//+------------------------------------------------------------------+
//|                                              +++Urban_Towers.mq4 |
//|                                 Copyright © 2010, XrustSolution. |
//|                                           mail: xrustx@gmail.com |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2010, XrustSolution."
#property link      "mail: xrustx@gmail.com"
#property indicator_chart_window
#property indicator_buffers 8
#property indicator_color1 DodgerBlue
#property indicator_color2 DodgerBlue
#property indicator_color3 DodgerBlue
#property indicator_color4 Green
#property indicator_color5 Green
#property indicator_color8 Green
#property indicator_color6 Aqua
#property indicator_color7 Red
//+------------------------------------------------------------------+
extern    int       Start_Period_Ma  = 9;
extern    int       Step_Period_Ma   = 2;
extern    int       Ma_Price         = 0;
extern    int       Ma_Metod         = 1;
extern    bool      Show_Ma          = true;
extern    int       Trand_back_count = 3;
//+------------------------------------------------------------------+
//---- buffers
double ma1[];
double ma2[];
double ma3[];
double ma4[];
double ma5[];
double ma6[];
double up[];
double dn[];
int draw=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   if(!Show_Ma){draw=12;}
   SetIndexStyle(0,draw);
   SetIndexLabel(0,"MA1");
   SetIndexBuffer(0,ma1);
   SetIndexStyle(1,draw);
   SetIndexLabel(0,"MA2");
   SetIndexBuffer(1,ma2);
   SetIndexStyle(2,draw);
   SetIndexLabel(0,"MA3");
   SetIndexBuffer(2,ma3);
   SetIndexStyle(3,draw);
   SetIndexLabel(0,"MA4");
   SetIndexBuffer(3,ma4);
   SetIndexStyle(4,draw);
   SetIndexLabel(0,"MA5");
   SetIndexBuffer(4,ma5);
   SetIndexStyle(7,draw);
   SetIndexLabel(0,"MA6");
   SetIndexBuffer(7,ma6);
   SetIndexStyle(5,DRAW_ARROW,EMPTY,2);
   SetIndexArrow(5,233);
   SetIndexBuffer(5,up);
   SetIndexEmptyValue(5,0.0);
   SetIndexStyle(6,DRAW_ARROW,EMPTY,2);
   SetIndexArrow(6,234);
   SetIndexBuffer(6,dn);
   SetIndexEmptyValue(6,0.0);
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
void deinit()
  {
   for(int i=ObjectsTotal();i>=0;i--)
     {
      string nm=ObjectName(i);
      if(StringSubstr(nm,0,5)=="Level"){ObjectDelete(nm);}
     }
   CloseBy(0);
   return;
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int counted_bars=IndicatorCounted();
   if(counted_bars < 0)  return(-1);
   if(counted_bars>0) counted_bars--;
   int limit=Bars-counted_bars;
   if(counted_bars==0) limit-=1+3;

   if(counted_bars==0){ArrayInitialize(dn,0);ArrayInitialize(up,0);}
//----
   for(int i=limit;i>=0;i--)
     {
      ma1[i] = iMA(Symbol(),Period(),Start_Period_Ma,0,Ma_Metod,Ma_Price,i);
      ma2[i] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma,0,Ma_Metod,Ma_Price,i);
      ma3[i] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*2,0,Ma_Metod,Ma_Price,i);
      ma4[i] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*3,0,Ma_Metod,Ma_Price,i);
      ma5[i] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*4,0,Ma_Metod,Ma_Price,i);
      ma6[i] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*5,0,Ma_Metod,Ma_Price,i);
      int trand=Trand(i,Trand_back_count);
      if(trand>0)
        {
         if(High[i+3]>High[i+2] && High[i+2]>High[i+1])
           {
            if(High[i+3]>hi_lo(true,i+3) && High[i+2]>hi_lo(true,i+2) && High[i+1]>hi_lo(true,i+1))
              {
               if(Low[i+2]<=hi_lo(true,i+2) || Low[i+1]<=hi_lo(true,i+1))
                 {
                  if(Close[i]>High[i+1])
                    {
                     SetLevel(true,i,High[i+1]);
                     up[i]=Low[i]-10*Point;
                    }
                 }
              }
           }
        }
      if(trand<0)
        {
         if(Low[i+3]<Low[i+2] && Low[i+2]<Low[i+1])
           {
            if(Low[i+3]<hi_lo(false,i+3) && Low[i+2]<hi_lo(false,i+2) && Low[i+1]<hi_lo(false,i+1))
              {
               if(High[i+2]>=hi_lo(false,i+2) || High[i+1]>=hi_lo(false,i+1))
                 {
                  if(Close[i]<Low[i+1])
                    {
