//+------------------------------------------------------------------+
//| VolumeAverage_v1.mq4 |
//| Copyright © 2007, TrendLaboratory Ltd. |
//| http://finance.groups.yahoo.com/group/TrendLaboratory |
//| E-mail: igorad2003@yahoo.co.uk |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, TrendLaboratory Ltd."
#property link "http://finance.groups.yahoo.com/group/TrendLaboratory"
//---- indicator settings
#property indicator_separate_window
#property indicator_minimum 0
#property indicator_buffers 6
#property indicator_color1 Black
#property indicator_color2 LightBlue
#property indicator_color3 YellowGreen
#property indicator_color4 Orange
#property indicator_color5 Green
#property indicator_color6 Red
#property indicator_width2 1
#property indicator_width3 2
#property indicator_width4 2
#property indicator_width5 2
#property indicator_width6 2
extern int MA_Length = 50; // Average Period
extern int BreakoutPcnt = 50; // Percent of Breakout
extern int MA_Mode = 1; // Mode of Moving Average
//---- indicator buffers
double Volumes[];
double AvgVolumes[];
double UpBuffer[];
double DnBuffer[];
double UpBrk[];
double DnBrk[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicator buffers mapping
SetIndexBuffer(0,Volumes);
SetIndexBuffer(1,AvgVolumes);
SetIndexBuffer(2,UpBuffer);
SetIndexBuffer(3,DnBuffer);
SetIndexBuffer(4,UpBrk);
SetIndexBuffer(5,DnBrk);
//---- drawing settings
SetIndexStyle(0,DRAW_NONE);
SetIndexStyle(1,DRAW_LINE);
SetIndexStyle(2,DRAW_HISTOGRAM);
SetIndexStyle(3,DRAW_HISTOGRAM);
SetIndexStyle(4,DRAW_HISTOGRAM);
SetIndexStyle(5,DRAW_HISTOGRAM);
//---- sets default precision format for indicators visualization
IndicatorDigits(0);
//---- name for DataWindow and indicator subwindow label
IndicatorShortName("Volume Average("+MA_Length+","+BreakoutPcnt+","+MA_Mode+")");
SetIndexLabel(0,"Volumes");
SetIndexLabel(1,"AvgVolumes");
SetIndexLabel(2,NULL);
SetIndexLabel(3,NULL);
SetIndexLabel(4,NULL);
SetIndexLabel(5,NULL);
//---- sets drawing line empty value
SetIndexEmptyValue(1,0.0);
SetIndexEmptyValue(2,0.0);
SetIndexEmptyValue(3,0.0);
SetIndexEmptyValue(4,0.0);
SetIndexEmptyValue(5,0.0);
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| Volumes |
//+------------------------------------------------------------------+
int start()
{
int i,nLimit,nCountedBars;
//---- bars count that does not changed after last indicator launch.
nCountedBars=IndicatorCounted();
//---- last counted bar will be recounted
if(nCountedBars>0) nCountedBars--;
nLimit=Bars-nCountedBars;
//----
for(i=0; i<nLimit; i++) Volumes[i] = Volume[i];
for(i=0; i<nLimit; i++)
{
AvgVolumes[i] = iMAOnArray(Volumes,0,MA_Length,0,MA_Mode,i);
if(i==Bars-1 || (Close[i] >= Close[i+1]))
{
UpBuffer[i] = Volumes[i];
if(Volumes[i] > AvgVolumes[i]*(1 + BreakoutPcnt*0.01))
{UpBrk[i] = Volumes[i]; UpBuffer[i] = 0;} else UpBrk[i] = 0;
DnBuffer[i] = 0.0;
DnBrk[i] = 0.0;
}
else
if(Close[i] < Close[i+1])
{
DnBuffer[i] = Volumes[i];
if(Volumes[i] > AvgVolumes[i]*(1 + BreakoutPcnt*0.01))
{DnBrk[i] = Volumes[i]; DnBuffer[i] = 0;} else DnBrk[i] = 0;
UpBuffer[i] = 0.0;
UpBrk[i] = 0.0;
}
}
//---- done
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains tick volumes of each bar
Series array that contains close prices for each bar
Indicator Curves created:
Implements a curve of type DRAW_NONE
Implements a curve of type DRAW_LINE
Implements a curve of type DRAW_HISTOGRAM
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: