306 lines
6.4 KiB
Plaintext
306 lines
6.4 KiB
Plaintext
///////////////////////////////////////////////////////
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//
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// SaherElm IT Center MQL5 XFI Oscillator
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// ---------------------------------------------
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// Name: XFI
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// Description: Price Momentum Power Detection
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// Market Analysor ...
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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 XFI Oscillator"
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#property strict
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//
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// START Constants ...
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//
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#define ShortName "XFI"
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//
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// END Constants ...
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//
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//
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// START Inputs ...
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//
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input int length = 18; // Length
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input ENUM_MA_METHOD method = MODE_SMA; // MA Method
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input ENUM_APPLIED_VOLUME appliedTo = VOLUME_TICK; // Applied To
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//
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// END Inputs ...
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//
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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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// START Buffers ...
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//
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#property indicator_separate_window
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//
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#property indicator_buffers 2
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#property indicator_plots 1
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//
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// FI Buffer ...
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#define fiBufferIndex 0
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#define fiColorBufferIndex 1
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//
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double fiBuffer[];
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double fiColorBuffer[];
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//
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#property indicator_label1 "XFI"
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#property indicator_type1 DRAW_COLOR_LINE
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#property indicator_color1 clrAqua, clrGray, clrFuchsia
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#property indicator_style1 STYLE_DOT
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#property indicator_width1 1
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//
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// END Buffers ...
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//
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//
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// START Global Definitions: Variables, Properties and etc ...
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//
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int fiHandler = INVALID_HANDLE;
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//
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// END Global Definitions: Variables, Properties and etc ...
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//
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//
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// START Event Handlers ...
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//
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//
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// Initialization ...
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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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fiHandler = iForce(
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_Symbol,
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_Period,
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length,
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method,
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appliedTo);
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if (fiHandler == INVALID_HANDLE)
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{
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return INIT_FAILED;
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}
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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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// DeInitialization ...
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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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// Here we can handle De Initialization Reasons ...
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IndicatorRelease(fiHandler);
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}
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//
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// Calculations ...
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//
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// Calculating what we want ...
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int OnCalculate(
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//
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// total Candles on chart ...
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const int rates_total,
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//
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// total calculated Candles on charts ...
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const int prev_calculated,
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//
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// history of Candles Open Time ...
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const datetime &time[],
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//
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// history of Candles Open Price ...
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const double &open[],
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//
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// history of Candles High Price ...
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const double &high[],
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//
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// history of Candles Low Price ...
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const double &low[],
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//
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// history of Candles Close Price ...
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const double &close[],
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//
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// history of Tick Volumes on Candle ...
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const long &tick_volume[],
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//
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// history of Trade Volumes ...
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const long &volume[],
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//
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// history of Candles Spread Price ...
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const int &spread[])
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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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// this counts Available Bars ...
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int limit;
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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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int maxLength = MathMax(0, length);
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//
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// Check Calculated Bars ...
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int fiCalculatedBars = BarsCalculated(fiHandler);
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if (fiCalculatedBars < maxLength)
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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) ? rates_total : (rates_total - prev_calculated) + 1;
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//
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// Buffers Copy ...
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int copiedFis = CopyBuffer(fiHandler, 0, 0, limit, fiBuffer);
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if (copiedFis <= 0)
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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 = 0; i < limit && !IsStopped(); i++)
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{
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//
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CalculateBuffers(i);
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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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// END Event Handlers ...
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//
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//
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// START Functions ...
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//
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//
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// Validate Input Args for Initialization ...
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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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// Validate Args ...
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if (length >= 2)
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{
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result = true;
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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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// Define Indexes and Styles ...
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void DefineBuffers()
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{
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//
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string fiBufferLabel = "XFI " + "(" + (string)length + ")";
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//
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// FI Buffer ...
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ArraySetAsSeries(fiBuffer, true);
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SetIndexBuffer(fiBufferIndex, fiBuffer, INDICATOR_DATA);
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PlotIndexSetString(fiBufferIndex, PLOT_LABEL, fiBufferLabel);
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//
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// FI Color Buffer ...
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ArraySetAsSeries(fiColorBuffer, true);
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SetIndexBuffer(fiColorBufferIndex, fiColorBuffer, INDICATOR_COLOR_INDEX);
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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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void SetIndicatorName()
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{
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//
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string indicatorShortName = "";
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StringConcatenate(indicatorShortName, ShortName, "");
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//
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IndicatorSetString(INDICATOR_SHORTNAME, indicatorShortName);
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}
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//
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// Calculate Buffers ...
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void CalculateBuffers(
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int bar_index // Selected Bar Index
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)
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{
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//
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double iValue = fiBuffer[bar_index];
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//
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double iColorIndex =
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iValue > 0 ? 0 : iValue < 0 ? 2
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: 1;
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//
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// Set Buffer Color Index ...
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fiColorBuffer[bar_index] = iColorIndex;
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}
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//
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// END Functions ...
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//
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