264 lines
10 KiB
MQL5
264 lines
10 KiB
MQL5
 | //+------------------------------------------------------------------+
| ||
//| Camarilla Channel.mq5 |
| |||
//| Copyright 2009-2025, MetaQuotes Ltd |
| |||
//| https://www.mql5.com |
| |||
//+------------------------------------------------------------------+
| |||
#property copyright "2009-2025, MetaQuotes Ltd"
| |||
#property link "http://www.mql5.com"
| |||
#property description "Camarilla Channels"
| |||
| |||
#property indicator_chart_window
| |||
#property indicator_buffers 10
| |||
#property indicator_plots 10
| |||
#property indicator_type1 DRAW_LINE
| |||
#property indicator_color1 clrGreen
| |||
#property indicator_type2 DRAW_LINE
| |||
#property indicator_color2 clrGreen
| |||
#property indicator_type3 DRAW_LINE
| |||
#property indicator_color3 clrGreen
| |||
#property indicator_width3 2
| |||
#property indicator_type4 DRAW_LINE
| |||
#property indicator_color4 clrGreen
| |||
#property indicator_type5 DRAW_LINE
| |||
#property indicator_color5 clrGreen
| |||
#property indicator_type6 DRAW_LINE
| |||
#property indicator_color6 clrRed
| |||
#property indicator_type7 DRAW_LINE
| |||
#property indicator_color7 clrRed
| |||
#property indicator_type8 DRAW_LINE
| |||
#property indicator_color8 clrRed
| |||
#property indicator_width8 2
| |||
#property indicator_type9 DRAW_LINE
| |||
#property indicator_color9 clrRed
| |||
#property indicator_type10 DRAW_LINE
| |||
#property indicator_color10 clrRed
| |||
//--- labels
| |||
#property indicator_label1 "H5"
| |||
#property indicator_label2 "H4"
| |||
#property indicator_label3 "H3"
| |||
#property indicator_label4 "H2"
| |||
#property indicator_label5 "H1"
| |||
#property indicator_label6 "L1"
| |||
#property indicator_label7 "L2"
| |||
#property indicator_label8 "L3"
| |||
#property indicator_label9 "L4"
| |||
#property indicator_label10 "L5"
| |||
| |||
//--- input parameter
| |||
input bool InpShowLabel=true; // show price of level
| |||
| |||
//--- indicator buffers
| |||
double ExtH5Buffer[];
| |||
double ExtH4Buffer[];
| |||
double ExtH3Buffer[];
| |||
double ExtH2Buffer[];
| |||
double ExtH1Buffer[];
| |||
double ExtL1Buffer[];
| |||
double ExtL2Buffer[];
| |||
double ExtL3Buffer[];
| |||
double ExtL4Buffer[];
| |||
double ExtL5Buffer[];
| |||
| |||
//--- unique prefix for indicator objects
| |||
string ExtPrefixUniq;
| |||
//--- current chart scale
| |||
long ExtChartScale=2;
| |||
//--- price labels should not be shown on the built-in VPS
| |||
bool ExtShowLabel=false;
| |||
//+------------------------------------------------------------------+
| |||
//| Custom indicator initialization function |
| |||
//+------------------------------------------------------------------+
| |||
int OnInit()
| |||
{
| |||
//--- check current timeframe
| |||
if(PeriodSeconds()>PeriodSeconds(PERIOD_D1))
| |||
{
| |||
Alert("Timeframe of chart must be D1 or lower. Exit");
| |||
return(INIT_FAILED);
| |||
}
| |||
| |||
//--- if the indicator is running on the built-in VPS, price labels should not be shown
| |||
if(!TerminalInfoInteger(TERMINAL_VPS))
| |||
ExtShowLabel=InpShowLabel;
| |||
| |||
//--- define buffers
| |||
SetIndexBuffer(0, ExtH5Buffer);
| |||
SetIndexBuffer(1, ExtH4Buffer);
| |||
SetIndexBuffer(2, ExtH3Buffer);
| |||
SetIndexBuffer(3, ExtH2Buffer);
| |||
SetIndexBuffer(4, ExtH1Buffer);
| |||
SetIndexBuffer(5, ExtL1Buffer);
| |||
SetIndexBuffer(6, ExtL2Buffer);
| |||
SetIndexBuffer(7, ExtL3Buffer);
| |||
SetIndexBuffer(8, ExtL4Buffer);
| |||
SetIndexBuffer(9, ExtL5Buffer);
| |||
| |||
//--- indicator name
| |||
IndicatorSetString(INDICATOR_SHORTNAME, "Camarilla Channels");
| |||
//--- number of digits of indicator value
| |||
IndicatorSetInteger(INDICATOR_DIGITS, _Digits);
| |||
| |||
//--- prepare prefix for objects
| |||
string number=StringFormat("%I64d", GetTickCount64());
| |||
ExtPrefixUniq=StringSubstr(number, StringLen(number)-4);
| |||
ExtPrefixUniq=ExtPrefixUniq+"_CH";
| |||
Print("Indicator \"Camarilla Channels\" started, prefix=", ExtPrefixUniq);
| |||
| |||
return(INIT_SUCCEEDED);
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Custom indicator iteration function |
| |||
//+------------------------------------------------------------------+
| |||
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[])
| |||
{
| |||
static MqlRates LAST_DAY[]; // previous day
| |||
static datetime last_time=0; // reference time
| |||
static datetime error_time=0; // error output time
| |||
| |||
//--- if the indicator has previously been calculated, start from the bar preceding the last one
| |||
int start=prev_calculated-1;
| |||
| |||
//--- if this is the first calculation of the indicator, start from the first bar on the chart
| |||
if(prev_calculated==0)
| |||
start=0;
| |||
| |||
//--- calculate levels for all bars in a loop
| |||
for(int i=start; i<rates_total; i++)
| |||
{
| |||
//--- get day opening time for the current bar
| |||
datetime rem_seconds=time[i]%PeriodSeconds(PERIOD_D1);
| |||
datetime open_time=time[i]-rem_seconds;
| |||
| |||
//--- if the opening time is different from the reference time, update LAST_DAY - level calculations will be based on this value
| |||
if(open_time!=last_time)
| |||
{
| |||
//--- If you're running the indicator on this symbol for the first time,
| |||
//--- first open the D1 chart for the symbol to initiate immediate downloading of daily bars
| |||
//--- if getting the current timeframe bars for the specified day fails
| |||
if(CopyRates(Symbol(), PERIOD_D1, open_time-1, 1, LAST_DAY)!=-1)
| |||
{
| |||
//--- remember the reference time
| |||
last_time=open_time;
| |||
}
| |||
else
| |||
{
| |||
//--- generate error messages no more than once a minute
| |||
if(TimeCurrent()>=error_time)
| |||
{
| |||
error_time=TimeCurrent()+60;
| |||
Print("Failed to get previous day by CopyRates(Symbol(), PERIOD_D1, error ", GetLastError());
| |||
}
| |||
return(prev_calculated);
| |||
}
| |||
}
| |||
| |||
//--- calculate levels
| |||
double range=LAST_DAY[0].high - LAST_DAY[0].low;
| |||
double h5=(LAST_DAY[0].high/LAST_DAY[0].low) * LAST_DAY[0].close;
| |||
double h4=LAST_DAY[0].close + range*1.1/2.0;
| |||
double h3=LAST_DAY[0].close + range*1.1/4.0;
| |||
double h2=LAST_DAY[0].close + range*1.1/6.0;
| |||
double h1=LAST_DAY[0].close + range*1.1/12.0;
| |||
double l1=LAST_DAY[0].close - range*1.1/12.0;
| |||
double l2=LAST_DAY[0].close - range*1.1/6.0;
| |||
double l3=LAST_DAY[0].close - range*1.1/4.0;
| |||
double l4=LAST_DAY[0].close - range*1.1/2.0;
| |||
double l5=LAST_DAY[0].close - (h5 -LAST_DAY[0].close);
| |||
| |||
//--- write values into buffers
| |||
ExtH5Buffer[i]=h5;
| |||
ExtH4Buffer[i]=h4;
| |||
ExtH3Buffer[i]=h3;
| |||
ExtH2Buffer[i]=h2;
| |||
ExtH1Buffer[i]=h1;
| |||
ExtL1Buffer[i]=l1;
| |||
ExtL2Buffer[i]=l2;
| |||
ExtL3Buffer[i]=l3;
| |||
ExtL4Buffer[i]=l4;
| |||
ExtL5Buffer[i]=l5;
| |||
}
| |||
| |||
//--- draw labels on levels
