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GPS，UTC和本地时间的显示器
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$ }; Q. q6 U5 n+ k8 o转载来源：GPS，UTC和本地时间的显示器
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' Q& m% ~" A' ?/ NGitHub仓库：http://github.com/XinLiGitHub/GpsUtcAndLocalTime
/ G' ]7 z2 ~+ i. TPS：博文不再更新，后续更新会在GitHub仓库进行。+ u) P; f6 e# f& A- A. q- a
+ b! K0 x+ ]8 H% C8 |) _: {" T* s GPS，UTC和本地时间的显示器。程序中涉及到朱利安日期的转换，详细介绍见维基百科[Julian day](http://en.wikipedia.org/wiki/Julian_day)。; g. A$ z0 |' {1 ?0 w4 W
/ b d3 I5 Q5 P) C4 H9 M+ I1，开发环境
$ S: {' y0 T: }4 I% E 1，操作系统：Windows 10 专业版
* _$ N D: ]( x# M) m) ~" N 2，IDE：Visual Studio 2015 专业版( Y+ l9 W. T z. O7 Z
5 K# |* d& `& v: N
2，程序源码3 {. f4 F- \; R# r; A/ a+ @8 B# v
DateTime.h文件
9 S$ p. Y8 x# D- |1 ^: Q5 {/ w; r7 z9 z9 E5 ^
- /****************************************************************; m# W0 i7 u8 U+ r ^: @! K0 o
- * Copyright (C) 2017, XinLi, all right reserved.
+ s: G# Q. r/ l+ ~2 G - * File name: DateTime.h
: F' H6 ?3 a$ ?1 h7 x0 w$ i/ N% @# | - * Date: 2017.10.17
. O7 b# Z! N; ]0 I* D _ - * Description: Date and time module header file.2 s' C3 j; @+ U
- *****************************************************************/; A& i! i$ q5 i7 ]1 W2 P1 [) v. X
Q9 n( I5 o! u+ c. J: _- #ifndef __DATETIME_H6 @ q0 s6 m. n
- #define __DATETIME_H
2 ]1 J( `* @% D L) ^7 c2 L2 N - + L( k% Y: {% v+ g2 S- m
- /****************************************************************
5 {% a. v; O% S/ e2 }; R - * Header include
# w) h$ H! i7 o7 t5 B8 d - *****************************************************************/
$ v; T' G* u3 Y: t- Z+ Y
9 Y+ \( |, R- m9 W3 i- 6 F' V- ~% y( [% |; o l$ v+ r+ O' I- a1 s
- /****************************************************************
8 f6 u' d8 `( E: [ - * Macro definition
4 Y' q% P7 e. }: z" o$ y - *****************************************************************/2 x# a3 \" I: j8 I
6 \9 |+ A- O, X- a2 `; P Y+ W- 4 c$ o, M6 O8 c& [8 W
- /***************************************************************** a3 ?. q' B! D
- * Type definition C* J) l+ M7 t' Z* \0 d
- *****************************************************************/4 N6 p3 d& s2 P& a! g
. E- p( X% S3 r- + U o3 o3 b( x2 X9 E% p# p
- /****************************************************************
1 v2 t, B. O* L. y6 w - * Structure definition* l$ B' {) l) t9 t% M9 Y
- *****************************************************************/
~# K" l7 D8 a5 Q- J$ E) ^ - typedef struct4 Z' q* r% W6 h% n) ~& M6 k a8 n/ G
- {
$ M6 J6 V- n5 f - int year;
( f: v' w4 y8 x0 N - int month;
8 t" l7 `2 u& V! P! O! l - int day;# H. z, N( [- r) i! M
- int hour;
& s3 E6 C! F) v+ A+ {" D8 v8 ` - int minute;: K$ |' o2 V. Z* X7 v1 u! N
- int second;! R% I1 ~! g% _, f' n+ r3 n$ d
- }DateTime;/ H$ E* U5 i/ u$ O2 y" ]
- - m. T6 J; X& J5 X2 D- d7 [7 t" r
- typedef struct
6 d9 Y$ n# W* u: F" G; R - {
6 t, E: l6 S( O( s: [, j, O L - int week;8 @5 s E# Z+ v5 C; Y' |+ X6 ~
- int second;
! f- F% l6 R) v Z8 H* u" V - }GpsWeekSecond;
; u: n! b9 z1 K* B7 { - $ _- S) V( b) Z3 x' a( q
: X3 i) s1 x% }* W/ E0 h( W$ n- #ifdef __cplusplus# V( p$ ?/ m1 F8 S
- extern "C" {/ b. r- W5 w% }' Y9 R
- #endif /* __cplusplus */
8 l8 }5 L/ C% k) ?! A - $ k4 ]+ F, n5 l+ E) c/ }' a/ ?
- /****************************************************************
& `5 W; }( V, z+ h - * Variable declaration
3 x% x& u1 Y/ b. v - *****************************************************************/: Z. [6 q& I o0 G3 Y* w
- 0 |. S- N8 m: G# M; ~2 W) Y
# I) w$ K, \7 \8 e5 m- /****************************************************************
$ c" Z h, [: ^: u5 A/ r% p - * Function declaration) @* } [' U! t$ X1 H
- *****************************************************************/
8 x7 P" a: `6 L/ I n h9 [ - DateTime GregorianCalendarDateAddYear(DateTime time, int year);
}- _7 g1 r* ]' k2 _/ B - DateTime GregorianCalendarDateAddMonth(DateTime time, int month);
- m) |$ j0 {/ p - DateTime GregorianCalendarDateAddWeek(DateTime time, int week);+ d6 \ \& w$ s- r6 j
- DateTime GregorianCalendarDateAddDay(DateTime time, int day);" ?! W1 z1 x0 s1 Y4 B% U
- DateTime GregorianCalendarDateAddHour(DateTime time, int hour);
* F! K' H0 G5 o1 o% y8 _7 E - DateTime GregorianCalendarDateAddMinute(DateTime time, int minute);
' [: ^4 `. g7 Q6 u - DateTime GregorianCalendarDateAddSecond(DateTime time, int second);
& U8 | i- ^' p- Z - GpsWeekSecond GregorianCalendarDateToGpsWeekSecond(DateTime time);! X1 T3 W: O- g; ?# H; P& E& b
- double GregorianCalendarDateToJulianDate(DateTime time);; _5 C* @9 C {0 z1 K$ X6 Y
- double GregorianCalendarDateToModifiedJulianDate(DateTime time);
" X' @4 V$ H+ x0 I! ^. [ - GpsWeekSecond GpsWeekSecondAddYear(GpsWeekSecond time, int year);
" \# K6 U; Y5 k0 b' c+ O8 A - GpsWeekSecond GpsWeekSecondAddMonth(GpsWeekSecond time, int month);2 G+ [) D) A `8 P: Z
- GpsWeekSecond GpsWeekSecondAddWeek(GpsWeekSecond time, int week);/ d$ K; g8 g' k2 t
- GpsWeekSecond GpsWeekSecondAddDay(GpsWeekSecond time, int day);* M) R$ N! L+ v8 e u5 p1 @
- GpsWeekSecond GpsWeekSecondAddHour(GpsWeekSecond time, int hour);' i3 c3 j6 h: r) }4 S; l; c
- GpsWeekSecond GpsWeekSecondAddMinute(GpsWeekSecond time, int minute);
5 y; n6 E! F% P: c9 S# ?! N8 e; O: _ - GpsWeekSecond GpsWeekSecondAddSecond(GpsWeekSecond time, int second);
6 K, z4 d. C6 J% s" S, N) v! | - DateTime GpsWeekSecondToGregorianCalendarDate(GpsWeekSecond time);" i) d3 a2 q: I4 F2 d2 U: X" K
- double GpsWeekSecondToJulianDate(GpsWeekSecond time);* W' Q% x2 Q2 D( o/ ]. `
- double GpsWeekSecondToModifiedJulianDate(GpsWeekSecond time);7 J5 q, M/ \* p8 c" U6 ~" b* I1 L
- double JulianDateAddYear(double jd, int year);$ o3 D$ @' D+ r1 T+ ~1 N, j/ t3 c- X
- double JulianDateAddMonth(double jd, int month);
Q( _ {/ v/ |+ B5 o5 X - double JulianDateAddWeek(double jd, int week);
$ ?' `2 I; T) \/ u6 [# {- A - double JulianDateAddDay(double jd, int day);
7 N% U4 D0 W; d- X5 p8 M" i - double JulianDateAddHour(double jd, int hour);( Y, I) B+ ?/ Z* r7 S3 [& a1 f$ J
- double JulianDateAddMinute(double jd, int minute);: |1 z' y# P* S# O) q$ i4 O) d: ]7 O0 i
- double JulianDateAddSecond(double jd, int second);
, ]$ F4 [% _$ \7 h' M, C5 W - DateTime JulianDateToGregorianCalendarDate(double jd);
8 i) I3 u4 t7 L- r& V, v; M2 Y% M! G6 v - GpsWeekSecond JulianDateToGpsWeekSecond(double jd);4 {) e- p0 C( L+ X
- double JulianDateToModifiedJulianDate(double jd);5 c7 o g7 x. I. g f- R" u% [! w
- double ModifiedJulianDateAddYear(double mjd, int year);
) d- n2 V5 L3 q( ]0 l8 J: Q/ k - double ModifiedJulianDateAddMonth(double mjd, int month);
: } C2 k; ^6 d* v$ { - double ModifiedJulianDateAddWeek(double mjd, int week);/ H# r& J4 C5 r5 w9 H5 ]$ t
- double ModifiedJulianDateAddDay(double mjd, int day);0 L( {* t6 |5 T7 j8 I5 l: Y
- double ModifiedJulianDateAddHour(double mjd, int hour);
; N( x; X# { t - double ModifiedJulianDateAddMinute(double mjd, int minute);) }$ v+ F8 O9 {
- double ModifiedJulianDateAddSecond(double mjd, int second);
Q6 p! }9 Q. I5 c+ A3 Y - DateTime ModifiedJulianDateToGregorianCalendarDate(double mjd);
9 ?' ?8 r' M5 O - GpsWeekSecond ModifiedJulianDateToGpsWeekSecond(double mjd);; K% ?1 |8 w; V8 K
- double ModifiedJulianDateToJulianDate(double mjd);( ~. ^ g6 h5 w6 n
7 L9 v2 I. C! M! y/ h7 N& {9 l& v- #ifdef __cplusplus
3 f( w/ o! _9 J. i$ T) ^ - }
2 A9 h. E6 r9 e$ D) ` - #endif /* __cplusplus */; c9 Z( Z0 h6 k2 _& ?
0 b2 V# b m7 B- #endif /* __DATETIME_H */) \- }; E) E \, _
DateTime.c文件4 n3 G; h! E( ~: W; a6 b3 F+ m
- /****************************************************************- x% x$ S+ w" L. r9 J( Z' X
- * Copyright (C) 2017, XinLi, all right reserved.
7 I( D8 P8 V& j/ P - * File name: DateTime.c1 Z: B7 e% {# p6 k6 h
- * Date: 2017.10.170 T. ?1 b4 a/ U6 D6 A& b
- * Description: Date and time module source file.# u- s5 m) c' T' Z3 H' w" w
- *****************************************************************/( K& s* v! ]4 G* p
- 2 K; p8 G& }$ H( R
- /****************************************************************4 v1 w; I6 j; x
- * Header include
+ n( M) O3 K Y - *****************************************************************/8 v2 y9 e( ]$ j0 j
- #include "DateTime.h"4 n5 \$ {. k/ I6 P6 J# {2 m; X: K
+ D5 u( v6 Z: S" @" }- /****************************************************************- ]+ B* R5 n1 V; y6 B/ B7 }. }+ l
- * Global variables# u5 I% t7 J: ^; g6 c' z' l* X
- *****************************************************************/
) }) p# \8 o7 B, ?
6 K9 f/ ]/ o6 H- ?$ E! I- 7 g: s; n) e4 Q* {, C3 F0 m! W
- /****************************************************************$ u4 @$ G' D9 V) j0 t8 s$ S7 l$ @
- * Function declaration
4 Q- T; N8 t+ C) D- h2 V# { - *****************************************************************/
* @* K- u: @6 E
# a0 Z2 @* ]* c5 H7 P% c3 m0 F
7 Y l, |4 \& X% N& W- /****************************************************************8 Y! [6 i$ U ~, c+ g- Q* o2 T$ |
- * Function definition: c3 L2 D/ D! d( T6 o' V G+ \0 |
- *****************************************************************/
% ~( h u8 I8 v2 m; M
' r& @, X5 `* R7 ^& o7 }* V- /****************************************************************, X: Q4 S; e7 h
- * Function: GregorianCalendarDateAddYear
5 t( T, C" \1 o6 h- i - * Description: Gregorian calendar date add year.$ h7 t) c5 I: \/ D3 T, B0 D
- * Input: time: Gregorian calendar date.2 l2 a7 R6 I, m' k, W" h
- * year: The number of year to add.
; m0 G4 K7 t8 z3 f ]2 @; \' k - * Output:2 @ u8 T1 ]* e7 `
- * Return: Gregorian calendar date.% s+ G! F0 y/ q+ I. c- |( H+ p3 s
- *****************************************************************/8 l5 k* u! s- N( F f$ H( w0 X! l- `
- DateTime GregorianCalendarDateAddYear(DateTime time, int year)
/ |: P6 M. c. C1 F; a% Y3 P5 r - { H5 Y5 L0 S ?( \: G; s8 [6 w" Q
- time.year += year;! A8 z* X/ g4 F+ v' {! w$ ^
" I4 h6 d' S2 [* u7 U9 X* z* \- if(time.month == 2)
5 K e; f7 F3 ~ - {
: j8 `$ R3 n! V) c% ^7 s& ~ - int mday = 0;/ N$ J9 H1 k" x+ T
- + i$ P+ G7 F8 B3 `# F. I& L+ K. _
- if((((time.year % 4) == 0) && ((time.year % 100) != 0)) || ((time.year % 400) == 0))7 [2 R0 _ l- I; }
- {6 O' `; |4 i/ A; m+ k# e+ b9 q
- mday = 29;
# U8 ?" B' {" |# C- W- m - }* B/ r& k0 B* L( V# O
- else+ ? H' v. G0 y
- {
" P) r" w1 G t - mday = 28;
7 N- P- G( S1 Z2 W- Y0 r ^ - }1 ~% L) n: L8 X
4 r6 G- c, O$ f: Q0 p9 G- if(time.day > mday). d9 k; g! o4 Z
- {7 `2 ~3 ^ W% U
- time.month += 1;
) Q; D s$ K2 T' H% p+ M9 [ - time.day -= mday;: b6 F- Y z# D6 ?) e w% M& {
- }) l2 a/ M$ M v0 r. h, a) e* l
- }
$ v& Q, W. ?, Z- u& A, _6 j
: P$ Q' \4 x) [- return time;6 J4 p7 R7 L3 u: ^
- }
5 ^# K7 i7 q( B& U3 T8 V* H
7 w& p( j% ^5 `- /****************************************************************
! I0 v. T2 M. {2 l1 q9 P+ ^ - * Function: GregorianCalendarDateAddMonth
( q& X2 k) a& q( U. r - * Description: Gregorian calendar date add month.$ y$ j7 `+ S2 v1 C
- * Input: time: Gregorian calendar date.
+ n. ^8 y( [; n0 E' J' {3 ] - * month: The number of month to add.+ B* E$ J3 u( e6 s: o
- * Output:0 p; F$ d/ |0 a3 ^! a
- * Return: Gregorian calendar date.
7 d0 F0 g2 n( O& z - *****************************************************************/
, s4 |3 k& R+ ~% ? - DateTime GregorianCalendarDateAddMonth(DateTime time, int month)
9 g" B7 ?4 F( X2 \ - {
- U/ |# K: ^) h4 ?, X: b - time.year += month / 12;( V; C$ `/ X: T1 m8 w
- time.month += month % 12;
0 J3 R7 a( f! M: b5 ?% L
7 \9 [) g- |3 Q9 H- B9 D* c- if(time.month > 12)
; J9 O: o0 R2 r3 H; ^9 ]8 ~0 l - {0 O- w9 i6 t* w/ }+ U
- time.year += 1;
* i/ G( m3 U, @$ b - time.month -= 12;' Z$ j& k5 q& A1 B! t1 T ]( K
- }
3 Q- N, g' n1 O9 S* r& K2 q' z r
5 o! D+ }$ M6 `. {# D4 f( o- int mday = 0;
5 L+ I+ {' e2 K; q - ! [6 u2 M( K$ [" `
- if((time.month == 1) || (time.month == 3) || (time.month == 5) || (time.month == 7) ||% `: V, m6 ]6 K8 o. U
- (time.month == 8) || (time.month == 10) || (time.month == 12))
/ h B+ J6 ?, C( a& { - { e: c- d& i! v( O: U, ^5 t
- mday = 31;
! t! p. t2 w9 T - }
" L! D, c1 }( o6 ]2 J - else if((time.month == 4) || (time.month == 6) || (time.month == 9) || (time.month == 11))& o6 e$ Q+ R. n$ \/ U' J
- {
# W( i# x9 v! z: F: S2 f - mday = 30;! A' R! K! n9 R+ ]; N4 C' d. J
- }7 ]+ A2 c: E0 Z5 C& T
- else! C. D9 J) y( R, _ t# |# o& X
- {; v5 X. B3 r. \+ ^$ i( n
- if((((time.year % 4) == 0) && ((time.year % 100) != 0)) || ((time.year % 400) == 0))
. S# e/ |9 B& Z$ B: _6 z% p: V% h - {& y4 x; J% R+ [% B
- mday = 29;
: z1 |3 m5 Y1 n3 M g( f - }
) v2 r4 s% D6 r4 y - else: f4 s7 e& H$ b* M# p6 l! Z( {
- {$ _6 b& v0 a, f3 |# t% H# _9 H+ t
- mday = 28;' K0 }* l( j: S; Z8 Z& t
- }2 P! {! D. H9 V1 R4 S2 l) o( [
- }7 h& d0 l+ A* U7 `6 d
- 5 @! ~. g, L4 P/ V6 b C1 e C2 b& i B
- if(time.day > mday)0 B" f/ [5 k9 \4 W
- {
0 ?3 y, |/ d2 H( w6 t: f - time.month += 1;
& Q2 l+ e7 \+ U, }9 @; h - time.day -= mday;5 l# C2 T% O3 k# K$ ]. l! ?. p+ m
- % K' L3 o, V- S
- if(time.month > 12)
' i& l' i4 `$ g8 I% d- ^ - {: u4 }6 R% V. U" P( b1 E! Z
- time.year += 1;; ^( G, s2 h! J& ?6 z5 l: F
- time.month -= 12;
% Q6 I) o* t* w+ g# P - }, ^ @/ ~, I% B }
- }
, l" y8 K- m* z* U7 q6 N! i - 0 d; Z7 g/ t- E$ }) ?
- return time;
2 Z7 I/ a7 o$ I; P: ]7 d - }
& F$ Y8 N1 J' O, k, x, x2 o! L
, W' j M/ u2 S- h2 j8 ^- /****************************************************************
0 O" g, \ R# }# m3 W - * Function: GregorianCalendarDateAddWeek
7 g2 }' L; x1 E e @* @ - * Description: Gregorian calendar date add week.
! ?& [" b8 Z! }! Z0 Y8 S b - * Input: time: Gregorian calendar date.+ l' ^, x' ]2 K4 E9 y5 R* f' q& {
- * week: The number of week to add.- w% H$ s3 J$ x6 Q6 s& a. ?" c2 ]( P
- * Output:
& S, h2 J# X1 z, P' D/ ] - * Return: Gregorian calendar date.+ c- A2 y* W: l6 d1 A6 e6 z5 ?
- *****************************************************************/; g" }' z) E6 Z; u
- DateTime GregorianCalendarDateAddWeek(DateTime time, int week)8 L8 Q9 K- _& \. F! A" K B
- { n2 \# G2 p7 Q
- double jd = GregorianCalendarDateToJulianDate(time) + week * 7.0;
& O- U; ?2 w' |$ [( ~
: j9 Q# b% H- g1 N( o* X* p% g- return JulianDateToGregorianCalendarDate(jd);
W* t: L! R$ Y/ V) E( K6 ] - }
% B1 I, B( K L7 k. _: W+ n. s
+ _& k5 Z4 h7 Z4 O4 `. h3 h) }: D/ l# ^- /****************************************************************
# T7 @. @; D+ K( o' `% w - * Function: GregorianCalendarDateAddDay" I- {1 |; }* ?
- * Description: Gregorian calendar date add day.
/ @( T4 p! t( @% W: j/ X5 ? - * Input: time: Gregorian calendar date." R3 @% _6 F+ Z1 R$ a( \
- * day: The number of day to add.
& [1 m% P! {0 d) l# F - * Output:7 G9 a' W( |1 |3 X2 v M! l( {) P
- * Return: Gregorian calendar date.
: J6 q5 ~% X6 M' v; ^$ H5 N$ l - *****************************************************************/
# M* T8 T f/ U$ }5 V/ h! j. f - DateTime GregorianCalendarDateAddDay(DateTime time, int day), K# \' G+ c9 V; ] B
- {. I/ W$ q! c" i. ~- W
- double jd = GregorianCalendarDateToJulianDate(time) + day;
/ N7 g, K- ^$ ]9 E* c: A8 n - 1 @: R% R$ L. [- E3 ~- _8 M! \
- return JulianDateToGregorianCalendarDate(jd);
' j& |2 k7 W# Q( \0 y3 M - }: c6 p3 u' p0 F6 Z+ C# v
- " L0 X/ K* X- Y1 u( N0 z
- /****************************************************************
' R0 j1 ^/ m! ?9 ~% H1 o/ p+ U) [ - * Function: GregorianCalendarDateAddHour
. d9 F. y. J6 ^ q) X - * Description: Gregorian calendar date add hour.
' z% L5 w' M3 L" l5 i. r1 Z8 k7 Y - * Input: time: Gregorian calendar date.0 W; M) Y5 `: |
- * hour: The number of hour to add.( E. M8 v% X0 ^; w0 z: y2 B
- * Output:
% E2 n6 g: P! y0 I' y3 @ S - * Return: Gregorian calendar date.' K& I/ v# I Z: b2 |) ?
