HorizontalTrendLines

ÿþ#property copyright "Scriptong"

#property link      "http://advancetools.net"

#property strict



#property indicator_chart_window



input color             i_clrForColor  = clrNONE;                                                  // Lines color for correction

input ENUM_LINE_STYLE   i_eForStyle    = STYLE_SOLID;                                              // Lines type for correction





int OnCalculate(const int rates_total,

                const int prev_calculated,

                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[])



{

   return(rates_total);

}



void OnChartEvent(const int id, const long& lparam, const double& dparam, const string& sparam)

{

   if (id != CHARTEVENT_OBJECT_CHANGE && id != CHARTEVENT_OBJECT_DRAG)   

      return;

      

   if (ObjectGetInteger(0, sparam, OBJPROP_TYPE) != OBJ_TREND)

      return;

      

   if (bool(ObjectGetInteger(0, sparam, OBJPROP_HIDDEN)))

      return;



   if (i_clrForColor != clrNONE && color(ObjectGetInteger(0, sparam, OBJPROP_COLOR)) != i_clrForColor)

      return;



   if (ENUM_LINE_STYLE(ObjectGetInteger(0, sparam, OBJPROP_STYLE)) != i_eForStyle)

      return;



   double fLeftPrice = ObjectGetDouble(0, sparam, OBJPROP_PRICE1);

   double fRightPrice = ObjectGetDouble(0, sparam, OBJPROP_PRICE2);

   

   if (fabs(fLeftPrice - fRightPrice) < Point() / 10)

      return;

      

   ObjectSetDouble(0, sparam, OBJPROP_PRICE2, fLeftPrice);

   ChartRedraw();

}