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SqMod/source/Library/Chrono/Time.cpp
Sandu Liviu Catalin 2aa7e8b7c2 Furher implementation and improvement of the Chrono types and also exposed them to the module API.
Tighten the safety of exported functions to avoid exceptions leaking outside the host plugin.
2016-06-04 22:33:34 +03:00

469 lines
14 KiB
C++

// ------------------------------------------------------------------------------------------------
#include "Library/Chrono/Time.hpp"
#include "Library/Chrono/Date.hpp"
#include "Library/Chrono/Datetime.hpp"
#include "Library/Chrono/Timestamp.hpp"
#include "Base/Shared.hpp"
// ------------------------------------------------------------------------------------------------
namespace SqMod {
// ------------------------------------------------------------------------------------------------
SQChar Time::Delimiter = ':';
// ------------------------------------------------------------------------------------------------
SQInteger Time::Typename(HSQUIRRELVM vm)
{
static const SQChar name[] = _SC("SqTime");
sq_pushstring(vm, name, sizeof(name));
return 1;
}
// ------------------------------------------------------------------------------------------------
Int32 Time::Compare(const Time & o) const
{
if (m_Hour < o.m_Hour)
{
return -1;
}
else if (m_Hour > o.m_Hour)
{
return 1;
}
else if (m_Minute < o.m_Minute)
{
return -1;
}
else if (m_Minute > o.m_Minute)
{
return 1;
}
else if (m_Second < o.m_Second)
{
return -1;
}
else if (m_Second > o.m_Second)
{
return 1;
}
else if (m_Millisecond < o.m_Millisecond)
{
return -1;
}
else if (m_Millisecond == o.m_Millisecond)
{
return 0;
}
else
{
return 1;
}
}
// ------------------------------------------------------------------------------------------------
Time Time::operator + (const Time & o) const
{
return Time(o);
}
// ------------------------------------------------------------------------------------------------
Time Time::operator - (const Time & o) const
{
return Time(o);
}
// ------------------------------------------------------------------------------------------------
Time Time::operator * (const Time & o) const
{
return Time(o);
}
// ------------------------------------------------------------------------------------------------
Time Time::operator / (const Time & o) const
{
return Time(o);
}
// ------------------------------------------------------------------------------------------------
CSStr Time::ToString() const
{
return ToStrF("%02u%c%02u%c%02u%c%u",
m_Hour, m_Delimiter,
m_Minute, m_Delimiter,
m_Second, m_Delimiter,
m_Millisecond);
}
// ------------------------------------------------------------------------------------------------
void Time::Set(Uint8 hour, Uint8 minute, Uint8 second, Uint16 millisecond)
{
// Is the specified hour within range?
if (hour >= 24)
{
STHROWF("Hour value is out of range: %u >= 24", hour);
}
// Is the specified minute within range?
else if (minute >= 60)
{
STHROWF("Minute value is out of range: %u >= 60", minute);
}
// Is the specified second within range?
else if (second >= 60)
{
STHROWF("Second value is out of range: %u >= 60", second);
}
// Is the specified millisecond within range?
else if (millisecond >= 1000)
{
STHROWF("Millisecond value is out of range: %u >= 1000", millisecond);
}
// Now it's safe to assign the values
m_Hour = hour;
m_Minute = minute;
m_Second = second;
m_Millisecond = millisecond;
}
// ------------------------------------------------------------------------------------------------
void Time::SetStr(CSStr str)
{
// The format specifications that will be used to scan the string
static SQChar fs[] = _SC(" %u : %u : %u : %u ");
// Is the specified string empty?
if (!str || *str == '\0')
{
// Clear the values
m_Hour = 0;
m_Minute = 0;
m_Second = 0;
m_Millisecond = 0;
// We're done here
return;
}
// Assign the specified delimiter
fs[4] = m_Delimiter;
fs[9] = m_Delimiter;
fs[14] = m_Delimiter;
// The sscanf function requires at least 32 bit integers
Uint32 hour = 0, minute = 0, second = 0, milli = 0;
// Attempt to extract the component values from the specified string
sscanf(str, fs, &hour, &minute, &second, &milli);
// Clamp the extracted values to the boundaries of associated type and assign them
Set(ClampL< Uint32, Uint8 >(hour),
ClampL< Uint32, Uint8 >(minute),
ClampL< Uint32, Uint8 >(second),
ClampL< Uint32, Uint16 >(milli)
);
}
// ------------------------------------------------------------------------------------------------
void Time::SetHour(Uint8 hour)
{
// Is the specified hour within range?
