ASCTrend_Sound.mq4

ASCTrend_Sound.mq4

This script is designed as an automated technical analysis tool for the MetaTrader platform. Its primary purpose is to monitor price movements in real-time and identify specific "turning points" where the market trend might be shifting, providing the user with visual signals and audible or written notifications.

Core Logic and Methodology

The tool operates by analyzing several layers of market data to determine when a price movement is significant enough to warrant an alert. Here is how it processes that information:

1. Volatility Assessment Before identifying a trend, the script calculates the average range of price movement over a specific period (the distance between the highest and lowest prices). This allows the tool to distinguish between "noise" (minor fluctuations) and significant market action.

2. Trend Intensity Detection The script looks for two specific types of price behavior:

  • Gap Analysis: It checks if there is a significant jump between the opening price of one candle and the closing price of the previous one.
  • Momentum Analysis: It measures the distance between closing prices over several bars to see if the market is moving with consistent force. Based on these findings, it adjusts its internal sensitivity settings to better adapt to the current market environment.

3. Momentum Filtering (WPR) The tool utilizes a momentum indicator (Williams %R) to gauge how "overextended" the price is. It converts this data into a percentage scale. By comparing the current momentum against pre-defined thresholds, it identifies when the market has moved too far in one direction and is likely reaching an exhaustion point.

4. Signal Generation A signal is only triggered if the following conditions are met:

  • The momentum moves outside of a specific "buffer zone" (determined by the user's risk settings).
  • The movement breaks through the previous trend boundaries.
  • The script ensures it doesn't repeat the same signal twice in a row, focusing only on new directional changes.

User Alerts and Notifications

Once the logic confirms a Buy or Sell opportunity, the script performs three actions simultaneously:

  • Visual Cues: It places specific icons (arrows) on the chart to highlight where the signals occurred.
  • Audio Alerts: If enabled, it triggers a sound notification on your computer.
  • Email Notifications: If enabled, it sends an automated email containing the exact price, time, and symbol of the signal.

Key Operational Features

  • Smart Timing: The script uses internal memory to track "Global Variables." This ensures that you do not receive multiple repetitive alerts for the same signal; it remembers when it last notified you and waits for a fresh market movement before alerting again.
  • Customizable Risk: Users can adjust the sensitivity of the detection logic via the "Risk" parameter, allowing the tool to be more aggressive or more conservative depending on their trading style.
Price Data Components
Series array that contains open time of each bar
Indicators Used
Larry William percent range indicator
Miscellaneous
Implements a curve of type %1It issuies visual alerts to the screenIt sends emails
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ASCTrend_Sound.mq4 
/*-----------------------------+
|			       |
| Shared by www.Aptrafx.com    |
|			       |
+------------------------------*/

//+-------------------------------------------------------------------+
//|                                     ASCTrendExpert snd e-mail.mq4 |
//|                       Copyright © 2004, MetaQuotes Software Corp. |
//|                                         http://www.metaquotes.net |
//|                                Made/Modified by Alejandro Galindo |
//|                                                                   |
//|                                            You are free to use it |
//|                                                                   |
//|       If you want and if this work/modification is helpful to you |
//|                      send me a PayPal donation to ag@elcactus.com |
//|                                         any help is apreciated :) |
//|                                                           Thanks. |
//+-------------------------------------------------------------------+
//| Original Version ASCTrend1sig_noSound.mq4 
//| Ramdass - Conversion only
//+------------------------------------------------------------------+

#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Magenta
#property indicator_color2 Aqua

//---- input parameters
extern int RISK=3;
extern int CountBars=300;
extern int SoundON=1;
extern int EmailON=0;
  

//---- buffers
double val1[];
double val2[];
int flagval1 = 0;
int flagval2 = 0;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicator line
   IndicatorBuffers(2);
   SetIndexStyle(0,DRAW_ARROW);
   SetIndexArrow(0,234);
   SetIndexStyle(1,DRAW_ARROW);
   SetIndexArrow(1,233);
   SetIndexBuffer(0,val1);
   SetIndexBuffer(1,val2);
   GlobalVariableSet("AlertTime"+Symbol()+Period(),CurTime());
   GlobalVariableSet("SignalType"+Symbol()+Period(),OP_SELLSTOP);
//----
   return(0);
  }
  
int deinit()
{
   GlobalVariableDel("AlertTime"+Symbol()+Period());
   GlobalVariableDel("SignalType"+Symbol()+Period());
   return(0);
}
  
//+------------------------------------------------------------------+
//| ASCTrend1sig                                                     |
//+------------------------------------------------------------------+
int start()
  {
   if (CountBars>=1000) CountBars=950;
   SetIndexDrawBegin(0,Bars-CountBars+11+1);
   SetIndexDrawBegin(1,Bars-CountBars+11+1);
   int i,shift,counted_bars=IndicatorCounted();
   int Counter,i1,value10,value11;
   double value1,x1,x2;
   double value2,value3;
   double TrueCount,Range,AvgRange,MRO1,MRO2;
   double Table_value2[1000];
   double tmp=0;

   value10=3+RISK*2;
   x1=67+RISK;
   x2=33-RISK;
   value11=value10;
//----
   if(Bars<=11+1) return(0);
//---- initial zero
   if(counted_bars<11+1)
   {
      for(i=1;i<=0;i++) val1[CountBars-i]=0.0;
      for(i=1;i<=0;i++) val2[CountBars-i]=0.0;
   }
//----
   shift=CountBars-11-1;
   while(shift>=0)
     {
     
   Counter=shift;
	Range=0.0;
	AvgRange=0.0;
	for (Counter=shift; Counter<=shift+9; Counter++) AvgRange=AvgRange+MathAbs(High[Counter]-Low[Counter]);
		
	Range=AvgRange/10;
	Counter=shift;
	TrueCount=0;
	while (Counter<shift+9 && TrueCount<1)
		{if (MathAbs(Open[Counter]-Close[Counter+1])>=Range*2.0) TrueCount=TrueCount+1;
		Counter=Counter+1;
		}
	if (TrueCount>=1) {MRO1=Counter;} else {MRO1=-1;}
	Counter=shift;
	TrueCount=0;
	while (Counter<shift+6 && TrueCount<1)
		{if (MathAbs(Close[Counter+3]-Close[Counter])>=Range*4.6) TrueCount=TrueCount+1;
		Counter=Counter+1;
		}
	if (TrueCount>=1) {MRO2=Counter;} else {MRO2=-1;}
	if (MRO1>-1) {value11=3;} else {value11=value10;}
	if (MRO2>-1) {value11=4;} else {value11=value10;}
	value2=100-MathAbs(iWPR(NULL,0,value11,shift)); // PercentR(value11=9)
	Table_value2[shift]=value2;
	val1[shift]=0;
	val2[shift]=0;
	value3=0;
	if (value2<x2)
		{i1=1;
		while (Table_value2[shift+i1]>=x2 && Table_value2[shift+i1]<=x1){i1++;}
		if (Table_value2[shift+i1]>x1) 
			{
			value3=High[shift]+Range*0.5;
		   if (shift == 1 && flagval1==0){  flagval1=1; flagval2=0; }
			val1[shift]=value3;			
			} 
		}
	if (value2>x1)
		{i1=1;
		while (Table_value2[shift+i1]>=x2 && Table_value2[shift+i1]<=x1){i1++;}
		if (Table_value2[shift+i1]<x2) 
			{
			value3=Low[shift]-Range*0.5;
			if (shift == 1 && flagval2==0) { flagval2=1; flagval1=0; }
			val2[shift]=value3;			
			}
		}
      
      shift--;
     }

   if (flagval1==1 && CurTime() > GlobalVariableGet("AlertTime"+Symbol()+Period()) && GlobalVariableGet("SignalType"+Symbol()+Period())!=OP_BUY) {
      if (SoundON==1) Alert("SELL signal at Ask=",Ask,", Bid=",Bid,", Date=",TimeToStr(CurTime(),TIME_DATE)," ",TimeHour(CurTime()),":",TimeMinute(CurTime())," Symbol=",Symbol()," Period=",Period());
      if (EmailON==1) SendMail("SELL signal alert","SELL signal at Ask="+DoubleToStr(Ask,4)+", Bid="+DoubleToStr(Bid,4)+", Date="+TimeToStr(CurTime(),TIME_DATE)+" "+TimeHour(CurTime())+":"+TimeMinute(CurTime())+" Symbol="+Symbol()+" Period="+Period());
      tmp = CurTime() + (Period()-MathMod(Minute(),Period()))*60;
      GlobalVariableSet("AlertTime"+Symbol()+Period(),tmp);
      GlobalVariableSet("SignalType"+Symbol()+Period(),OP_BUY);
   }
   
   if (flagval2==1 && CurTime() > GlobalVariableGet("AlertTime"+Symbol()+Period()) && GlobalVariableGet("SignalType"+Symbol()+Period())!=OP_SELL) {
      if (SoundON==1) Alert("BUY signal at Ask=",Ask,", Bid=",Bid,", Time=",TimeToStr(CurTime(),TIME_DATE)," ",TimeHour(CurTime()),":",TimeMinute(CurTime())," Symbol=",Symbol()," Period=",Period());
      if (EmailON==1) SendMail("BUY signal alert","BUY signal at Ask="+DoubleToStr(Ask,4)+", Bid="+DoubleToStr(Bid,4)+", Date="+TimeToStr(CurTime(),TIME_DATE)+" "+TimeHour(CurTime())+":"+TimeMinute(CurTime())+" Symbol="+Symbol()+" Period="+Period());
      tmp = CurTime() + (Period()-MathMod(Minute(),Period()))*60;
      GlobalVariableSet("AlertTime"+Symbol()+Period(),tmp);
      GlobalVariableSet("SignalType"+Symbol()+Period(),OP_SELL);
   }

   return(0);
  }
//+------------------------------------------------------------------+

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