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Support and Resistance Breakout Arrows【支撑阻力突破箭头】

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  1. //+------------------------------------------------------------------+
  2. //|                                          Support and Resistance  |
  3. //|                                  Copyright ?2004 Barry Stander  |
  4. //|                           Arrows added by Lennoi Anderson, 2015  |
  5. //+------------------------------------------------------------------+
  6. #property copyright "Copyright ?2004 Barry Stander; Arrow alerts by Lennoi Anderson, 2015."
  7. #property indicator_chart_window
  8. #property indicator_buffers 4
  9. #property indicator_color1 Blue
  10. #property indicator_color2 Red
  11. #property indicator_color3 Blue
  12. #property indicator_color4 Magenta
  13. #property indicator_width3 2
  14. #property indicator_width4 2

  16. extern bool RSICCI_Filter = FALSE;
  17. extern double RSIPeriod = 14;
  18. extern double RSIOverbought = 75;
  19. extern double RSIOversold = 25;
  20. extern double CCIPeriod = 14;
  21. extern double CCIBuyLevel = 50;
  22. extern double CCISellLevel = -50;
  23. extern int SignalDots = 3;
  24. extern bool alerts = TRUE;
  25. extern bool ApplyToClose = TRUE;
  26. extern int BarCount = 10000;

  28. bool HighBreakout = FALSE;
  29. bool HighBreakPending = FALSE;        
  30. bool LowBreakout = FALSE;
  31. bool LowBreakPending = FALSE;
  32. double LastResistance = 0;
  33. double LastSupport = 0;
  34. double alertBar = 0;
  35. //---- buffers
  36. double v1[];
  37. double v2[];
  38. double BreakUp[];
  39. double BreakDown[];
  40. double val1;
  41. double val2;
  42. int counter1;
  43. int counter2;
  44. //+------------------------------------------------------------------+
  45. //|                                                                  |
  46. //+------------------------------------------------------------------+  
  47. int init()
  48. {
  49. //---- drawing settings
  50.    SetIndexArrow(0, 119);
  51.    SetIndexArrow(1, 119);
  52. //----  
  53.    SetIndexStyle(0, DRAW_ARROW, STYLE_DOT, 0, Red);
  54.    //SetIndexDrawBegin(0, i-1);
  55.    SetIndexBuffer(0, v1);
  56.    SetIndexLabel(0, "Resistance");
  57. //----   
  58.    SetIndexStyle(1, DRAW_ARROW, STYLE_DOT, 0, Blue);
  59.    //SetIndexDrawBegin(1, i-1);
  60.    SetIndexBuffer(1, v2);
  61.    SetIndexLabel(1, "Support");
  62. //----
  63.    SetIndexStyle(2, DRAW_ARROW, EMPTY, 2);
  64.    SetIndexArrow(2, 233);
  65.    SetIndexBuffer(2, BreakUp);
  66. //----   
  67.    SetIndexStyle(3, DRAW_ARROW, EMPTY, 2);
  68.    SetIndexArrow(3, 234);
  69.    SetIndexBuffer(3, BreakDown);
  70.    return(0);
  71. }
  72. //+------------------------------------------------------------------+
  73. int start()
  74. {   
  75. //----
  76.    for(int i = BarCount; i >=0; i--)
  77.    {   
  78.        val1 = iFractals(NULL, 0, MODE_UPPER, i);
  79.        //----
  80.        if(val1 > 0)
  81.        {
  82.            v1[i] = High[i];
  83.            counter1 = 1;         
  84.        }
  85.        else
  86.        {
  87.            v1[i] = v1[i+1];
  88.            counter1++;           
  89.        }
  90.        val2 = iFractals(NULL, 0, MODE_LOWER, i);
  91.        //----
  92.        if(val2 > 0)
  93.        {
  94.            v2[i] = Low[i];
  95.            counter2 = 1;     
  96.        }
  97.        else
  98.        {
  99.            v2[i] = v2[i+1];
  100.            counter2++;        
  101.        }
  102.                     
  103.        if (v1[i] != LastResistance) { HighBreakPending = True; LastResistance = v1[i]; }
  104.        if (v2[i] != LastSupport) { LowBreakPending = True; LastSupport = v2[i]; }  
  105.                   
  106.        if (HighBreakPending && Close[i] > v1[i] && (!RSICCI_Filter || (RSICCI_Filter && iRSI(NULL, 0, RSIPeriod, PRICE_CLOSE, i) < RSIOverbought &&
  107.            iCCI(Symbol(), NULL, CCIPeriod, PRICE_CLOSE, i) > CCIBuyLevel)) && counter1 >= SignalDots) HighBreakout = TRUE;
  108.        if (LowBreakPending && Close[i] < v2[i] && (!RSICCI_Filter || (RSICCI_Filter && iRSI(NULL, 0, RSIPeriod, PRICE_CLOSE, i) > RSIOversold &&
  109.            iCCI(Symbol(), NULL, CCIPeriod, PRICE_CLOSE, i) < CCISellLevel)) && counter2 >= SignalDots) LowBreakout = TRUE;
  110.            
  111.        if (ApplyToClose) int alertCandle = 1; else alertCandle = 0;         
  112.       
  113.        if (HighBreakout)
  114.        {         
  115.          if (i >= alertCandle) BreakUp[i] = Low[i]-10*Point;
  116.          if (alerts && i == alertCandle && Bars > alertBar)
  117.          {
  118.            alert(Symbol(), " M", Period(), ": Resistance Breakout: BUY");
  119.            alertBar = Bars;
  120.          }
  121.          HighBreakout = False;
  122.          HighBreakPending = False;
  123.        } else
  124.        if (LowBreakout)
  125.        {
  126.          if (i >= alertCandle) BreakDown[i] = High[i]+10*Point;              
  127.          if (alerts && i==alertCandle && Bars>alertBar)
  128.          {  
  129.            alert(Symbol(), " M", Period(), ": Support Breakout: SELL");
  130.            alertBar = Bars;
  131.          }
  132.          LowBreakout = False;
  133.          LowBreakPending = False;
  134.        }   
  135.    }  
  136.    return(0);
  137. }
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