//+------------------------------------------------------------------+ //| AcceleratorAlert.mq4 | //| Copyright © 2005, MetaQuotes Software Corp. | //| http://www.metaquotes.net/ | //| Alerts & Arrows added by cja | //| Thanks to mladen for the Arrow code & IgorAD for the Alert code | //+------------------------------------------------------------------+ #property copyright "Copyright © 2005, MetaQuotes Software Corp." #property link "http://www.metaquotes.net/" //---- indicator settings #property indicator_separate_window #property indicator_buffers 3 #property indicator_color1 Black #property indicator_color2 Green #property indicator_color3 Red #property indicator_width2 2 #property indicator_width3 2 extern bool PopUP_Alert_ON = false; extern bool SoundAlert_ON = false; extern string SoundFile ="alert2.wav"; extern bool Show_Arrows = true; extern int Arrow_Size = 1; extern int ArrowUP = 233;//241 extern int ArrowDN = 234;//242 extern int Arrow_Shift = 4; //---- indicator buffers double ExtBuffer0[]; double ExtBuffer1[]; double ExtBuffer2[]; double ExtBuffer3[]; double ExtBuffer4[]; bool UpTrend=false, DownTrend=false; int maxArrows; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- 2 additional buffers are used for counting. IndicatorBuffers(5); //---- drawing settings SetIndexStyle(0,DRAW_NONE); SetIndexStyle(1,DRAW_HISTOGRAM); SetIndexStyle(2,DRAW_HISTOGRAM); IndicatorDigits(Digits+2); SetIndexDrawBegin(0,38); SetIndexDrawBegin(1,38); SetIndexDrawBegin(2,38); //---- 4 indicator buffers mapping SetIndexBuffer(0,ExtBuffer0); SetIndexBuffer(1,ExtBuffer1); SetIndexBuffer(2,ExtBuffer2); SetIndexBuffer(3,ExtBuffer3); SetIndexBuffer(4,ExtBuffer4); //---- name for DataWindow and indicator subwindow label IndicatorShortName("AC"); SetIndexLabel(1,NULL); SetIndexLabel(2,NULL); //---- initialization done return(0); } //+------------------------------------------------------------------+ //| Custom indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { //---- //ObjectsDeleteAll(0,OBJ_ARROW); // ObjectDelete("ACC_BUY"); // ObjectDelete("ACC-SELL"); DeleteArrows(); //---- return(0); } //+------------------------------------------------------------------+ //| Accelerator/Decelerator Oscillator | //+------------------------------------------------------------------+ int start() { int limit; int counted_bars=IndicatorCounted(); double prev,current; //---- last counted bar will be recounted if(counted_bars>0) counted_bars--; limit=Bars-counted_bars; //---- macd counted in the 1-st additional buffer for(int i=0; i<limit; i++) ExtBuffer3[i]=iMA(NULL,0,5,0,MODE_SMA,PRICE_MEDIAN,i)-iMA(NULL,0,34,0,MODE_SMA,PRICE_MEDIAN,i); //---- signal line counted in the 2-nd additional buffer for(i=0; i<limit; i++) ExtBuffer4[i]=iMAOnArray(ExtBuffer3,Bars,5,0,MODE_SMA,i); //---- dispatch values between 2 buffers bool up=true; for(i=limit-1; i>=0; i--) { current=ExtBuffer3[i]-ExtBuffer4[i]; prev=ExtBuffer3[i+1]-ExtBuffer4[i+1]; if(current>prev) up=true; if(current<prev) up=false; if(!up) { ExtBuffer2[i]=current; ExtBuffer1[i]=0.0; } else { ExtBuffer1[i]=current; ExtBuffer2[i]=0.0; } ExtBuffer0[i]=current; } if (Show_Arrows) for (i=0; i<WindowBarsPerChart() ;i++)//Bars for showing total history of signals { if( ExtBuffer3[i]-ExtBuffer4[i]<ExtBuffer3[i+1]-ExtBuffer4[i+1] && ExtBuffer3[i+1]-ExtBuffer4[i+1]>ExtBuffer3[i+2]-ExtBuffer4[i+2] && Volume[0]>1 && !UpTrend) DrawArrow(i,"up"); if ( ExtBuffer3[i]-ExtBuffer4[i]>ExtBuffer3[i+1]-ExtBuffer4[i+1] && ExtBuffer3[i+1]-ExtBuffer4[i+1]<ExtBuffer3[i+2]-ExtBuffer4[i+2] && Volume[0]>1 && !DownTrend) DrawArrow(i,"down"); } if ( current>prev && Volume[0]>1 && !UpTrend) { if ( PopUP_Alert_ON==true ) Alert(""+Symbol()+" M"+Period()+": ACC Signal for BUY & "+DoubleToStr(Bid,Digits)+""); if(SoundAlert_ON==true)PlaySound(SoundFile); UpTrend=true; DownTrend=false; } if ( current<prev && Volume[0]>1 && !DownTrend) { if ( PopUP_Alert_ON==true ) Alert(""+Symbol()+" M"+Period()+": ACC Signal for SELL & "+DoubleToStr(Bid,Digits)+""); if(SoundAlert_ON==true)PlaySound(SoundFile); DownTrend=true; UpTrend=false; } //---- done return(0); } void DrawArrow(int i,string type)//Arrow_Size { maxArrows++; ObjectCreate("AC_ArrowALERT"+maxArrows,OBJ_ARROW,0,Time[i],0); if (type=="up") { ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_PRICE1,High[i]+((4+Arrow_Shift)*Point)); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_ARROWCODE,ArrowDN); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_WIDTH,Arrow_Size); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_COLOR,Red); } else { ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_PRICE1,Low[i]-((2+Arrow_Shift)*Point)); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_ARROWCODE,ArrowUP); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_WIDTH,Arrow_Size); ObjectSet("AC_ArrowALERT"+maxArrows,OBJPROP_COLOR,LimeGreen); } } void DeleteArrows() { while(maxArrows>0) { ObjectDelete("AC_ArrowALERT"+maxArrows); maxArrows--; } }
Sample
Analysis
Market Information Used:
Series array that contains tick volumes of each bar
Series array that contains open time of each bar
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar
Indicator Curves created:
Implements a curve of type DRAW_NONE
Implements a curve of type DRAW_HISTOGRAM
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features:
It issuies visual alerts to the screen
It plays sound alerts