指标2-3色MACD

property indicator_separate_window
property indicator_buffers 5
property indicator_color1 Blue
property indicator_color2 Magenta
property indicator_color3 Gray
property indicator_color4 LimeGreen
property indicator_color5 DarkSlateBlue
//---- indicator parameters
extern int FastEMA=12;
extern int SlowEMA=26;
extern int SignalSMA=9;
extern int CountBars=300;
extern int Line=3;
extern double Zero_level=0.0;
//---- indicator buffers
double ind_buffer1[];
double ind_buffer2[];
double ind_buffer3[];
double ind_buffer4[];
double ind_buffer5[];
double ind_buffer6[];
double minuse;
double Vol;
double Zml;
double Color1;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- indicator buffers mapping
IndicatorBuffers(6);
if(!SetIndexBuffer(0,ind_buffer1) &&
!SetIndexBuffer(1,ind_buffer2) &&
!SetIndexBuffer(2,ind_buffer3) &&
!SetIndexBuffer(3,ind_buffer4) &&
!SetIndexBuffer(4,ind_buffer5) &&
!SetIndexBuffer(5,ind_buffer6))
Print("cannot set indicator buffers!");
//---- drawing settings
Color1= C'128,0,255';
SetIndexStyle(0,DRAW_HISTOGRAM, STYLE_SOLID, Line, Color1);
SetIndexStyle(1,DRAW_HISTOGRAM, STYLE_SOLID, Line);
SetIndexStyle(2,DRAW_HISTOGRAM, STYLE_SOLID, Line);
SetIndexStyle(3,DRAW_LINE, STYLE_DASHDOTDOT,1);
SetIndexStyle(4,DRAW_LINE, STYLE_DASHDOTDOT,1);
SetIndexDrawBegin(0,Bars-CountBars);
SetIndexDrawBegin(1,Bars-CountBars);
SetIndexDrawBegin(2,Bars-CountBars);
SetIndexDrawBegin(3,Bars-CountBars+SignalSMA);
SetIndexDrawBegin(4,Bars-CountBars-100);
SetIndexShift(4,100);
IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS)+1);
//---- name for DataWindow and indicator subwindow label
IndicatorShortName("MACD("+FastEMA+","+SlowEMA+","+SignalSMA+")");
SetIndexLabel(0,"MACD+");
SetIndexLabel(1,"MACD-");
SetIndexLabel(2,"MACD0");
SetIndexLabel(3,"Signal");
SetIndexLabel(4,"Zero");
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| Moving Averages Convergence/Divergence |
//+------------------------------------------------------------------+
int start()
{
//---- drawing settings
SetIndexStyle(0,DRAW_HISTOGRAM, STYLE_SOLID,Line);
SetIndexStyle(1,DRAW_HISTOGRAM, STYLE_SOLID,Line);
SetIndexStyle(2,DRAW_HISTOGRAM, STYLE_SOLID,Line);
SetIndexStyle(3,DRAW_LINE, STYLE_DASHDOTDOT,1);
SetIndexStyle(4,DRAW_LINE, STYLE_DASHDOTDOT,1);
int limit;
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_buffer6[i]=iMA(NULL,0,FastEMA,0,MODE_EMA,PRICE_CLOSE,i)-iMA(NULL,0,SlowEMA,0,MODE_EMA,PRICE_CLOSE,i);
//---- Three Colour MACD mapping
for(i=0; i<limit; i++)
{
ind_buffer5[i]=Zero_level;
Vol = ind_buffer6[i]; minuse = Vol - ind_buffer6[i+1]; if(minuse>0.0){ind_buffer1[i]=Vol; ind_buffer2[i]=0.0; ind_buffer3[i]=0.0;} else {if(minuse<0.0){ind_buffer1[i]=0.0; ind_buffer2[i]=Vol; ind_buffer3[i]=0.0;} else {ind_buffer1[i]=0.0; ind_buffer2[i]=0.0; ind_buffer3[i]=Vol;}}
//----
}
//---- signal line counted in the 2-nd buffer
for(i=0; i<limit; i++)
ind_buffer4[i]=iMAOnArray(ind_buffer6,Bars,SignalSMA,0,MODE_SMA,i);
//---- done
return(0);
}