//+------------------------------------------------------------------+
//| eSignal.mq4 |
//| Copyright © 2007, Hartono Setiono |
//| http://www.mitrakom.com |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, Hartono Setiono"
#property link "http://www.mitrakom.com"
#property indicator_separate_window
#property indicator_buffers 3
#property indicator_color1 Red
#property indicator_width1 4
#property indicator_color2 Lime
#property indicator_width2 4
#property indicator_color3 Blue
#property indicator_width3 4
//#property indicator_color4 Silver
//#property indicator_width4 1
//---- input parameters
extern int TimeFrame=0;
extern int EMA_Period=13;
extern int MACD_FastPeriod=12;
extern int MACD_SlowPeriod=26;
extern int MACD_SignalPeriod=9;
extern bool UseMT4MACD=false;
extern int DisplayType=1;
extern string N1="DisplayType Setting:";
extern string N2="1:Bar/Histogram Only";
extern string N3="2:Bar as MACD Histogram";
extern string N4="3:Bar as OSMA Histogram";
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double MACDLineBuffer[];
double MACDSignalLineBuffer[];
double MACDHistogramBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
string short_name;
IndicatorBuffers(6);
//---- indicators
SetIndexStyle(0,DRAW_HISTOGRAM);
//SetIndexArrow(0,110);
SetIndexBuffer(0,ExtMapBuffer1);
SetIndexStyle(1,DRAW_HISTOGRAM);
//SetIndexArrow(1,110);
SetIndexBuffer(1,ExtMapBuffer2);
SetIndexStyle(2,DRAW_HISTOGRAM);
//SetIndexArrow(2,110);
SetIndexBuffer(2,ExtMapBuffer3);
/*
if(DisplayType==2)
{
SetIndexStyle(3,DRAW_LINE);
SetIndexBuffer(3,MACDSignalLineBuffer);
}
*/
SetIndexEmptyValue(3,0.0);
SetIndexBuffer(3,MACDSignalLineBuffer);
SetIndexEmptyValue(4,0.0);
SetIndexBuffer(4,MACDLineBuffer);
SetIndexEmptyValue(5,0.0);
SetIndexBuffer(5,MACDHistogramBuffer);
switch(TimeFrame)
{
case 1 : short_name="Period_M1"; break;
case 5 : short_name="Period_M5"; break;
case 15 : short_name="Period_M15"; break;
case 30 : short_name="Period_M30"; break;
case 60 : short_name="Period_H1"; break;
case 240 : short_name="Period_H4"; break;
case 1440 : short_name="Period_D1"; break;
case 10080 : short_name="Period_W1"; break;
case 43200 : short_name="Period_MN1"; break;
default : {short_name="Current Timeframe"; TimeFrame=0;}
}
short_name="Impulse Indicator("+short_name+", "+EMA_Period+":"+MACD_FastPeriod+","+MACD_SlowPeriod+","+MACD_SignalPeriod+")";
IndicatorShortName(short_name);
SetIndexLabel(1,NULL);
SetIndexLabel(2,NULL);
SetIndexLabel(3,NULL);
//SetIndexLabel(4,NULL);
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit()
{
//----
//----
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
int i,limit,y=0,counted_bars=IndicatorCounted();
double ema1, main1, signal1, ema0, main0, signal0, macd1, macd0, main;
double alpha = 2.0 / (MACD_SignalPeriod + 1.0);
double alpha_1 = 1.0 - alpha;
double BarValue;
limit=Bars-counted_bars;
for(i=limit-1; i >= 0; i--)
{
y = iBarShift(NULL,TimeFrame,Time[i]);
ema0=iMA(NULL,TimeFrame,EMA_Period,0,MODE_EMA,PRICE_CLOSE,y);
ema1=iMA(NULL,TimeFrame,EMA_Period,0,MODE_EMA,PRICE_CLOSE,y+1);
if(UseMT4MACD)
{
main0=iMACD(NULL, TimeFrame, MACD_FastPeriod, MACD_SlowPeriod, MACD_SignalPeriod, PRICE_CLOSE,0,y);
main1=iMACD(NULL, TimeFrame, MACD_FastPeriod, MACD_SlowPeriod, MACD_SignalPeriod, PRICE_CLOSE,0,y+1);
signal0=iMACD(NULL, TimeFrame, MACD_FastPeriod, MACD_SlowPeriod, MACD_SignalPeriod, PRICE_CLOSE,1,y);
signal1=iMACD(NULL, TimeFrame, MACD_FastPeriod, MACD_SlowPeriod, MACD_SignalPeriod, PRICE_CLOSE,1,y+1);
main=main0;
macd0=main0-signal0;
macd1=main1-signal1;
} else
{
MACDLineBuffer[y] = iMA(NULL,TimeFrame,MACD_FastPeriod,0,MODE_EMA,PRICE_CLOSE,y)-
iMA(NULL,TimeFrame,MACD_SlowPeriod,0,MODE_EMA,PRICE_CLOSE,y);
MACDSignalLineBuffer[y]=(alpha*MACDLineBuffer[y]) + (alpha_1*MACDSignalLineBuffer[y+1]);
MACDHistogramBuffer[y]=MACDLineBuffer[y]-MACDSignalLineBuffer[y];
main=MACDLineBuffer[y];
macd0=MACDHistogramBuffer[y];
macd1=MACDHistogramBuffer[y+1];
}
switch(DisplayType)
{
case 1:BarValue=1; break;
case 2:BarValue=main; break;
case 3:BarValue=macd0; break;
}
if(ema0<ema1 && macd0<macd1) //both down
{
ExtMapBuffer1[i]=BarValue;
ExtMapBuffer2[i]=0;
ExtMapBuffer3[i]=0;
} else
if(ema0>ema1 && macd0>macd1) //both up
{
ExtMapBuffer1[i]=0;
ExtMapBuffer2[i]=BarValue;
ExtMapBuffer3[i]=0;
} else //otherwise
{
ExtMapBuffer1[i]=0;
ExtMapBuffer2[i]=0;
ExtMapBuffer3[i]=BarValue;
}
}
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Series array that contains open time of each bar
Indicator Curves created:
Implements a curve of type DRAW_HISTOGRAM
Implements a curve of type DRAW_LINE
Indicators Used:
Moving average indicator
MACD Histogram
Custom Indicators Used:
Order Management characteristics:
Other Features: