//+------------------------------------------------------------------+
//| ZigZag Pointer.mq4 |
//| zigzag modified by Dr. Gaines |
//| neamtu_victor@yahoo.com |
//| neamtu victor |
//+------------------------------------------------------------------+
#property copyright "neamtu victor"
#property link "neamtu_victor@yahoo.com"
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_color1 Lime
#property indicator_width1 1
#property indicator_color2 Red
#property indicator_width2 1
//---- indicator parameters
extern string _ = "parameters";
extern double Percent = 0.04;
extern string TimeFrame = "Current time frame";
//---- indicator buffers
double buyArrowsBuffer[];
double sellArrowsBuffer[];
double values[];
//
//
//
//
//
int timeFrame;
string indicatorFileName;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(3);
//---- drawing settings
SetIndexStyle(0,DRAW_ARROW);
SetIndexArrow(0, 159);//233
SetIndexStyle(1,DRAW_ARROW);
SetIndexArrow(1, 159);//234
//---- indicator buffers mapping
SetIndexBuffer(0,buyArrowsBuffer);
SetIndexBuffer(1,sellArrowsBuffer);
SetIndexBuffer(2,values);
SetIndexEmptyValue(0,0.0);
IndicatorShortName("Percentual ZigZag("+Percent+")");
if (_=="calculating") return(0);
//
//
//
//
timeFrame = stringToTimeFrame(TimeFrame);
indicatorFileName = WindowExpertName();
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
double barPrice(int shift){
double auxPrice=0;
auxPrice=(iOpen(Symbol(),0,shift)+iClose(Symbol(),0,shift)+iLow(Symbol(),0,shift)+iHigh(Symbol(),0,shift))/4;
return(auxPrice);
}
int start()
{
int counted_bars=IndicatorCounted();
int shift,limit;
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
limit = Bars-counted_bars;
/*
int counted_bars=IndicatorCounted();
if(counted_bars<0)
return(-1);
int limit=Bars-counted_bars-1;
*/
if (_=="calculating")
{
//
//
//
//
//
for(shift=limit; shift>=0; shift--)
{
double value = values[shift+1];
if (shift >= (Bars-2)) value=barPrice(shift);
else
{
//Print(" barPrice: ", barPrice(shift), " value+p.. ", value );
double upValue = value + (Percent/100.0)*value;
double dnValue = value - (Percent/100.0)*value;
if (barPrice(shift) > upValue)
{
buyArrowsBuffer[shift]=iLow(Symbol(),0,shift)-iATR(NULL,0,20,shift)/2.0;
sellArrowsBuffer[shift]=0;
value=upValue;
//Print("Bars ",Bars, " Shift ",shift," barPrice: ", value);
}
if (barPrice(shift) < dnValue)
{
sellArrowsBuffer[shift]=iHigh(Symbol(),0,shift)+iATR(NULL,0,20,shift)/2.0;
buyArrowsBuffer[shift]=0;
value=dnValue;
//Print("Bars ",Bars, " Shift ",shift," barPrice: ", value);
}
}
values[shift]=value;
}
return(0);
}
//
//
//
//
//
if (timeFrame!=0) limit = MathMax(limit,timeFrame/Period());
for(shift=limit; shift>=0; shift--)
{
int y = iBarShift(NULL,timeFrame,Time[shift]);
buyArrowsBuffer[shift] = iCustom(NULL,timeFrame,indicatorFileName,"calculating",Percent,0,y);
sellArrowsBuffer[shift] = iCustom(NULL,timeFrame,indicatorFileName,"calculating",Percent,1,y);
}
}
//
//
//
//
//
int stringToTimeFrame(string tfs)
{
for(int l = StringLen(tfs)-1; l >= 0; l--)
{
int char = StringGetChar(tfs,l);
if((char > 96 && char < 123) || (char > 223 && char < 256))
tfs = StringSetChar(tfs, l, char - 32);
else
if(char > -33 && char < 0)
tfs = StringSetChar(tfs, l, char + 224);
}
//
//
//
//
//
int tf=0;
if (tfs=="M1" || tfs=="1") tf=PERIOD_M1;
if (tfs=="M5" || tfs=="5") tf=PERIOD_M5;
if (tfs=="M15"|| tfs=="15") tf=PERIOD_M15;
if (tfs=="M30"|| tfs=="30") tf=PERIOD_M30;
if (tfs=="H1" || tfs=="60") tf=PERIOD_H1;
if (tfs=="H4" || tfs=="240") tf=PERIOD_H4;
if (tfs=="D1" || tfs=="1440") tf=PERIOD_D1;
if (tfs=="W1" || tfs=="10080") tf=PERIOD_W1;
if (tfs=="MN" || tfs=="43200") tf=PERIOD_MN1;
if (tf<Period() && tf!=0) tf=Period();
return(tf);
}
//end//
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 prices of each bar
Series array that contains close prices for each bar
Series array that contains open time of each bar
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Indicators Used:
Indicator of the average true range
Custom Indicators Used:
IndicatorFileName
Order Management characteristics:
Other Features: