mt4用的suppertrent的配合指标

//+------------------------------------------------------------------+
 //|                                                     Trigger Line |
 //|                             Copyright ?2005 dwt5 and adoleh2000 |
 //|                                                                 |
 //+------------------------------------------------------------------+
 #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 Yellow
 #property indicator_color3 HotPink
 #property indicator_color4 Aqua
 
//---- buffers
 double ExtMapBuffer1[];
 double ExtMapBuffer2[];
 double ExtMapBuffer3[];
 double ExtMapBuffer4[];
 
int width;
 
extern int Rperiod = 50;
 extern int LSMA_Period = 50;
 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;
 
//+------------------------------------------------------------------+
 //| Custom indicator initialization function                         |
 //+------------------------------------------------------------------+
 int init()
   {
 //---- 7 additional buffers are used for counting.
    IndicatorBuffers(7);  
   
 //---- 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,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;
            }         
       
         }
   }
 //+------------------------------------------------------------------+