                     SetLevel(false,i,Low[i+1]);
                     dn[i]=High[i]+10*Point;
                    }
                 }
              }
           }
        }
     }
//----

   return(0);
  }
//+------------------------------------------------------------------+
//| SetLevel                                                         |
//+------------------------------------------------------------------+
void SetLevel(bool bs,int co,double pr)
  {
   color cl;
   if(bs){cl=Blue;}else{cl=Red;}
   string nm= "Level_"+Time[co];
   if(ObjectFind(nm)!=0){ObjectCreate(nm,2,0,0,0,0,0);}
   ObjectSet(nm,OBJPROP_TIME1,Time[co]+Period()*60*4);
   ObjectSet(nm,OBJPROP_TIME2,Time[co+1]);
   ObjectSet(nm,OBJPROP_PRICE1,pr);
   ObjectSet(nm,OBJPROP_PRICE2,pr);
   ObjectSet(nm,OBJPROP_COLOR,cl);
   ObjectSet(nm,OBJPROP_WIDTH,2);
   ObjectSet(nm,OBJPROP_STYLE,0);
   ObjectSet(nm,OBJPROP_RAY,false);
   return;
  }
//+------------------------------------------------------------------+
//| hi_lo                                                            |
//+------------------------------------------------------------------+
double hi_lo(bool hl,int i)
  {
   double pr[6],hi,lo;
   pr[0] = iMA(Symbol(),Period(),Start_Period_Ma,0,Ma_Metod,Ma_Price,i);
   pr[1] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma,0,Ma_Metod,Ma_Price,i);
   pr[2] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*2,0,Ma_Metod,Ma_Price,i);
   pr[3] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*3,0,Ma_Metod,Ma_Price,i);
   pr[4] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*4,0,Ma_Metod,Ma_Price,i);
   pr[5] = iMA(Symbol(),Period(),Start_Period_Ma+Step_Period_Ma*5,0,Ma_Metod,Ma_Price,i);
   ArraySort(pr,WHOLE_ARRAY,0,MODE_DESCEND);
   hi = pr[ArrayMaximum(pr)];
   lo = pr[ArrayMinimum(pr)];
   if(lo==0){lo = pr[ArrayMinimum(pr)-1];}
   if(lo==0){lo = pr[ArrayMinimum(pr)-1];}
   if(lo==0){lo = pr[ArrayMinimum(pr)-1];}
   if(hl){return(hi);}else{return(lo);}
  }
//+------------------------------------------------------------------+
//| Trand                                                            |
//+------------------------------------------------------------------+
int Trand(int pos,int co)
  {
   int tr=0;
   for(int i=pos;i<pos+co;i++)
     {
      if(ma1[i]>ma2[i+1]){tr++;}
      if(ma1[i]<ma2[i+1]){tr--;}
     }
   return(tr);
  }
//+------------------------------------------------------------------+
//| CloseBy                                                          |
//+------------------------------------------------------------------+
bool CloseBy(int mn)
  {
   int ticket=0,typ=-1;
   for(int i=OrdersTotal();i>=0;i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol())
           {
            if(OrderLots()==0.1)
              {
               if(OrderMagicNumber()==mn)
                 {
                  ticket = OrderTicket();
                  typ    = OrderType();
                  break;
                 }
              }
           }
        }
     }
//   return(true);
   if(ticket==0){return(false);}
   for(i=OrdersTotal();i>=0;i--)
     {
      if(OrderSelect(i,SELECT_BY_POS,MODE_TRADES))
        {
         if(OrderSymbol()==Symbol())
           {
            if(OrderLots()==0.1/2)
              {
               if(OrderTicket()!=ticket)
                 {
                  if(OrderMagicNumber()==mn)
                    {
                     if(typ==0 && OrderType()==1)
                       {
                        if(OrderCloseBy(OrderTicket(),ticket,Green))
                          {
                           return(true);
                             }else{return(false);
                          }
                       }
                     if(typ==1 && OrderType()==0)
                       {
                        if(OrderCloseBy(OrderTicket(),ticket,Green))
                          {
                           return(true);
                          }
                       }
                    }
                 }
              }
           }
        }
     }
   return(false);
  }
//+------------------------------------------------------------------+