221 lines
4.5 KiB
Plaintext
221 lines
4.5 KiB
Plaintext
///////////////////////////////////////////////////////
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//
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// SaherElm IT Center XMTR Indicator
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// ---------------------------------------------
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// retrieve market base info ...
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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 XMKT Indicator"
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#property strict
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//
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// START Inputs ...
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//
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//
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// Market Specifications ...
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input int marketLength = 20; // Market Length
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input int atrMultiplier = 1; // ATR Multiplier
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input int atrLength = 5; // ATR Period
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input ENUM_APPLIED_PRICE source = PRICE_CLOSE; // Source
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//
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// END Inputs ...
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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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#property indicator_chart_window
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//
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// define indicator buffers ...
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#property indicator_buffers 3
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#property indicator_plots 3
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//
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// Declare Buffers ...
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#define trendBufferIndex 0
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#define upTrendBufferIndex 1
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#define downTrendBufferIndex 2
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//
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double trendBuffer[];
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double upTrendBuffer[];
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double downTrendBuffer[];
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//
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// Includes our shared library ...
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#include "../Libraries/x-saherelm.lib.mq4"
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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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// Initialize what we want ...
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//
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// Validating Input Parameters ...
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if (marketLength <= 0) {
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return INIT_PARAMETERS_INCORRECT;
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}
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//
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// here we specify logging enabled or not ...
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enableLogging = true;
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//
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// this is a Tag which attached to our Logger ...
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logTag = "XMTR";
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//
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// TREND ...
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SetIndexLabel(trendBufferIndex, "Trend");
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SetIndexBuffer(trendBufferIndex, trendBuffer);
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SetIndexStyle(
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trendBufferIndex,
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DRAW_LINE,
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STYLE_DOT,
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1,
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clrNONE
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);
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//
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// UP Trend ...
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SetIndexLabel(upTrendBufferIndex, "Up Trend");
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SetIndexBuffer(upTrendBufferIndex, upTrendBuffer);
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SetIndexStyle(
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upTrendBufferIndex,
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DRAW_LINE,
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STYLE_DOT,
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1,
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clrNONE
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);
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//
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// DOWN Trend ...
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SetIndexLabel(downTrendBufferIndex, "Down Trend");
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SetIndexBuffer(downTrendBufferIndex, downTrendBuffer);
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SetIndexStyle(
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downTrendBufferIndex,
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DRAW_LINE,
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STYLE_DOT,
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1,
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clrNONE
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);
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//
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// initialization done ...
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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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RemoveDraws(logTag);
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}
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//
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// Do Calculation ...
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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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// 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(marketLength, 3);
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//
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// input variable, we return 0 means nothing passed ...
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if (rates_total < maxLength) {
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return 0;
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}
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//
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// found which candles calculated before ...
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limit = (prev_calculated == 0) ? rates_total - maxLength - 1 : rates_total - prev_calculated + 1;
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//
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// this is the main loop of calculations, for each bar index ...
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for (int i = limit - 1; i >= 0; i--) {
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//
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// Start Calculation here ...
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// i is bar_index ...
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//
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// Calculate Short Cycle ...
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CalculateBuffers(
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i,
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low
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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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// 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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// Calculate Short Cycle ...
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void CalculateBuffers(
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const int bar_index,
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const double &low[]
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) {
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//
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double atr = GetMarketTRSMA(
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bar_index,
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atrLength
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);
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//
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double smoothedAtr = (atr * atrMultiplier);
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double upTrend = low[bar_index] - smoothedAtr;
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double downTrend = low[bar_index] + smoothedAtr;
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//
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double cciValue = GetMarketCCI(
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bar_index,
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marketLength,
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source
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);
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//
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// TODO: Complete this ...
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}
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//
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// END Functions ...
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// |