//+------------------------------------------------------------------+
//| CustomTicksReplace.mq5 |
//| Copyright 2024, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2024, MetaQuotes Ltd."
#property link "https://www.mql5.com"
#property version "1.00"
#define CUSTOM_SYMBOL_NAME Symbol()+".C" // nome del simbolo personalizzato
#define CUSTOM_SYMBOL_PATH "Forex" // nome del gruppo in cui un simbolo è stato creato
#define CUSTOM_SYMBOL_ORIGIN Symbol() // nome di un simbolo su cui è basata la personalizzazione
#define DATATICKS_TO_COPY UINT_MAX // numero dei tick copiati
#define DATATICKS_TO_PRINT 20 // numero dei tick inviati al journal
//+------------------------------------------------------------------+
//| Script program start function |
//+------------------------------------------------------------------+
void OnStart()
{
//--- ottenere il codice di errore quando si crea un simbolo personalizzato
int create=CreateCustomSymbol(CUSTOM_SYMBOL_NAME, CUSTOM_SYMBOL_PATH, CUSTOM_SYMBOL_ORIGIN);
//---- se il codice di errore non è 0 (creazione del simbolo riuscita) e non è 5304 (il simbolo è già stato creato) - lasciare
if(create!=0 && create!=5304)
return;
//--- ottenere i dati dei tick del simbolo standard per l'array MqlTick
MqlTick array[]={};
if(!GetTicksToArray(CUSTOM_SYMBOL_ORIGIN, DATATICKS_TO_COPY, array))
return;
//--- stampare l'ora del primo e dell'ultimo tick ricevuto del simbolo standard
int total=(int)array.Size();
PrintFormat("First tick time: %s.%03u, Last tick time: %s.%03u",
TimeToString(array[0].time,TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[0].time_msc%1000,
TimeToString(array[total-1].time, TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[total-1].time_msc%1000);
//--- stampare DATATICKS_TO_PRINT gli ultimi tick del simbolo standard nel journal
PrintFormat("\nThe last %d ticks for the standard symbol '%s':", DATATICKS_TO_PRINT, CUSTOM_SYMBOL_ORIGIN);
for(int i=total-DATATICKS_TO_PRINT; i<total; i++)
{
if(i<0)
continue;
PrintFormat(" %dth Tick: %s", i, GetTickDescription(array[i]));
}
//--- aggiungere un simbolo personalizzato alla finestra Market Watch
ResetLastError();
if(!SymbolSelect(CUSTOM_SYMBOL_NAME, true))
{
Print("SymbolSelect() failed. Error ", GetLastError());
return;
}
//--- aggiungere i dati dell'array dei tick alla cronologia dei prezzi del simbolo personalizzato
Print("...");
uint start=GetTickCount();
PrintFormat("Start of adding %u ticks to the history of the custom symbol '%s'", array.Size(), CUSTOM_SYMBOL_NAME);
int added=CustomTicksAdd(CUSTOM_SYMBOL_NAME, array);
PrintFormat("Added %u ticks to the history of the custom symbol '%s' in %u ms", added, CUSTOM_SYMBOL_NAME, GetTickCount()-start);
//--- ottenere i dati dei tick del simbolo personalizzato appena aggiunto all'array MqlTick
Print("...");
if(!GetTicksToArray(CUSTOM_SYMBOL_NAME, array.Size(), array))
return;
//--- stampare l'ora del primo e dell'ultimo tick ricevuto del simbolo personalizzato
total=(int)array.Size();
PrintFormat("First tick time: %s.%03u, Last tick time: %s.%03u",
TimeToString(array[0].time, TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[0].time_msc%1000,
TimeToString(array[total-1].time, TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[total-1].time_msc%1000);
//--- stampare DATATICKS_TO_PRINT gli ultimi tick del simbolo personalizzato nel journal
PrintFormat("\nThe last %d ticks for the custom symbol '%s':", DATATICKS_TO_PRINT, CUSTOM_SYMBOL_NAME);
for(int i=total-DATATICKS_TO_PRINT; i<total; i++)
{
if(i<0)
continue;
PrintFormat(" %dth Tick: %s", i, GetTickDescription(array[i]));
}
//--- ora modificare i valori dei tick Ask e Bid nell'array utilizzando l'equazione Ask(Symbol) = 1.0 / Ask(Symbol), Bid(Symbol) = 1.0 / Bid(Symbol)
for(int i=0; i<total; i++)
{
array[i].ask = (array[i].ask !=0 ? 1.0 / array[i].ask : array[i].ask);
array[i].bid = (array[i].bid !=0 ? 1.0 / array[i].bid : array[i].bid);
}
Print("\nNow the ticks are changed");
//--- sostituire la cronologia dei tick del simbolo personalizzato con i dati dell'array dei tick modificato
Print("...");
start=GetTickCount();
PrintFormat("Start replacing %u changed ticks in the history of the custom symbol '%s'", array.Size(), CUSTOM_SYMBOL_NAME);
int replaced=CustomTicksReplace(CUSTOM_SYMBOL_NAME, array[0].time_msc, array[total-1].time_msc, array);
PrintFormat("Replaced %u ticks in the history of the custom symbol '%s' in %u ms", replaced, CUSTOM_SYMBOL_NAME, GetTickCount()-start);
//--- ottenere i dati dei tick del simbolo personalizzato appena sostituiti nell'array MqlTick
Print("...");
if(!GetTicksToArray(CUSTOM_SYMBOL_NAME, array.Size(), array))
return;
//--- stampare l'ora del primo e dell'ultimo tick modificato del simbolo personalizzato
total=(int)array.Size();
PrintFormat("First changed tick time: %s.%03u, Last changed tick time: %s.%03u",
TimeToString(array[0].time, TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[0].time_msc%1000,
TimeToString(array[total-1].time, TIME_DATE|TIME_MINUTES|TIME_SECONDS), array[total-1].time_msc%1000);
//--- stampare DATATICKS_TO_PRINT gli ultimi tick modificati del simbolo personalizzato nel journal
PrintFormat("\nThe last %d changed ticks for the custom symbol '%s':", DATATICKS_TO_PRINT, CUSTOM_SYMBOL_NAME);
for(int i=total-DATATICKS_TO_PRINT; i<total; i++)
{
if(i<0)
continue;
PrintFormat(" %dth Changed tick: %s", i, GetTickDescription(array[i]));
}
//--- visualizzare un suggerimento sui tasti di terminazione dello script nel commento del grafico
Comment(StringFormat("Press 'Esc' to exit or 'Del' to delete the '%s' symbol and exit", CUSTOM_SYMBOL_NAME));
//--- attendere che i tasti Esc o Del vengano premuti per uscire da un ciclo infinito
while(!IsStopped() && TerminalInfoInteger(TERMINAL_KEYSTATE_ESCAPE)==0)
{
Sleep(16);
//--- quando si preme Del, eliminare il simbolo personalizzato creato e i relativi dati
if(TerminalInfoInteger(TERMINAL_KEYSTATE_DELETE)<0)
{
//--- eliminare i dati della barra
int deleted=CustomRatesDelete(CUSTOM_SYMBOL_NAME, 0, LONG_MAX);
if(deleted>0)
PrintFormat("%d history bars of the custom symbol '%s' were successfully deleted", deleted, CUSTOM_SYMBOL_NAME);
//--- cancellare i dati dei tick
deleted=CustomTicksDelete(CUSTOM_SYMBOL_NAME, 0, LONG_MAX);
if(deleted>0)
PrintFormat("%d history ticks of the custom symbol '%s' were successfully deleted", deleted, CUSTOM_SYMBOL_NAME);
//--- eliminare il simbolo
if(DeleteCustomSymbol(CUSTOM_SYMBOL_NAME))
PrintFormat("Custom symbol '%s' deleted successfully", CUSTOM_SYMBOL_NAME);
break;
}
}
//--- pulire il grafico prima di uscire
Comment("");
/*
risultato:
Requested 4294967295 ticks to get tick history for the symbol 'EURUSD'
The tick history for the 'EURUSD' symbol is received in the amount of 351195822 ticks in 55735 ms
First tick time: 2011.12.19 00:00:08.000, Last tick time: 2024.06.21 08:39:03.113
The last 20 ticks for the standard symbol 'EURUSD':
351195802th Tick: 2024.06.21 08:38:10.076 Ask=1.07194 (Info tick)
351195803th Tick: 2024.06.21 08:38:13.162 Ask=1.07195 (Info tick)
351195804th Tick: 2024.06.21 08:38:13.872 Bid=1.07195 (Info tick)
351195805th Tick: 2024.06.21 08:38:14.866 Ask=1.07194 Bid=1.07194 (Info tick)
351195806th Tick: 2024.06.21 08:38:17.374 Bid=1.07194 (Info tick)
351195807th Tick: 2024.06.21 08:38:18.883 Bid=1.07194 (Info tick)
351195808th Tick: 2024.06.21 08:38:19.771 Bid=1.07194 (Info tick)
351195809th Tick: 2024.06.21 08:38:20.873 Ask=1.07195 Bid=1.07195 (Info tick)
351195810th Tick: 2024.06.21 08:38:22.278 Ask=1.07196 Bid=1.07196 (Info tick)
351195811th Tick: 2024.06.21 08:38:22.775 Bid=1.07196 (Info tick)
351195812th Tick: 2024.06.21 08:38:23.477 Bid=1.07196 (Info tick)
351195813th Tick: 2024.06.21 08:38:38.194 Ask=1.07197 (Info tick)
351195814th Tick: 2024.06.21 08:38:38.789 Ask=1.07196 (Info tick)
351195815th Tick: 2024.06.21 08:38:39.290 Ask=1.07197 (Info tick)
351195816th Tick: 2024.06.21 08:38:43.695 Ask=1.07196 (Info tick)
351195817th Tick: 2024.06.21 08:38:52.203 Ask=1.07195 Bid=1.07195 (Info tick)
351195818th Tick: 2024.06.21 08:38:55.105 Ask=1.07196 Bid=1.07196 (Info tick)
351195819th Tick: 2024.06.21 08:38:57.607 Ask=1.07195 Bid=1.07195 (Info tick)
351195820th Tick: 2024.06.21 08:39:00.512 Ask=1.07196 Bid=1.07196 (Info tick)
351195821th Tick: 2024.06.21 08:39:03.113 Ask=1.07195 Bid=1.07195 (Info tick)
...
Start of adding 351195822 ticks to the history of the custom symbol 'EURUSD.C'
Added 351195822 ticks to the history of the custom symbol 'EURUSD.C' in 349407 ms
...
Requested 351195822 ticks to get tick history for the symbol 'EURUSD.C'
The tick history for the 'EURUSD.C' symbol is received in the amount of 351195822 ticks in 190203 ms
First tick time: 2011.12.19 00:00:08.000, Last tick time: 2024.06.21 08:39:03.113
The last 20 ticks for the custom symbol 'EURUSD.C':
351195802th Tick: 2024.06.21 08:38:10.076 Ask=1.07194 Bid=1.07194 (Info tick)
351195803th Tick: 2024.06.21 08:38:13.162 Ask=1.07195 Bid=1.07195 (Info tick)
351195804th Tick: 2024.06.21 08:38:13.872 Ask=1.07195 Bid=1.07195 (Info tick)
351195805th Tick: 2024.06.21 08:38:14.866 Ask=1.07194 Bid=1.07194 (Info tick)
351195806th Tick: 2024.06.21 08:38:17.374 Ask=1.07194 Bid=1.07194 (Info tick)
351195807th Tick: 2024.06.21 08:38:18.883 Ask=1.07194 Bid=1.07194 (Info tick)
351195808th Tick: 2024.06.21 08:38:19.771 Ask=1.07194 Bid=1.07194 (Info tick)
351195809th Tick: 2024.06.21 08:38:20.873 Ask=1.07195 Bid=1.07195 (Info tick)
351195810th Tick: 2024.06.21 08:38:22.278 Ask=1.07196 Bid=1.07196 (Info tick)
351195811th Tick: 2024.06.21 08:38:22.775 Ask=1.07196 Bid=1.07196 (Info tick)
351195812th Tick: 2024.06.21 08:38:23.477 Ask=1.07196 Bid=1.07196 (Info tick)
351195813th Tick: 2024.06.21 08:38:38.194 Ask=1.07197 Bid=1.07197 (Info tick)
351195814th Tick: 2024.06.21 08:38:38.789 Ask=1.07196 Bid=1.07196 (Info tick)
351195815th Tick: 2024.06.21 08:38:39.290 Ask=1.07197 Bid=1.07197 (Info tick)
351195816th Tick: 2024.06.21 08:38:43.695 Ask=1.07196 Bid=1.07196 (Info tick)
351195817th Tick: 2024.06.21 08:38:52.203 Ask=1.07195 Bid=1.07195 (Info tick)
351195818th Tick: 2024.06.21 08:38:55.105 Ask=1.07196 Bid=1.07196 (Info tick)
351195819th Tick: 2024.06.21 08:38:57.607 Ask=1.07195 Bid=1.07195 (Info tick)
351195820th Tick: 2024.06.21 08:39:00.512 Ask=1.07196 Bid=1.07196 (Info tick)
351195821th Tick: 2024.06.21 08:39:03.113 Ask=1.07195 Bid=1.07195 (Info tick)
Now the ticks are changed
...
