mql-for-begginers/Indicators/Examples/Ichimoku.mq5
2025-07-22 18:30:17 +03:00

130 lines
5 KiB
MQL5

//+------------------------------------------------------------------+
//| Ichimoku.mq5 |
//| Copyright 2000-2025, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2000-2025, MetaQuotes Ltd."
#property link "https://www.mql5.com"
#property description "Ichimoku Kinko Hyo"
//--- indicator settings
#property indicator_chart_window
#property indicator_buffers 5
#property indicator_plots 4
#property indicator_type1 DRAW_LINE
#property indicator_type2 DRAW_LINE
#property indicator_type3 DRAW_FILLING
#property indicator_type4 DRAW_LINE
#property indicator_color1 clrRed
#property indicator_color2 clrBlue
#property indicator_color3 clrSandyBrown,clrThistle
#property indicator_color4 clrLime
#property indicator_label1 "Tenkan-sen"
#property indicator_label2 "Kijun-sen"
#property indicator_label3 "Senkou Span A;Senkou Span B"
#property indicator_label4 "Chikou Span"
//--- input parameters
input int InpTenkan=9; // Tenkan-sen
input int InpKijun=26; // Kijun-sen
input int InpSenkou=52; // Senkou Span B
//--- indicator buffers
double ExtTenkanBuffer[];
double ExtKijunBuffer[];
double ExtSpanABuffer[];
double ExtSpanBBuffer[];
double ExtChikouBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
void OnInit()
{
//--- indicator buffers mapping
SetIndexBuffer(0,ExtTenkanBuffer,INDICATOR_DATA);
SetIndexBuffer(1,ExtKijunBuffer,INDICATOR_DATA);
SetIndexBuffer(2,ExtSpanABuffer,INDICATOR_DATA);
SetIndexBuffer(3,ExtSpanBBuffer,INDICATOR_DATA);
SetIndexBuffer(4,ExtChikouBuffer,INDICATOR_DATA);
//---
IndicatorSetInteger(INDICATOR_DIGITS,_Digits+1);
//--- sets first bar from what index will be drawn
PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,InpTenkan);
PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,InpKijun);
PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,InpSenkou-1);
//--- lines shifts when drawing
PlotIndexSetInteger(2,PLOT_SHIFT,InpKijun);
PlotIndexSetInteger(3,PLOT_SHIFT,-InpKijun);
//--- change labels for DataWindow
PlotIndexSetString(0,PLOT_LABEL,"Tenkan-sen("+string(InpTenkan)+")");
PlotIndexSetString(1,PLOT_LABEL,"Kijun-sen("+string(InpKijun)+")");
PlotIndexSetString(2,PLOT_LABEL,"Senkou Span A;Senkou Span B("+string(InpSenkou)+")");
}
//+------------------------------------------------------------------+
//| Ichimoku Kinko Hyo |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
const int prev_calculated,
const datetime &time[],
const double &open[],
const double &high[],
const double &low[],
const double &close[],
const long &tick_volume[],
const long &volume[],
const int &spread[])
{
int start;
//---
if(prev_calculated==0)
start=0;
else
start=prev_calculated-1;
//--- main loop
for(int i=start; i<rates_total && !IsStopped(); i++)
{
ExtChikouBuffer[i]=close[i];
//--- tenkan sen
double price_max=Highest(high,InpTenkan,i);
double price_min=Lowest(low,InpTenkan,i);
ExtTenkanBuffer[i]=(price_max+price_min)/2.0;
//--- kijun sen
price_max=Highest(high,InpKijun,i);
price_min=Lowest(low,InpKijun,i);
ExtKijunBuffer[i]=(price_max+price_min)/2.0;
//--- senkou span a
ExtSpanABuffer[i]=(ExtTenkanBuffer[i]+ExtKijunBuffer[i])/2.0;
//--- senkou span b
price_max=Highest(high,InpSenkou,i);
price_min=Lowest(low,InpSenkou,i);
ExtSpanBBuffer[i]=(price_max+price_min)/2.0;
}
//---
return(rates_total);
}
//+------------------------------------------------------------------+
//| get price_max value for range |
//+------------------------------------------------------------------+
double Highest(const double& array[],const int range,int from_index)
{
double res=0;
//---
res=array[from_index];
for(int i=from_index; i>from_index-range && i>=0; i--)
if(res<array[i])
res=array[i];
//---
return(res);
}
//+------------------------------------------------------------------+
//| get price_min value for range |
//+------------------------------------------------------------------+
double Lowest(const double& array[],const int range,int from_index)
{
double res=0;
//---
res=array[from_index];
for(int i=from_index; i>from_index-range && i>=0; i--)
if(res>array[i])
res=array[i];
//---
return(res);
}
//+------------------------------------------------------------------+