Waddah_Attar_Trend_Candles

ÿþ//+---------------------------------------------------------------------+

//|                                      Waddah_Attar_Trend_Candles.mq5 |

//|                                 Copyright © 2007, Eng. Waddah Attar | 

//|                                            waddahattar@hotmail.comu | 

//+---------------------------------------------------------------------+ 

//| ;O @01>BK  8=48:0B>@0  A;54C5B  ?>;>68BL D09; SmoothAlgorithms.mqh |

//| 2 ?0?:C (48@5:B>@8N): :0B0;>3_40==KE_B5@<8=0;0\\MQL5\Include        |

//+---------------------------------------------------------------------+

#property copyright "Copyright © 2007, Eng. Waddah Attar"

#property link "waddahattar@hotmail.com" 

//---- =><5@ 25@A88 8=48:0B>@0

#property version   "1.00"

//---- >B@8A>2:0 8=48:0B>@0 2 >B45;L=>< >:=5

#property indicator_separate_window 

//---- 4;O @0AG5B0 8 >B@8A>2:8 8=48:0B>@0 8A?>;L7>20=> ?OBL 1CD5@>2

#property indicator_buffers 5

//---- 8A?>;L7>20=> 2A53> >4=> 3@0D8G5A:>5 ?>AB@>5=85

#property indicator_plots   1

//+-----------------------------------+

//|  0@0<5B@K >B@8A>2:8 8=48:0B>@0   |

//+-----------------------------------+

//---- 2 :0G5AB25 8=48:0B>@0 8A?>;L7>20=K F25B=K5 A25G8

#property indicator_type1   DRAW_COLOR_CANDLES

#property indicator_color1  clrDodgerBlue,clrDeepPink

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label1  "Waddah_Attar_Trend_Open;Waddah_Attar_Trend_High;Waddah_Attar_Trend_Low;Waddah_Attar_Trend_Close"

//+-----------------------------------+

//|  ?8A0=85 :;0AA>2 CA@54=5=89      |

//+-----------------------------------+

#include <SmoothAlgorithms.mqh> 

//+-----------------------------------+

//---- >1JO2;5=85 ?5@5<5==KE :;0AA0 CXMA 87 D09;0 SmoothAlgorithms.mqh

CXMA XMA1[4],XMA2[4],XMA3[4];

//+-----------------------------------+

//|  >1JO2;5=85 ?5@5G8A;5=89          |

//+-----------------------------------+

enum Applied_price_ //"8? :>=AB0=BK

  {

   PRICE_CLOSE_ = 1,     //Close

   PRICE_OPEN_,          //Open

   PRICE_HIGH_,          //High

   PRICE_LOW_,           //Low

   PRICE_MEDIAN_,        //Median Price (HL/2)

   PRICE_TYPICAL_,       //Typical Price (HLC/3)

   PRICE_WEIGHTED_,      //Weighted Close (HLCC/4)

   PRICE_SIMPL_,         //Simpl Price (OC/2)

   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 

   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 

   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price 

   PRICE_DEMARK_         //Demark Price 

  };

//+-----------------------------------+

//|  >1JO2;5=85 ?5@5G8A;5=89          |

//+-----------------------------------+

/*enum Smooth_Method - ?5@5G8A;5=85 >1JO2;5=> 2 D09;5 SmoothAlgorithms.mqh

  {

   MODE_SMA_,  //SMA

   MODE_EMA_,  //EMA

   MODE_SMMA_, //SMMA

   MODE_LWMA_, //LWMA

   MODE_JJMA,  //JJMA

   MODE_JurX,  //JurX

   MODE_ParMA, //ParMA

   MODE_T3,    //T3

   MODE_VIDYA, //VIDYA

   MODE_AMA,   //AMA

  }; */

//+-----------------------------------+

//|  %+  " + "      |

//+-----------------------------------+

input Smooth_Method XMA_Method=MODE_T3; //<5B>4 CA@54=5=8O 38AB>3@0<<K

input uint Fast_XMA = 12; //?5@8>4 1KAB@>3> <C28=30 MACD

input uint Slow_XMA = 26; //?5@8>4 <54;5==>3> <C28=30 MACD

input int XPhase=100;  //?0@0<5B@ CA@54=5=8O <C28=3>2 MACD,

//---- ;O VIDIA MB> ?5@8>4 CMO, 4;O AMA MB> ?5@8>4 <54;5==>9 A:>;L7OI59

input Smooth_Method XXMethod=MODE_JJMA; //<5B>4 CA@54=5=8O MA

input int XXMA=9; //?5@8>4 MA

input int XXPhase=100; // ?0@0<5B@ MA,

//--- XPhase: 4;O JJMA 87<5=ONI89AO 2 ?@545;0E -100 ... +100, 2;8O5B =0 :0G5AB2> ?5@5E>4=>3> ?@>F5AA0;

//--- XPhase: 4;O VIDIA MB> ?5@8>4 CMO, 4;O AMA MB> ?5@8>4 <54;5==>9 A:>;L7OI59

input uint GapMinimum=10; //<8=8<0;L=K9 3M? 2 ?C=:B0E

//+-----------------------------------+

//---- 1JO2;5=85 F5;KE ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

int min_rates_total;

//---- >1JO2;5=85 48=0<8G5A:8E <0AA82>2, :>B>@K5 1C4CB 2 40;L=59H5< 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double ExtOpenBuffer[];

double ExtHighBuffer[];

double ExtLowBuffer[];

double ExtCloseBuffer[];

double ExtColorBuffer[];

