaBufferIndex, vidyaBuffer, INDICATOR_DATA);
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PlotIndexSetDouble(vidyaPlotBufferIndex, PLOT_EMPTY_VALUE, emptyValue);
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PlotIndexSetInteger(vidyaPlotBufferIndex, PLOT_SHOW_DATA, showVidya);
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PlotIndexSetInteger(vidyaPlotBufferIndex, PLOT_DRAW_TYPE, vidyaDrawType);
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//
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// Data Buffers ...
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//
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SetIndexBuffer(strPriceBufferIndex, strPriceBuffer, INDICATOR_CALCULATIONS);
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SetIndexBuffer(strStateBufferIndex, strStateBuffer, INDICATOR_CALCULATIONS);
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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[] //
|
|
)
|
|
{
|
|
//
|
|
CalculateStr(
|
|
bar_index,
|
|
prevCalculated,
|
|
ratesTotal,
|
|
open,
|
|
high,
|
|
close,
|
|
low //
|
|
);
|
|
}
|
|
|
|
//
|
|
// Custom ...
|
|
|
|
/**
|
|
* Fill All Bufers to Zero Vlue for Specified Bar Index ...
|
|
*
|
|
* @param barIndex: Integer ...
|
|
*/
|
|
void FillBuffersZero(int barIndex)
|
|
{
|
|
//
|
|
// STR ...
|
|
strBuffer[barIndex] = emptyValue;
|
|
strUpBuffer[barIndex] = emptyValue;
|
|
strDownBuffer[barIndex] = emptyValue;
|
|
strPriceBuffer[barIndex] = emptyValue;
|
|
strLowMaBuffer[barIndex] = emptyValue;
|
|
strHighMaBuffer[barIndex] = emptyValue;
|
|
|
|
//
|
|
strColorBuffer[barIndex] = hideColorIDX;
|
|
strStateBuffer[barIndex] = hideColorIDX;
|
|
}
|
|
|
|
/**
|
|
* Calculate STR ...
|
|
*
|
|
* @param bar_index: Integer, Represent Current Bar ...
|
|
* @param prevCalculated: Integer, Represent Previous Calculated Bars ...
|
|
* @param ratesTotal: Integer, Represents All Available Bars ...
|
|
* @param open: Double Array, History of Open Prices ...
|
|
* @param high: Double Array, History of High Prices ...
|
|
* @param close: Double Array, History of Close Prices ...
|
|
* @param low: Double Array, History of Low Prices ...
|
|
*/
|
|
void CalculateStr(
|
|
int bar_index, // Selected Bar Index
|
|
const int prevCalculated,
|
|
const int ratesTotal,
|
|
const double &open[],
|
|
const double &high[],
|
|
const double &close[],
|
|
const double &low[] //
|
|
)
|
|
{
|
|
//
|
|
// Calculated Price ...
|
|
ENUM_X_PRICE mPType = ToXPrice(strAppliedTo);
|
|
double price = GetAppliedPrice(
|
|
mPType,
|
|
open,
|
|
high,
|
|
low,
|
|
close,
|
|
bar_index //
|
|
);
|
|
strPriceBuffer[bar_index] = price;
|
|
|
|
//
|
|
double atr = atrBuffer[bar_index];
|
|
|
|
//
|
|
// Up ...
|
|
strUpBuffer[bar_index] = price + (strMultiplier * atr);
|
|
|
|
//
|
|
// Down ...
