//+------------------------------------------------------------------+
//| ROC_MA.mq4 |
//| Copyright © 2007, MetaQuotes Software Corp. |
//| Hartono Setiono |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
#property indicator_separate_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_color2 Lime
//---- input parameters
extern int MATimeFrame=0;
extern int MAPeriod=7;
extern int MAMethod=MODE_SMA;
extern int MAAppliedPrice=PRICE_CLOSE;
extern int ROCPeriod=14;
extern int ROCMethod=MODE_SMA;
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicators
SetIndexStyle(0,DRAW_LINE);
SetIndexBuffer(0,ExtMapBuffer1);
SetIndexStyle(1,DRAW_HISTOGRAM);
SetIndexBuffer(1,ExtMapBuffer2);
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int limit,ExtCountedBars=IndicatorCounted();
if (ExtCountedBars<0) return(-1);
if (ExtCountedBars>0) ExtCountedBars--;
int pos=Bars-ExtCountedBars-1;
if(pos<MAPeriod) pos=MAPeriod;
limit=pos;
//if(ExtCountedBars<1)
for(int i=1;i<MAPeriod;i++,pos--) {ExtMapBuffer1[pos]=0; ExtMapBuffer2[pos]=0;}
while(pos>=0)
{
double maVal=iMA(NULL,MATimeFrame,MAPeriod,0,MAMethod,MAAppliedPrice,pos);
ExtMapBuffer1[pos]=(Close[pos] - maVal)/Point;
pos--;
}
for(i=limit; i>0; i--)
{
ExtMapBuffer2[i]=iMAOnArray(ExtMapBuffer1,0,ROCPeriod,0,ROCMethod,i);
}
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains close prices for each bar
Indicator Curves created:
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: