//+------------------------------------------------------------------+ //| Filename changed to ForexOFFTrend.mq4 by CrazyChart | //| SilverTrend .mq4 | //| SilverTrend rewritten by CrazyChart | //| http://viac.ru/ | //+------------------------------------------------------------------+ #property copyright "SilverTrend rewritten by CrazyChart" #property link "http://viac.ru/ " #property indicator_chart_window #property indicator_buffers 2 #property indicator_color1 Yellow #property indicator_color2 Red //---- input parameters extern int CountBars=400; extern int SSP=7; extern double Kmin=1.6; extern double Kmax=50.6; extern bool gAlert=True; // Switch to allow alerts //---- buffers double ExtMapBuffer1[]; double ExtMapBuffer2[]; bool gSellAlertGiven=false; // Used to stop constant alerts bool gBuyAlertGiven=false; // Used to stop constant alerts //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- indicators IndicatorBuffers(2); SetIndexStyle(0,DRAW_LINE,0,1,DarkOrange); SetIndexBuffer(0,ExtMapBuffer1); SetIndexStyle(1,DRAW_LINE,0,1,Red); SetIndexBuffer(1,ExtMapBuffer2); return(0); } //+------------------------------------------------------------------+ //| Custor indicator deinitialization function | //+------------------------------------------------------------------+ int deinit() { return(0); } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int start() { int i, i2, loopbegin, counted_bars=IndicatorCounted(); double SsMax, SsMin, K, val1, val2, smin, smax, price; if (CountBars>=Bars){ CountBars=Bars; } SetIndexDrawBegin(0,Bars-CountBars+SSP); SetIndexDrawBegin(1,Bars-CountBars+SSP); if(Bars<=SSP+1){ return(0); } if(Bars<=SSP+1){ return(0); } //---- initial zero if(counted_bars=0;i--) { SsMax = High[Highest(NULL,0,MODE_HIGH,SSP,i-SSP+1)]; SsMin = Low[Lowest(NULL,0,MODE_LOW,SSP,i-SSP+1)]; smin = SsMin-(SsMax-SsMin)*Kmin/100; smax = SsMax-(SsMax-SsMin)*Kmax/100; ExtMapBuffer1[i-SSP+6]=smax; ExtMapBuffer2[i-SSP-1]=smax; val1 = ExtMapBuffer1[0]; val2 = ExtMapBuffer2[0]; if (val1 > val2){ Comment("покупка buy ",val1); if( gAlert==true && gBuyAlertGiven==false){ PlaySound("alert.wav"); Alert("Buy signal at " + DoubleToStr(val1, 4) + " on " + Period() + " minute chart"); gBuyAlertGiven=true; gSellAlertGiven=false; } } if (val1 < val2){ Comment("продажа sell ",val2); if(gAlert==true && gSellAlertGiven==false){ PlaySound("alert.wav"); Alert("Sell signal at " + DoubleToStr(val2, 4) + " on " + Period()+ " minute chart"); gBuyAlertGiven=false; gSellAlertGiven=true; } } } return(0); } ///////////////////////////////////////////////////////////////////////////// // History ///////////////////////////////////////////////////////////////////////////// /* 22 September 2005 by Varus variables added: gAlert External switch to allow alerts. gBuyAlertGiven Global to stop the alerts being displayed more than once. gSellAlertGiven Global to stop the alerts being displayed more than once. An alert was added to alert the trader when the indicator changes from a long signal to a short or the other way round. The value of CountBars was changed to 400 from 300 to give a longer display of previous performance on the price chart. Version number v1.01 added to filename. */