Start replacing 351195822 changed ticks in the history of the custom symbol 'EURUSD.C'
Replaced 351195822 ticks in the history of the custom symbol 'EURUSD.C' in 452266 ms
...
Requested 351195822 ticks to get tick history for the symbol 'EURUSD.C'
The tick history for the 'EURUSD.C' symbol is received in the amount of 351195822 ticks in 199812 ms
First changed tick time: 2011.12.19 00:00:08.000, Last changed tick time: 2024.06.21 08:39:03.113
The last 20 changed ticks for the custom symbol 'EURUSD.C':
351195802th Changed tick: 2024.06.21 08:38:10.076 Ask=0.93289 Bid=0.93289 (Info tick)
351195803th Changed tick: 2024.06.21 08:38:13.162 Ask=0.93288 Bid=0.93288 (Info tick)
351195804th Changed tick: 2024.06.21 08:38:13.872 Ask=0.93288 Bid=0.93288 (Info tick)
351195805th Changed tick: 2024.06.21 08:38:14.866 Ask=0.93289 Bid=0.93289 (Info tick)
351195806th Changed tick: 2024.06.21 08:38:17.374 Ask=0.93289 Bid=0.93289 (Info tick)
351195807th Changed tick: 2024.06.21 08:38:18.883 Ask=0.93289 Bid=0.93289 (Info tick)
351195808th Changed tick: 2024.06.21 08:38:19.771 Ask=0.93289 Bid=0.93289 (Info tick)
351195809th Changed tick: 2024.06.21 08:38:20.873 Ask=0.93288 Bid=0.93288 (Info tick)
351195810th Changed tick: 2024.06.21 08:38:22.278 Ask=0.93287 Bid=0.93287 (Info tick)
351195811th Changed tick: 2024.06.21 08:38:22.775 Ask=0.93287 Bid=0.93287 (Info tick)
351195812th Changed tick: 2024.06.21 08:38:23.477 Ask=0.93287 Bid=0.93287 (Info tick)
351195813th Changed tick: 2024.06.21 08:38:38.194 Ask=0.93286 Bid=0.93286 (Info tick)
351195814th Changed tick: 2024.06.21 08:38:38.789 Ask=0.93287 Bid=0.93287 (Info tick)
351195815th Changed tick: 2024.06.21 08:38:39.290 Ask=0.93286 Bid=0.93286 (Info tick)
351195816th Changed tick: 2024.06.21 08:38:43.695 Ask=0.93287 Bid=0.93287 (Info tick)
351195817th Changed tick: 2024.06.21 08:38:52.203 Ask=0.93288 Bid=0.93288 (Info tick)
351195818th Changed tick: 2024.06.21 08:38:55.105 Ask=0.93287 Bid=0.93287 (Info tick)
351195819th Changed tick: 2024.06.21 08:38:57.607 Ask=0.93288 Bid=0.93288 (Info tick)
351195820th Changed tick: 2024.06.21 08:39:00.512 Ask=0.93287 Bid=0.93287 (Info tick)
351195821th Changed tick: 2024.06.21 08:39:03.113 Ask=0.93288 Bid=0.93288 (Info tick)
*/
}
//+---------------------------------------------------------------------------------------+
//| Creare un simbolo personalizzato, restituire un codice di errore |
//+---------------------------------------------------------------------------------------+
int CreateCustomSymbol(const string symbol_name, const string symbol_path, const string symbol_origin=NULL)
{
//--- definire il nome di un simbolo su cui è basata la personalizzazione
string origin=(symbol_origin==NULL ? Symbol() : symbol_origin);
//--- se non è stato possibile creare un simbolo personalizzato e questo non corrisponde all'errore 5304, segnalarlo nel journal
ResetLastError();
int error=0;
if(!CustomSymbolCreate(symbol_name, symbol_path, origin))
{
error=GetLastError();
if(error!=5304)
PrintFormat("CustomSymbolCreate(%s, %s, %s) failed. Error %d", symbol_name, symbol_path, origin, error);
}
//--- successo
return(error);
}
//+------------------------------------------------------------------+
//| Rimuovere un simbolo personalizzato |
//+------------------------------------------------------------------+
bool DeleteCustomSymbol(const string symbol_name)
{
//--- nascondere il simbolo dalla finestra Market Watch
ResetLastError();
if(!SymbolSelect(symbol_name, false))
{
PrintFormat("SymbolSelect(%s, false) failed. Error %d", GetLastError());
