//+------------------------------------------------------------------+
//| Custom 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 Blue //Upperband
#property indicator_color2 Red //Lowerband
#property indicator_color3 Lime //bbMacd up
#property indicator_color4 Magenta //bbMacd up
//
//
//
//
//---- indicator parameters
extern int FastLen = 12;
extern int SlowLen = 26;
extern int Length = 10;
extern double StDv = 2.5;
extern int barsToCalculate = 300;
extern bool drawDots = True;
extern bool fillGaps = True;
//
//
//
//
//---- indicator buffers
double ExtMapBuffer1[]; // bbMacd
double ExtMapBuffer2[]; // bbMacd
double ExtMapBuffer3[]; // Upperband Line
double ExtMapBuffer4[]; // Lowerband Line
double bbMacd[];
double trend[];
//
//
//
//
//
double sDev;
datetime lastBarTime;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
SetIndexBuffer(2, ExtMapBuffer1); // bbMacd line
SetIndexBuffer(3, ExtMapBuffer2); // bbMacd line
if (drawDots)
{
SetIndexStyle(2, DRAW_ARROW);
SetIndexArrow(2, 108);
SetIndexStyle(3, DRAW_ARROW);
SetIndexArrow(3, 108);
}
else
{
SetIndexStyle(2, DRAW_LINE);
SetIndexStyle(3, DRAW_LINE);
}
SetIndexBuffer(0, ExtMapBuffer3); // Upperband line
SetIndexBuffer(1, ExtMapBuffer4); // Lowerband line
//
//
//
//
//
lastBarTime = EMPTY_VALUE;
barsToCalculate = MathMax(barsToCalculate,150);
ArrayResize(bbMacd ,barsToCalculate);
ArrayResize(trend ,barsToCalculate);
ArraySetAsSeries(bbMacd,true);
ArraySetAsSeries(trend ,true);
//
//
//
//
//
IndicatorShortName("BB MACD (" + FastLen + "," + SlowLen + "," + Length+")");
SetIndexLabel(0, "Upperband");
SetIndexLabel(1, "Lowerband");
SetIndexLabel(2, "upTrend");
SetIndexLabel(3, "downTrend");
SetIndexDrawBegin(0,barsToCalculate-1);
SetIndexDrawBegin(1,barsToCalculate-1);
SetIndexDrawBegin(2,barsToCalculate-1);
SetIndexDrawBegin(3,barsToCalculate-1);
return(0);
}
//+------------------------------------------------------------------+
//| Custor indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
return(0);
}
//+------------------------------------------------------------------+
//| Custom BB_MACD |
//+------------------------------------------------------------------+
int start()
{
double avg;
int limit;
int counted_bars = IndicatorCounted();
if(counted_bars < 0) return(-1);
if(counted_bars > 0) counted_bars--;
if(lastBarTime != iTime(NULL,0,0))
{
limit = barsToCalculate;
lastBarTime = iTime(NULL,0,0);
}
else limit = MathMin(Bars - counted_bars,barsToCalculate);
//
//
//
//
//
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 = limit; i > 0 ; i--)
{
avg = iMAOnArray(bbMacd, 0, Length, 0, MODE_EMA, i);
sDev = iStdDevOnArray(bbMacd, 0, Length, MODE_EMA, 0, i);
ExtMapBuffer1[i] = bbMacd[i];
ExtMapBuffer2[i] = bbMacd[i];
ExtMapBuffer3[i] = avg + (StDv * sDev);
ExtMapBuffer4[i] = avg - (StDv * sDev);
trend[i] = trend[i+1];
if (bbMacd[i]> bbMacd[i+1]) trend[i] = 1;
if (bbMacd[i]< bbMacd[i+1]) trend[i] =-1;
//
//
//
//
//
if (!drawDots && fillGaps)
{
if (trend[i]>0)
{
ExtMapBuffer2[i] = EMPTY_VALUE;
if (trend[i+1]<0) ExtMapBuffer1[i+1] = bbMacd[i+1];
}
if (trend[i]<0)
{
ExtMapBuffer1[i] = EMPTY_VALUE;
if (trend[i+1]>0) ExtMapBuffer2[i+1] = bbMacd[i+1];
}
}
else
{
if(trend[i] > 0) ExtMapBuffer2[i] = EMPTY_VALUE;
if(trend[i] < 0) ExtMapBuffer1[i] = EMPTY_VALUE;
}
//----
//----
}
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: