根据上下影线画出矩形的指标i源码[MT4公式]

//+------------------------------------------------------------------+
 //|                                                         画图.mq4 |
 //|                                          LIU                SONG |
 //|                         www.gszb.com            qq:262069696    |
 //+------------------------------------------------------------------+
 #property copyright "LIU                SONG"
 #property link      "           qq:569638390"

#property indicator_chart_window

extern int NumberOfDays = 30;
 extern color Color_1 = Wheat;
 extern color Color_2 = MediumSlateBlue;
 extern int shijian=0;

void deinit() {
    DeleteObjects();
 return(0);
 }

 int start()
   {
      DrawSpiral();
   
   
 hua();
    return(0);
   }
  
  
   void  DrawSpiral(){
    for (int i = NumberOfDays; i>=1;i--) {
    ObjectCreate("aaa"+i,OBJ_RECTANGLE, 0,0,0,0);
       ObjectSet("aaa"+i, OBJPROP_TIME1   , iTime(Symbol(),shijian,i));
       ObjectSet("aaa"+i, OBJPROP_PRICE1  , iHigh(Symbol(),shijian,i));
       ObjectSet("aaa"+i, OBJPROP_TIME2   , iTime(Symbol(),shijian,i-1));
       ObjectSet("aaa"+i, OBJPROP_PRICE2  , iLow(Symbol(),shijian,i));
     if(i%2==0)color Color=Color_1;else Color=Color_2;
       ObjectSet("aaa"+i, OBJPROP_COLOR , Color);

   }
   return(0);
   }

  void hua(){
     for (int i = NumberOfDays; i>=0;i--) {
    ObjectCreate ("zhi"+i,OBJ_LABEL, 0,0,0);
    ObjectSetText("zhi"+i, i+":  "+ DoubleToStr((iHigh(Symbol(),shijian,i)-iLow(Symbol(),shijian,i)),4) ,10,"Comic Sans MS", Gold);
    ObjectSet("zhi"+i, OBJPROP_CORNER, 0);
    ObjectSet("zhi"+i, OBJPROP_XDISTANCE, 10);
    ObjectSet("zhi"+i, OBJPROP_YDISTANCE, 12*i); 
   }
 return(0);
 }

void DeleteObjects(){
    for (int i = NumberOfDays; i>=0;i--) {
   ObjectDelete("aaa"+i);
   ObjectDelete("zhi"+i);
  
   }

  return(0);

}

参数可以设置画矩形数量 颜色 以及时间周期 默认0 即为当前周期画矩形 右边的数值为设定周期内 的一根k线的波动值