/*------------------------------------------------------------------+
 |                                                BB_Support_Up.mq4 |
 |                                                 Copyright © 2010 |
 |                                             basisforex@gmail.com |
 +------------------------------------------------------------------*/
#property copyright "Copyright © 2010, basisforex@gmail.com"
#property link      "basisforex@gmail.com"
//-----
#property indicator_chart_window
#property indicator_buffers 8
#property indicator_color1 White
#property indicator_color2 Yellow
#property indicator_color3 Blue
#property indicator_color4 Black
#property indicator_color5 White
#property indicator_color6 Yellow
#property indicator_color7 Blue
#property indicator_color8 Black
//-----
extern int        n0Period    = 20;
extern int        n0Deviation = 2;
extern int        n1Period    = 20;
extern int        n1Deviation = 2;
extern int        n2Period    = 20;
extern int        n2Deviation = 2;
extern int        n3Period    = 20;
extern int        n3Deviation = 2;
//-----
extern int        MaShift     = 0;
extern int        PRICE_Ma    = 6;
//-----
double U0[];
double U1[];
double U2[];
double U3[];
double D0[];
double D1[];
double D2[];
double D3[];
//+------------------------------------------------------------------+
int init()
 {
   SetIndexShift(0, MaShift);
   SetIndexShift(1, MaShift);
   SetIndexShift(2, MaShift);
   SetIndexShift(3, MaShift);
   SetIndexShift(4, MaShift);
   SetIndexShift(5, MaShift);
   SetIndexShift(6, MaShift);
   SetIndexShift(7, MaShift);
   //-----
   SetIndexBuffer(0, U0);
   SetIndexBuffer(1, U1);
   SetIndexBuffer(2, U2);
   SetIndexBuffer(3, U3);
   SetIndexBuffer(4, D0);
   SetIndexBuffer(5, D1);
   SetIndexBuffer(6, D2);
   SetIndexBuffer(7, D3);
   //-----
   SetIndexStyle(0, DRAW_LINE);
   SetIndexStyle(1, DRAW_LINE);
   SetIndexStyle(2, DRAW_LINE);
   SetIndexStyle(3, DRAW_LINE);
   SetIndexStyle(4, DRAW_LINE);
   SetIndexStyle(5, DRAW_LINE);
   SetIndexStyle(6, DRAW_LINE);
   SetIndexStyle(7, DRAW_LINE);
   //-----
   return(0);
 }
//+------------------------------------------------------------------+
string GetNextTF(int curTF)
 {
   switch(curTF)
    {
      case 1:
        return("5=15#30");
        break;
      case 5:
        return("15=30#60");
        break; 
      case 15:
        return("30=60#240");
        break;
      case 30:
        return("60=240#1440");
        break;
      case 60:
        return("240=1440#10080");
        break;
      case 240:
        return("1440=10080#43200");
        break;        
    }
 }
//+------------------------------------------------------------------+
int start()
 {
   int limit;
   int counted_bars = IndicatorCounted();
   if(counted_bars < 0) return(-1);
   if(counted_bars > 0) counted_bars--;
   limit = Bars - counted_bars;
   string T = GetNextTF(Period());
   int tf1 = StrToDouble(StringSubstr(T, 0, StringFind(T, "=", 0)));
   int tf2 = StrToDouble(StringSubstr(T, StringFind(T, "=", 0) + 1, StringFind(T, "#", 0)));
   int tf3 = StrToDouble(StringSubstr(T, StringFind(T, "#", 0) + 1, StringLen(T)));
   Comment(tf1, " Yellow  ", "\n", tf2, " Blue ", "\n", tf3, " Black");
   for(int i = 0; i < limit; i++)
    {
      U0[i]   = iBands(NULL, Period(), n0Period, n0Deviation, 0, PRICE_Ma, MODE_UPPER, i);
      U1[i]   = iBands(NULL, tf1, n1Period, n1Deviation, 0, PRICE_Ma, MODE_UPPER, i / (tf1 / Period()));
      U2[i]   = iBands(NULL, tf2, n2Period, n2Deviation, 0, PRICE_Ma, MODE_UPPER, i / (tf2 / Period()));
      U3[i]   = iBands(NULL, tf3, n3Period, n3Deviation, 0, PRICE_Ma, MODE_UPPER, i / (tf3 / Period()));
      //-----
      D0[i]  = iBands(NULL, Period(), n0Period, n0Deviation, 0, PRICE_Ma, MODE_LOWER, i);
      D1[i]  = iBands(NULL, tf1, n1Period, n1Deviation, 0, PRICE_Ma, MODE_LOWER, i / (tf1 / Period()));
      D2[i]  = iBands(NULL, tf2, n2Period, n2Deviation, 0, PRICE_Ma, MODE_LOWER, i / (tf2 / Period()));
      D3[i]  = iBands(NULL, tf3, n3Period, n3Deviation, 0, PRICE_Ma, MODE_LOWER, i / (tf3 / Period()));
    }    
   //-----
   return(0);
 }
//+------------------------------------------------------------------+