Time: 2014-12-04 | Download file:Sentiment_zone_oscillator_histo_arrows_+_alerts_mtf_nmc.mq4
//------------------------------------------------------------------
#property copyright "www.forex-tsd.com"
#property link "www.forex-tsd.com"
//------------------------------------------------------------------
#property indicator_separate_window
#property indicator_buffers 6
#property indicator_color1 Green
#property indicator_color2 Red
#property indicator_color3 Silver
#property indicator_color4 LimeGreen
#property indicator_color5 PaleVioletRed
#property indicator_color6 Goldenrod
#property indicator_style4 STYLE_DOT
#property indicator_style5 STYLE_DOT
#property indicator_width1 2
#property indicator_width2 2
#property indicator_width3 2
#property indicator_width6 2
//
//
//
//
//
extern string TimeFrame = "Current time frame";
extern int SZOPeriod = 14;
extern int SZOLongPeriod = 30;
extern int SZOPrice = PRICE_CLOSE;
extern double SZOPercent = 95;
extern int AveragePeriod = 14;
extern int AverageType = MODE_EMA;
extern bool alertsOn = false;
extern bool alertsOnCurrent = true;
extern bool alertsMessage = true;
extern bool alertsSound = false;
extern bool alertsNotify = false;
extern bool alertsEmail = false;
extern string soundFile = "alert2.wav";
extern bool ShowArrows = false;
extern string arrowsIdentifier = "szo Arrows1";
extern double arrowsUpperGap = 1.0;
extern double arrowsLowerGap = 1.0;
extern color arrowsUpColor = LimeGreen;
extern color arrowsDnColor = Red;
extern int arrowsUpCode = 241;
extern int arrowsDnCode = 242;
//
//
//
//
//
double szoUp[];
double szoDn[];
double szo[];
double upz[];
double dnz[];
double avg[];
double prices[];
double trend[];
string indicatorFileName;
bool returnBars;
bool calculateValue;
int timeFrame;
//------------------------------------------------------------------
//
//------------------------------------------------------------------
//
//
//
//
//
int init()
{
IndicatorBuffers(8);
SetIndexBuffer(0,szoUp); SetIndexStyle(0,DRAW_HISTOGRAM);
SetIndexBuffer(1,szoDn); SetIndexStyle(1,DRAW_HISTOGRAM);
SetIndexBuffer(2,szo);
SetIndexBuffer(3,upz);
SetIndexBuffer(4,dnz);
SetIndexBuffer(5,avg);
SetIndexBuffer(6,prices);
SetIndexBuffer(7,trend);
//
//
//
//
//
indicatorFileName = WindowExpertName();
calculateValue = TimeFrame=="calculateValue"; if (calculateValue) { return(0); }
returnBars = TimeFrame=="returnBars"; if (returnBars) { return(0); }
timeFrame = stringToTimeFrame(TimeFrame);
//
//
//
//
//
IndicatorShortName(timeFrameToString(timeFrame)+" Sentiment zone oscillator ("+SZOPeriod+","+SZOLongPeriod+")");
return(0);
}
int deinit()
{
deleteArrows();
return(0);
}
//------------------------------------------------------------------
//
//------------------------------------------------------------------
//
//
//
//
//
int start()
{
int counted_bars=IndicatorCounted();
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
int limit=MathMin(Bars-counted_bars,Bars-1);
if (returnBars) { upz[0] = MathMin(limit+1,Bars-1); return(0); }
//
//
//
//
//
if (calculateValue || timeFrame == Period())
{
for(int i=limit; i>=0; i--)
{
prices[i] = iMA(NULL,0,1,0,MODE_SMA,SZOPrice,i);
double useValue = 0;
if (prices[i]>prices[i+1]) useValue = 1;
if (prices[i]0) trend[i] = 1;
if (szo[i]<0) trend[i] =-1;
if (trend[i] == 1) szoUp[i] = szo[i];
if (trend[i] ==-1) szoDn[i] = szo[i];
//
//
//
//
//
double hi = szo[ArrayMaximum(szo,SZOLongPeriod,i)];
double lo = szo[ArrayMinimum(szo,SZOLongPeriod,i)];
double rn = hi-lo;
upz[i] = lo+rn*SZOPercent/100.0;
dnz[i] = hi-rn*SZOPercent/100.0;
//
//
//
//
//
if (ShowArrows)
{
deleteArrow(Time[i]);
if (trend[i] != trend[i+1])
{
if (trend[i] == 1) drawArrow(i,arrowsUpColor,arrowsUpCode,false);
if (trend[i] ==-1) drawArrow(i,arrowsDnColor,arrowsDnCode, true);
}
}
}
for(i=limit; i>=0; i--) avg[i] = iMAOnArray(szo,0,AveragePeriod,0,AverageType,i);
//
//
//
//
//
if (alertsOn)
{
if (alertsOnCurrent)
int whichBar = 0;
else whichBar = 1;
if (trend[whichBar] != trend[whichBar+1])
if (trend[whichBar] == 1)
doAlert("crossing zero up");
else doAlert("crossing zero down");
}
return(0);
}
//
//
//
//
//
limit = MathMax(limit,MathMin(Bars-1,iCustom(NULL,timeFrame,indicatorFileName,"returnBars",0,0)*timeFrame/Period()));
for(i=limit; i>=0; i--)
{
int y = iBarShift(NULL,timeFrame,Time[i]);
szoUp[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,0,y);
szoDn[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,1,y);
szo[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,2,y);
upz[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,3,y);
dnz[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,4,y);
avg[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",SZOPeriod,SZOLongPeriod,SZOPrice,SZOPercent,AveragePeriod,AverageType,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundFile,ShowArrows,arrowsIdentifier,arrowsUpperGap,arrowsLowerGap,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,5,y);
}
return(0);
}
//------------------------------------------------------------------
//
//------------------------------------------------------------------
//
//
//
//
//
double workTema[][3];
#define _ema1 0
#define _ema2 1
#define _ema3 2
double iTema(double price, double period, int r, int instanceNo=0)
{
if (ArrayRange(workTema,0)!= Bars) ArrayResize(workTema,Bars); instanceNo*=3; r = Bars-r-1;
//
//
//
//
//
double alpha = 2.0 / (1.0+period);
workTema[r][_ema1+instanceNo] = workTema[r-1][_ema1+instanceNo]+alpha*(price -workTema[r-1][_ema1+instanceNo]);
workTema[r][_ema2+instanceNo] = workTema[r-1][_ema2+instanceNo]+alpha*(workTema[r][_ema1+instanceNo]-workTema[r-1][_ema2+instanceNo]);
workTema[r][_ema3+instanceNo] = workTema[r-1][_ema3+instanceNo]+alpha*(workTema[r][_ema2+instanceNo]-workTema[r-1][_ema3+instanceNo]);
return(workTema[r][_ema3+instanceNo]+3.0*(workTema[r][_ema1+instanceNo]-workTema[r][_ema2+instanceNo]));
}
//-------------------------------------------------------------------
//
//-------------------------------------------------------------------
//
//
//
//
//
string sTfTable[] = {"M1","M5","M15","M30","H1","H4","D1","W1","MN"};
int iTfTable[] = {1,5,15,30,60,240,1440,10080,43200};
//
//
//
//
//
int stringToTimeFrame(string tfs)
{
tfs = stringUpperCase(tfs);
for (int i=ArraySize(iTfTable)-1; i>=0; i--)
if (tfs==sTfTable[i] || tfs==""+iTfTable[i]) return(MathMax(iTfTable[i],Period()));
return(Period());
}
string timeFrameToString(int tf)
{
for (int i=ArraySize(iTfTable)-1; i>=0; i--)
if (tf==iTfTable[i]) return(sTfTable[i]);
return("");
}
//
//
//
//
//
string stringUpperCase(string str)
{
string s = str;
for (int length=StringLen(str)-1; length>=0; length--)
{
int tchar = StringGetChar(s, length);
if((tchar > 96 && tchar < 123) || (tchar > 223 && tchar < 256))
s = StringSetChar(s, length, tchar - 32);
else if(tchar > -33 && tchar < 0)
s = StringSetChar(s, length, tchar + 224);
}
return(s);
}
//------------------------------------------------------------------
//
//------------------------------------------------------------------
//
//
//
//
//
void doAlert(string doWhat)
{
static string previousAlert="nothing";
static datetime previousTime;
string message;
if (previousAlert != doWhat || previousTime != Time[0]) {
previousAlert = doWhat;
previousTime = Time[0];
//
//
//
//
//
message = StringConcatenate(Symbol()," ",timeFrameToString(timeFrame)," at ",TimeToStr(TimeLocal(),TIME_SECONDS)," Sentiment zone oscillator ",doWhat);
if (alertsMessage) Alert(message);
if (alertsNotify) SendNotification(message);
if (alertsEmail) SendMail(StringConcatenate(Symbol()," Sentiment zone oscillator "),message);
if (alertsSound) PlaySound(soundFile);
}
}
//
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//
//
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void drawArrow(int i,color theColor,int theCode,bool up)
{
string name = arrowsIdentifier+":"+Time[i];
double gap = iATR(NULL,0,20,i);
//
//
//
//
//
ObjectCreate(name,OBJ_ARROW,0,Time[i],0);
ObjectSet(name,OBJPROP_ARROWCODE,theCode);
ObjectSet(name,OBJPROP_COLOR,theColor);
if (up)
ObjectSet(name,OBJPROP_PRICE1,High[i] + arrowsUpperGap * gap);
else ObjectSet(name,OBJPROP_PRICE1,Low[i] - arrowsLowerGap * gap);
}
//
//
//
//
//
void deleteArrows()
{
string lookFor = arrowsIdentifier+":";
int lookForLength = StringLen(lookFor);
for (int i=ObjectsTotal()-1; i>=0; i--)
{
string objectName = ObjectName(i);
if (StringSubstr(objectName,0,lookForLength) == lookFor) ObjectDelete(objectName);
}
}
//
//
//
//
//
void deleteArrow(datetime time)
{
string lookFor = arrowsIdentifier+":"+time; ObjectDelete(lookFor);
}