return(false);
}
//--- se non è stato possibile eliminare un simbolo personalizzato, segnalarlo nel journal e restituire 'false'
ResetLastError();
if(!CustomSymbolDelete(symbol_name))
{
PrintFormat("CustomSymbolDelete(%s) failed. Error %d", symbol_name, GetLastError());
return(false);
}
//--- successo
return(true);
}
//+------------------------------------------------------------------+
//| Ottenere il numero specificato di tick nell'array |
//+------------------------------------------------------------------+
bool GetTicksToArray(const string symbol, const uint count, MqlTick &array[])
{
//--- notificare l'inizio del caricamento dei dati storici
PrintFormat("Requested %u ticks to get tick history for the symbol '%s'", count, symbol);
//--- fare 3 tentativi per ricevere i tick
int attempts=0;
while(attempts<3)
{
//--- rilevare l'ora di inizio prima di ricevere i tick
uint start=GetTickCount();
//--- richiesta della cronologia dei tick dal 1970.01.01 00:00.001 (parametro da=1 ms)
int received=CopyTicks(symbol, array, COPY_TICKS_ALL, 1, count);
if(received!=-1)
{
//--- visualizzare le informazioni sul numero di tick e il tempo trascorso
PrintFormat("The tick history for the '%s' symbol is received in the amount of %u ticks in %d ms", symbol, received, GetTickCount()-start);
//--- se la cronologia dei tick è sincronizzata, il codice di errore è pari a zero - restituire 'true'
if(GetLastError()==0)
return(true);
PrintFormat("%s: Ticks are not synchronized yet, %d ticks received for %d ms. Error=%d",
symbol, received, GetTickCount()-start, GetLastError());
}
//--- conteggio tentativi
attempts++;
//--- una pausa di un secondo per attendere la fine della sincronizzazione del database dei tick
Sleep(1000);
}
//--- 3 tentativi falliti nella copia dei tick
return(false);
}
//+------------------------------------------------------------------+
//| restituire la descrizione della stringa di un tick |
//+------------------------------------------------------------------+
string GetTickDescription(MqlTick &tick)
{
string desc=StringFormat("%s.%03u ", TimeToString(tick.time, TIME_DATE|TIME_MINUTES|TIME_SECONDS),tick.time_msc%1000);
//--- controllare i flag del tick
bool buy_tick = ((tick.flags &TICK_FLAG_BUY) == TICK_FLAG_BUY);
bool sell_tick = ((tick.flags &TICK_FLAG_SELL) == TICK_FLAG_SELL);
bool ask_tick = ((tick.flags &TICK_FLAG_ASK) == TICK_FLAG_ASK);
bool bid_tick = ((tick.flags &TICK_FLAG_BID) == TICK_FLAG_BID);
bool last_tick = ((tick.flags &TICK_FLAG_LAST) == TICK_FLAG_LAST);
bool volume_tick= ((tick.flags &TICK_FLAG_VOLUME)== TICK_FLAG_VOLUME);
//--- controllare prima i tick per i flag di trading (non ce ne sono per CustomTicksAdd())
if(buy_tick || sell_tick)
{
//--- formare un output per un tick di trading
desc += (buy_tick ? StringFormat("Buy Tick: Last=%G Volume=%d ", tick.last, tick.volume) : "");
desc += (sell_tick? StringFormat("Sell Tick: Last=%G Volume=%d ",tick.last, tick.volume) : "");
desc += (ask_tick ? StringFormat("Ask=%G ", tick.ask) : "");
desc += (bid_tick ? StringFormat("Bid=%G ", tick.ask) : "");
desc += "(Trade tick)";
}
else
{
//--- formare un output per un info tick in modo leggermente diverso
desc += (ask_tick ? StringFormat("Ask=%G ", tick.ask) : "");
desc += (bid_tick ? StringFormat("Bid=%G ", tick.ask) : "");
desc += (last_tick ? StringFormat("Last=%G ", tick.last) : "");
desc += (volume_tick? StringFormat("Volume=%d ",tick.volume): "");
desc += "(Info tick)";
}
//--- restituire la descrizione del tick
return(desc);
}
|