请教高手
这是MT4.0里的编程,怎么能把它变成三根线,不知道这个编程对不对呀,,//+------------------------------------------------------------------+
//| BIAS.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_separate_window
#property indicator_buffers 1
#property indicator_color1 Silver
//---- input parameters
extern int MAPeriod=9;
//---- buffers
double ind_buffer[];
double BiasBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
IndicatorBuffers(2);
SetIndexBuffer(0, BiasBuffer);
SetIndexBuffer(1, ind_buffer);
//---- indicators
SetIndexStyle(0,DRAW_LINE);
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=0.0;
//----
i=Bars-MAPeriod-1;
if(counted_bars>=MAPeriod) i=Bars-counted_bars-1;
while(i>=0)
{ind_buffer=iMA(NULL,0,MAPeriod,0,MODE_SMA,PRICE_CLOSE,i);
BiasBuffer=(Close-ind_buffer)/ind_buffer;
i--;
}
//----
return(0);
}
//+------------------------------------------------------------------+
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