//+------------------------------------------------------------------+
//| sFractals.mq4 |
//| Copyright © 2005, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
//----
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_color2 Blue
//---- buffers
double ExtUpFractalsBuffer[];
double ExtDownFractalsBuffer[];
// Íîìåð áàðà, ïî êîòîðîìó áóäåò èñêàòüñÿ ñèãíàë
#define SIGNAL_BAR 2
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicator buffers mapping
SetIndexBuffer(0, ExtUpFractalsBuffer);
SetIndexBuffer(1, ExtDownFractalsBuffer);
//---- drawing settings
SetIndexStyle(0, DRAW_ARROW);
SetIndexArrow(0, 119);
SetIndexStyle(1, DRAW_ARROW);
SetIndexArrow(1, 119);
//----
SetIndexEmptyValue(0, 0.0);
SetIndexEmptyValue(1, 0.0);
//---- name for DataWindow
SetIndexLabel(0, "sFractal Up");
SetIndexLabel(1, "sFractal Down");
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int i, nCountedBars;
bool bFound;
double dCurrent;
nCountedBars = IndicatorCounted();
//---- last counted bar will be recounted
if(nCountedBars <= 2)
i = Bars - nCountedBars - 3;
if(nCountedBars > 2)
{
nCountedBars--;
i = Bars - nCountedBars - 1;
}
//----Up and Down Fractals
while(i >= 2)
{
//----Fractals up
bFound = false;
dCurrent = High[i];
if(dCurrent > High[i+1] && dCurrent > High[i+2] && dCurrent > High[i-1] &&
dCurrent > High[i-2])
{
bFound = true;
ExtUpFractalsBuffer[i] = dCurrent;
}
//----6 bars Fractal
if(!bFound && (Bars - i - 1) >= 3)
{
if(dCurrent == High[i+1] && dCurrent > High[i+2] && dCurrent > High[i+3] &&
dCurrent > High[i-1] && dCurrent > High[i-2])
{
bFound = true;
ExtUpFractalsBuffer[i] = dCurrent;
}
}
//----7 bars Fractal
if(!bFound && (Bars - i - 1) >= 4)
{
if(dCurrent >= High[i+1] && dCurrent == High[i+2] && dCurrent > High[i+3] &&
dCurrent > High[i+4] && dCurrent > High[i-1] && dCurrent > High[i-2])
{
bFound = true;
ExtUpFractalsBuffer[i] = dCurrent;
}
}
//----8 bars Fractal
if(!bFound && (Bars - i - 1) >= 5)
{
if(dCurrent >= High[i+1] && dCurrent == High[i+2] && dCurrent == High[i+3] &&
dCurrent > High[i+4] && dCurrent > High[i+5] && dCurrent > High[i-1] &&
dCurrent > High[i-2])
{
bFound = true;
ExtUpFractalsBuffer[i] = dCurrent;
}
}
//----9 bars Fractal
if(!bFound && (Bars - i - 1) >= 6)
{
if(dCurrent >= High[i+1] && dCurrent == High[i+2] && dCurrent >= High[i+3] &&
dCurrent == High[i+4] && dCurrent > High[i+5] && dCurrent > High[i+6] &&
dCurrent > High[i-1] && dCurrent > High[i-2])
{
bFound = true;
ExtUpFractalsBuffer[i] = dCurrent;
}
}
//----Fractals down
bFound = false;
dCurrent = Low[i];
if(dCurrent < Low[i+1] && dCurrent < Low[i+2] && dCurrent < Low[i-1] &&
dCurrent < Low[i-2])
{
bFound = true;
ExtDownFractalsBuffer[i] = dCurrent;
}
//----6 bars Fractal
if(!bFound && (Bars - i - 1) >= 3)
{
if(dCurrent == Low[i+1] && dCurrent < Low[i+2] && dCurrent < Low[i+3] &&
dCurrent < Low[i-1] && dCurrent < Low[i-2])
{
bFound = true;
ExtDownFractalsBuffer[i] = dCurrent;
}
}
//----7 bars Fractal
if(!bFound && (Bars - i - 1) >= 4)
{
if(dCurrent <= Low[i+1] && dCurrent == Low[i+2] && dCurrent < Low[i+3] &&
dCurrent < Low[i+4] &&
dCurrent < Low[i-1] && dCurrent < Low[i-2])
{
bFound = true;
ExtDownFractalsBuffer[i] = dCurrent;
}
}
//----8 bars Fractal
if(!bFound && (Bars - i - 1) >= 5)
{
if(dCurrent <= Low[i+1] && dCurrent == Low[i+2] && dCurrent==Low[i+3] &&
dCurrent < Low[i+4] && dCurrent < Low[i+5] && dCurrent < Low[i-1] &&
dCurrent < Low[i-2])
{
bFound = true;
ExtDownFractalsBuffer[i] = dCurrent;
}
}
//----9 bars Fractal
if(!bFound && (Bars - i- 1) >= 6)
{
if(dCurrent <= Low[i+1] && dCurrent == Low[i+2] && dCurrent <= Low[i+3] &&
dCurrent == Low[i+4] && dCurrent < Low[i+5] && dCurrent < Low[i+6] &&
dCurrent < Low[i-1] && dCurrent < Low[i-2])
{
bFound = true;
ExtDownFractalsBuffer[i] = dCurrent;
}
}
i--;
}
// Ñòàòè÷åñêèå ïåðåìåííûå, â êîòîðûõ õðàíÿòñÿ âðåìÿ ïîñëåäíåãî áàðà è íàïðàâëåíèå
// ïîñëåäíåãî ñèãíàëà
static int PrevSignal = 0, PrevTime = 0;
// Åñëè áàðîì äëÿ àíàëèçà âûáðàí íå 0-é, íàì íåò ñìûñëà ïðîâåðÿòü ñèãíàë íåñêîëüêî ðàç.
// Åñëè íå íà÷àëñÿ íîâûé áàð, âûõîäèì.
if(SIGNAL_BAR > 0 && Time[0] <= PrevTime)
return(0);
// Îòìå÷àåì, ÷òî ýòîò áàð ïðîâåðåí
PrevTime = Time[0];
// Åñëè ïðåäûäóùèé ñèãíàë áûë ÑÅËË èëè ýòî ïåðâûé çàïóñê (PrevSignal=0)
if(PrevSignal <= 0)
{
if(ExtDownFractalsBuffer[SIGNAL_BAR] > 0)
{
PrevSignal = 1;
Alert("sFractals (", Symbol(), ", ", Period(), ") - BUY!!!");
}
}
if(PrevSignal >= 0)
{
if(ExtUpFractalsBuffer[SIGNAL_BAR] > 0)
{
PrevSignal = -1;
Alert("sFractals (", Symbol(), ", ", Period(), ") - SELL!!!");
}
}
//----
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Series array that contains open time of each bar
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Indicators Used:
Custom Indicators Used:
Order Management characteristics:
Other Features:
It issuies visual alerts to the screen