//+------------------------------------------------------------------+ //| 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 //--- 4 buffers are used for calculation and drawing the indicator #property indicator_buffers 4 //--- 4 plots are used #property indicator_plots 4 //+----------------------------------------------+ //| Indicator 1 drawing parameters | //+----------------------------------------------+ //--- drawing the indicator 1 as a line #property indicator_type1 DRAW_LINE //--- brown color is used for the indicator line #property indicator_color1 clrBrown //--- the indicator 1 line is a solid line #property indicator_style1 STYLE_SOLID //--- indicator 1 line width is equal to 2 #property indicator_width1 2 //--- displaying the indicator label #property indicator_label1 "Upper XD-RangeSwitch" //+----------------------------------------------+ //| Indicator 2 drawing parameters | //+----------------------------------------------+ //--- drawing the indicator 2 as a line #property indicator_type2 DRAW_LINE //--- teal color is used for the indicator line #property indicator_color2 clrTeal //--- the indicator 2 line is a solid line #property indicator_style2 STYLE_SOLID //--- indicator 2 line width is equal to 2 #property indicator_width2 2 //--- displaying the indicator label #property indicator_label2 "Lower XD-RangeSwitch" //+----------------------------------------------+ //| Indicator 3 drawing parameters | //+----------------------------------------------+ //--- drawing the indicator 3 as a label #property indicator_type3 DRAW_ARROW //--- chocolate color is used for the indicator Sell #property indicator_color3 clrChocolate //--- the indicator 3 line is a solid line #property indicator_style3 STYLE_SOLID //--- the indicator 3 line width is equal to 1 #property indicator_width3 1 //--- displaying the indicator label #property indicator_label3 "Sell XD-RangeSwitch" //+----------------------------------------------+ //| Indicator 4 (bullish) drawing parameters | //+----------------------------------------------+ //--- drawing the indicator 4 as a label #property indicator_type4 DRAW_ARROW //--- cadet blue color is used for the indicator Buy #property indicator_color4 clrCadetBlue //--- the indicator 4 line is a solid line #property indicator_style4 STYLE_SOLID //--- the indicator 4 line width is equal to 1 #property indicator_width4 1 //--- displaying the indicator label #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 which will be used as indicator buffers double ExtMapBufferUp[]; double ExtMapBufferDown[]; double ExtMapBufferUp1[]; double ExtMapBufferDown1[]; //--- declaration of the integer variables for the start of data calculation 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 the elements in buffers 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 start of drawing of the indicator 2 PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total); //--- indexing the elements in buffers 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 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 start of drawing the indicator 3 PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total); //--- indexing the elements in buffers 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 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 start of drawing the indicator 4 PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total); //--- indexing the elements in buffers 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 tooltip IndicatorSetString(INDICATOR_SHORTNAME,shortname); //--- determination of accuracy of displaying 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,// number of bars calculated at previous call const datetime &time[], const double &open[], const double& high[], // price array of maximums of price for the indicator calculation const double& low[], // price array of minimums of price for the indicator calculation const double &close[], const long &tick_volume[], const long &volume[], const int &spread[]) { //--- checking the number of bars to be 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 calculation of all bars else limit=rates_total-prev_calculated; // starting index for calculation of new bars //--- main indicator calculation loop 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]