MT4智能交易编程示例 MACD指标

MT4智能交易

MT4智能交易编程示例 MACD指标

1. #property copyright   "路路发智能交易研发中心"
   
2. #property link        "http://www.ea668.com"
   
3. #property description "Moving Averages Convergence/Divergence"
   
4. #property strict
   
5. 
   
6. #include <MovingAverages.mqh>
   
7. 
   
8. //--- indicator settings
   
9. #property  indicator_separate_window
   
10. #property  indicator_buffers 2
    
11. #property  indicator_color1  Silver
    
12. #property  indicator_color2  Red
    
13. #property  indicator_width1  2
    
14. //--- indicator parameters
    
15. input int InpFastEMA=12;   // Fast EMA Period
    
16. input int InpSlowEMA=26;   // Slow EMA Period
    
17. input int InpSignalSMA=9;  // Signal SMA Period
    
18. //--- indicator buffers
    
19. double    ExtMacdBuffer[];
    
20. double    ExtSignalBuffer[];
    
21. //--- right input parameters flag
    
22. bool      ExtParameters=false;
    
23. 
    
24. //+------------------------------------------------------------------+
    
25. //| Custom indicator initialization function                         |
    
26. //+------------------------------------------------------------------+
    
27. int OnInit(void)
    
28.   {
    
29.    IndicatorDigits(Digits+1);
    
30. //--- drawing settings
    
31.    SetIndexStyle(0,DRAW_HISTOGRAM);
    
32.    SetIndexStyle(1,DRAW_LINE);
    
33.    SetIndexDrawBegin(1,InpSignalSMA);
    
34. //--- indicator buffers mapping
    
35.    SetIndexBuffer(0,ExtMacdBuffer);
    
36.    SetIndexBuffer(1,ExtSignalBuffer);
    
37. //--- name for DataWindow and indicator subwindow label
    
38.    IndicatorShortName("MACD("+IntegerToString(InpFastEMA)+","+IntegerToString(InpSlowEMA)+","+IntegerToString(InpSignalSMA)+")");
    
39.    SetIndexLabel(0,"MACD");
    
40.    SetIndexLabel(1,"Signal");
    
41. //--- check for input parameters
    
42.    if(InpFastEMA<=1 || InpSlowEMA<=1 || InpSignalSMA<=1 || InpFastEMA>=InpSlowEMA)
    
43.      {
    
44.       Print("Wrong input parameters");
    
45.       ExtParameters=false;
    
46.       return(INIT_FAILED);
    
47.      }
    
48.    else
    
49.       ExtParameters=true;
    
50. //--- initialization done
    
51.    return(INIT_SUCCEEDED);
    
52.   }
    
53. //+------------------------------------------------------------------+
    
54. //| Moving Averages Convergence/Divergence                           |
    
55. //+------------------------------------------------------------------+
    
56. int OnCalculate (const int rates_total,
    
57.                  const int prev_calculated,
    
58.                  const datetime& time[],
    
59.                  const double& open[],
    
60.                  const double& high[],
    
61.                  const double& low[],
    
62.                  const double& close[],
    
63.                  const long& tick_volume[],
    
64.                  const long& volume[],
    
65.                  const int& spread[])
    
66.   {
    
67.    int i,limit;
    
68. //---
    
69.    if(rates_total<=InpSignalSMA || !ExtParameters)
    
70.       return(0);
    
71. //--- last counted bar will be recounted
    
72.    limit=rates_total-prev_calculated;
    
73.    if(prev_calculated>0)
    
74.       limit++;
    
75. //--- macd counted in the 1-st buffer
    
76.    for(i=0; i<limit; i++)
    
77.       ExtMacdBuffer[i]=iMA(NULL,0,InpFastEMA,0,MODE_EMA,PRICE_CLOSE,i)-
    
78.                     iMA(NULL,0,InpSlowEMA,0,MODE_EMA,PRICE_CLOSE,i);
    
79. //--- signal line counted in the 2-nd buffer
    
80.    SimpleMAOnBuffer(rates_total,prev_calculated,0,InpSignalSMA,ExtMacdBuffer,ExtSignalBuffer);
    
81. //--- done
    
82.    return(rates_total);
    
83.   }
    
84. //+------------------------------------------------------------------+

复制代码