- *****************************************************************/
2 q! q; s. t: u+ r# l" H G4 Z - DateTime GregorianCalendarDateAddHour(DateTime time, int hour)8 F& r4 O4 w& G! K/ @4 `& X
- {
8 r7 t- X7 g5 t: V5 Y m! U; y - time.hour += hour;8 i7 @* O) e% @5 f2 _( s# B
- ]3 M2 D+ a, i, ?1 g3 z& y2 A- double jd = GregorianCalendarDateToJulianDate(time);: X( {5 A( b2 D$ A( S
- 8 }+ j- r/ F& b& F
- return JulianDateToGregorianCalendarDate(jd);
. l3 |% K g" c1 x) f. U - } U! v! J: k& T" @# O+ D' c/ v3 Y
- . |% v) T% b m
- /****************************************************************
, e5 \0 p" H2 ~ - * Function: GregorianCalendarDateAddMinute
* t' X6 G: u& x3 M9 ^2 L, v - * Description: Gregorian calendar date add minute.
# U0 F1 w& |9 [% c - * Input: time: Gregorian calendar date.
) N8 V j, V m- L6 L. t5 a - * minute: The number of minute to add.6 M/ Z( ]- _ x u
- * Output:
: J3 W: P9 ~# U0 E* n3 C' P - * Return: Gregorian calendar date.: b/ }# a) ?3 U" t# O
- *****************************************************************// H7 t* }( m( `! E @
- DateTime GregorianCalendarDateAddMinute(DateTime time, int minute)
/ P% Y: [: o5 p w$ y. D - {2 m2 |* _9 a( Z) _) r5 V
- time.minute += minute;0 j( E* g8 C& J0 c3 D9 O" C
- H# y" _- F9 t" L* T [! E+ f
- double jd = GregorianCalendarDateToJulianDate(time);/ A* X& Y k6 \( c$ p
- 9 Q& {8 y/ F2 r& `; V- E; y) a
- return JulianDateToGregorianCalendarDate(jd);
. y9 N# d5 H. a, o - }7 H6 F' ~7 d- D4 m/ x- J
- ) Y) `2 ~: G4 ?* t( B0 y
- /****************************************************************0 x. V6 C: d3 }
- * Function: GregorianCalendarDateAddSecond
0 f& r4 d+ _1 _5 j7 S4 l! \9 G - * Description: Gregorian calendar date add second.
$ f6 ~2 I" j x- h - * Input: time: Gregorian calendar date.$ [# ?6 C# p4 K7 t8 w
- * second: The number of seconds to add.
/ K/ b# y7 h: A9 D5 D - * Output:
% _( Z3 o/ _+ ]! E5 u - * Return: Gregorian calendar date.
( b4 F3 @. ?( S3 p; K6 [ - *****************************************************************/
/ V ^ k, A- o' h. |$ @8 I - DateTime GregorianCalendarDateAddSecond(DateTime time, int second)
+ N. L# [/ M6 W- X - {4 x# W6 a1 k M; |
- time.second += second;
1 S4 `* @) u1 Z, `
7 ]/ g1 J% T& x# n: k/ O8 Q! b2 w- double jd = GregorianCalendarDateToJulianDate(time);6 O5 J+ I2 L( J- @7 E4 |4 c
- " N. Q- K3 I) D! r
- return JulianDateToGregorianCalendarDate(jd);$ \' o( \& a5 K- ~0 s
- }' a; ^& s5 x$ }2 l, ]
4 L. [: M% o. \( s6 Z; u6 U- /****************************************************************
. ?* ]# i# I+ ~! G" \: c1 G - * Function: GregorianCalendarDateToGpsWeekSecond
! V1 H9 a9 r* \ - * Description: Gregorian calendar date to gps week and second.
' }8 I6 m8 H$ U8 e/ }" Y - * Input: time: Gregorian calendar date.
% N( Z/ u4 i- h( \+ ^ - * Output:
4 c3 u. ?5 ~7 \0 `# F - * Return: Gps week and second.
4 y% Y# x# A2 A1 P! \, u% a/ P - *****************************************************************/
: r: y3 }$ m5 s1 @/ V' z; E - GpsWeekSecond GregorianCalendarDateToGpsWeekSecond(DateTime time)
6 |6 |0 p5 v# K - {, L: S" h" n8 n( p7 c# _
- double jd = GregorianCalendarDateToJulianDate(time);
^+ R! o) D4 z' a2 `) V - : M: E- a7 G" R7 S
- return JulianDateToGpsWeekSecond(jd);
N/ t" S x) e - }- A# d& Y/ Q8 N& R; x* _4 D
7 B" l- `9 U& ~% z; J8 d' Y- /****************************************************************
4 M( U. `- @: D, c! ]% j# } - * Function: GregorianCalendarDateToJulianDate
" s4 [2 v. l$ `" X0 @& u7 X - * Description: Gregorian calendar date to julian date.
