Magic_Game/src/kiwano/core/time.h

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2019-11-13 14:33:15 +08:00
// Copyright (c) 2016-2018 Kiwano - Nomango
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#pragma once
#include <kiwano/macros.h>
#include <kiwano/common/common.h>
namespace kiwano
{
// ʱ<><CAB1><EFBFBD><EFBFBD>
//
// ʱ<><CAB1><EFBFBD>α<EFBFBD>ʾ<EFBFBD><CABE>:
// 5 <20><>: time::Second * 5
// 1.5 Сʱ: time::Hour * 1.5
// 3 Сʱ 45 <20><> 15 <20><>: time::Hour * 3 + time::Minute * 45 + time::Second * 15
// <20><> VS2015 <20><><EFBFBD><EFBFBD><EFBFBD>߰汾<DFB0><E6B1BE><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9> time literals:
// 5 <20><>: 5_s
// 1.5 Сʱ: 1.5_h
// 3 Сʱ 45 <20><> 15 <20><>: 3_h + 45_m + 15_s
//
struct KGE_API Duration
{
Duration();
Duration(
long milliseconds
);
// ת<><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
long Milliseconds() const;
// ת<><D7AA>Ϊ<EFBFBD><CEAA>
float Seconds() const;
// ת<><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
float Minutes() const;
// ת<><D7AA>ΪСʱ
float Hours() const;
// ʱ<><CAB1><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
bool IsZero() const;
void SetMilliseconds(long ms);
void SetSeconds(float seconds);
void SetMinutes(float minutes);
void SetHours(float hours);
// תΪ<D7AA>ַ<EFBFBD><D6B7><EFBFBD>
String ToString() const;
bool operator== (const Duration &) const;
bool operator!= (const Duration &) const;
bool operator> (const Duration &) const;
bool operator>= (const Duration &) const;
bool operator< (const Duration &) const;
bool operator<= (const Duration &) const;
float operator / (const Duration &) const;
const Duration operator + (const Duration &) const;
const Duration operator - (const Duration &) const;
const Duration operator - () const;
const Duration operator * (int) const;
const Duration operator * (unsigned long long) const;
const Duration operator * (float) const;
const Duration operator * (double) const;
const Duration operator * (long double) const;
const Duration operator / (int) const;
const Duration operator / (float) const;
const Duration operator / (double) const;
Duration& operator += (const Duration &);
Duration& operator -= (const Duration &);
Duration& operator *= (int);
Duration& operator *= (float);
Duration& operator *= (double);
Duration& operator /= (int);
Duration& operator /= (float);
Duration& operator /= (double);
friend const Duration operator* (int, const Duration &);
friend const Duration operator* (float, const Duration &);
friend const Duration operator* (double, const Duration &);
friend const Duration operator* (long double, const Duration &);
friend const Duration operator/ (int, const Duration &);
friend const Duration operator/ (float, const Duration &);
friend const Duration operator/ (double, const Duration &);
// ʱ<><CAB1><EFBFBD>θ<EFBFBD>ʽ<EFBFBD><CABD>
//
// ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><D0B7>ŵĸ<C5B5><C4B8><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD>Ҵ<EFBFBD><D2B4><EFBFBD>ʱ<EFBFBD>䵥λ<E4B5A5><CEBB>׺
// <20><><EFBFBD><EFBFBD>: "300ms", "-1.5h", "2h45m"
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䵥λ<E4B5A5><CEBB> "ms", "s", "m", "h"
static Duration Parse(const String& parse_str);
static const Duration Ms; // <20><><EFBFBD><EFBFBD>
static const Duration Second; // <20><>
static const Duration Minute; // <20><><EFBFBD><EFBFBD>
static const Duration Hour; // Сʱ
private:
long milliseconds_;
};
// ʱ<><CAB1>
//
// <20><>ȡ<EFBFBD><C8A1>ǰʱ<C7B0><CAB1>: Time now = Time::Now();
// <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>õ<EFBFBD>һ<EFBFBD><D2BB> Duration <20><><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>:
// Time t1, t2;
// int ms = (t2 - t1).Milliseconds(); // <20><>ȡ<EFBFBD><C8A1>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD><EFBFBD><EFBFBD>
//
struct KGE_API Time
{
Time();
// <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>ʱ
bool IsZero() const;
const Duration operator -(const Time&) const;
const Time operator +(const Duration &) const;
const Time operator -(const Duration &) const;
Time& operator +=(const Duration &);
Time& operator -=(const Duration &);
// <20><>ȡ<EFBFBD><C8A1>ǰʱ<C7B0><CAB1>
// <20><><EFBFBD>ڸ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD>ʱ<EFBFBD>ʼ<E4BFAA><CABC><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD>޷<EFBFBD><DEB7><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>,
// Ҳ<>޷<EFBFBD><DEB7><EFBFBD><EFBFBD>ø<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD> Unix ʱ<><CAB1><EFBFBD><EFBFBD>
static Time Now() noexcept;
private:
Time(long ms);
private:
long dur_;
};
inline long Duration::Milliseconds() const { return milliseconds_; }
inline bool Duration::IsZero() const { return milliseconds_ == 0LL; }
inline void Duration::SetMilliseconds(long ms) { milliseconds_ = ms; }
inline void Duration::SetSeconds(float seconds) { milliseconds_ = static_cast<long>(seconds * 1000.f); }
inline void Duration::SetMinutes(float minutes) { milliseconds_ = static_cast<long>(minutes * 60 * 1000.f); }
inline void Duration::SetHours(float hours) { milliseconds_ = static_cast<long>(hours * 60 * 60 * 1000.f); }
inline bool Time::IsZero() const { return dur_ == 0; }
}
#if KGE_VS_VER > KGE_VS_2013
namespace kiwano
{
inline namespace literals
{
inline const kiwano::Duration operator "" _ms(long double val)
{
return kiwano::Duration::Ms * val;
}
inline const kiwano::Duration operator "" _s(long double val)
{
return kiwano::Duration::Second * val;
}
inline const kiwano::Duration operator "" _m(long double val)
{
return kiwano::Duration::Minute * val;
}
inline const kiwano::Duration operator "" _h(long double val)
{
return kiwano::Duration::Hour * val;
}
inline const kiwano::Duration operator "" _ms(unsigned long long val)
{
return kiwano::Duration::Ms * val;
}
inline const kiwano::Duration operator "" _s(unsigned long long val)
{
return kiwano::Duration::Second * val;
}
inline const kiwano::Duration operator "" _m(unsigned long long val)
{
return kiwano::Duration::Minute * val;
}
inline const kiwano::Duration operator "" _h(unsigned long long val)
{
return kiwano::Duration::Hour * val;
}
}
}
#endif