在趋势中动态止损

1. #property indicator_chart_window
   
2. #property indicator_buffers 2
   
3. #property indicator_color1 DodgerBlue
   
4. #property indicator_color2 DodgerBlue
   
5. //---- input parameters
   
6. extern   double target=2;
   
7. extern int AtrPeriod=20;
   
8. //---- buffers
   
9. double Up[],Dn[];
   
10. 
    
11. //+------------------------------------------------------------------+
    
12. //| Custom indicator initialization function                         |
    
13. //+------------------------------------------------------------------+
    
14. int init()
    
15.   {
    
16.    string short_name;
    
17.    IndicatorBuffers(2);
    
18. //---- indicator line
    
19.    SetIndexStyle(0,DRAW_LINE);
    
20.    SetIndexStyle(1,DRAW_LINE);
    
21.    SetIndexBuffer(0,Up);
    
22.    SetIndexBuffer(1,Dn);
    
23. //---- name for DataWindow and indicator subwindow label
    
24.    short_name="ATR("+AtrPeriod+")";
    
25.    IndicatorShortName(short_name);
    
26.    SetIndexLabel(0,short_name);
    
27.    SetIndexLabel(1,short_name);
    
28. //----
    
29.    SetIndexDrawBegin(0,AtrPeriod);
    
30.    SetIndexDrawBegin(1,AtrPeriod);
    
31. //----
    
32.    return(0);
    
33.   }
    
34. //+------------------------------------------------------------------+
    
35. //| Average True Range                                               |
    
36. //+------------------------------------------------------------------+
    
37. int start()
    
38.   {
    
39.    int i,counted_bars=IndicatorCounted();
    
40. //----
    
41.    if(counted_bars>0) counted_bars--;
    
42.    int limit=Bars-counted_bars;
    
43.    
    
44.    for(i=0; i<limit; i++)
    
45.    {
    
46.       Up[i]=Open[i]+target*iATR(NULL,0,AtrPeriod,i);
    
47.       Dn[i]=Open[i]-target*iATR(NULL,0,AtrPeriod,i);
    
48.     }
    
49. //----
    
50.    return(0);
    
51.   }
    
52. //+------------------------------------------------------------------+

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趋势.mq4

2017-8-22 14:08

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