MACD:双色、双线、报警的MT指标。
[upload=gif]UploadFile/2008-1/2008125140323582.gif[/upload]
//+------------------------------------------------------------------+
//| MACD_ColorHist_Alert.mq4 |
//| Copyright ?2006, Robert Hill |
//| |
//+------------------------------------------------------------------+
#property copyright "Copyright ?2006, Robert Hill"
//---- indicator settings
#property indicator_separate_window
#property indicator_buffers 4
#property indicator_color1 Aqua
#property indicator_color2 Red
#property indicator_color3 Green
#property indicator_color4 Red
//---- indicator parameters
extern bool SoundON=true;
extern bool EmailON=false;
extern int FastEMA=12;
extern int SlowEMA=26;
extern int SignalSMA=9;
//---- indicator buffers
double ind_buffer1[];
double ind_buffer2[];
double HistogramBufferUp[];
double HistogramBufferDown[];
int flagval1 = 0;
int flagval2 = 0;
//---- variables
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- drawing settings
// IndicatorBuffers(3);
IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+1);
SetIndexStyle(0,DRAW_LINE,STYLE_SOLID);
SetIndexBuffer(0,ind_buffer1);
SetIndexDrawBegin(0,SlowEMA);
SetIndexStyle(1,DRAW_LINE,STYLE_DOT);
SetIndexBuffer(1,ind_buffer2);
SetIndexDrawBegin(1,SignalSMA);
SetIndexStyle(2,DRAW_HISTOGRAM,STYLE_SOLID);
SetIndexBuffer(2,HistogramBufferUp);
SetIndexStyle(3,DRAW_HISTOGRAM,STYLE_SOLID);
SetIndexBuffer(3,HistogramBufferDown);
// SetIndexDrawBegin(2,SlowEMA + SignalSMA);
//---- name for DataWindow and indicator subwindow label
IndicatorShortName("MACD("+FastEMA+","+SlowEMA+","+SignalSMA+")");
SetIndexLabel(0,"MACD");
SetIndexLabel(1,"Signal");
SetIndexLabel(2,"Histogram");
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| Moving Averages Convergence/Divergence |
//+------------------------------------------------------------------+
int start()
{
int limit;
double temp;
int counted_bars=IndicatorCounted();
//---- check for possible errors
if(counted_bars<0) return(-1);
//---- last counted bar will be recounted
if(counted_bars>0) counted_bars--;
limit=Bars-counted_bars;
//---- macd counted in the 1-st buffer
for(int i=0; i<limit; i++)
ind_buffer1=iMA(NULL,0,FastEMA,0,MODE_EMA,PRICE_CLOSE,i)-iMA(NULL,0,SlowEMA,0,MODE_EMA,PRICE_CLOSE,i);
//---- signal line counted in the 2-nd buffer
for(i=0; i<limit; i++)
ind_buffer2=iMAOnArray(ind_buffer1,Bars,SignalSMA,0,MODE_SMA,i);
// ind_buffer2 = alpha*ind_buffer1 + alpha_1*ind_buffer2[i+1];
for(i=0; i<limit; i++)
{
HistogramBufferUp = 0;
HistogramBufferDown = 0;
temp = ind_buffer1 - ind_buffer2;
if (temp >= 0)
HistogramBufferUp = temp;
else
HistogramBufferDown = temp;
if (i == 1)
{
if (HistogramBufferUp > 0 && HistogramBufferDown[i + 1] < 0)
// if (HistogramBufferUp > HistogramBufferUp[i + 1])
{
// Cross up
if (flagval1==0)
{
flagval1=1;
flagval2=0;
if (SoundON) Alert("MACD Crossed up","\n Time=",TimeToStr(CurTime(),TIME_DATE)," ",TimeHour(CurTime()),":",TimeMinute(CurTime()),"\n Symbol=",Symbol()," Period=",Period());
if (EmailON) SendMail("MACD Crossed up", "MACD Crossed up, Date="+TimeToStr(CurTime(),TIME_DATE)+" "+TimeHour(CurTime())+":"+TimeMinute(CurTime())+" Symbol="+Symbol()+" Period="+Period());
}
}
else if (HistogramBufferDown < 0 && HistogramBufferUp[i + 1] > 0)
// else if (HistogramBufferUp < HistogramBufferUp[i + 1] )
{
// Cross down
if (flagval2==0)
{
flagval2=1;
flagval1=0;
if (SoundON) Alert("MACD Crossed down","\n Date=",TimeToStr(CurTime(),TIME_DATE)," ",TimeHour(CurTime()),":",TimeMinute(CurTime()),"\n Symbol=",Symbol()," Period=",Period());
if (EmailON) SendMail("MACD Crossed down","MACD Crossed Down, Date="+TimeToStr(CurTime(),TIME_DATE)+" "+TimeHour(CurTime())+":"+TimeMinute(CurTime())+" Symbol="+Symbol()+" Period="+Period());
}
}
}
}
//---- done
return(0);
}