471 lines
7.8 KiB
Plaintext
471 lines
7.8 KiB
Plaintext
///////////////////////////////////////////////////////
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//
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// SaherElm IT Center MQL5 Helper Class Library
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// ----------------------------------------------
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// Name: XSCXDEMAHelper
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// Description: provides all Indicator
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// Helper requirements ...
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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 library
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#property copyright "Copyright 2023, SaherElm IT Center"
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#property link "https://www.saherelm.ir"
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#property version "1.00"
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#property strict
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//
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// START Definitions ...
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//
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//
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// Inputs ...
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struct XDEMAInputs
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{
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//
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// Makret ...
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int length; // Length
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int shift; // Shift
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//
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// Presentation ...
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bool showDema; // Show Dema
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bool showEMA; // Show EMA
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bool showEMAOfEMA; // Show EMA of EMA
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};
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//
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// Index of Lines ...
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enum ENUM_XDEMA_BUFFERS
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{
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//
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// Main Requirements ...
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XDEMA_LINE = 0,
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XDEMA_EMA_LINE = 2,
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XDEMA_EMA_OF_EMA_LINE = 4,
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};
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//
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// Retrieve Info Model ...
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struct XDEMAInfo
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{
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//
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// Symbol ...
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string symbol;
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//
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// Period ...
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ENUM_TIMEFRAMES period;
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//
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// Bar Time ...
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datetime barTime;
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//
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// Bar Index ...
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int barIndex;
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//
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// Values ...
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double dema;
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double ema;
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double emaOfEma;
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//
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double demas[];
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double emas[];
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double emaOfEMAs[];
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//
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// Conditions ...
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};
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//
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// END Definitions ...
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//
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//
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// START Import and Inclused requirements ...
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//
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//
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// Includes ...
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#include "../Libraries/x-saherelm.common.lib.mq5"
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#include "../Classes/x-saherelm.xhelper.class.mq5"
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//
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// END Import and Inclused requirements ...
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//
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//
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// START Overrides ...
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//
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//
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// END Overrides ...
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//
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//
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// a Class for Helping Indicators Requirements ...
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class XSCXDEMAHelper : public XSCBaseHelper
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{
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//
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// Public ...
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public:
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//
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// Buffers ...
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double demaBuffer[];
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double emaBuffer[];
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double emaOfEMABuffer[];
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//
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// Constructor ...
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void XSCXDEMAHelper(
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string symbol, // Trading Symbol
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ENUM_TIMEFRAMES period // Trading Time Frame
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) : XSCBaseHelper(symbol, period)
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{
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PrepareTag();
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}
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//
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// Deconstructor ...
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void ~XSCXDEMAHelper()
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{
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}
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//
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// START Properties ...
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//
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//
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// END Properties ...
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//
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//
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// START Provided Functions ...
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//
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//
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// Prepare Tag ...
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virtual void PrepareTag()
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{
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mTag = "XDEMA" + GetTagPrefix();
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}
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//
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virtual int GetMaxLength()
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{
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//
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int result = -1;
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//
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result = mLength;
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//
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return result;
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}
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//
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// Initial Indicator Handler ...
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bool Init()
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{
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//
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bool result = false;
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//
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// Validate Args ...
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result =
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//
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(mLength >= 2 &&
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mShift >= 0)
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//
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;
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if (!result)
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{
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return false;
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}
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//
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// Initialize Handler ...
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mHandler = iCustom(
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//
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mSymbol,
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mPeriod,
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"x-saherelm.x121.xdema",
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//
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// Inputs ...
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//
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// Makret ...
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"",
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//
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// Length ...
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mLength,
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//
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// Shift ...
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mShift,
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//
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// Presentation ...
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"",
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//
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// Show Dema ...
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mShowDema,
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//
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// Show EMA ...
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mShowEMA,
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//
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// Show EMA of EMA ...
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mShowEMAOfEMA
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//
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);
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result = mHandler != INVALID_HANDLE;
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//
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return result;
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}
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//
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// Retrieve Current Config ...
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XDEMAInputs GetConfig()
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{
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//
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XDEMAInputs result;
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//
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result.length = mLength;
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result.shift = mShift;
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result.showDema = mShowDema;
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result.showEMA = mShowEMA;
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result.showEMAOfEMA = mShowEMAOfEMA;
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//
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return result;
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}
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//
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// Set Config ...
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bool SetConfig(XDEMAInputs &config)
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{
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//
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bool result = false;
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//
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mLength = config.length;
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mShift = config.shift;
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mShowDema = config.showDema;
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mShowEMA = config.showEMA;
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mShowEMAOfEMA = config.showEMAOfEMA;
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//
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result = Init();
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//
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return result;
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}
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//
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// Show Dema ...
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bool ShowDema(
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bool show // Show or Hide
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)
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{
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//
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bool result = false;
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//
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if (mShowDema == show)
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{
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return true;
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}
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//
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mShowDema = show;
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result = Init();
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//
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return result;
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}
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//
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// Show EMA ...
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bool ShowEMA(
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bool show // Show or Hide
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)
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{
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//
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bool result = false;
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//
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if (mShowEMA == show)
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{
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return true;
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}
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//
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mShowEMA = show;
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result = Init();
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//
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return result;
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}
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//
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// Show EMA of EMA ...
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bool ShowEMAOfEMA(
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bool show // Show or Hide
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)
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{
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//
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bool result = false;
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//
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if (mShowEMAOfEMA == show)
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{
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return true;
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}
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//
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mShowEMAOfEMA = show;
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result = Init();
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//
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return result;
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}
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//
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// Reading Buffers based on Given Bar Index ...
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virtual void Calculate(
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int barIndex // Given Bar Index
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)
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{
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//
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// DEMA ...
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ArraySetAsSeries(demaBuffer, true);
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CopyBuffer(
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mHandler,
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XDEMA_LINE,
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barIndex,
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mLoopbackBars,
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demaBuffer);
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//
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// EMA ...
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ArraySetAsSeries(emaBuffer, true);
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CopyBuffer(
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mHandler,
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XDEMA_EMA_LINE,
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barIndex,
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mLoopbackBars,
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emaBuffer);
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//
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// EMAOFEMA ...
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ArraySetAsSeries(emaOfEMABuffer, true);
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CopyBuffer(
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mHandler,
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XDEMA_EMA_OF_EMA_LINE,
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barIndex,
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mLoopbackBars,
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emaOfEMABuffer);
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}
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//
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// Retrieve Info at Specific Bar Index ...
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XDEMAInfo GetInfo(
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int barIndex // Given Bar Index
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)
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{
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//
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XDEMAInfo result;
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//
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if (barIndex < 0)
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{
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barIndex = 0;
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}
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//
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// Do Calculations ...
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Calculate(barIndex);
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//
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// Generate Candle Time ...
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datetime barTime = GetCandleTime(
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mSymbol,
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mPeriod,
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barIndex);
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//
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// Fill Result ...
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result.symbol = mSymbol;
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result.period = mPeriod;
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result.barTime = barTime;
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result.barIndex = barIndex;
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//
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result.ema = emaBuffer[barIndex];
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result.dema = demaBuffer[barIndex];
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result.emaOfEma = emaOfEMABuffer[barIndex];
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//
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Copy(
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emaBuffer,
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result.demas);
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Copy(
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demaBuffer,
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result.emas);
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Copy(
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emaOfEMABuffer,
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result.emaOfEMAs);
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//
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return result;
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}
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//
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// END Provided Functions ...
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//
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//
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// Protected ...
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protected:
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//
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// Private ...
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private:
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//
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// Indicator Properties ...
|
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//
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// Market ...
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//
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// Length ...
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int mLength;
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//
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// Shift ...
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int mShift;
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//
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// Presentation ...
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//
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// Show Dema ...
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bool mShowDema;
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//
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// Show EMA ...
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bool mShowEMA;
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//
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// Show EMA of EMA ...
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bool mShowEMAOfEMA;
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};
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//
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// START Usefull Functions ...
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//
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//
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// END Usefull Functions ...
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//
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