//+------------------------------------------------------------------+ //| TrendValue.mq5 | //| Copyright © 2010, Ivan Kornilov | //| excelf@gmail.com | //+------------------------------------------------------------------+ //---- author of the indicator #property copyright "Copyright © 2010, Ivan Kornilov" //---- link to the website of the author #property link "excelf@gmail.com" //---- indicator version #property version "1.00" //---- 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 //+----------------------------------------------+ //| Bullish indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 1 as a line #property indicator_type1 DRAW_LINE //---- blue color is used for the indicator line #property indicator_color1 Blue //---- the indicator 1 line is a dot-dash one #property indicator_style1 STYLE_DASHDOTDOT //---- indicator 1 line width is equal to 2 #property indicator_width1 2 //---- displaying the indicator line label #property indicator_label1 "Upper TrendValue" //+----------------------------------------------+ //| Bearish indicator drawing parameters | //+----------------------------------------------+ //---- dawing the indicator 2 as a line #property indicator_type2 DRAW_LINE //---- medium violet red color is used for the indicator line #property indicator_color2 MediumVioletRed //---- the indicator 2 line is a dot-dash one #property indicator_style2 STYLE_DASHDOTDOT //---- indicator 2 line width is equal to 2 #property indicator_width2 2 //---- displaying the indicator line label #property indicator_label2 "Lower TrendValue" //+----------------------------------------------+ //| Bullish indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 3 as a label #property indicator_type3 DRAW_ARROW //---- deep sky blue color is used for the indicator #property indicator_color3 DeepSkyBlue //---- indicator 3 width is equal to 4 #property indicator_width3 4 //---- displaying the indicator label #property indicator_label3 "Buy TrendValue" //+----------------------------------------------+ //| Bearish indicator drawing parameters | //+----------------------------------------------+ //---- drawing the indicator 4 as a label #property indicator_type4 DRAW_ARROW //---- red color is used for the indicator #property indicator_color4 Red //---- indicator 4 width is equal to 4 #property indicator_width4 4 //---- displaying the indicator label #property indicator_label4 "Sell TrendValue" //+----------------------------------------------+ //| Indicator input parameters | //+----------------------------------------------+ input int period=13; // Moving averages period input double shiftPercent=0; // Horizontal shift of the indicator in percents input int ATRPeriod=15; // ATR indicator period input double ATRSensitivity=1.5; // ATR shift sensitivity 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 for the indicators handles int ATR_Handle,HMA_Handle,LMA_Handle; //---- declaration of the integer variables for the start of data calculation int min_rates_total; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int OnInit() { //---- getting handle of the ATR indicator ATR_Handle=iATR(NULL,0,ATRPeriod); if(ATR_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the ATR indicator"); return(1); } //---- getting handle of the HMA indicator HMA_Handle=iMA(NULL,0,period,0,MODE_LWMA,PRICE_HIGH); if(HMA_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the HMA indicator"); return(1); } //---- getting handle of the LMA indicator LMA_Handle=iMA(NULL,0,period,0,MODE_LWMA,PRICE_LOW); if(LMA_Handle==INVALID_HANDLE) { Print(" Failed to get handle of the LMA indicator"); return(1); } //---- initialization of variables of the start of data calculation min_rates_total=ATRPeriod+period; //---- 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,117); //---- 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,117); //---- initializations of a variable for the indicator short name string shortname; StringConcatenate(shortname,"TrendValue(",period,", ",shiftPercent,", ",ATRPeriod,", ",ATRSensitivity,", ",Shift,")"); //--- 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); //---- return(0); } //+------------------------------------------------------------------+ //| 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(BarsCalculated(ATR_Handle)rates_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 trend_=0; } else { limit=rates_total-prev_calculated; // starting index for calculation of new bars } maxbar=rates_total-min_rates_total-1; to_copy=limit+1; //--- copy newly appeared data in the arrays if(CopyBuffer(ATR_Handle,0,0,to_copy,ATR)<=0) return(0); if(CopyBuffer(HMA_Handle,0,0,to_copy,HMA)<=0) return(0); if(CopyBuffer(LMA_Handle,0,0,to_copy,LMA)<=0) return(0); //---- restore values of the variables trend=trend_; //---- main indicator calculation loop for(bar=limit; bar>=0; bar--) { //---- store values of the variables before running at the current bar if(rates_total!=prev_calculated && bar==0) trend_=trend; atr=ATR[bar]*ATRSensitivity; highMoving0= HMA[bar] *(1+shiftPercent/100)+atr; lowMoving0 = LMA[bar] *(1-shiftPercent/100)-atr; if(bar>maxbar) { lowMoving1=lowMoving0; highMoving1=highMoving0; continue; } if(close[bar] > highMoving1)trend = +1; if(close[bar] < lowMoving1) trend = -1; if(trend>0.0) { lowMoving0=MathMax(lowMoving0,lowMoving1); ExtMapBufferUp[bar]=lowMoving0; ExtMapBufferDown[bar]=EMPTY_VALUE; } if(trend<0.0) { highMoving0=MathMin(highMoving0,highMoving1); ExtMapBufferDown[bar]=highMoving0; ExtMapBufferUp[bar]=EMPTY_VALUE; } if(ExtMapBufferUp[bar+1]==EMPTY_VALUE && ExtMapBufferUp[bar]!=EMPTY_VALUE) ExtMapBufferUp1[bar]=ExtMapBufferUp[bar]; if(ExtMapBufferDown[bar+1]==EMPTY_VALUE && ExtMapBufferDown[bar]!=EMPTY_VALUE) ExtMapBufferDown1[bar]=ExtMapBufferDown[bar]; if(bar>0) { lowMoving1=lowMoving0; highMoving1=highMoving0; } } //---- return(rates_total); } //+------------------------------------------------------------------+