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#property copyright "Copyright © 2009, Julien Loutre"
#property link      "http://www.forexcomm.com"
#property  indicator_chart_window
#property indicator_buffers  2
#property  indicator_color1  LightSkyBlue
#property  indicator_color2  Plum
 
 
 
extern int       Band_Period   = 48;
extern int       price_type    = 0; // 0 = High/Low | 1 = Open/Close
 
 
//---- buffers
double WWBuffer1[];
double WWBuffer2[];
double WWBuffer3[];
 
double ATR;
 
int init() {
   IndicatorBuffers(2);

   SetIndexStyle(0,DRAW_LINE,1);
   SetIndexStyle(1,DRAW_LINE,1);
   
   SetIndexLabel(0, "High");
   SetIndexLabel(1, "Low");
   
   SetIndexBuffer(0, WWBuffer1);
   SetIndexBuffer(1, WWBuffer2);
   
   IndicatorDigits(Digits+2);
   
   IndicatorShortName("Automatic Fibonacci");
   
   ObjectCreate("AutoFibo", OBJ_FIBO, 0, Time[0],High[0],Time[0],Low[0]);
   
   return(0);
}
int deinit() {
   ObjectDelete("AutoFibo");
}
int start() {
   int    counted_bars=IndicatorCounted();
   int    limit,i;
   
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
   
   for(i=limit-1; i>=0; i--) {
 
      WWBuffer1[i] = getPeriodHigh(Band_Period,i);
      WWBuffer2[i] = getPeriodLow(Band_Period,i);
      
      ObjectSet("AutoFibo", OBJPROP_TIME1, Time[Band_Period]);
      ObjectSet("AutoFibo", OBJPROP_TIME2, Time[0]);
      if (Open[Band_Period] < Open[0]) { // Up
         ObjectSet("AutoFibo", OBJPROP_PRICE1, getPeriodHigh(Band_Period,i));
         ObjectSet("AutoFibo", OBJPROP_PRICE2, getPeriodLow(Band_Period,i));
      } else {
         ObjectSet("AutoFibo", OBJPROP_PRICE1, getPeriodLow(Band_Period,i));
         ObjectSet("AutoFibo", OBJPROP_PRICE2, getPeriodHigh(Band_Period,i));
      }
      
   }
   return(0);
}
 
double getPeriodHigh(int period, int pos) {
   int i;
   double buffer = 0;
   for (i=pos;i<=pos+period;i++) {
      if (price_type == 0) {
         if (High[i] > buffer) {
            buffer = High[i];
         }
      } else {
         if (Open[i] > Close[i]) { // Down
            if (Open[i] > buffer) {
               buffer = Open[i];
            }
         } else {
            if (Close[i] > buffer) {
               buffer = Close[i];
            }
         }
      }
   }
   return (buffer);
}
double getPeriodLow(int period, int pos) {
   int i;
   double buffer = 100000;
   for (i=pos;i<=pos+period;i++) {
      if (price_type == 0) {
         if (Low[i] < buffer) {
            buffer = Low[i];
         }
      } else {
         if (Open[i] > Close[i]) { // Down
            if (Close[i] < buffer) {
               buffer = Close[i];
            }
         } else {
            if (Open[i] < buffer) {
               buffer = Open[i];
            }
         }
      }
   }
   return (buffer);
}