108 lines
7.2 KiB
MQL5
108 lines
7.2 KiB
MQL5
//+------------------------------------------------------------------+
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//| Trend Two Lines.mq5 |
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//| Copyright © 2022, Vladimir Karputov |
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//| https://www.mql5.com/en/users/barabashkakvn |
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//+------------------------------------------------------------------+
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#property copyright "Copyright © 2022, Vladimir Karputov"
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#property link "https://www.mql5.com/en/users/barabashkakvn"
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#property version "1.000"
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#property indicator_separate_window
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#property indicator_minimum 0.0
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#property indicator_maximum 3.0
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#property indicator_buffers 4
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#property indicator_plots 2
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//--- plot High
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#property indicator_label1 "High"
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#property indicator_type1 DRAW_COLOR_ARROW
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#property indicator_color1 clrRed,clrBlue
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#property indicator_style1 STYLE_SOLID
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#property indicator_width1 1
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//--- plot Low
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#property indicator_label2 "Low"
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#property indicator_type2 DRAW_COLOR_ARROW
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#property indicator_color2 clrRed,clrBlue
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#property indicator_style2 STYLE_SOLID
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#property indicator_width2 1
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//--- input parameters
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input int Input1=9;
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//--- indicator buffers
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double HighBuffer[];
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double HighColors[];
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double LowBuffer[];
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double LowColors[];
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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//--- indicator buffers mapping
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SetIndexBuffer(0,HighBuffer,INDICATOR_DATA);
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SetIndexBuffer(1,HighColors,INDICATOR_COLOR_INDEX);
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SetIndexBuffer(2,LowBuffer,INDICATOR_DATA);
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SetIndexBuffer(3,LowColors,INDICATOR_COLOR_INDEX);
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//--- setting a code from the Wingdings charset as the property of PLOT_ARROW
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PlotIndexSetInteger(0,PLOT_ARROW,174);
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PlotIndexSetInteger(1,PLOT_ARROW,174);
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//--- set as an empty value 0
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PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0.0);
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PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0.0);
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//---
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Custom indicator iteration function |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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{
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//---
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if(rates_total<3)
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return(0);
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int limit=prev_calculated-1;
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if(prev_calculated==0)
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{
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HighBuffer[0]=0.0;
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HighColors[0]=0.0;
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LowBuffer[0]=0.0;
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LowColors[0]=0.0;
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limit=1;
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}
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for(int i=limit; i<rates_total; i++)
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{
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HighBuffer[i]=0.0;
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HighColors[i]=0.0;
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LowBuffer[i]=0.0;
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LowColors[i]=0.0;
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if(high[i]>high[i-1])
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{
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HighBuffer[i]=1.0;
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HighColors[i]=1.0;
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}
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if(high[i]<high[i-1])
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{
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HighBuffer[i]=1.0;
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HighColors[i]=0.0;
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}
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if(low[i]>low[i-1])
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{
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LowBuffer[i]=2.0;
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LowColors[i]=1.0;
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}
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if(low[i]<low[i-1])
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{
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LowBuffer[i]=2.0;
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LowColors[i]=0.0;
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}
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}
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//--- return value of prev_calculated for next call
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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