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chart overlay mtf

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XAUUSDM30.png

  1. //+------------------------------------------------------------------+
  2. //|                                       MTF_OverLay Chart(yyr).mq4 Ver.1.10 |
  3. //|                                      Copyright?2006-2007 S.B.T. |
  4. //|                                     http://sufx.core.t3-ism.net/ |
  5. //+------------------- DO NOT REMOVE THIS HEADER --------------------+
  6. //|  This script is free to use/distribute/modify and re-distribute. |
  7. //|                                  (Limited to noncommercial use.)
  8. //|  Thank you for S.B.T.,yangelong redited from your OverLay Chart.mq4        
  9. //+------------------------------------------------------------------+

  11. //Indicator Properties
  12. #property copyright "Copyright?2006 S.B.T."
  13. #property link      "http://sufx.core.t3-ism.net/"
  14. #property indicator_chart_window
  15. #property indicator_buffers 4


  18. //Indicator Parameters
  19. extern string SubSymbol = "EURUSD";
  20. extern int    Timeframe=60;
  21. extern color BullBarColor = MediumSeaGreen;
  22. extern color BearBarColor = Orange;
  23. //extern color GridColor = Black;
  24. extern bool Mirroring = false;

  26. //Global Variables
  27. string Prefix; //Indicator Prefix
  28. int Grid = 10; //Grid Lines
  29. int SnapPips = 10;  //Snap Pips For Grid Lines


  32. //Indicator Buffers
  33. double ExtMapBuffer1[];
  34. double ExtMapBuffer2[];
  35. double ExtMapBuffer3[];
  36. double ExtMapBuffer4[];



  40. //+------------------------------------------------------------------+
  41. //| Custom indicator initialization function                         |
  42. //+------------------------------------------------------------------+
  43. int init() {

  45.    //Initialize Indexes
  46.    Prefix = "OverLayChart" + SubSymbol;

  48.    IndicatorShortName( "OverLay Chart( " + SubSymbol + " )" );

  50.    SetIndexBuffer( 0, ExtMapBuffer1 );
  51.    SetIndexBuffer( 1, ExtMapBuffer2 );
  52.    SetIndexBuffer( 2, ExtMapBuffer3 );
  53.    SetIndexBuffer( 3, ExtMapBuffer4 );

  55.    SetIndexStyle( 0, DRAW_HISTOGRAM, DRAW_LINE, 1, BullBarColor );
  56.    SetIndexStyle( 1, DRAW_HISTOGRAM, DRAW_LINE, 1, BearBarColor );
  57.    SetIndexStyle ( 2, DRAW_HISTOGRAM, DRAW_LINE, 2, BullBarColor );
  58.    SetIndexStyle( 3, DRAW_HISTOGRAM, DRAW_LINE, 2, BearBarColor );

  60.    SetIndexEmptyValue( 0, 0.0 );
  61.    SetIndexEmptyValue( 1, 0.0 );
  62.    SetIndexEmptyValue( 2, 0.0 );
  63.    SetIndexEmptyValue( 3, 0.0 );


  66.    return( 0 );
  67. }



  71. //+------------------------------------------------------------------+
  72. //| Custom indicator deinitialization function                       |
  73. //+------------------------------------------------------------------+
  74. int deinit() {
  75.    int _i;
  76.    
  77.    

  79.    //Delete Objects
  80.         ObjectDelete( Prefix + "Status" );
  81.         ObjectDelete( Prefix + "Copyright" );

  83.         for ( _i = 1; _i <= Grid ; _i ++ ) {
  84.            ObjectDelete( Prefix + "Grid" + _i );
  85.            ObjectDelete( Prefix + "Price" + _i );
  86.    }


  89.    return( 0 );
  90. }



  94. //+------------------------------------------------------------------+
  95. //| Custom indicator iteration function                              |
  96. //+------------------------------------------------------------------+
  97. int start() {
  98.    int _BarsCount;
  99.    double _CurRangeHigh, _CurRangeLow, _CurRangeCenter;
  100.    double _SubRangeHigh, _SubRangeLow, _SubRangeCenter;
  101.    double _SubPoint, _SubDigit;
  102.    double _SubOpen, _SubHigh, _SubLow, _SubClose;
  103.    double _PipsRatio;
  104.    double _GridPips, _GridPrice;
  105.    int _i;



  109.    //Initialize Buffers
  110.         RefreshRates();

  112.    ArrayInitialize( ExtMapBuffer1, 0.0 );
  113.    ArrayInitialize( ExtMapBuffer2, 0.0 );
  114.    ArrayInitialize( ExtMapBuffer3, 0.0 );
  115.    ArrayInitialize( ExtMapBuffer4, 0.0 );