|
|
strDownBuffer[bar_index] = price - (strMultiplier * atr);
|
|
|
|
//
|
|
if (close[bar_index] > strUpBuffer[bar_index - 1])
|
|
{
|
|
//
|
|
strStateBuffer[bar_index] = 1;
|
|
if (strStateBuffer[bar_index - 1] == -1)
|
|
{
|
|
changeOfTrend = 1;
|
|
}
|
|
}
|
|
else if (close[bar_index] < strDownBuffer[bar_index - 1])
|
|
{
|
|
//
|
|
strStateBuffer[bar_index] = -1;
|
|
if (strStateBuffer[bar_index - 1] == 1)
|
|
{
|
|
changeOfTrend = 1;
|
|
}
|
|
}
|
|
else if (strStateBuffer[bar_index - 1] == 1)
|
|
{
|
|
//
|
|
strStateBuffer[bar_index] = 1;
|
|
changeOfTrend = 0;
|
|
}
|
|
else if (strStateBuffer[bar_index - 1] == -1)
|
|
{
|
|
//
|
|
strStateBuffer[bar_index] = -1;
|
|
changeOfTrend = 0;
|
|
}
|
|
|
|
//
|
|
// Down Trend Starting ...
|
|
if (strStateBuffer[bar_index] < 0 && strStateBuffer[bar_index - 1] > 0)
|
|
{
|
|
startBearishTrend = 1;
|
|
}
|
|
else
|
|
{
|
|
startBearishTrend = 0;
|
|
}
|
|
|
|
//
|
|
// Up Trend Starting ...
|
|
if (strStateBuffer[bar_index] > 0 && strStateBuffer[bar_index - 1] < 0)
|
|
{
|
|
startBullishTrend = 1;
|
|
}
|
|
else
|
|
{
|
|
startBullishTrend = 0;
|
|
}
|
|
|
|
//
|
|
if (strStateBuffer[bar_index] > 0 && strDownBuffer[bar_index] < strDownBuffer[bar_index - 1])
|
|
{
|
|
strDownBuffer[bar_index] = strDownBuffer[bar_index - 1];
|
|
}
|
|
|
|
//
|
|
if (strStateBuffer[bar_index] < 0 && strUpBuffer[bar_index] > strUpBuffer[bar_index - 1])
|
|
{
|
|
strUpBuffer[bar_index] = strUpBuffer[bar_index - 1];
|
|
}
|
|
|
|
//
|
|
if (startBearishTrend == 1)
|
|
{
|
|
strUpBuffer[bar_index] = strPriceBuffer[bar_index] + (strMultiplier * atr);
|
|
}
|
|
|
|
//
|
|
if (startBullishTrend == 1)
|
|
{
|
|
strDownBuffer[bar_index] = strPriceBuffer[bar_index] - (strMultiplier * atr);
|
|
}
|
|
|
|
//
|
|
// Draw the indicator ...
|
|
|
|
//
|
|
double colorIDX = hideColorIDX;
|
|
strColorBuffer[bar_index] = colorIDX;
|
|
|
|
//
|
|
if (strStateBuffer[bar_index] == 1)
|
|
{
|
|
//
|
|
strBuffer[bar_index] = strDownBuffer[bar_index];
|
|
if (changeOfTrend == 1)
|
|
{
|
|
strBuffer[bar_index - 1] = strBuffer[bar_index - 2];
|
|
changeOfTrend = 0;
|
|
}
|
|
|
|
//
|
|
colorIDX = bullishColorIDX;
|
|
}
|
|
else if (strStateBuffer[bar_index] == -1)
|
|
{
|
|
//
|
|
strBuffer[bar_index] = strUpBuffer[bar_index];
|
|
if (changeOfTrend == 1)
|
|
{
|
|
//
|
|
strBuffer[bar_index - 1] = strBuffer[bar_index - 2];
|
|
changeOfTrend = 0;
|
|
}
|
|
|
|
//
|
|
colorIDX = bearishColorIDX;
|
|
}
|
|
|
|
//
|
|
if (showStr)
|
|
{
|
|
strColorBuffer[bar_index] = colorIDX;
|
|
}
|
|
|
|
//
|
|
// Str Mid ...
|
|
|
|
//
|
|
double iStrMid = strDownBuffer[bar_index] + ((strUpBuffer[bar_index] - strDownBuffer[bar_index]) / 2);
|
|
|
|
//
|
|
}
|
|
|
|
// |