Time: 2015-02-06 | Download file:rsioma_nrp_mtf+alerts.mq4
//+------------------------------------------------------------------+
//| rsioma |
//| |
//+------------------------------------------------------------------+
#property copyright "www.forex-tsd.com"
#property link "www.forex-tsd.com"
#property indicator_separate_window
#property indicator_buffers 4
#property indicator_color1 LimeGreen
#property indicator_color2 Red
#property indicator_color3 Red
#property indicator_color4 White
#property indicator_width1 2
#property indicator_width2 2
#property indicator_width3 2
#property indicator_width4 2
#property indicator_levelcolor MediumOrchid
//
//
//
//
//
extern string TimeFrame = "Current time frame";
extern int RsiOma_Period = 14;
extern int RsiOma_Price = 0;
extern int RsiOma_Mode = MODE_LWMA;
extern int MaPeriod = 10;
extern int MaType = MODE_LWMA;
extern double levelOb = 70;
extern double levelOs = 30;
extern string note = "turn on Alert = true; turn off = false";
extern bool alertsOn = true;
extern bool alertsOnCurrent = true;
extern bool alertsMessage = true;
extern bool alertsSound = false;
extern bool alertsEmail = false;
extern string soundfile = "alert2.wav";
//
//
//
//
//
double rsi[];
double rsida[];
double rsidb[];
double ma[];
double mab[];
double trend[];
double slope[];
//
//
//
//
//
string indicatorFileName;
int timeFrame;
bool returnBars;
bool calculateValue;
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
int init()
{
IndicatorBuffers(7);
SetIndexBuffer(0,rsi);
SetIndexBuffer(1,rsida);
SetIndexBuffer(2,rsidb);
SetIndexBuffer(3,ma);
SetIndexBuffer(4,mab);
SetIndexBuffer(5,trend);
SetIndexBuffer(6,slope);
SetLevelValue(0,levelOs);
SetLevelValue(1,levelOb);
//
//
//
//
//
indicatorFileName = WindowExpertName();
calculateValue = (TimeFrame=="calculateValue"); if (calculateValue) return(0);
returnBars = (TimeFrame=="returnBars"); if (returnBars) return(0);
timeFrame = stringToTimeFrame(TimeFrame);
IndicatorShortName(timeFrameToString(timeFrame)+" Rsi Ma ("+RsiOma_Period+","+MaPeriod+")");
SetIndexLabel(0,"");
SetIndexLabel(1,"");
SetIndexLabel(2,"");
SetIndexLabel(3,"");
return(0);
}
int deinit() { return(0); }
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
int start()
{
int counted_bars=IndicatorCounted();
int i,limit;
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
limit = MathMin(Bars-counted_bars,Bars-1);
if (returnBars) { rsi[0] = limit+1; return(0); }
//
//
//
//
//
if (calculateValue || timeFrame==Period())
{
if (slope[limit] == -1) ClearPoint(limit,rsida,rsidb);
for (i=limit; i >= 0; i--) mab[i] = iMA(NULL,0,RsiOma_Period,0,RsiOma_Mode,RsiOma_Price,i);
for (i=limit; i >= 0; i--) rsi[i] = iRSIOnArray(mab,0,RsiOma_Period,i);
for (i=limit; i >= 0; i--)
{
ma[i] = iMAOnArray(rsi,0,MaPeriod,0,MaType,i);
rsida[i] = EMPTY_VALUE;
rsidb[i] = EMPTY_VALUE;
slope[i] = slope[i+1];
trend[i] = trend[i+1];
if (rsi[i] > rsi[i+1]) slope[i]= 1;
if (rsi[i] < rsi[i+1]) slope[i]=-1;
if (rsi[i] > ma[i]) trend[i]= 1;
if (rsi[i] < ma[i]) trend[i]=-1;
if (slope[i] == -1) PlotPoint(i,rsida,rsidb,rsi);
}
manageAlerts();
return(0);
}
//
//
//
//
//
limit = MathMax(limit,MathMin(Bars-1,iCustom(NULL,timeFrame,indicatorFileName,"returnBars",0,0)*timeFrame/Period()));
if (slope[limit]==-1) ClearPoint(limit,rsida,rsidb);
for (i=limit;i>=0; i--)
{
int y = iBarShift(NULL,timeFrame,Time[i]);
rsi[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",RsiOma_Period,RsiOma_Price,RsiOma_Mode,MaPeriod,MaType,0,y);
rsida[i] = EMPTY_VALUE;
rsidb[i] = EMPTY_VALUE;
ma[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",RsiOma_Period,RsiOma_Price,RsiOma_Mode,MaPeriod,MaType,3,y);
trend[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",RsiOma_Period,RsiOma_Price,RsiOma_Mode,MaPeriod,MaType,5,y);
slope[i] = iCustom(NULL,timeFrame,indicatorFileName,"calculateValue",RsiOma_Period,RsiOma_Price,RsiOma_Mode,MaPeriod,MaType,6,y);
}
for (i=limit;i>=0;i--) if (slope[i]==-1) PlotPoint(i,rsida,rsidb,rsi);
manageAlerts();
return(0);
}
//+------------------------------------------------------------------
//|
//+------------------------------------------------------------------
//
//
//
//
//
//
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 char = StringGetChar(s, length);
if((char > 96 && char < 123) || (char > 223 && char < 256))
s = StringSetChar(s, length, char - 32);
else if(char > -33 && char < 0)
s = StringSetChar(s, length, char + 224);
}
return(s);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
void ClearPoint(int i,double& first[],double& second[])
{
if ((second[i] != EMPTY_VALUE) && (second[i+1] != EMPTY_VALUE))
second[i+1] = EMPTY_VALUE;
else
if ((first[i] != EMPTY_VALUE) && (first[i+1] != EMPTY_VALUE) && (first[i+2] == EMPTY_VALUE))
first[i+1] = EMPTY_VALUE;
}
//
//
//
//
//
void PlotPoint(int i,double& first[],double& second[],double& from[])
{
if (first[i+1] == EMPTY_VALUE)
{
if (first[i+2] == EMPTY_VALUE)
{
first[i] = from[i];
first[i+1] = from[i+1];
second[i] = EMPTY_VALUE;
}
else
{
second[i] = from[i];
second[i+1] = from[i+1];
first[i] = EMPTY_VALUE;
}
}
else
{
first[i] = from[i];
second[i] = EMPTY_VALUE;
}
}
//
//
//
//
//
void manageAlerts()
{
if (!calculateValue && alertsOn)
{
if (alertsOnCurrent)
int whichBar = 0;
else whichBar = 1; whichBar = iBarShift(NULL,0,iTime(NULL,timeFrame,whichBar));
if (trend[whichBar] != trend[whichBar+1])
{
if (trend[whichBar] == 1) doAlert(whichBar,"trend");
if (trend[whichBar] ==-1) doAlert(whichBar,"no trend");
}
}
}
//
//
//
//
//
void doAlert(int forBar, string doWhat)
{
static string previousAlert="nothing";
static datetime previousTime;
string message;
if (previousAlert != doWhat || previousTime != Time[forBar]) {
previousAlert = doWhat;
previousTime = Time[forBar];
//
//
//
//
//
message = StringConcatenate(Symbol()," at ",TimeToStr(TimeLocal(),TIME_SECONDS)," - ",timeFrameToString(timeFrame)+" rsioma ",doWhat);
if (alertsMessage) Alert(message);
if (alertsEmail) SendMail(StringConcatenate(Symbol()," rsioma "),message);
if (alertsSound) PlaySound(soundfile);
}
}