  118.    //Calculate Visible Bars
  119.    _BarsCount = BarsPerWindow() + 1;
  120.    int _FirstBar = FirstVisibleBar();
  121.    int _LastBar = _FirstBar - _BarsCount + 1;
  122.    if ( _LastBar < 0 ) {
  123.       _LastBar = 0;
  124.       _BarsCount = _FirstBar + 1;
  125.    }


  128.    //Calculate Chart Ratio
  129.    _CurRangeHigh = High[Highest(NULL, 0, MODE_HIGH, _BarsCount, _LastBar)];
  130.    _CurRangeLow = Low[Lowest(NULL, 0, MODE_LOW, _BarsCount, _LastBar)];
  131.    _CurRangeCenter = ( _CurRangeHigh + _CurRangeLow ) / 2;

  133.    if ( Mirroring ) {
  134.       _SubRangeHigh = iLow( SubSymbol, Timeframe, Lowest( SubSymbol, Timeframe, MODE_LOW, _BarsCount, _LastBar ) );
  135.       _SubRangeLow = iHigh( SubSymbol, Timeframe, Highest( SubSymbol, Timeframe, MODE_HIGH, _BarsCount, _LastBar ) );
  136.    } else {
  137.       _SubRangeHigh = iHigh( SubSymbol, Timeframe, Highest( SubSymbol, Timeframe, MODE_HIGH, _BarsCount, _LastBar ) );
  138.       _SubRangeLow = iLow( SubSymbol, Timeframe, Lowest( SubSymbol, Timeframe, MODE_LOW, _BarsCount, _LastBar ) );
  139.    }

  141.    _SubRangeCenter = ( _SubRangeHigh + _SubRangeLow ) / 2;
  142.    _SubPoint = MarketInfo( SubSymbol, MODE_POINT );
  143.    _SubDigit = MarketInfo( SubSymbol, MODE_DIGITS );

  145.    _PipsRatio = ( _CurRangeHigh - _CurRangeLow )  / ( _SubRangeHigh - _SubRangeLow );

  147.    _GridPips = ( _SubRangeHigh - _SubRangeLow ) / Grid;
  148.    _GridPips = MathRound( ( _SubRangeHigh - _SubRangeLow ) / Grid / ( _SubPoint * SnapPips ) ) * ( _SubPoint * SnapPips );


  151.    //Draw Candlesticks
  152.         for ( _i = _LastBar; _i < _LastBar + _BarsCount; _i ++ ) {
  153.       _SubOpen = iOpen( SubSymbol, Timeframe, _i ) - _SubRangeCenter;
  154.       _SubHigh = iHigh( SubSymbol, Timeframe, _i ) - _SubRangeCenter;
  155.       _SubLow = iLow( SubSymbol, Timeframe, _i ) - _SubRangeCenter;
  156.       _SubClose = iClose( SubSymbol, Timeframe, _i ) - _SubRangeCenter;

  158.       if ( Mirroring ) {
  159.          if ( _SubOpen < _SubClose ) {
  160.             ExtMapBuffer2[_i] = _CurRangeCenter + _SubHigh * _PipsRatio;
  161.             ExtMapBuffer1[_i] = _CurRangeCenter + _SubLow * _PipsRatio;
  162.          } else {
  163.             ExtMapBuffer2[_i] = _CurRangeCenter + _SubLow * _PipsRatio;
  164.             ExtMapBuffer1[_i] = _CurRangeCenter + _SubHigh * _PipsRatio;
  165.          }

  167.          ExtMapBuffer4[_i] = _CurRangeCenter + _SubClose * _PipsRatio;
  168.          ExtMapBuffer3[_i] = _CurRangeCenter + _SubOpen * _PipsRatio;
  169.       } else {
  170.          if ( _SubOpen < _SubClose ) {
  171.             ExtMapBuffer1[_i] = _CurRangeCenter + _SubHigh * _PipsRatio;
  172.             ExtMapBuffer2[_i] = _CurRangeCenter + _SubLow * _PipsRatio;
  173.          } else {
  174.             ExtMapBuffer1[_i] = _CurRangeCenter + _SubLow * _PipsRatio;
  175.             ExtMapBuffer2[_i] = _CurRangeCenter + _SubHigh * _PipsRatio;
  176.          }
  177.          ExtMapBuffer3[_i] = _CurRangeCenter + _SubClose * _PipsRatio;
  178.          ExtMapBuffer4[_i] = _CurRangeCenter + _SubOpen * _PipsRatio;
  179.       }
  180.    }


  183.    return( 0 );
  184. }
  185. //+------------------------------------------------------------------+

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