| |||
if(ExtShowLabel)
| |||
{
| |||
ShowPriceLevels(time[rates_total-1], rates_total-1);
| |||
ChartRedraw();
| |||
}
| |||
| |||
//--- succesfully calculated
| |||
return(rates_total);
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Custom indicator deinitialization function |
| |||
//+------------------------------------------------------------------+
| |||
void OnDeinit(const int reason)
| |||
{
| |||
//--- delete all our graphical objects after use
| |||
Print("Indicator \"Camarilla Channels\" stopped, delete all objects with prefix=", ExtPrefixUniq);
| |||
ObjectsDeleteAll(0, ExtPrefixUniq, 0, OBJ_ARROW_RIGHT_PRICE);
| |||
ChartRedraw(0);
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Handles CHARTEVENT_CHART_CHANGE to track chart window updates |
| |||
//+------------------------------------------------------------------+
| |||
void OnChartEvent(const int id, const long& lparam, const double& dparam, const string& sparam)
| |||
{
| |||
if(id==CHARTEVENT_CHART_CHANGE)
| |||
if(!ChartGetInteger(0, CHART_SCALE, 0, ExtChartScale))
| |||
{
| |||
//--- output an error message to the Experts journal
| |||
Print(__FUNCTION__+", ChartGetInteger(CHART_SCALE) failed, error = ", GetLastError());
| |||
}
| |||
//---
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Show prices' levels |
| |||
//+------------------------------------------------------------------+
| |||
void ShowPriceLevels(datetime time, int last_index)
| |||
{
| |||
ShowRightPrice(ExtPrefixUniq+"_H5", time, ExtH5Buffer[last_index], clrGreen);
| |||
ShowRightPrice(ExtPrefixUniq+"_H4", time, ExtH4Buffer[last_index], clrGreen);
| |||
ShowRightPrice(ExtPrefixUniq+"_H3", time, ExtH3Buffer[last_index], clrGreen);
| |||
ShowRightPrice(ExtPrefixUniq+"_H2", time, ExtH2Buffer[last_index], clrGreen);
| |||
ShowRightPrice(ExtPrefixUniq+"_H1", time, ExtH1Buffer[last_index], clrGreen);
| |||
ShowRightPrice(ExtPrefixUniq+"_L1", time, ExtL1Buffer[last_index], clrRed);
| |||
ShowRightPrice(ExtPrefixUniq+"_L2", time, ExtL2Buffer[last_index], clrRed);
| |||
ShowRightPrice(ExtPrefixUniq+"_L3", time, ExtL3Buffer[last_index], clrRed);
| |||
ShowRightPrice(ExtPrefixUniq+"_L4", time, ExtL4Buffer[last_index], clrRed);
| |||
ShowRightPrice(ExtPrefixUniq+"_L5", time, ExtL5Buffer[last_index], clrRed);
| |||
}
| |||
//+------------------------------------------------------------------+
| |||
//| Create or Update "Right Price Label" object |
| |||
//+------------------------------------------------------------------+
| |||
bool ShowRightPrice(const string name, datetime time, double price, color clr)
| |||
{
| |||
if(!ObjectCreate(0, name, OBJ_ARROW_RIGHT_PRICE, 0, time, price))
| |||
{
| |||
ObjectMove(0, name, 0, time, price);
| |||
return(false);
| |||
}
| |||
| |||
//--- adjust label size based on chart scale
| |||
int width=ExtChartScale>1 ? 2:1; // if chart scale > 1, then label size = 2
| |||
| |||
ObjectSetInteger(0, name, OBJPROP_COLOR, clr);
| |||
ObjectSetInteger(0, name, OBJPROP_STYLE, STYLE_SOLID);
| |||
ObjectSetInteger(0, name, OBJPROP_WIDTH, width);
| |||
ObjectSetInteger(0, name, OBJPROP_BACK, false);
| |||
ObjectSetInteger(0, name, OBJPROP_SELECTABLE, false);
| |||
ObjectSetInteger(0, name, OBJPROP_SELECTED, false);
| |||
ObjectSetInteger(0, name, OBJPROP_HIDDEN, true);
| |||
ObjectSetInteger(0, name, OBJPROP_ZORDER, 0);
| |||
| |||
return(true);
| |||
}
| |||
//+------------------------------------------------------------------+
|