/ r2 s* H( K, X. s* c$ T: P% Z. N - * Input: time: Gregorian calendar date.# j, Z! o7 U4 o) G8 n
- * Output: Y, U: i0 ?# [. @- i
- * Return: Julian date.0 N4 t) x6 s: c3 A
- *****************************************************************/
$ F; `! V" N. l7 L - double GregorianCalendarDateToJulianDate(DateTime time)* o8 D* `3 Z: q+ h3 R
- {9 h" Q( E9 \2 O% ~% I: N' W
- int jdn = (1461 * (time.year + 4800 + (time.month - 14) / 12)) / 44 s a7 F1 Y' Z5 v9 Z, X8 M
- + (367 * (time.month - 2 - 12 * ((time.month - 14) / 12))) / 12( R/ r% [" N+ l9 u
- - (3 * ((time.year + 4900 + (time.month - 14) / 12) / 100)) / 4$ d8 t* z: m) U0 P
- + time.day - 32075;
# @) Q( P9 S- j- f+ N* g& T - ) F1 E9 N9 }; ?. ]
- double jd = jdn + ((time.hour - 12) * 3600.0 + time.minute * 60.0 + time.second) / 86400.0;8 n0 V0 M6 `, ^$ P* H. ?0 q
- $ m9 h7 v* n7 y% L2 W2 s
- return jd;! @6 p& l; P+ |8 E
- }
" S; F4 N% C4 v2 E' q
: H `9 f. a& w, X/ d3 ?- /****************************************************************
( N4 Q$ Y% k9 c: N s$ E4 i# Q - * Function: GregorianCalendarDateToModifiedJulianDate4 H$ Q, y/ x- d. S, `7 X
- * Description: Gregorian calendar date to modified julian date.& x: g$ a. B4 n9 }5 @
- * Input: time: Gregorian calendar date.
3 ~) k9 j7 v: Y- s& H - * Output:
5 C) d# I' u" t; ` - * Return: Modified julian date.
- ^2 {) d3 B6 [7 h; I - *****************************************************************/( i$ g/ J( W1 Q% I: h
- double GregorianCalendarDateToModifiedJulianDate(DateTime time)7 K: ]3 h' H6 E/ g
- {
+ f _; R$ `- y! A3 ]2 B - return GregorianCalendarDateToJulianDate(time) - 2400000.5;
+ G5 b& B3 s( m) ^4 F - }& x2 \6 t" P* k
, s. X- g5 }, G: M. @& c3 H0 W- /****************************************************************" M0 P( ]0 D* q1 @; n
- * Function: GpsWeekSecondAddYear. E& }+ [! F7 O" H% n1 a
- * Description: Gps week and second add year.
2 [3 U3 q O7 X. N o - * Input: time: Gps week and second.+ g# v& [& ^8 Y# b1 Q1 f5 i: v
- * year: The number of year to add.% t8 O7 h; \2 u& t" p+ ]
- * Output:/ k: S) T/ S. Y
- * Return: Gps week and second.
6 L' p, A/ |! u7 b3 V - *****************************************************************/
; U; X$ s+ ?" Q+ H* N- i' J - GpsWeekSecond GpsWeekSecondAddYear(GpsWeekSecond time, int year)
" A x. `8 w0 j7 @( U8 z3 {. y - {$ e d. C# J4 r7 ~
- DateTime date = GpsWeekSecondToGregorianCalendarDate(time);! q( D* P* r! T, E F" a& C
- * ]0 Y7 r1 i/ T1 i& x% `
- date = GregorianCalendarDateAddYear(date, year);
5 I* k$ l8 B$ r# F, n& M {
, I* [" Q! N, A) X! M- return GregorianCalendarDateToGpsWeekSecond(date);
: l5 U' z3 Y8 ?! b5 M8 y( Y" y3 @ - }
' {* t% f$ p$ C. I: d( E
! ]5 {% A X* a3 x! T/ \- /****************************************************************
* a* h% P1 R2 U6 Y - * Function: GpsWeekSecondAddMonth
N" O: |& j$ k - * Description: Gps week and second add month.' Z: J/ @' P, Z
- * Input: time: Gps week and second.
* y% A* ~$ Y# i - * month: The number of month to add.
: O2 Q' a7 O5 K7 W5 Q - * Output:" K: H9 n; j$ X; @ L4 u- H. }
- * Return: Gps week and second.
: @7 S5 M. r. t% W - *****************************************************************/3 W. G8 t# R9 Z( Z, { B
- GpsWeekSecond GpsWeekSecondAddMonth(GpsWeekSecond time, int month)
0 j4 d7 [: v0 ~ - {
7 {. t7 `/ V! |7 \$ M8 q - DateTime date = GpsWeekSecondToGregorianCalendarDate(time);# V8 \5 c8 A8 o4 @1 k. i6 R
* b/ @: h' l, @0 E% b( j- date = GregorianCalendarDateAddMonth(date, month);+ H) U( A1 A" f6 v0 c& p4 M
- 4 H$ d: |) u; c$ L0 }. J# M3 K l
- return GregorianCalendarDateToGpsWeekSecond(date);
3 q. A) T) U! o0 r; ? - }
, C/ |( \$ M6 x9 l
: u' v T: o8 @) v- /****************************************************************
# [" r5 A+ t( l! |) w - * Function: GpsWeekSecondAddWeek
4 B4 X' x, R2 [ - * Description: Gps week and second add week.7 L6 M. K" k5 i0 c9 V" ?' |
- * Input: time: Gps week and second.
& h P) i+ \1 E; Z" O6 w; x! t - * week: The number of week to add.
6 F' d! r1 ?: b( A- S8 h$ Q - * Output:
; w8 M" J/ ]* G2 K8 T+ s3 U - * Return: Gps week and second.
) R$ O7 W* f: q+ B( W - *****************************************************************/
; S8 o/ M4 W( V - GpsWeekSecond GpsWeekSecondAddWeek(GpsWeekSecond time, int week)) |# C. X0 w$ K; P& c8 A; z% f
- {0 N" H5 w! Q, N) y, {2 `3 m' k) X
- time.week += week;, N! K4 E2 a4 G/ s
- : X3 e4 y( T* q4 ?- I' ?4 l7 x! J! x
- return time;
' U8 H# j! S: N/ l/ L - }
/ B5 a: C+ |5 e3 @
2 x8 J! p( E0 C$ @- /****************************************************************# r) r. q' a& U
- * Function: GpsWeekSecondAddDay
* s9 @& y7 L( C& B2 g% C5 C# A9 l - * Description: Gps week and second add day.* X+ ]+ f* y7 t& N
- * Input: time: Gps week and second.9 {4 H3 {- ]4 i6 Q `
- * day: The number of day to add. J1 q0 m: T1 i1 ?9 K' f0 p
- * Output:
2 T+ S* n; Y" F% N, v - * Return: Gps week and second.; K, L6 V' x* O V. P3 W3 o
- *****************************************************************/- ^8 K6 J1 @3 D7 ^1 ], Q( r' B4 e
- GpsWeekSecond GpsWeekSecondAddDay(GpsWeekSecond time, int day)
M- o5 l! m/ b' G# ?8 U - {5 Q- [, z6 d; U" z! @
- time.week += day / 7;# h' I) S# y$ T9 |6 T& M; p) p1 N3 [/ i' r" l
- time.second += day % 7 * 86400;5 ]0 c6 j! e( p$ G
! s5 S6 t! ?( F o! ^- if(time.second > 604799)
( e' ^9 X1 b6 }- f - {
, _- v, {& D, j* Y* Q$ P - time.week += 1;% e4 S" r- [4 j3 M$ A
- time.second -= 604800;7 p; w0 P" h8 b
- }
7 p1 w5 X$ e7 N" v
. O/ f* M9 B! M, a3 L0 D- return time;3 Z( r7 b9 G/ ]9 k* V# U' L: \7 A2 t
- }3 g p3 o, h1 r o1 f- p
5 t' K. K1 C+ x+ k D: Q( c- /****************************************************************
0 u* H- ~6 A$ D - * Function: GpsWeekSecondAddHour
8 u% g8 Q+ U. S6 h - * Description: Gps week and second add hour.
E/ S3 R4 `: w# i: j5 G" ^ - * Input: time: Gps week and second.
9 V* z: P- |! v - * hour: The number of hour to add.
2 C' y* k4 O5 s - * Output:, @" ~6 E2 C+ K3 k; O, a
- * Return: Gps week and second." ]- F# f) ]7 X
- *****************************************************************/
3 O' R8 X( y7 U3 [& e; P - GpsWeekSecond GpsWeekSecondAddHour(GpsWeekSecond time, int hour); a9 q" k8 F% o, N& `" \) u \
- {3 h4 ]8 K/ q. Q T
- time.week += hour / 168;
8 I0 x# E4 s- U M: V& o2 [7 z - time.second += hour % 168 * 3600;5 @4 k6 L9 q, \5 o; v% G8 n/ Z
- " y- r) O. \/ i0 |+ Q# t
- if(time.second > 604799)
8 y& c* S" k* h: l2 T3 E0 s - {
& q5 b! G1 t4 H. z _$ Z - time.week += 1;
3 g" @; z, ?, d- V - time.second -= 604800;3 k5 Y2 q$ ?2 G/ |( _. F) g
- }
# ?6 a0 T" E8 q2 b0 q% n; d9 Z! A - 2 v! {: t2 ]& H3 @
- return time;
- k0 M+ |) `1 r2 I8 M6 N- H9 P - }! R$ _, ^" {' i4 E
- . c2 o% N9 ^& N: n0 q9 M
- /****************************************************************
0 O* y. m q( M, A, J - * Function: GpsWeekSecondAddMinute
$ L( ?& X+ y. Q! b - * Description: Gps week and second add minute.
6 P$ h. |( d+ z5 h, p3 D - * Input: time: Gps week and second. @! T% q8 C( o/ C1 y
- * minute: The number of minute to add.5 Z' M$ O+ W1 O
- * Output:9 C& H, l y5 x8 J- q# w2 y
- * Return: Gps week and second.
# z" d7 T9 S1 Z - *****************************************************************/
+ h- p2 S1 u4 I - GpsWeekSecond GpsWeekSecondAddMinute(GpsWeekSecond time, int minute)
# z9 \2 e& s: ]/ W - {4 {3 T1 k9 i9 ^5 f
- time.week += minute / 10080;
6 n6 Y2 C: L/ s7 g: v$ B2 W - time.second += minute % 10080 * 60;
+ a8 Z; O/ w* w# D9 [8 P - ; @$ X% }9 V8 \0 N! T
- if(time.second > 604799)
9 [: Q# _: T, [" g4 d5 ] - {
9 t* }* L% D. U$ ~, e - time.week += 1;
4 E* t' f" j+ b& a( { - time.second -= 604800;8 \1 w# e* H" v$ R! a8 u6 S6 k& c
- }% ~6 S4 w9 _6 ~# \
-
; K4 Q" s3 @3 f( `! h. I - return time;! A, f6 m2 ]3 O: S/ T
- }7 M& j8 p( }2 j& G
- 5 H2 |/ T# ~8 x
- /****************************************************************
! ]/ K- @- Z' }. A9 H - * Function: GpsWeekSecondAddSecond
: {0 g( C; M6 ~9 C( }/ s, z8 F - * Description: Gps week and second add second.
4 Z9 F; S! \2 C) ? - * Input: time: Gps week and second.
( V$ _% K6 N4 K0 o! C8 [# _ - * second: The number of second to add.- n" ?5 s: a& K- `7 {; H$ ]; W
- * Output:
- m0 q2 y+ n {9 u5 v9 K# v - * Return: Gps week and second.
