如何表达最新的现价到两均线交叉后的距离点值，就是B点-A点的差值
本人尝试利用均线编写EA，用MA5和MA45均线的金叉或死叉决定买卖点，寻求解决的问题是：（如下图）当两均线死叉后即时现价Bid距离A点的差值是多少，如何表达B点-A点的差值？以下是编写的EA，很简单,暂且不论测试结果，只为寻求解决困惑不解之难点。小弟有请：bull,各位版主编程高手解决，不胜感激!!!
MA均线-EA.mq4 (5.48 KB, 下载次数: 6) 2010-5-12 18:50 上传
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以下是小弟均线EA的源码，有请牛版和各位编程好手帮忙解决,谢谢各位！！！
extern double Lots = 0.1;
extern bool TakeProfitMode = True;
extern double TakeProfit = 15;
extern bool StopLossMode = True;
extern double StopLoss =250;
extern int timeFrame = 0;
//+——————————————————————+
//| —- 系统变量 |
//+——————————————————————+
extern double MaximumRisk = 0.15;
extern double DecreaseFactor =3;
extern int Slippage = 3;
extern int MagicNumber = 0;
//——————————————————————+
//| expert initialization function //初始化 |
//+——————————————————————+
int init()
{
return(0);
}
//+——————————————————————+
//| expert deinitialization function //反初始化 |
//+——————————————————————+
int deinit()
{
return(0);
}
//+——————————————————————+
//| expert start function |
//+——————————————————————+
int start()
{//A
double MA5_0_M15,MA5_1_M15,MA5_2_M15,MA5_3_M15, MA45_0_M15,MA45_1_M15,MA45_2_M15,MA45_3_M15;
double MA5_0_H4, MA5_1_H4, MA5_2_H4, MA5_3_H4, MA45_0_H4, MA45_1_H4, MA45_2_H4, MA45_3_H4;
int i,cnt, ticket, total;
if(Bars=10*Point))
{ //3
ticket = OrderSend(Symbol(),OP_BUY,Lots,Ask,Slippage,Ask-StopLoss*Point,Ask+TakeProfit*Point,
“Buy(#” + MagicNumber + “)” ,MagicNumber, 0,Yellow);
if(ticket > 0)
{ //4
if(OrderSelect(ticket, SELECT_BY_TICKET, MODE_TRADES)) Print(“BUY order opened : “, OrderOpenPrice());
} //4
else Print(“Error opening BUY order : “, GetLastError());
return(0);
} //3
if((MA45_1_M15>MA5_1_M15)&&(MA45_1_M15-MA5_1_M15>=10*Point))
{ //33
ticket = OrderSend(Symbol(), OP_SELL, Lots, Bid, Slippage,Bid+ StopLoss*Point,Bid-TakeProfit*Point,
“Sell(#” + MagicNumber + “)”, MagicNumber, 0, Blue);
if(ticket > 0)
{ //44
if(OrderSelect(ticket, SELECT_BY_TICKET, MODE_TRADES)) Print(“SELL order opened : “, OrderOpenPrice());
}//44
else Print(“Error opening SELL order : “, GetLastError());
return(0);
} //33
return(0);
}
//+——————————————————————+
//| |
//+——————————————————————+
for(cnt=0;cnt=MA45_2_M15)&&(MA45_1_M15>MA5_1_M15))
{ //4
OrderClose(OrderTicket(),OrderLots(),Bid,Slippage,Yellow);
return(0);
} //4
} //3
} //2
else
if(OrderType()==OP_SELL)
{ //33
if((MA5_3_M15
