//+------------------------------------------------------------------+
//| bias.mq4 |
//| Copyright ?2008, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright ?2008, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 SlateGray
#property indicator_width1 2
//---- input parameters
extern int MAPeriod=9;
extern bool drawHisto = true; //histi/line switch
//---- buffers
double ind_buffer[];
double BiasBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(2);
SetIndexBuffer(0, BiasBuffer);
SetIndexBuffer(1, ind_buffer);
//---- indicators
int draw;
if (drawHisto)draw = DRAW_HISTOGRAM; else draw = DRAW_LINE;
SetIndexStyle(0,draw);
SetIndexBuffer(0,BiasBuffer);
//---- name for DataWindow and indicator subwindow label
IndicatorShortName("BIAS ("+MAPeriod+")");
SetIndexLabel(0,"BIAS");
//----
SetIndexDrawBegin(0,MAPeriod);
return(0);
//----
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int counted_bars=IndicatorCounted();
int i;
//----
if(Bars<=MAPeriod) return(0);
//---- initial zero
if(counted_bars<1)
for(i=1;i<=MAPeriod;i++) BiasBuffer[Bars-i]=0.0;
//----
i=Bars-MAPeriod-1;
if(counted_bars>=MAPeriod) i=Bars-counted_bars-1;
while(i>=0)
{ind_buffer[i]=iMA(NULL,0,MAPeriod,0,MODE_EMA,PRICE_CLOSE,i);
BiasBuffer[i]=(Close[i]-ind_buffer[i])/Close[i];
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
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: