Нужен советник на основе индикатора

property indicator_chart_window

#property indicator_buffers 3

#property indicator_color1 Yellow

#property indicator_color2 Green

#property indicator_color3 Red

#property indicator_width1 2

#property indicator_width2 2

#property indicator_width3 2

//---- input parameters

extern int period=16;

extern int method=3; // MODE_SMA

extern int price=0; // PRICE_CLOSE

extern int sdvig=0;

extern bool bPlaySound=true; // Включение звука при смене цвета

extern bool bAllert=true; // Включение звука при смене цвета

extern string SoundName="alert.wav"; // Звуковой файл

extern int CheckBar=1;

//---- buffers

double Uptrend[];

double Dntrend[];

double ExtMapBuffer[];

double vect[];

static bool bs=false,ba=false;

static int bTime=0;

//+------------------------------------------------------------------+

//| Custom indicator initialization function |

//+------------------------------------------------------------------+

int init()

{

IndicatorBuffers(4);

SetIndexBuffer(0,ExtMapBuffer);

SetIndexBuffer(1,Uptrend);

SetIndexBuffer(2,Dntrend);

SetIndexBuffer(3,vect);

SetIndexStyle(0,DRAW_LINE);

SetIndexStyle(1,DRAW_LINE);

SetIndexStyle(2,DRAW_LINE);

SetIndexDrawBegin(0,1*period);

SetIndexDrawBegin(1,2*period);

SetIndexDrawBegin(2,3*period);

IndicatorShortName("Signal Line("+period+")");

SetIndexLabel(1,"UP");

SetIndexLabel(2,"DN");

bs=false;

ba=false;

bTime=0;

return(0);

}

//+------------------------------------------------------------------+

//| Custor indicator deinitialization function |

//+------------------------------------------------------------------+

int deinit() { return(0); }

//+------------------------------------------------------------------+

//| ?????????? ??????? |

//+------------------------------------------------------------------+

double WMA(int x,int p) { return(iMA(NULL,0,p,0,method,price,x+sdvig)); }

//+------------------------------------------------------------------+

//| Custom indicator iteration function |

//+------------------------------------------------------------------+

int start()

{

int p=MathSqrt(period);

int i,limit0,limit1,limit2;

int counted_bars = IndicatorCounted();

if(counted_bars < 0) return(-1);

if(counted_bars > 0) counted_bars--;

limit2 = Bars - counted_bars;

if(counted_bars==0) limit2--;

limit1=limit2;

limit0=limit1;

if(counted_bars==0)

{

limit1-=(period);

limit2-=(2*period);

}

for(i = limit0; i >= 0; i--) vect[i] = 2*WMA(i, period/2) - WMA(i, period);

for(i = limit1; i >= 0; i--) ExtMapBuffer[i] = iMAOnArray(vect, 0, p, 0, method, i);

for(i=limit2; i>=0; i--)

{

Uptrend[i] = EMPTY_VALUE; if(ExtMapBuffer[i]> ExtMapBuffer[i+1]) {Uptrend[i+1] = ExtMapBuffer[i+1]; Uptrend[i] = ExtMapBuffer[i]; }

Dntrend[i] = EMPTY_VALUE; if(ExtMapBuffer[i]< ExtMapBuffer[i+1]) {Dntrend[i+1] = ExtMapBuffer[i+1]; Dntrend[i] = ExtMapBuffer[i]; }

}

if(bTime!=Time[0])

{

bTime=Time[0];

bs=false;

ba=false;

}

if((ExtMapBuffer[CheckBar+2]-ExtMapBuffer[CheckBar+1])*(ExtMapBuffer[CheckBar+1]-ExtMapBuffer[CheckBar])<0)

{

if(bPlaySound && !bs) PlaySound(SoundName);

bs=true;

if(bAllert && !ba)

{

string mes="";

if(ExtMapBuffer[CheckBar]-ExtMapBuffer[CheckBar+1]>0) mes="Смена тренда, восходящий";

if(ExtMapBuffer[CheckBar]-ExtMapBuffer[CheckBar+1]<0) mes="Смена тренда, нисходящий";

if(mes!="") Alert(mes+": "+Symbol()+"; "+Period_toStr()+"; "+DoubleToStr(Bid,Digits));

}

ba=true;

}

return(0);

}

//+------------------------------------------------------------------+