哪位懂编程的朋友帮我加一个发邮件提醒功能和交叉报警功能。 非常感谢。 //+------------------------------------------------------------------+ //| BD Crossover BDv8_12_31.mq4 | //| Jeff | //| [email protected] | //+------------------------------------------------------------------+ #property copyright "Jeff" #property link "[email protected]" // BD Crossover BDv8_12_31: Original indicator modified for the Black Dog Trading System. //Ths version simply adds a comment in the upper left hand corner of the chart //indicating the last Black Dog arrow direction. #property indicator_chart_window #property indicator_buffers 4 #property indicator_color1 Blue #property indicator_color2 Red #property indicator_color3 Black #property indicator_color4 Black #property indicator_width1 1 #property indicator_width2 1 #property indicator_width3 2 #property indicator_width4 2 double CrossUp1; double CrossDown1; double CrossUp2; double CrossDown2; extern int FasterEMA1 = 3; extern int SlowerEMA1 = 50; extern int FasterEMA2 = 20; extern int SlowerEMA2 = 100; extern bool SoundON=true; double alertTag; double control=2147483647; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- indicators SetIndexStyle(0, DRAW_ARROW, EMPTY,1); SetIndexArrow(0, 233); SetIndexBuffer(0, CrossUp1); SetIndexStyle(1, DRAW_ARROW, EMPTY,1); SetIndexArrow(1, 234); SetIndexBuffer(1, CrossDown1); SetIndexStyle(2, DRAW_ARROW, EMPTY,2); SetIndexArrow(2, 233); SetIndexBuffer(2, CrossUp2); SetIndexStyle(3, DRAW_ARROW, EMPTY,2); SetIndexArrow(3, 234); SetIndexBuffer(3, CrossDown2); //---- return(0); } //+------------------------------------------------------------------+ //| Custom indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- //---- return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { int limit, i, counter; double fasterEMA1now, slowerEMA1now, fasterEMA1previous, slowerEMA1previous, fasterEMA1after, slowerEMA1after; double fasterEMA2now, slowerEMA2now, fasterEMA2previous, slowerEMA2previous, fasterEMA2after, slowerEMA2after; double Range, AvgRange; int counted_bars=IndicatorCounted(); //---- check for possible errors if(counted_bars<0) return(-1); //---- last counted bar will be recounted if(counted_bars>0) counted_bars--; limit=Bars-counted_bars; for(i = 0; i <= limit; i++) { counter=i; Range=0; AvgRange=0; for (counter=i ;counter<=i+9;counter++) { AvgRange=AvgRange+MathAbs(High[counter]-Low[counter]); } Range=AvgRange/10; fasterEMA1now = iMA(NULL, 0, FasterEMA1, 0, MODE_EMA, PRICE_CLOSE, i); fasterEMA1previous = iMA(NULL, 0, FasterEMA1, 0, MODE_EMA, PRICE_CLOSE, i+1); fasterEMA1after = iMA(NULL, 0, FasterEMA1, 0, MODE_EMA, PRICE_CLOSE, i-1); slowerEMA1now = iMA(NULL, 0, SlowerEMA1, 0, MODE_EMA, PRICE_CLOSE, i); slowerEMA1previous = iMA(NULL, 0, SlowerEMA1, 0, MODE_EMA, PRICE_CLOSE, i+1); slowerEMA1after = iMA(NULL, 0, SlowerEMA1, 0, MODE_EMA, PRICE_CLOSE, i-1); if ((fasterEMA1now > slowerEMA1now) && (fasterEMA1previous < slowerEMA1previous) && (fasterEMA1after > slowerEMA1after)) { CrossUp1 = Low - Range*0.5; } else if ((fasterEMA1now < slowerEMA1now) && (fasterEMA1previous > slowerEMA1previous) && (fasterEMA1after < slowerEMA1after)) { CrossDown1 = High + Range*0.5; } if (SoundON==true && i==1 && CrossUp1 > CrossDown1 && alertTag!=Time[0]) { Alert("EMA Cross Trend going Down on ",Symbol()," ",Period(),", ",FasterEMA1,"/",SlowerEMA1," Periods"); alertTag = Time[0]; } if (SoundON==true && i==1 && CrossUp1 < CrossDown1 && alertTag!=Time[0]) { Alert("EMA Cross Trend going Up on ",Symbol()," ",Period(),", ",FasterEMA1,"/",SlowerEMA1," Periods"); alertTag = Time[0]; } //-----second EMA crossover------------------ fasterEMA2now = iMA(NULL, 0, FasterEMA2, 0, MODE_EMA, PRICE_CLOSE, i); fasterEMA2previous = iMA(NULL, 0, FasterEMA2, 0, MODE_EMA, PRICE_CLOSE, i+1); fasterEMA2after = iMA(NULL, 0, FasterEMA2, 0, MODE_EMA, PRICE_CLOSE, i-1); slowerEMA2now = iMA(NULL, 0, SlowerEMA2, 0, MODE_EMA, PRICE_CLOSE, i); slowerEMA2previous = iMA(NULL, 0, SlowerEMA2, 0, MODE_EMA, PRICE_CLOSE, i+1); slowerEMA2after = iMA(NULL, 0, SlowerEMA2, 0, MODE_EMA, PRICE_CLOSE, i-1); if ((fasterEMA2now > slowerEMA2now) && (fasterEMA2previous < slowerEMA2previous) && (fasterEMA2after > slowerEMA2after)) { CrossUp2 = Low - Range*0.5; } else if ((fasterEMA2now < slowerEMA2now) && (fasterEMA2previous > slowerEMA2previous) && (fasterEMA2after < slowerEMA2after)) { CrossDown2 = High + Range*0.5; } if (SoundON==true && i==1 && CrossUp2 > CrossDown2 && alertTag!=Time[0]) { Alert("EMA Cross Trend going Down on ",Symbol()," ",Period(),", ",FasterEMA2,"/",SlowerEMA2," Periods"); alertTag = Time[0]; } if (SoundON==true && i==1 && CrossUp2 < CrossDown2 && alertTag!=Time[0]) { Alert("EMA Cross Trend going Up on ",Symbol()," ",Period(),", ",FasterEMA2,"/",SlowerEMA2," Periods"); alertTag = Time[0]; } if (fasterEMA2now > slowerEMA2now) { Comment("\n" + "Latest Black Dog Arrow is: UP"); } if (fasterEMA2now < slowerEMA2now) { Comment("\n" + "Latest Black Dog Arrow is: DOWN"); } if (fasterEMA2now == slowerEMA2now) { Comment("\n" + "Latest Black Dog Arrow is: FLAT"); } } return(0); }