//+------------------------------------------------------------------+
//| iFractals.mq4 |
//| Copyright © 2008, lotos4u |
//| lotos4u@gmail.com |
//+------------------------------------------------------------------+
#property copyright «Copyright © 2008, lotos4u»
#property link «lotos4u@gmail.com»

#property indicator_chart_window
#property indicator_buffers 6

#property indicator_width1 4
#property indicator_width2 4
#property indicator_width3 2
#property indicator_width4 2
#property indicator_width5 2
#property indicator_width6 2

#property indicator_color1 Blue
#property indicator_color2 Red
#property indicator_color3 Gold
#property indicator_color4 Gold
#property indicator_color5 White
#property indicator_color6 White

extern int LeftBars = 2;
extern int RightBars = 2;

double LineUpBuffer1[];
double LineDownBuffer2[];
double ArrowUpBuffer3[];
double ArrowDownBuffer4[];
double ArrowBreakUpBuffer5[];
double ArrowBreakDownBuffer6[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
SetIndexStyle(0, DRAW_LINE);
SetIndexArrow(0, 158);
SetIndexBuffer(0, LineUpBuffer1);
SetIndexEmptyValue(0, 0.0);
SetIndexLabel(0, «Фрактальное сопротивление»);
SetIndexStyle(1, DRAW_LINE);
SetIndexArrow(1, 158);
SetIndexBuffer(1, LineDownBuffer2);
SetIndexEmptyValue(1, 0.0);
SetIndexLabel(1, «Фрактальная поддержка»);

SetIndexStyle(2, DRAW_ARROW);
SetIndexArrow(2, 119);
//SetIndexArrow(2, 217);
SetIndexBuffer(2, ArrowUpBuffer3);
SetIndexEmptyValue(2, 0.0);
SetIndexLabel(2, «Фрактал ВЕРХ»);
SetIndexStyle(3, DRAW_ARROW);
SetIndexArrow(3, 119);
//SetIndexArrow(3, 218);
SetIndexBuffer(3, ArrowDownBuffer4);
SetIndexEmptyValue(3, 0.0);
SetIndexLabel(3, «Фрактал ВНИЗ»);

SetIndexStyle(4, DRAW_ARROW);
SetIndexArrow(4, 119);
//SetIndexArrow(4, 217);
SetIndexBuffer(4, ArrowBreakUpBuffer5);
SetIndexEmptyValue(4, 0.0);
SetIndexLabel(4, «Пробой ВВЕРХ»);
SetIndexStyle(5, DRAW_ARROW);
SetIndexArrow(5, 119);
//SetIndexArrow(5, 218);
SetIndexBuffer(5, ArrowBreakDownBuffer6);
SetIndexEmptyValue(5, 0.0);
SetIndexLabel(5, «Пробой ВНИЗ»);

return(0);
}

//+------------------------------------------------------------------+
//| Custom indicator deinitialization function |
//+------------------------------------------------------------------+
int deinit(){return(0);}

//+------------------------------------------------------------------+
//| 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+MathMax(LeftBars,RightBars);

for(int i = limit-1; i >= 0; i--)
{
LineUpBuffer1[i] = isFractalUp(i, LeftBars, RightBars,limit);
if(LineUpBuffer1[i] == 0)
LineUpBuffer1[i] = LineUpBuffer1[i+1];
else
ArrowUpBuffer3[i] = LineUpBuffer1[i];
LineDownBuffer2[i] = isFractalDown(i, LeftBars, RightBars,limit);
if(LineDownBuffer2[i] == 0)
LineDownBuffer2[i] = LineDownBuffer2[i+1];
else
ArrowDownBuffer4[i] = LineDownBuffer2[i];
if(Close[i] < LineDownBuffer2[i] && Close[i+1] >= LineDownBuffer2[i+1])
ArrowBreakDownBuffer6[i] = Close[i];
}
//LineUpBuffer1[-1] = LineUpBuffer1[0];
//LineDownBuffer2[-1] = LineDownBuffer2[0];
return(0);
}

double isFractalUp(int index, int lBars, int rBars, int maxind)
{
int left = lBars, right = rBars;
double max = High[index]; //Принимаем за максимум значение Хая исследуемого бара
for(int i = index — right; i <= (index + left); i++)
{
if (i<0 || i>maxind) return(0);
if(!(High[i] > 0.0))return(0);
if(max < High[i] && i != index)
{
if(max < High[i]) return(0);
if(MathAbs(i — index) > 1) return(0);
}
}
return(max);
}

double isFractalDown(int index, int lBars, int rBars, int maxind)
{
int left = lBars, right = rBars;
double min = Low[index], test;
for(int i = index — right; i <= (index + left); i++)
{
if (i<0 || i>maxind) return(0);
if(!(Low[i] > 0.0))return(0);
//if(min >= Low[i] && i != index)
if(min > Low[i] && i != index)
{
if(min > Low[i])
return(0);

if(MathAbs(i — index) > 1)
return(0);
}

}
return(min);
}