AOEA源码分享（HLV高低点指标部分）

#property copyright ""

#property indicator_chart_window
#property indicator_buffers 4
#property indicator_color1 White
#property indicator_color2 Yellow
#property indicator_color3 White
#property indicator_color4 Yellow
//--- buffers
int bar=10000;
extern int m = 200;
extern double StopK = 0.618;
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_LINE);
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexStyle(1,DRAW_LINE);
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexStyle(2,DRAW_LINE);
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexStyle(3,DRAW_LINE);
   SetIndexBuffer(3,ExtMapBuffer4);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
  
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int    countedBars=IndicatorCounted();
   if(countedBars < 0)
       countedBars = 0;
   int i=0;
   int k = Bars - countedBars;
   for(i=0;i<=k;i++)
     {
        double llv=Low[iLowest(Symbol(),0,MODE_LOW,m,i)];
        double hhv=High[iHighest(Symbol(),0,MODE_HIGH,m,i)];
        ExtMapBuffer1[i]=llv;
        ExtMapBuffer2[i]=hhv;
        ExtMapBuffer3[i]=hhv-(hhv-llv)*StopK;
        ExtMapBuffer4[i]=llv+(hhv-llv)*StopK;
     }
   return(0);
  }
//+------------------------------------------------------------------+