//+------------------------------------------------------------------+ //| XD-RangeSwitch.mq5 | //| Copyright © 2009, Vic2008 | //| | //+------------------------------------------------------------------+ #property copyright "Copyright © 2009, Vic2008" #property link "" //--- indicator version #property version "1.10" //--- Drawing the indicator in the main window #property indicator_chart_window //--- four buffers are used for the indicator calculation and drawing #property indicator_buffers 4 //--- 4 plots are used #property indicator_plots 4 //+----------------------------------------------+ //| Parameters of drawing a bullish indicator | //+----------------------------------------------+ //--- drawing indicator 1 as a line #property indicator_type1 DRAW_LINE //--- the Brown color is used as the color of the indicator bearish line #property indicator_color1 clrBrown //--- the line of the indicator 1 is a continuous curve #property indicator_style1 STYLE_SOLID //--- indicator 1 line width is equal to 2 #property indicator_width1 2 //--- display of the bearish indicator label #property indicator_label1 "Upper XD-RangeSwitch" //+----------------------------------------------+ //| Parameters of drawing a bearish indicator | //+----------------------------------------------+ //--- drawing indicator 2 as a line #property indicator_type2 DRAW_LINE //--- Teal color is used for the bullish line of the indicator #property indicator_color2 clrTeal //--- the line of the indicator 2 is a continuous curve #property indicator_style2 STYLE_SOLID //--- indicator 2 line width is equal to 2 #property indicator_width2 2 //--- display of the indicator bullish label #property indicator_label2 "Lower XD-RangeSwitch" //+----------------------------------------------+ //| Parameters of drawing a bullish indicator | //+----------------------------------------------+ //--- drawing the indicator 3 as a label #property indicator_type3 DRAW_ARROW //--- the Chocolate color is used for the indicator Sell #property indicator_color3 clrChocolate //--- the line of the indicator 3 is a continuous curve #property indicator_style3 STYLE_SOLID //--- indicator 3 line width is equal to 1 #property indicator_width3 1 //--- show the Sell label of the indicator #property indicator_label3 "Sell XD-RangeSwitch" //+----------------------------------------------+ //| Parameters of drawing a bearish indicator | //+----------------------------------------------+ //--- drawing the indicator 4 as a label #property indicator_type4 DRAW_ARROW //--- the CadetBlue color is used for the indicator Buy #property indicator_color4 clrCadetBlue //--- the line of the indicator 2 is a continuous curve #property indicator_style4 STYLE_SOLID //--- indicator 4 line width is equal to 1 #property indicator_width4 1 //--- show the Buy label of the indicator #property indicator_label4 "Buy XD-RangeSwitch" //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input int N=4; //number of peaks input int Shift=0; // horizontal shift of the indicator in bars //+----------------------------------------------+ //--- declaration of dynamic arrays that //--- will be used as indicator buffers double ExtMapBufferUp[]; double ExtMapBufferDown[]; double ExtMapBufferUp1[]; double ExtMapBufferDown1[]; //--- declaration of integer variables of data starting point int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ void OnInit() { //--- initialization of variables of the start of data calculation min_rates_total=N; //--- set ExtMapBufferUp dynamic array as an indicator buffer SetIndexBuffer(0,ExtMapBufferUp,INDICATOR_DATA); //---- shifting the indicator 1 horizontally by Shift PlotIndexSetInteger(0,PLOT_SHIFT,Shift); //--- shifting the start of drawing of the indicator 1 PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total); //---- Indexing buffer elements as timeseries ArraySetAsSeries(ExtMapBufferUp,true); //--- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,EMPTY_VALUE); //--- set ExtMapBufferDown dynamic array as an indicator buffer SetIndexBuffer(1,ExtMapBufferDown,INDICATOR_DATA); //---- shifting the indicator 2 horizontally by Shift PlotIndexSetInteger(1,PLOT_SHIFT,Shift); //--- shifting the starting point of the indicator 2 drawing PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //---- Indexing buffer elements as timeseries ArraySetAsSeries(ExtMapBufferDown,true); //--- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,EMPTY_VALUE); //--- Set the ExtMapBufferUp1 dynamic array as an indicator buffer SetIndexBuffer(2,ExtMapBufferUp1,INDICATOR_DATA); //---- shifting the indicator 1 horizontally by Shift PlotIndexSetInteger(2,PLOT_SHIFT,Shift); //--- shifting the starting point of the indicator 3 drawing PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total); //---- Indexing buffer elements as timeseries ArraySetAsSeries(ExtMapBufferUp1,true); //--- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,EMPTY_VALUE); //--- indicator symbol PlotIndexSetInteger(2,PLOT_ARROW,110); //--- Set the ExtMapBufferDown1 dynamic array as an indicator buffer SetIndexBuffer(3,ExtMapBufferDown1,INDICATOR_DATA); //---- shifting the indicator 2 horizontally by Shift PlotIndexSetInteger(3,PLOT_SHIFT,Shift); //--- shifting the starting point of the indicator 4 drawing PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total); //---- Indexing buffer elements as timeseries ArraySetAsSeries(ExtMapBufferDown1,true); //--- setting the indicator values that won't be visible on a chart PlotIndexSetDouble(3,PLOT_EMPTY_VALUE,EMPTY_VALUE); //--- indicator symbol PlotIndexSetInteger(3,PLOT_ARROW,110); //--- initializations of a variable for the indicator short name string shortname; StringConcatenate(shortname,"XD-RangeSwitch(",N,")"); //--- creation of the name to be displayed in a separate sub-window and in a pop up help IndicatorSetString(INDICATOR_SHORTNAME,shortname); //--- determining the accuracy of the indicator values IndicatorSetInteger(INDICATOR_DIGITS,_Digits); //--- } //+------------------------------------------------------------------+ //| Custom indicator iteration function | //+------------------------------------------------------------------+ int OnCalculate(const int rates_total, // number of bars in history 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 price lows for the indicator calculation const double &close[], const long &tick_volume[], const long &volume[], const int &spread[]) { //--- checking if the number of bars is enough 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 index for the calculation of all bars else limit=rates_total-prev_calculated; // starting index for the calculation of new bars //--- main calculation loop of the indicator for(bar=limit; bar>=0; bar--) { ExtMapBufferUp[bar]=EMPTY_VALUE; ExtMapBufferDown[bar]=EMPTY_VALUE; ExtMapBufferUp1[bar]=EMPTY_VALUE; ExtMapBufferDown1[bar]=EMPTY_VALUE; //--- if(close[bar]>high[ArrayMaximum(high,bar+1,N)]) ExtMapBufferDown[bar]=low[ArrayMinimum(low,bar,N)]; else { if(close[bar]