//+------------------------------------------------------------------+
//| Price Oscillator.mq4 |
//| Copyright © 2007, Serega Lykov |
//| http://mtexperts.narod.ru/ |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, Serega Lykov"
#property link "http://mtexperts.narod.ru/"
//---- property of indicator ----------------------------------------+
#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 White
//---- external parameters ------------------------------------------+
extern string _____Fast_MA__________;
extern int Period_fast_ma = 12; // the period of fast ma
extern int Method_fast_ma = 0; // the method of fast ma: 0-Simple, 1-Exponential,
// 2-Smoothed, 3-Weighted
extern int Price_fast_ma = 0; // the price for fast ma: 0-Close, 1-Open, 2-High, 3-Low,
// 4-Median, 5-Typical, 6-Weighted
extern int Shift_fast_ma = 0; // the shift for fast ma
extern string _____Slow_MA__________;
extern int Period_slow_ma = 26; // the period of slow ma
extern int Method_slow_ma = 0; // the method of slow ma: 0-Simple, 1-Exponential,
// 2-Smoothed, 3-Weighted
extern int Price_slow_ma = 0; // the price for slow ma: 0-Close, 1-Open, 2-High, 3-Low,
// 4-Median, 5-Typical, 6-Weighted
extern int Shift_slow_ma = 0; // the shift for slow ma
//---- buffers ------------------------------------------------------+
static double IndBuffer[];
//---- global variables ---------------------------------------------+
static double point;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
//---- set a "short" name of the indicator
switch(Method_fast_ma)
{
case 1: string fast_ma = "EMA("; break;
case 2: fast_ma = "SMMA("; break;
case 3: fast_ma = "LWMA("; break;
default: fast_ma = "SMA("; Method_fast_ma = 0;
}
switch(Method_slow_ma)
{
case 1: string slow_ma = "EMA("; break;
case 2: slow_ma = "SMMA("; break;
case 3: slow_ma = "LWMA("; break;
default: slow_ma = "SMA("; Method_slow_ma = 0;
}
IndicatorShortName("Price Oscillator " + fast_ma + Period_fast_ma + ")," + slow_ma + Period_slow_ma + ")");
//---- set a accuracy of values of the indicator
IndicatorDigits(0);
//---- set a style for lines of the indicator
SetIndexStyle(0,DRAW_HISTOGRAM,STYLE_SOLID,2);
//---- set a arrays for lines of the indicator
SetIndexBuffer(0,IndBuffer);
//---- set a first bar for drawing the lines of the indicator
SetIndexDrawBegin(0,MathMax(Period_fast_ma,Period_slow_ma));
//---- set a names for lines of the indicator
SetIndexLabel(0,"Price Oscillator");
//---- initialization values of constants
point = Point;
//---- finish of initialization
return(0);
}
//+------------------------------------------------------------------+
//| Custom indicator iteration function |
//+------------------------------------------------------------------+
int start()
{
// amount not changed after last call of the indicator of bars
int counted_bars = IndicatorCounted();
if(counted_bars < 0) return(-1);
// last counted bar will be recounted
if(counted_bars > 0) counted_bars--;
int limit = Bars - counted_bars;
// calculate lines of channel
for (int i=limit; i>=0; i--) IndBuffer[i] = NormalizeDouble((iMA(NULL,0,Period_fast_ma,Shift_fast_ma,Method_fast_ma,Price_fast_ma,i)-iMA(NULL,0,Period_slow_ma,Shift_slow_ma,Method_slow_ma,Price_slow_ma,i))/point,0);
// finish of iteration
return(0);
}
//+------------------------------------------------------------------+
Sample
Analysis
Market Information Used:
Indicator Curves created:
Implements a curve of type DRAW_HISTOGRAM
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features: