//+------------------------------------------------------------------+
//| BB_MACD.mq4 |
//| Copyright © 2005, adoleh2000 |
//| http://www.metaquotes.net/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, adoleh2000"
#property link "http://www.metaquotes.net/"
//---- indicator settings
#property indicator_separate_window
#property indicator_buffers 4
#property indicator_color1 Lime //bbMacd up
#property indicator_color2 Magenta //bbMacd down
#property indicator_color3 Blue //Upperband
#property indicator_color4 Red //Lowerband
//---- indicator parameters
extern int FastLen = 12;
extern int SlowLen = 26;
extern int Length = 10;
extern double StDv = 2.5;
extern int BarsAmount = 200;
//---- indicator buffers
double ExtMapBuffer1[]; // bbMacd up
double ExtMapBuffer2[]; // bbMacd down
double ExtMapBuffer3[]; // Upperband Line
double ExtMapBuffer4[]; // Lowerband Line
//---- buffers
double bbMacd[];
double avg;
double sDev;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- 1 additional buffers are used for counting.
IndicatorBuffers(5);
//---- drawing settings
SetIndexBuffer(0, ExtMapBuffer1); // bbMacd up line
SetIndexStyle(0, DRAW_ARROW);
SetIndexArrow(0, 159);
IndicatorDigits(Digits + 1);
//----
SetIndexBuffer(1, ExtMapBuffer2); // bbMacd down line
SetIndexStyle(1, DRAW_ARROW);
SetIndexArrow(1, 159);
IndicatorDigits(Digits + 1);
//----
SetIndexBuffer(2, ExtMapBuffer3); // Upperband line
SetIndexStyle(2, DRAW_LINE, STYLE_SOLID, 1);
IndicatorDigits(Digits + 1);
//----
SetIndexBuffer(3, ExtMapBuffer4); // Lowerband line
SetIndexStyle(3, DRAW_LINE, STYLE_SOLID, 1);
IndicatorDigits(Digits + 1);
//----
SetIndexBuffer(4, bbMacd);
//---- name for DataWindow and indicator subwindow label
SetIndexLabel(0, "bbMacdUp");
SetIndexLabel(1, "bbMacdDn");
SetIndexLabel(2, "Upperband");
SetIndexLabel(3, "Lowerband");
//----
SetIndexDrawBegin(0, Bars - BarsAmount - 1);
SetIndexDrawBegin(1, Bars - BarsAmount - 1);
SetIndexDrawBegin(2, Bars - BarsAmount - 1);
SetIndexDrawBegin(3, Bars - BarsAmount - 1);
//---- initialization done
return(0);
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom BB_MACD |
//+------------------------------------------------------------------+
int start()
{
int limit;
if(Bars < MathMax(FastLen, MathMax(SlowLen, Length)))
return(-1);
if(Bars < BarsAmount)
BarsAmount = Bars;
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;
//----
for(int i = 0; i < limit; i++)
bbMacd[i] = iMA(NULL, 0, FastLen, 0, MODE_EMA, PRICE_CLOSE, i) -
iMA(NULL, 0, SlowLen, 0, MODE_EMA, PRICE_CLOSE, i);
//----
for(i = 0; i < BarsAmount; i++)
{
avg = iMAOnArray(bbMacd, 0, Length, 0, MODE_EMA, i);
sDev = iStdDevOnArray(bbMacd, 0, Length, 0, MODE_EMA, i);
ExtMapBuffer3[i] = avg + (StDv * sDev); // Upperband
ExtMapBuffer4[i] = avg - (StDv * sDev); // Lowerband
IndicatorShortName("BB MACD("+FastLen+","+SlowLen+")["+Length+"]");
//----
if(bbMacd[i] > bbMacd[i+1])
{
ExtMapBuffer1[i]=bbMacd[i]; // Uptrend bbMacd
ExtMapBuffer2[i] = EMPTY_VALUE;
}
//----
if(bbMacd[i] < bbMacd[i+1])
{
ExtMapBuffer2[i]=bbMacd[i]; // Downtrend bbMacd
ExtMapBuffer1[i] = EMPTY_VALUE;
}
}
//---- done
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Indicator Curves created:
Implements a curve of type DRAW_ARROW
Implements a curve of type DRAW_LINE
Indicators Used:
Moving average indicator
Standard Deviation indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: