221 lines
6.0 KiB
C
221 lines
6.0 KiB
C
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// Copyright (c) 2016-2018 Easy2D - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#pragma once
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#include "../macros.h"
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namespace easy2d
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{
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namespace time
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{
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// ʱ<><CAB1><EFBFBD><EFBFBD>
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//
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// ʱ<><CAB1><EFBFBD>α<EFBFBD>ʾ<EFBFBD><CABE>:
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// 5 <20><>: time::Second * 5
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// 1.5 Сʱ: time::Hour * 1.5
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// 3 Сʱ 45 <20><> 15 <20><>: time::Hour * 3 + time::Minute * 45 + time::Second * 15
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// <20><> VS2015 <20><><EFBFBD><EFBFBD><EFBFBD>߰汾<DFB0><E6B1BE><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9> time literals:
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// 5 <20><>: 5_s
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// 1.5 Сʱ: 1.5_h
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// 3 Сʱ 45 <20><> 15 <20><>: 3_h + 45_m + 15_s
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//
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struct E2D_API Duration
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{
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Duration();
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Duration(
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long milliseconds
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);
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// ת<><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
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inline long Milliseconds() const { return milliseconds_; }
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// ת<><D7AA>Ϊ<EFBFBD><CEAA>
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float Seconds() const;
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// ת<><D7AA>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>
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float Minutes() const;
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// ת<><D7AA>ΪСʱ
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float Hours() const;
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// ʱ<><CAB1><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
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inline bool IsZero() const { return milliseconds_ == 0LL; }
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// תΪ<D7AA>ַ<EFBFBD><D6B7><EFBFBD>
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std::wstring ToString() const;
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inline operator bool() const { return !IsZero(); }
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bool operator== (const Duration &) const;
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bool operator!= (const Duration &) const;
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bool operator> (const Duration &) const;
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bool operator>= (const Duration &) const;
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bool operator< (const Duration &) const;
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bool operator<= (const Duration &) const;
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float operator / (const Duration &) const;
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const Duration operator + (const Duration &) const;
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const Duration operator - (const Duration &) const;
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const Duration operator - () const;
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const Duration operator * (int) const;
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const Duration operator * (unsigned long long) const;
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const Duration operator * (float) const;
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const Duration operator * (double) const;
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const Duration operator * (long double) const;
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const Duration operator / (int) const;
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const Duration operator / (float) const;
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const Duration operator / (double) const;
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Duration& operator += (const Duration &);
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Duration& operator -= (const Duration &);
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Duration& operator *= (int);
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Duration& operator *= (float);
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Duration& operator *= (double);
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Duration& operator /= (int);
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Duration& operator /= (float);
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Duration& operator /= (double);
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friend const Duration operator* (int, const Duration &);
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friend const Duration operator* (float, const Duration &);
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friend const Duration operator* (double, const Duration &);
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friend const Duration operator* (long double, const Duration &);
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friend const Duration operator/ (int, const Duration &);
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friend const Duration operator/ (float, const Duration &);
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friend const Duration operator/ (double, const Duration &);
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friend std::wostream& operator<< (std::wostream &, const Duration &);
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friend std::wistream& operator>> (std::wistream &, Duration &);
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private:
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long milliseconds_;
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};
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/* Ԥ<><D4A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD> */
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E2D_API extern const Duration Millisecond; // <20><><EFBFBD><EFBFBD>
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E2D_API extern const Duration Second; // <20><>
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E2D_API extern const Duration Minute; // <20><><EFBFBD><EFBFBD>
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E2D_API extern const Duration Hour; // Сʱ
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// ʱ<><CAB1>
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//
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// <20><>ȡ<EFBFBD><C8A1>ǰʱ<C7B0><CAB1>: TimePoint now = time::Now();
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// <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20>õ<EFBFBD>һ<EFBFBD><D2BB> Duration <20><><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD>:
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// TimePoint t1, t2;
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// int ms = (t2 - t1).Milliseconds(); // <20><>ȡ<EFBFBD><C8A1>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD><EFBFBD><EFBFBD>
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//
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struct E2D_API TimePoint
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{
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TimePoint();
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TimePoint(long);
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// <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>ʱ
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inline bool IsZero() const { return dur_ == 0; }
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const TimePoint operator + (const Duration &) const;
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const TimePoint operator - (const Duration &) const;
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TimePoint& operator += (const Duration &);
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TimePoint& operator -= (const Duration &);
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const Duration operator - (const TimePoint &) const;
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private:
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long dur_;
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};
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// <20><>ȡ<EFBFBD><C8A1>ǰʱ<C7B0><CAB1>
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//
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// <20><><EFBFBD>ڸ<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵͳ<CFB5><CDB3><EFBFBD><EFBFBD>ʱ<EFBFBD>俪ʼ<E4BFAA><CABC><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><DEB7><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>,
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// Ҳ<><EFBFBD><DEB7><EFBFBD><EFBFBD>ø<EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD> Unix ʱ<><CAB1><EFBFBD><EFBFBD>
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E2D_API TimePoint Now() E2D_NOEXCEPT;
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// ʱ<><CAB1><EFBFBD>θ<EFBFBD>ʽ<EFBFBD><CABD>
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//
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// 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>
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// <20><><EFBFBD><EFBFBD>: "300ms", "-1.5h", "2h45m"
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>䵥λ<E4B5A5><CEBB> "ms", "s", "m", "h"
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E2D_API Duration ParseDuration(const std::wstring& parse_str);
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}
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}
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namespace easy2d
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{
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using namespace time;
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}
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#if VS_VER >= VS_2015
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namespace easy2d
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{
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inline namespace literals
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{
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inline const easy2d::time::Duration operator "" _ms(long double val)
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{
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return easy2d::time::Millisecond * val;
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}
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inline const easy2d::time::Duration operator "" _s(long double val)
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{
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return easy2d::time::Second * val;
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}
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inline const easy2d::time::Duration operator "" _m(long double val)
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{
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return easy2d::time::Minute * val;
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}
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inline const easy2d::time::Duration operator "" _h(long double val)
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{
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return easy2d::time::Hour * val;
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}
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inline const easy2d::time::Duration operator "" _ms(unsigned long long val)
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{
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return easy2d::time::Millisecond * val;
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}
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inline const easy2d::time::Duration operator "" _s(unsigned long long val)
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{
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return easy2d::time::Second * val;
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}
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inline const easy2d::time::Duration operator "" _m(unsigned long long val)
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{
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return easy2d::time::Minute * val;
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}
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inline const easy2d::time::Duration operator "" _h(unsigned long long val)
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{
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return easy2d::time::Hour * val;
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}
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}
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namespace time
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{
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using namespace easy2d::literals;
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}
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}
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#endif
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