高低点折线图画法学习参考

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Red
extern int ReversPoint=80;
double RBuffer[];
int Trend=1,InTrend,ttime;
double Points,Last_High, Last_Low;
int init()
 {
   string short_name;
   Points=MarketInfo (Symbol(), MODE_POINT);
   SetIndexStyle(0,DRAW_SECTION,EMPTY,1,Red);
   SetIndexBuffer(0,RBuffer);
   SetIndexEmptyValue(0,0);
   short_name= RPoint
   IndicatorShortName(short_name);
   SetIndexLabel(0,short_name);
   SetIndexDrawBegin(0,100);
   ArrayInitialize(RBuffer,0);
   return(0);
 }
int deinit()
 {
   return(0);
 }
int start()
 {
   int    counted_bars=IndicatorCounted(),i,shift;
   i=(Bars-counted_bars)-1;
   for(shift=i; shift shift--)
   {
     if (Time[shift]!=ttime) InTrend=InTrend+1;
     ttime=Time[shift];
     RBuffer[shift]=0;
     if (High[shift+1] Last_High Trend==1) InTrend=1;
     if (Low[shift+1] Last_Low    Trend==0)   InTrend=1;
     if (High[shift+1] Last_High) Last_High=High[shift+1];
     if (Low[shift+1] Last_Low)   Last_Low=Low[shift+1];
     if (Trend==1 Low[shift+1] Last_High-ReversPoint*Points InTrend 1)
     {
       Trend=0;
       RBuffer[shift+InTrend]=High[shift+InTrend];
       Last_High=Low[shift+1];
       Last_Low=Low[shift+1];
       InTrend=1;
     }
     if (Trend==0 High[shift+1] Last_Low+ReversPoint*Points InTrend 1)
     {
       Trend=1;
       RBuffer[shift+InTrend]=Low[shift+InTrend];
       Last_Low=High[shift+1];
       Last_High=High[shift+1];
       InTrend=1;
     }
   }
   return(0);
 }复制代码

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