//+------------------------------------------------------------------+ //| PsyIndicator.mq5 | //| Copyright © 2007, Bruce Hellstrom (brucehvn) | //| bhweb@speakeasy.net | //+------------------------------------------------------------------+ //---- author of the indicator #property copyright "Copyright © 2007, Bruce Hellstrom (brucehvn)" //---- link to the website of the author #property link "bhweb@speakeasy.net" //---- indicator version number #property version "1.00" //---- drawing indicator in a separate window #property indicator_separate_window //---- two buffers are used for the indicator calculation and drawing #property indicator_buffers 2 //---- one plot is used #property indicator_plots 1 //+----------------------------------------------+ //| declaring constants | //+----------------------------------------------+ #define RESET 0 // The constant for returning the indicator recalculation command to the terminal //+----------------------------------------------+ //| Filling drawing parameters | //+----------------------------------------------+ //---- drawing indicator as a filling between two lines #property indicator_type1 DRAW_FILLING //---- green and pink colors are used as the indicator filling colors #property indicator_color1 clrDodgerBlue,clrDeepPink //---- displaying the indicator label #property indicator_label1 "PsyIndicator" //+----------------------------------------------+ //| declaration of enumerations | //+----------------------------------------------+ enum Applied_price_ //Type of constant { PRICE_CLOSE_ = 1, //Close PRICE_OPEN_, //Open PRICE_HIGH_, //High PRICE_LOW_, //Low PRICE_MEDIAN_, //Median Price (HL/2) PRICE_TYPICAL_, //Typical Price (HLC/3) PRICE_WEIGHTED_, //Weighted Close (HLCC/4) PRICE_SIMPL_, //Simpl Price (OC/2) PRICE_QUARTER_, //Quarted Price (HLOC/4) PRICE_TRENDFOLLOW0_, //TrendFollow_1 Price PRICE_TRENDFOLLOW1_, //TrendFollow_2 Price PRICE_DEMARK_, //Demark Price PRICE_NAVEL_ //Navel Price }; //+----------------------------------------------+ //| declaration of enumeration | //+----------------------------------------------+ enum WIDTH { Width_1=1, //1 Width_2, //2 Width_3, //3 Width_4, //4 Width_5 //5 }; //+----------------------------------------------+ //| declaration of enumeration | //+----------------------------------------------+ enum STYLE { SOLID_,//Solid line DASH_,//Dashed line DOT_,//Dotted line DASHDOT_,//Dot-dash line DASHDOTDOT_ //Dot-dash line with double dots }; //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input uint PsyPeriod=25; // indicator period input Applied_price_ IPC=PRICE_CLOSE_;//price constant //---- input uint UpLevel=60; // overbought level in %% input uint DnLevel=40; // oversold level in %% input color UpLevelsColor=clrBlue; //color of the overbought level input color DnLevelsColor=clrBlue; //color of the oversold level input STYLE Levelstyle=DASH_; //levels style input WIDTH LevelsWidth=Width_1; //levels width //+----------------------------------------------+ //---- declaration of dynamic arrays that will further be // used as indicator buffers double BullsBuffer[]; double BearsBuffer[]; //---- Declaration of integer variables of data starting point int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ void OnInit() { //---- Initialization of variables of data calculation starting point min_rates_total=int(PsyPeriod); //---- transformation of the dynamic array BullsBuffer into an indicator buffer SetIndexBuffer(0,BullsBuffer,INDICATOR_DATA); //---- shifting the starting point for drawing indicator 1 by min_rates_total PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing elements in the buffer as in timeseries ArraySetAsSeries(BullsBuffer,true); //---- transformation of the BearsBuffer dynamic array into an indicator buffer SetIndexBuffer(1,BearsBuffer,INDICATOR_DATA); //---- shifting the starting point for drawing indicator 2 by min_rates_total PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //---- indexing