134 lines
4.8 KiB
MQL5
134 lines
4.8 KiB
MQL5
//+------------------------------------------------------------------+
|
|
//| BW-ZoneTrade.mq5 |
|
|
//| Copyright 2000-2025, MetaQuotes Ltd. |
|
|
//| https://www.mql5.com |
|
|
//+------------------------------------------------------------------+
|
|
#property copyright "Copyright 2000-2025, MetaQuotes Ltd."
|
|
#property link "https://www.mql5.com"
|
|
//--- indicator settings
|
|
#property indicator_chart_window
|
|
#property indicator_buffers 7
|
|
#property indicator_plots 1
|
|
#property indicator_type1 DRAW_COLOR_CANDLES
|
|
#property indicator_color1 clrGreen,clrRed,clrGray
|
|
#property indicator_width1 3
|
|
#property indicator_label1 "Open;High;Low;Close"
|
|
//--- indicator buffers
|
|
double ExtOBuffer[];
|
|
double ExtHBuffer[];
|
|
double ExtLBuffer[];
|
|
double ExtCBuffer[];
|
|
double ExtColorBuffer[];
|
|
double ExtAOBuffer[];
|
|
double ExtACBuffer[];
|
|
//--- handles of indicators
|
|
int ExtACHandle;
|
|
int ExtAOHandle;
|
|
//--- bars minimum for calculation
|
|
#define DATA_LIMIT 38
|
|
//+------------------------------------------------------------------+
|
|
//| Custom indicator initialization function |
|
|
//+------------------------------------------------------------------+
|
|
void OnInit()
|
|
{
|
|
//--- indicator buffers mapping
|
|
SetIndexBuffer(0,ExtOBuffer,INDICATOR_DATA);
|
|
SetIndexBuffer(1,ExtHBuffer,INDICATOR_DATA);
|
|
SetIndexBuffer(2,ExtLBuffer,INDICATOR_DATA);
|
|
SetIndexBuffer(3,ExtCBuffer,INDICATOR_DATA);
|
|
SetIndexBuffer(4,ExtColorBuffer,INDICATOR_COLOR_INDEX);
|
|
SetIndexBuffer(5,ExtACBuffer,INDICATOR_CALCULATIONS);
|
|
SetIndexBuffer(6,ExtAOBuffer,INDICATOR_CALCULATIONS);
|
|
//---
|
|
IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
|
|
//--- sets first bar from what index will be drawn
|
|
IndicatorSetString(INDICATOR_SHORTNAME,"BW ZoneTrade");
|
|
//--- don't show indicator data in DataWindow
|
|
PlotIndexSetInteger(0,PLOT_SHOW_DATA,false);
|
|
//--- sets first candle from what index will be drawn
|
|
PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,DATA_LIMIT);
|
|
//--- get handles
|
|
ExtACHandle=iAC(NULL,0);
|
|
ExtAOHandle=iAO(NULL,0);
|
|
}
|
|
//+------------------------------------------------------------------+
|
|
//| Trade zone by Bill Williams |
|
|
//+------------------------------------------------------------------+
|
|
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[])
|
|
{
|
|
if(rates_total<DATA_LIMIT)
|
|
return(0);
|
|
//--- not all data may be calculated
|
|
int calculated=BarsCalculated(ExtACHandle);
|
|
if(calculated<rates_total)
|
|
{
|
|
Print("Not all data of ExtACHandle is calculated (",calculated," bars). Error ",GetLastError());
|
|
return(0);
|
|
}
|
|
calculated=BarsCalculated(ExtAOHandle);
|
|
if(calculated<rates_total)
|
|
{
|
|
Print("Not all data of ExtAOHandle is calculated (",calculated," bars). Error ",GetLastError());
|
|
return(0);
|
|
}
|
|
//--- we can copy not all data
|
|
int to_copy;
|
|
if(prev_calculated>rates_total || prev_calculated<0)
|
|
to_copy=rates_total;
|
|
else
|
|
{
|
|
to_copy=rates_total-prev_calculated;
|
|
if(prev_calculated>0)
|
|
to_copy++;
|
|
}
|
|
//--- get AC buffer
|
|
if(IsStopped()) // checking for stop flag
|
|
return(0);
|
|
if(CopyBuffer(ExtACHandle,0,0,to_copy,ExtACBuffer)<=0)
|
|
{
|
|
Print("Getting iAC is failed! Error ",GetLastError());
|
|
return(0);
|
|
}
|
|
//--- get AO buffer
|
|
if(IsStopped()) // checking for stop flag
|
|
return(0);
|
|
if(CopyBuffer(ExtAOHandle,0,0,to_copy,ExtAOBuffer)<=0)
|
|
{
|
|
Print("Getting iAO is failed! Error ",GetLastError());
|
|
return(0);
|
|
}
|
|
//--- set first bar from what calculation will start
|
|
int start;
|
|
if(prev_calculated<DATA_LIMIT)
|
|
start=DATA_LIMIT;
|
|
else
|
|
start=prev_calculated-1;
|
|
//--- the main loop of calculations
|
|
for(int i=start; i<rates_total && !IsStopped(); i++)
|
|
{
|
|
ExtOBuffer[i]=open[i];
|
|
ExtHBuffer[i]=high[i];
|
|
ExtLBuffer[i]=low[i];
|
|
ExtCBuffer[i]=close[i];
|
|
//--- set color for candle
|
|
ExtColorBuffer[i]=2.0; // set gray Color
|
|
//--- check for Green Zone and set Color Green
|
|
if(ExtACBuffer[i]>ExtACBuffer[i-1] && ExtAOBuffer[i]>ExtAOBuffer[i-1])
|
|
ExtColorBuffer[i]=0.0;
|
|
//--- check for Red Zone and set Color Red
|
|
if(ExtACBuffer[i]<ExtACBuffer[i-1] && ExtAOBuffer[i]<ExtAOBuffer[i-1])
|
|
ExtColorBuffer[i]=1.0;
|
|
}
|
|
//--- return value of prev_calculated for next call
|
|
return(rates_total);
|
|
}
|
|
//+------------------------------------------------------------------+
|