//	＜インディケータ＞
//     資産カーブ描画
//-------------------------------------
#import "shared_memory.dll"
   double set_a();
   double write_a(double,int);
   double read_a(int);
   double close_a();
#import
//------
#property indicator_separate_window
//#property indicator_maximum 501000
//#property indicator_minimum 495000
#property indicator_buffers 2	
//------
double BALANCE_C[];
double ZERO_LINE[];
double balance,profit,equity,spread,ASK_,BID_;
double lots=1.0;
int open_position;
//--------------------------------------
int init()
  {
   set_a();
   //
   SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,1,Blue);
   SetIndexBuffer(0,BALANCE_C);
   SetIndexStyle(1,DRAW_LINE,STYLE_SOLID,1,Black);
   SetIndexBuffer(1,ZERO_LINE);
   IndicatorBuffers(2);
   //
   //BALANCE_C[801]=AccountBalance();//なぜかここではダメ
   profit=0.0;
   open_position=0;
   return(0);
  }
//-------------------------------------
int deinit()
  {
   close_a();
   Comment("");
   return(0);
  }
//-------------------------------------
int start()
  {
   //
	int limit = Bars-IndicatorCounted();
   //
      //spread=Ask-Bid;
      spread=0.02;
      //Print("start(): spread= ",spread,": Bars=",Bars);
      
      BALANCE_C[1001]=AccountBalance();
   //for(int i=Bars-1000;i>=0;i--)//OK
   //for(int i=0;i<=Bars-1000;i++)//OK
   for(int i=1000;i>=0;i--)//OK
   {
	//
	if(open_position==0)
	{
		BALANCE_C[i]=BALANCE_C[i+1];
		//
		if(read_a(i)==+1.0)
		{
			ASK_=iClose(NULL,0,i)+spread;
			open_position=1;
		}
		else if(read_a(i)==-1.0)
		{
			BID_=iClose(NULL,0,i);
			open_position=-1;
		}
		else if(read_a(i)==0.0)
		{
		 //
		}
	}
	//
	if(open_position==1)
	{
		if(read_a(i)!=-1.0)
		{
			BALANCE_C[i]=BALANCE_C[i+1];
		}else if(read_a(i)==-1.0)
		{
			BALANCE_C[i]=BALANCE_C[i+1]+(iClose(NULL,0,i)-ASK_)*10000;
			open_position=0;			
			ASK_=0.0;
		}
	}
	//
	if(open_position==-1)
	{
		if(read_a(i)!=1.0)
		{
			BALANCE_C[i]=BALANCE_C[i+1];			
		}else if(read_a(i)==1.0)
		{
			BALANCE_C[i]=BALANCE_C[i+1]+(BID_-(iClose(NULL,0,i)+spread))*10000;
			open_position=0;
			BID_=0.0;
		}
	}
	//
   }
    //
   return(0);
  }