TriggerLines

//+-------------------------------------------------------------------+
//|                                                     Trigger Line                  |
//|                             Copyright  2005 dwt5 and adoleh2000 |
//|                                        http://www.metaquotes.net        |
//| Modified by Kelvinhand                                                      |
//+-------------------------------------------------------------------+
#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 Red      
#property indicator_color2 Red
#property indicator_color3 DeepSkyBlue
#property indicator_color4 DeepSkyBlue

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

extern int Rperiod = 55;
extern int LSMA_Period = 144;

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
{
//---- 7 additional buffers are used for counting.
   IndicatorBuffers(6);   
   
//---- drawing settings
   
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,1);
   
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexStyle(1,DRAW_LINE,STYLE_SOLID,1);
   
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexStyle(2,DRAW_LINE,STYLE_SOLID,1);
   
   SetIndexBuffer(3,ExtMapBuffer4);
   SetIndexStyle(3,DRAW_LINE,STYLE_SOLID,1);
     
   SetIndexBuffer(4,wt);         
   SetIndexBuffer(5,lsma_ma);
   
//---- initialization done
   return(0);
  }

int start()
{ 
  
  //***** Modified by Kelvinhand ***********************
   int counted_bars = IndicatorCounted();
   //---- check for possible errors
   if (counted_bars<0) return(-1);
   
   //---- last counted bar will be recounted
   if (counted_bars>0) counted_bars--;

   int i,j;
   double lengthvar;
   double sum ;
   
   int limit = Bars - counted_bars - Rperiod;
      

      for(i = limit; i >= 0; i--)  //  MAIN For Loop
      { 
         sum = 0;                                              
         for(j = Rperiod; j >= 1  ; j--)             //LSMA loop
         {
         lengthvar = (Rperiod + 1)/3.0;                               //lengthvar = 21  
         sum+= ( j - lengthvar)*Close[Rperiod-j+i];         //tmp = 20 - 7 * close[20-j+i]
         }
         wt[i] = sum*6/(Rperiod*(Rperiod+1));  
         lsma_ma[i] = wt[i+1] + (wt[i]-wt[i+1])* 2/(LSMA_Period+1);
  
            ExtMapBuffer1[i] = wt[i]; 
            ExtMapBuffer2[i] = lsma_ma[i]; 
            ExtMapBuffer3[i] = wt[i]; 
            ExtMapBuffer4[i] = lsma_ma[i]; 
            
            if (wt[i]  < lsma_ma[i])
            {
                ExtMapBuffer4[i] = EMPTY_VALUE;
                ExtMapBuffer3[i] = EMPTY_VALUE;
           }          
        
        }
  }
//+------------------------------------------------------------------+