elements in the buffer as in timeseries ArraySetAsSeries(BearsBuffer,true); //---- initializations of variable for indicator short name string shortname="PsyIndicator"; //--- creation of the name to be displayed in a separate sub-window and in a pop up help IndicatorSetString(INDICATOR_SHORTNAME,shortname); //--- determination of accuracy of displaying the indicator values IndicatorSetInteger(INDICATOR_DIGITS,2); //---- lines drawing parameters IndicatorSetInteger(INDICATOR_LEVELS,2); IndicatorSetDouble(INDICATOR_LEVELVALUE,0,UpLevel); IndicatorSetInteger(INDICATOR_LEVELCOLOR,0,UpLevelsColor); IndicatorSetInteger(INDICATOR_LEVELSTYLE,0,Levelstyle); IndicatorSetInteger(INDICATOR_LEVELWIDTH,0,LevelsWidth); IndicatorSetDouble(INDICATOR_LEVELVALUE,1,DnLevel); IndicatorSetInteger(INDICATOR_LEVELCOLOR,1,DnLevelsColor); IndicatorSetInteger(INDICATOR_LEVELSTYLE,1,Levelstyle); IndicatorSetInteger(INDICATOR_LEVELWIDTH,1,LevelsWidth); //---- } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int OnCalculate( const int rates_total, // amount of history in bars at the current tick const int prev_calculated,// amount of history in bars at the previous tick const datetime &time[], const double &open[], const double& high[], // price array of maximums of price for the calculation of indicator const double& low[], // price array of minimums of price for the calculation of indicator const double &close[], const long &tick_volume[], const long &volume[], const int &spread[] ) { //---- checking for the sufficiency of the number of bars for the calculation if(rates_totalrates_total || prev_calculated<=0)// checking for the first start of the indicator calculation limit=rates_total-min_rates_total-1; // starting number for calculation of all bars else limit=rates_total-prev_calculated; // starting number for the calculation of new bars //---- indexing elements in arrays as in timeseries ArraySetAsSeries(open,true); ArraySetAsSeries(high,true); ArraySetAsSeries(low,true); ArraySetAsSeries(close,true); //---- main cycle of calculation of the indicator for(bar=limit; bar>=0 && !IsStopped(); bar--) { upsch=0; dnsch=0; for(int iii=int(PsyPeriod-1); iii>=0 && !IsStopped(); iii--) { if(PriceSeries(IPC,bar+iii,open,low,high,close)>PriceSeries(IPC,bar+iii+1,open,low,high,close)) upsch++; else dnsch++; } BullsBuffer[bar]=100*upsch/PsyPeriod; BearsBuffer[bar]=100*dnsch/PsyPeriod; } //---- return(rates_total); } //+------------------------------------------------------------------+ //| Getting values of a price time series | //+------------------------------------------------------------------+ double PriceSeries ( uint applied_price,// Price constant uint bar,// Shift index relative to the current bar by a specified number of periods backward or forward). const double &Open[], const double &Low[], const double &High[], const double &Close[] ) //PriceSeries(applied_price, bar, open, low, high, close) //+ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -+ { //---- switch(applied_price) { //---- Price constants from the ENUM_APPLIED_PRICE enumeration case PRICE_CLOSE: return(Close[bar]); case PRICE_OPEN: return(Open [bar]); case PRICE_HIGH: return(High [bar]); case PRICE_LOW: return(Low[bar]); case PRICE_MEDIAN: return((High[bar]+Low[bar])/2.0); case PRICE_TYPICAL: return((Close[bar]+High[bar]+Low[bar])/3.0); case PRICE_WEIGHTED: return((2*Close[bar]+High[bar]+Low[bar])/4.0); //---- case 8: return((Open[bar] + Close[bar])/2.0); case 9: return((Open[bar] + Close[bar] + High[bar] + Low[bar])/4.0); //---- case 10: { if(Close[bar]>Open[bar])return(High[bar]); else { if(Close[bar]Open[bar])return((High[bar]+Close[bar])/2.0); else { if(Close[bar]Open[bar]) res=(res+High[bar])/2; if(Close[bar]==Open[bar]) res=(res+Close[bar])/2; return(((res-Low[bar])+(res-High[bar]))/2); } //---- default: return(Close[bar]); } //---- //return(0); } //+------------------------------------------------------------------+