//+------------------------------------------------------------------+    

//| Custom indicator initialization function                         | 

//+------------------------------------------------------------------+  

void OnInit()

  {

//---- =8F80;870F8O ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

   int min_rates_1=MathMax(GetStartBars(XMA_Method,Fast_XMA,XPhase),GetStartBars(XMA_Method,Slow_XMA,XPhase));

   int min_rates_2=GetStartBars(XXMethod,XXMA,XXPhase);

   min_rates_total=MathMax(min_rates_1,min_rates_2);

//---- ?@52@0I5=85 48=0<8G5A:8E <0AA82>2 2 8=48:0B>@=K5 1CD5@K

   SetIndexBuffer(0,ExtOpenBuffer,INDICATOR_DATA);

   SetIndexBuffer(1,ExtHighBuffer,INDICATOR_DATA);

   SetIndexBuffer(2,ExtLowBuffer,INDICATOR_DATA);

   SetIndexBuffer(3,ExtCloseBuffer,INDICATOR_DATA);

//---- ?@52@0I5=85 48=0<8G5A:>3> <0AA820 2 F25B>2>9, 8=45:A=K9 1CD5@   

   SetIndexBuffer(4,ExtColorBuffer,INDICATOR_COLOR_INDEX);

//---- >ACI5AB2;5=85 A42830 =0G0;0 >BAG5B0 >B@8A>2:8 8=48:0B>@0

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

//---- CAB0=>2:0 7=0G5=89 8=48:0B>@0, :>B>@K5 =5 1C4CB 2848<K =0 3@0D8:5

   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,NULL);

//---- 70?@5B =0 >B>1@065=85 7=0G5=89 8=48:0B>@0 2 ;52>< 25@E=5< C3;C >:=0 8=48:0B>@0

   PlotIndexSetInteger(0,PLOT_SHOW_DATA,false);



//--- A>740=85 8<5=8 4;O >B>1@065=8O 2 >B45;L=>< ?>4>:=5 8 2> 2A?;K20NI59 ?>4A:07:5

   IndicatorSetString(INDICATOR_SHORTNAME,"Waddah_Attar_Trend_Candles");

//--- >?@545;5=85 B>G=>AB8 >B>1@065=8O 7=0G5=89 8=48:0B>@0

   IndicatorSetInteger(INDICATOR_DIGITS,0);

//---- 7025@H5=85 8=8F80;870F88

  }

//+------------------------------------------------------------------+  

//| Custom iteration function                                        | 

//+------------------------------------------------------------------+  

int OnCalculate(

                const int rates_total,    // :>;8G5AB2> 8AB>@88 2 10@0E =0 B5:CI5< B8:5

                const int prev_calculated,// :>;8G5AB2> 8AB>@88 2 10@0E =0 ?@54K4CI5< B8:5

                const datetime &time[],

                const double &open[],

                const double &high[],

                const double &low[],

                const double &close[],

                const long &tick_volume[],

                const long &volume[],

                const int &spread[]

                )

  {

//---- @>25@:0 :>;8G5AB20 10@>2 =0 4>AB0B>G=>ABL 4;O @0AGQB0

   if(rates_total<min_rates_total) return(0);



//---- 1JO2;5=85 F5;KE ?5@5<5==KE

   int first;

//---- 1JO2;5=85 ?5@5<5==KE A ?;020NI59 B>G:>9  

   double price[4],fast_xma,slow_xma,xmacd,xma,watrend[4];



//---- =8F80;870F8O 8=48:0B>@0 2 1;>:5 OnCalculate()

   if(prev_calculated>rates_total || prev_calculated<=0)// ?@>25@:0 =0 ?5@2K9 AB0@B @0AGQB0 8=48:0B>@0

     {

      first=1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 2A5E 10@>2 ?5@2>3> F8:;0

      ArrayInitialize(watrend,NULL);

      ExtCloseBuffer[first-1]=0;

     }

   else // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2

     {

      first=prev_calculated-1;

     }



//---- A=>2=>9 F8:; @0AGQB0 8=48:0B>@0

   for(int bar=first; bar<rates_total && !IsStopped(); bar++)

     {

      price[0]=open[bar];

      price[1]=high[bar];

      price[2]=low[bar];

      price[3]=close[bar];

      ArrayInitialize(watrend,NULL);



      for(int count=0; count<4; count++)

        {

         fast_xma=XMA1[count].XMASeries(1,prev_calculated,rates_total,XMA_Method,XPhase,Fast_XMA,price[count],bar,false);

         slow_xma=XMA2[count].XMASeries(1,prev_calculated,rates_total,XMA_Method,XPhase,Slow_XMA,price[count],bar,false);

         xmacd=(fast_xma-slow_xma)/_Point;

         xma=XMA3[count].XMASeries(1,prev_calculated,rates_total,XXMethod,XXPhase,XXMA,price[count],bar,false)/_Point;

         watrend[count]=xmacd*xma;

        }

      

      if(MathAbs(open[bar]-close[bar-1])<GapMinimum) watrend[0]=ExtCloseBuffer[bar-1];

      ExtHighBuffer[bar]=watrend[3-ArrayMaximum(watrend)];

      ExtLowBuffer[bar]=watrend[3-ArrayMinimum(watrend)];      

      ExtOpenBuffer[bar]=watrend[0];

      ExtCloseBuffer[bar]=watrend[3];      

      

      if(ExtCloseBuffer[bar]>=ExtOpenBuffer[bar]) ExtColorBuffer[bar]=0;

      else ExtColorBuffer[bar]=1;

     }

//----     

   return(rates_total);

  }

//+------------------------------------------------------------------+