if (hour >= 24)
{
STHROWF("Hour value is out of range: %u >= 24", hour);
}
// Now it's safe to assign the value
m_Hour = hour;
}
// ------------------------------------------------------------------------------------------------
void Time::SetMinute(Uint8 minute)
{
// Is the specified minute within range?
if (minute >= 60)
{
STHROWF("Minute value is out of range: %u >= 60", minute);
}
// Now it's safe to assign the value
m_Minute = minute;
}
// ------------------------------------------------------------------------------------------------
void Time::SetSecond(Uint8 second)
{
// Is the specified second within range?
if (second >= 60)
{
STHROWF("Second value is out of range: %u >= 60", second);
}
// Now it's safe to assign the value
m_Second = second;
}
// ------------------------------------------------------------------------------------------------
void Time::SetMillisecond(Uint16 millisecond)
{
// Is the specified millisecond within range?
if (millisecond >= 1000)
{
STHROWF("Millisecond value is out of range: %u >= 1000", millisecond);
}
// Now it's safe to assign the value
m_Millisecond = millisecond;
}
// ------------------------------------------------------------------------------------------------
Time & Time::AddHours(Int32 hours)
{
// Did we even add any hours?
if (hours)
{
// Add the specified amount of hours
m_Hour += (hours % 24);
// Make sure the value is within range
m_Hour %= 24;
}
// Allow chaining operations
return *this;
}
// ------------------------------------------------------------------------------------------------
Time & Time::AddMinutes(Int32 minutes)
{
// Did we even add any minutes?
if (minutes)
{
// Extract the number of hours
Int32 hours = static_cast< Int32 >(minutes / 60);
// Extract the number of minutes
m_Minute += (minutes % 60);
// Are the minutes overlapping with the next hour?
if (m_Minute >= 60)
{
// Increase the hours
++hours;
// Subtract one hour from minutes
m_Minute %= 60;
}
// Should we add any hours?
if (hours)
{
AddHours(hours);
}
}
// Allow chaining operations
return *this;
}
// ------------------------------------------------------------------------------------------------
Time & Time::AddSeconds(Int32 seconds)
{
// Did we even add any seconds?
if (seconds)
{
// Extract the number of minutes
Int32 minutes = static_cast< Int32 >(seconds / 60);
// Extract the number of seconds
m_Second += (seconds % 60);
// Are the seconds overlapping with the next minute?
if (m_Second >= 60)
{
// Increase the minutes
++minutes;
// Subtract one minute from seconds
m_Second %= 60;
}
// Should we add any minutes?
if (minutes)
{
AddMinutes(minutes);
}
}
// Allow chaining operations
return *this;
}
// ------------------------------------------------------------------------------------------------
Time & Time::AddMilliseconds(Int32 milliseconds)
{
// Did we even add any milliseconds?
if (milliseconds)
{
// Extract the number of seconds
Int32 seconds = static_cast< Int32 >(milliseconds / 1000);
// Extract the number of milliseconds
m_Millisecond += (milliseconds / 1000);
// Are the milliseconds overlapping with the next second?
if (m_Millisecond >= 1000)
{
// Increase the seconds
++seconds;
// Subtract one second from milliseconds
m_Millisecond %= 1000;
}
// Should we add any seconds?
if (seconds)
{
AddSeconds(seconds);
}
}
// Allow chaining operations
return *this;
}
// ------------------------------------------------------------------------------------------------
Time Time::AndHours(Int32 hours)
{
// Did we even add any hours?
if (hours)
{
return Time((m_Hour + (hours % 24)) % 24, m_Minute, m_Second, m_Millisecond);
}
// Return the time as is
return Time(*this);
}
// ------------------------------------------------------------------------------------------------
Time Time::AndMinutes(Int32 minutes)
{
// Did we even added any minutes?
if (!minutes)
{
return Time(*this); // Return the time as is
}
// Extract the number of hours
Int32 hours = static_cast< Int32 >(minutes / 60);
// Extract the number of minutes
minutes = m_Minute + (minutes % 60);
// Are the minutes overlapping with the next hour?
if (minutes >= 60)
{
++hours; // Increase hours
}
// Replicate the current time
Time t(*this);
// Should we add any hours?
if (hours)
{
t.AddHours(hours);
}
// Assign the resulted minutes
t.m_Minute = (minutes % 60);
// Return the result
return t;
}
// ------------------------------------------------------------------------------------------------
Time Time::AndSeconds(Int32 seconds)
{
// Did we even added any seconds?
if (!seconds)
{
return Time(*this); // Return the time as is
}
// Extract the number of minutes
Int32 minutes = static_cast< Int32 >(seconds / 60);
// Extract the number of seconds
seconds = m_Second + (seconds % 60);
// Are the seconds overlapping with the next minute?
if (seconds >= 60)
{
++minutes; // Increase minutes
}
// Replicate the current time
Time t(*this);
// Should we add any minutes?
if (minutes)
{
t.AddMinutes(minutes);
}
// Assign the resulted seconds
t.m_Second = (seconds % 60);
// Return the result
return t;
}
// ------------------------------------------------------------------------------------------------
Time Time::AndMilliseconds(Int32 milliseconds)
{
// Did we even added any milliseconds?
if (!milliseconds)
{
return Time(*this); // Return the time as is
}
// Extract the number of seconds
Int32 seconds = static_cast< Int32 >(milliseconds / 1000);
// Extract the number of milliseconds
milliseconds = m_Millisecond + (milliseconds % 1000);
// Are the milliseconds overlapping with the next second?
if (milliseconds >= 1000)
{
++seconds; // Increase seconds
}
// Replicate the current time
Time t(*this);
// Should we add any seconds?
if (seconds)
{
t.AddSeconds(seconds);
}
// Assign the resulted milliseconds
t.m_Millisecond = (milliseconds % 1000);
// Return the result
return t;
}
// ------------------------------------------------------------------------------------------------
Timestamp Time::GetTimestamp() const
{
// Calculate the microseconds in the current time
Int64 ms = static_cast< Int64 >(m_Hour * 3600000000LL);
ms += static_cast< Int64 >(m_Minute * 60000000L);
ms += static_cast< Int64 >(m_Second * 1000000L);
ms += static_cast< Int64 >(m_Millisecond * 1000L);
// Return the resulted timestamp
return Timestamp(ms);
}
// ================================================================================================
void Register_ChronoTime(HSQUIRRELVM vm, Table & /*cns*/)
{
RootTable(vm).Bind(_SC("SqTime"), Class< Time >(vm, _SC("SqTime"))
// Constructors
.Ctor()
.Ctor< Uint8 >()
.Ctor< Uint8, Uint8 >()
.Ctor< Uint8, Uint8, Uint8 >()
.Ctor< Uint8, Uint8, Uint8, Uint16 >()
// Static Properties
.SetStaticValue(_SC("GlobalDelimiter"), &Time::Delimiter)
// Core Meta-methods
.Func(_SC("_tostring"), &Time::ToString)
.SquirrelFunc(_SC("_typename"), &Time::Typename)
.Func(_SC("_cmp"), &Time::Cmp)
// Meta-methods
.Func< Time (Time::*)(const Time &) const >(_SC("_add"), &Time::operator +)
.Func< Time (Time::*)(const Time &) const >(_SC("_sub"), &Time::operator -)
.Func< Time (Time::*)(const Time &) const >(_SC("_mul"), &Time::operator *)
.Func< Time (Time::*)(const Time &) const >(_SC("_div"), &Time::operator /)
// Properties
.Prop(_SC("Delimiter"), &Time::GetDelimiter, &Time::SetDelimiter)
.Prop(_SC("Str"), &Time::GetStr, &Time::SetStr)
.Prop(_SC("Hour"), &Time::GetHour, &Time::SetHour)
.Prop(_SC("Minute"), &Time::GetMinute, &Time::SetMinute)
.Prop(_SC("Second"), &Time::GetSecond, &Time::SetSecond)
.Prop(_SC("Millisecond"), &Time::GetMillisecond, &Time::SetMillisecond)
.Prop(_SC("Timestamp"), &Time::GetTimestamp)
// Member Methods
.Func(_SC("AddHours"), &Time::AddHours)
.Func(_SC("AddMinutes"), &Time::AddMinutes)
.Func(_SC("AddSeconds"), &Time::AddSeconds)
.Func(_SC("AddMillis"), &Time::AddMilliseconds)
.Func(_SC("AddMilliseconds"), &Time::AddMilliseconds)
.Func(_SC("AndHours"), &Time::AndHours)
.Func(_SC("AndMinutes"), &Time::AndMinutes)
.Func(_SC("AndSeconds"), &Time::AndSeconds)
.Func(_SC("AndMillis"), &Time::AndMilliseconds)
.Func(_SC("AndMilliseconds"), &Time::AndMilliseconds)
// Overloaded Methods
.Overload< void (Time::*)(Uint8) >(_SC("Set"), &Time::Set)
.Overload< void (Time::*)(Uint8, Uint8) >(_SC("Set"), &Time::Set)
.Overload< void (Time::*)(Uint8, Uint8, Uint8) >(_SC("Set"), &Time::Set)
.Overload< void (Time::*)(Uint8, Uint8, Uint8, Uint16) >(_SC("Set"), &Time::Set)
);
}
} // Namespace:: SqMod