//+------------------------------------------------------------------+
//| Period_ConverterALL.mq4 |
//| Original Copyright © 2005, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//| Only OffLine convert history from 1M Period |
//| to M5, M15, M30, 1H, 4H, 1D in one time |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
//#property show_inputs
#include <WinUser32.mqh>
//extern int ExtPeriodMultiplier=5; // new period multiplier factor
int ExtHandle = -1;
static int ArrPeriod[];
//+------------------------------------------------------------------+
//| script program start function |
//+------------------------------------------------------------------+
int start()
{
if(Period() != PERIOD_M1)
{
Print("Start Period Must be M1.");
return(0);
}
ArrayResize(ArrPeriod, 8);
ArrPeriod[0] = 5;
ArrPeriod[1] = 15;
ArrPeriod[2] = 30;
ArrPeriod[3] = 60;
ArrPeriod[4] = 240;
ArrPeriod[5] = 1440;
ArrPeriod[6] = 10080;
ArrPeriod[7] = 43200;
int i, start_pos, i_time, time0, last_fpos, periodseconds;
double d_open, d_low, d_high, d_close, d_volume, last_volume;
int hwnd = 0, cnt = 0;
//---- History header
int version = 400;
string c_copyright = "(C)opyright 2003, MetaQuotes Software Corp.";
string c_symbol = Symbol();
int i_period = 1;
int i_digits = Digits;
int i_unused[13];
string Comm = "";
for(int qq = 0; qq < ArraySize(ArrPeriod); qq++)
{
i_period = Period()*ArrPeriod[qq];
Comm = "Converting to Period (" + i_period + "), bars to end: ";
//----
ExtHandle = FileOpenHistory(c_symbol + i_period + ".hst", FILE_BIN|FILE_WRITE);
if(ExtHandle < 0)
return(-1);
//---- write history file header
FileWriteInteger(ExtHandle, version, LONG_VALUE);
FileWriteString(ExtHandle, c_copyright, 64);
FileWriteString(ExtHandle, c_symbol, 12);
FileWriteInteger(ExtHandle, i_period, LONG_VALUE);
FileWriteInteger(ExtHandle, i_digits, LONG_VALUE);
FileWriteInteger(ExtHandle, 0, LONG_VALUE); //timesign
FileWriteInteger(ExtHandle, 0, LONG_VALUE); //last_sync
FileWriteArray(ExtHandle, i_unused, 0, 13);
//---- write history file
periodseconds = i_period*60;
start_pos = Bars - 1;
d_open = Open[start_pos];
d_low = Low[start_pos];
d_high = High[start_pos];
d_volume = Volume[start_pos];
//---- normalize open time
i_time = Time[start_pos] / periodseconds;
i_time *= periodseconds;
for(i = start_pos - 1; i >= 0; i--)
{
if(MathMod(i, 1000) == 0)
Comment(Comm + " " + i);
time0 = Time[i];
if(time0 >= i_time + periodseconds || i == 0)
{
if(i == 0 && time0 < i_time + periodseconds)
{
d_volume += Volume[0];
if(Low[0] < d_low)
d_low = Low[0];
if(High[0] > d_high)
d_high = High[0];
d_close = Close[0];
}
last_fpos = FileTell(ExtHandle);
last_volume = Volume[i];
FileWriteInteger(ExtHandle, i_time, LONG_VALUE);
FileWriteDouble(ExtHandle, d_open, DOUBLE_VALUE);
FileWriteDouble(ExtHandle, d_low, DOUBLE_VALUE);
FileWriteDouble(ExtHandle, d_high, DOUBLE_VALUE);
FileWriteDouble(ExtHandle, d_close, DOUBLE_VALUE);
FileWriteDouble(ExtHandle, d_volume, DOUBLE_VALUE);
FileFlush(ExtHandle);
cnt++;
if(time0 >= i_time + periodseconds)
{
i_time = time0 / periodseconds;
i_time *= periodseconds;
d_open = Open[i];
d_low = Low[i];
d_high = High[i];
d_close = Close[i];
d_volume = last_volume;
}
}
else
{
d_volume += Volume[i];
if(Low[i] < d_low)
d_low = Low[i];
if(High[i] > d_high)
d_high = High[i];
d_close=Close[i];
}
}
FileFlush(ExtHandle);
if(ExtHandle >= 0)
{
FileClose(ExtHandle);
ExtHandle = -1;
}
}
//----
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
void deinit()
{
if(ExtHandle >= 0)
{
FileClose(ExtHandle); ExtHandle = -1;
}
Comment("");
}
//+------------------------------------------------------------------+
|
