TriggerLines_SigAlertEmailSounds_cw

//+------------------------------------------------------------------+
//|                                                     Trigger Line |
//|                             Copyright © 2005 dwt5 and adoleh2000 |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
//mod
#property  copyright "Copyright © 2005 dwt5 and adoleh2000 "
#property  link      "http://www.metaquotes.net/"

//---- indicator settings
#property  indicator_chart_window
#property  indicator_buffers 4            
#property indicator_color1 Blue     
#property indicator_color2 Red
#property indicator_color3 DodgerBlue 
#property indicator_color4 Tomato

#property indicator_width1 1
#property indicator_width2 1
#property indicator_width3 1
#property indicator_width4 1

//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];

int width;

extern int Rperiod = 15;
extern int LSMA_Period = 5;

extern int LineSigMode = 1;
extern double arrowDist =0.55;

extern bool Alerts         = false;
extern bool    AlertBox    = true;
extern bool    AlertEmail  = false;
extern bool    playSoundfiles  = true;
extern string soundfileUpSig   = "alert.wav";
extern string soundfileDnSig   = "timeout.wav";
extern string LineSignalMode   = "lines-0, lines&sig-1, sig-2";


int Draw4HowLong;
int shift;
int i;
int j;
int loopbegin;
int length;
int lsma_length;

double lengthvar;
double tmp ;
double tmp2 ;
double wt[];
double sum[];
double lsma_sum[];
double lsma_ma[];
double middle[];
int c;
bool TurnedUp = false;
bool TurnedDown = false;
double arrplot,arrplot1;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- 7 additional buffers are used for counting.
   IndicatorBuffers(7);   
   
//---- drawing settings
   
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexBuffer(1,ExtMapBuffer2);
   
   if (LineSigMode!=2){   SetIndexStyle(0,DRAW_LINE);   SetIndexStyle(1,DRAW_LINE); }
   else               {   SetIndexStyle(0,DRAW_NONE);   SetIndexStyle(1,DRAW_NONE); }
   
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexBuffer(3,ExtMapBuffer4);
 
   SetIndexStyle(2,DRAW_LINE);
   SetIndexStyle(3,DRAW_LINE);
   
   if (LineSigMode>0){    
   SetIndexStyle(2,DRAW_ARROW);  SetIndexArrow(2,233); SetIndexEmptyValue(2,EMPTY_VALUE);
   SetIndexStyle(3,DRAW_ARROW);  SetIndexArrow(3,234); SetIndexEmptyValue(3,EMPTY_VALUE);
                     }
   
   
   SetIndexBuffer(4,sum);        
   SetIndexBuffer(5,wt);         
   SetIndexBuffer(6,lsma_ma);
   
//---- initialization done
   return(0);
  }

int start()

{
   Draw4HowLong = Bars-Rperiod - 5;                            //Rperiod = 20
   length = Rperiod;                                           //length now = 20  
   lsma_length = LSMA_Period;
   loopbegin = Draw4HowLong - length - 1;   
      
   for(shift = loopbegin; shift >= 0; shift--)  //  MAIN For Loop
   { 
      sum[1] = 0;                                              
      for(i = length; i >= 1  ; i--)             //LSMA loop
      {
         lengthvar = length + 1;                               //lengthvar = 21  
         lengthvar /= 3;                                       //lengthvar = 7
         tmp = 0;
         tmp = ( i - lengthvar)*Close[length-i+shift];         //tmp = 20 - 7 * close[20-i+shift]
         sum[1]+=tmp;
      }
      wt[shift] = sum[1]*6/(length*(length+1));  
      j = shift;
      lsma_ma[shift] = wt[j+1] + (wt[j]-wt[j+1])* 2/(lsma_length+1);
  
//========== COLOR CODING ===========================================                       
        
        
      ExtMapBuffer1[shift] = wt[shift]; 
      ExtMapBuffer2[shift] = lsma_ma[shift]; 
      ExtMapBuffer3[shift] = wt[shift]; 
      ExtMapBuffer4[shift] = lsma_ma[shift]; 
            
      if (wt[shift]  < lsma_ma[shift])
      {
          ExtMapBuffer4[shift] = EMPTY_VALUE;
          ExtMapBuffer3[shift] = EMPTY_VALUE;
      }          
  
      if (LineSigMode>0) 
      {
         ExtMapBuffer3[shift]= EMPTY_VALUE;
         ExtMapBuffer4[shift]= EMPTY_VALUE;    
         
         if (wt[shift]<lsma_ma[shift] && wt[shift+1]>=lsma_ma[shift+1])
         ExtMapBuffer4[shift] = High[shift]+arrowDist*iATR(NULL,0,7,shift);

         if (wt[shift]>lsma_ma[shift] && wt[shift+1]<=lsma_ma[shift+1])
         ExtMapBuffer3[shift] =  Low[shift]-arrowDist*iATR(NULL,0,7,shift);
      }
        
   }      
   
   if (Alerts)
   {
      if (wt[1] > lsma_ma[1])
      {
         if (!TurnedUp)
         {
            if (AlertBox)  Alert   ("Triggerlines turned up on ",Symbol()," M",Period());
            if (AlertEmail)SendMail("Triggerlines turned up on ",Symbol()+" M"+Period()+" at"+Bid );
            if (playSoundfiles) PlaySound(soundfileUpSig);
            TurnedUp = true;
            TurnedDown = false;
         }
      }
      if (wt[1] < lsma_ma[1])
      {
         if (!TurnedDown)
         {
            if (AlertBox)  Alert   ("Triggerlines turned down on ",Symbol()," M",Period());
            if (AlertEmail)SendMail("Triggerlines turned down on ",Symbol()+" M"+Period()+" at"+Bid );
            if (playSoundfiles) PlaySound(soundfileDnSig);
            TurnedDown = true;
            TurnedUp = false;
         }
      }
   }
}
//+------------------------------------------------------------------+