exp_Amstell-SL 指標源碼[MT4公式]

源碼：
//+------------------------------------------------------------------+ //| exp_Amstell.mq4 | //| Copyright ? 2009, Yuriy Tokman | //| www.tumamayizhan.com | //+------------------------------------------------------------------+ #property copyright "Copyright ? 2009, Yuriy Tokman" #property link "yuriytokman@gmail.com" extern int TakeProfit = 30; extern int StopLoss = 30; extern double Lots = 0.01; //+------------------------------------------------------------------+ //| expert initialization function | //+------------------------------------------------------------------+ int init() { //---- //---- return(0); } //+------------------------------------------------------------------+ //| expert deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- //---- return(0); } //+------------------------------------------------------------------+ //| expert start function | //+------------------------------------------------------------------+ int start() { int Magic=0; for(int cnt=0;cnt<OrdersTotal();cnt++)// 襄皰徼疣屐 怦? 銪溴疣 { OrderSelect(cnt, SELECT_BY_POS, MODE_TRADES);//銪溴? 懨徼疣弳? 耩邃? 鋏牮 ? 鋏腩駑眄 銪溴痤? if( OrderSymbol()==Symbol() && OrderMagicNumber()==Magic)// 楊怙噤噱? 腓 耔燾鈹 銪溴疣( 卿羼? 鐿 磬漕犴鋮蜩 妁? 爨汨? 祛騅? 鑣鉬屨栩?) { if(OrderType()==OP_BUY)//悟徼疣屐 鐿玷鯊? 徉? { if(Bid-OrderOpenPrice()>TakeProfit*Point || OrderOpenPrice()-Ask>StopLoss*Point)// { OrderClose(OrderTicket(),OrderLots(),Bid,3,Violet); //玎牮噱? 銪溴? return(0); // 懨躅滂? }//StopLoss } if(OrderType()==OP_SELL)//悟徼疣屐 鐿玷鯊? 皴腚 { if(OrderOpenPrice()-Ask>TakeProfit*Point || Bid-OrderOpenPrice()>StopLoss*Point)// { OrderClose(OrderTicket(),OrderLots(),Ask,3,Violet); //玎牮噱? 銪溴? return(0); // 懨躅滂? } } } } //---- int buy = 0, sell = 0; //---- if(!ExistPositions(NULL,OP_BUY))buy=1; else if(PriceOpenLastPos(NULL,OP_BUY)-Ask>10*Point)buy=1; if(!ExistPositions(NULL,OP_SELL))sell=1; else if(Bid-PriceOpenLastPos(NULL,OP_SELL)>10*Point)sell=1; //---- if(buy==1) OrderSend(Symbol(),OP_BUY,Lots,Ask,3,0,0,"",0,0,Green); if(sell==1) OrderSend(Symbol(),OP_SELL,Lots,Bid,3,0,0,"",0,0,Red); //---- return(0); } bool ExistPositions(string sy="", int op=-1, int mn=-1, datetime ot=0) { int i, k=OrdersTotal(); if (sy=="0") sy=Symbol(); for (i=0; i<k; i++) { if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) { if (OrderSymbol()==sy || sy=="") { if (OrderType()==OP_BUY || OrderType()==OP_SELL) { if (op<0 || OrderType()==op) { if (mn<0 || OrderMagicNumber()==mn) { if (ot<=OrderOpenTime()) return(True); } } } } } } return(False); } double PriceOpenLastPos(string sy="", int op=-1, int mn=-1) { datetime t; double r=0; int i, k=OrdersTotal(); if (sy=="0") sy=Symbol(); for (i=0; i<k; i++) { if (OrderSelect(i, SELECT_BY_POS, MODE_TRADES)) { if (OrderSymbol()==sy || sy=="") { if (OrderType()==OP_BUY || OrderType()==OP_SELL) { if (op<0 || OrderType()==op) { if (mn<0 || OrderMagicNumber()==mn) { if (t<OrderOpenTime()) { t=OrderOpenTime(); r=OrderOpenPrice(); } } } } } } } return(r); }
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