SQ9 (Price)

//+------------------------------------------------------------------+
//|                                                  SQ9 (Price).mq4 |
//|                                  Copyright © 2006, Matt Trigwell |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, Matt Trigwell"
#property link      "m.trigwell@gmail.com"

#property indicator_chart_window


extern double    StartPrice=0;
extern bool      Direction_Up=true;
extern color     _45Degree_Color=Yellow;
extern color     _25.5Degree_Color=DarkGray;




int init()
{
   return(0);
}

int deinit()
{
   double AngleIndex=0;
   string AngleName="";


   for(AngleIndex=0;AngleIndex<=720;AngleIndex=AngleIndex+22.5)
   {
      AngleName = "Angle_" + AngleIndex;
      ObjectDelete(AngleName + " Label");
      ObjectDelete(AngleName + " Line");
   }

   
   return(0);
}

int start()
{
   double AngleIndex=0;
   string AngleName="";
   double FactorIndex=0;
   double AnglePriceLevel=0;
   int Index=0;
   string strLabel="";

   for(AngleIndex=0;AngleIndex<=720;AngleIndex=AngleIndex+22.5)
   {
      AnglePriceLevel = CalculateSquare(FactorIndex,StartPrice);
      
      //Trim Zero's
      if(Index==1)
      {
         strLabel = DoubleToStr(AngleIndex,1);
      }
      else
      {
         strLabel = DoubleToStr(AngleIndex,0);
      }
      
      AngleName = "Angle_" + AngleIndex;
      
      

      if(ObjectFind(AngleName + " Line") != 0)
      {
         ObjectCreate(AngleName + " Line", OBJ_HLINE, 0, Time[40], AnglePriceLevel);
         ObjectSet(AngleName + " Line", OBJPROP_STYLE, STYLE_DASHDOTDOT);
         
         if(MathMod(Index,2) == 0)
         {
            ObjectSet(AngleName + " Line", OBJPROP_COLOR, _45Degree_Color);
         }
         else
         {
            ObjectSet(AngleName + " Line", OBJPROP_COLOR, _25.5Degree_Color);
         }
      }
      else
      {
         ObjectMove(AngleName + " Line", 0, Time[40], AnglePriceLevel);
      }
   
      if(ObjectFind(AngleName + " Label") != 0)
      {
         ObjectCreate(AngleName + " Label", OBJ_TEXT, 0, Time[20], AnglePriceLevel);
         
         if(MathMod(Index,2) == 0)
         {
            ObjectSetText(AngleName + " Label", strLabel + "°", 8, "Arial", _45Degree_Color);
            
         }
         else
         {
            ObjectSetText(AngleName + " Label", strLabel + "°", 8, "Arial", EMPTY);
         }  

      }
      else
      {
         ObjectMove(AngleName + " Label", 0, Time[20], AnglePriceLevel);
      }
      
      FactorIndex = FactorIndex + 0.125;
      Index = Index + 1;
   }

   return(0);
}






double CalculateSquare(double Factor, double Price)
{
   double AnglePrice=0;
   
   if(Price > 0)
   {
   
      if(StringFind(Symbol(),"JPY",0) == -1)
      {
         Price = Price * 10000;
      }
      else
      {
         Price = Price * 100;
      }
            
      if(Direction_Up==true)
      {
         AnglePrice = MathPow(MathSqrt(Price) + Factor,2);
      }
      else
      {
         AnglePrice = MathPow(MathSqrt(Price) - Factor,2);
      }
   
      if(StringFind(Symbol(),"JPY",0) == -1)
      {
         AnglePrice = AnglePrice / 10000;
      }
      else
      {
         AnglePrice = AnglePrice / 100;
      }
   
   }
   
   return(AnglePrice);
 
}