1 ~8 C6 M* Q V7 q2 c1 `& F, F - *****************************************************************/1 G7 _6 _4 j/ C/ o8 V3 X4 c
- GpsWeekSecond GpsWeekSecondAddSecond(GpsWeekSecond time, int second)
X7 l) s: c- v+ k$ \1 V( _ - {% j5 ]9 T5 [; p8 i# {
- time.week += second / 604800;
( E6 s7 J; L/ A) |2 F - time.second += second % 604800;8 r1 B5 x+ C U7 u3 Y
* L6 W% P2 D) c& z- if(time.second > 604799): W4 N. O" p: d% V2 d( _$ P
- {
7 Y& V# X7 M0 L( I8 e, N$ i9 e - time.week += 1;8 ^: z% ^% T) S8 w9 K" T9 l' T
- time.second -= 604800;
- f: p2 n1 q2 }; T6 X' @3 X% f7 P, Z - }7 b- k& |! Z6 T% D0 }7 |* v0 }
- 4 P- Z: w: C& q% T( O; I
- return time;) s& ~1 d) e6 o" N
- }1 P: F" O* j$ F: R% K; {
- , D! O5 F o0 E* w3 \: H
- /****************************************************************
4 P2 w; X4 Q, t- y - * Function: GpsWeekSecondToGregorianCalendarDate. J4 q1 W, m% s
- * Description: Gps week and second to gregorian calendar date.3 C6 W+ D4 K& I! h" ?/ B3 {
- * Input: time: Gps week and second.8 T8 W+ ~% k7 a- Q! ?
- * Output:- }- {; l) x% W* l
- * Return: Gregorian calendar date.
n0 H+ l% n* v6 d- B/ c/ B/ ` - *****************************************************************// |! b+ O3 N. G$ E2 T8 g
- DateTime GpsWeekSecondToGregorianCalendarDate(GpsWeekSecond time)
+ G0 L" }+ X7 t( M; a - {( O: A# D) [2 b" A, _ P* U8 y2 D) w
- double jd = GpsWeekSecondToJulianDate(time);! L$ N1 s6 `" ?2 d0 q* _ X/ I
8 J* |7 D- j. {8 i' S+ c- return JulianDateToGregorianCalendarDate(jd);
9 S( C: F( [. t - }! ]6 y& X! D# k5 v! \: D
- 6 t$ e3 A5 _( o3 Y- m
- /****************************************************************: {) I% w. t9 F" V$ u6 a
- * Function: GpsWeekSecondToJulianDate
0 b/ {$ k; h4 _' _, v - * Description: Gps week and second to julian date.
: \6 u: O) x' g. ? - * Input: time: Gps week and second.
2 c4 k. g: Y6 P/ `5 t - * Output:
% u: U4 C: L( u3 v( j) f - * Return: Julian date., J$ a. x' n! V
- *****************************************************************/
5 I6 ^9 v5 n9 C2 o7 M - double GpsWeekSecondToJulianDate(GpsWeekSecond time)8 F/ n/ M9 ~ T2 K
- {
4 X, g; d! j5 p3 W- N4 ` - double jd = 2444244.5 + time.week * 7.0 + time.second / 86400.0;
' q/ G* F" V* W' _; e - . a: N" {" Q# F6 e* y+ a: l
- return jd;
7 B+ C4 \3 y2 j+ k: z( N* I8 Z$ A - }
4 C; A4 e) |7 r6 N: {) t, z
: H% R2 O. p! m5 M- /****************************************************************4 P* `! e4 `8 I2 |0 y( u
- * Function: GpsWeekSecondToModifiedJulianDate
' t! ^" C" f0 B$ i" B0 u( d - * Description: Gps week and second to modified julian date.
' t# `" n7 n: Y& X - * Input: time: Gps week and second. d, P5 b4 s" F( A5 ~
- * Output:
' U! D* g& X+ n7 Z) ?' n0 S* U - * Return: Modified julian date.
2 Q1 ?6 t2 K; v) d - *****************************************************************/( R) V% U- e1 w9 W* |
- double GpsWeekSecondToModifiedJulianDate(GpsWeekSecond time)0 ^) g4 ^+ Q% B0 J7 _/ i
- {* A: K z7 J5 ]" k2 k4 N& L
- return GpsWeekSecondToJulianDate(time) - 2400000.5;
: j) T, b2 v+ V4 ? - }
* x& w; }8 U2 s' S, w+ N3 E
( ], \! U+ P5 z$ V1 z6 }6 L- /****************************************************************) u( [% C5 P' }) O# m. x$ X- Y! }* L
- * Function: JulianDateAddYear& [ @# t9 x! V1 V
- * Description: Julian date add year.
; y) O3 [+ Q3 l4 O+ n* J - * Input: jd: Julian date.
3 }- O( ?, c; u" L7 | - * year: The number of year to add.8 D0 u' j& Y' o+ Z: {! m3 a
- * Output:
% |7 k1 S3 i3 U. |7 ?8 } - * Return: Julian date.
! j' c# X6 B7 B& s9 \8 I% j& G - *****************************************************************/6 W# A# T& ]* w4 f
- double JulianDateAddYear(double jd, int year)# K6 [ G% [0 z# P" M3 i) C
- {
( N7 D& o$ z( l6 e& s - DateTime date = JulianDateToGregorianCalendarDate(jd);
S% c4 x. }: P( Y2 `: I; y6 T" E - 9 l7 H) a# w8 R# z# R; k) i
- date = GregorianCalendarDateAddYear(date, year);8 K, I7 B; c+ s$ v; [
- % `% C6 B" { `
- return GregorianCalendarDateToJulianDate(date);" _! W z$ V+ Y, T
- }2 ^' _$ ]3 o; F& m5 @+ H7 a( H
- " D9 ]' k3 i: ? |! T! x
- /****************************************************************
4 l* J# J9 f$ z* }# I - * Function: JulianDateAddMonth
4 k6 h0 X- u! T0 @9 E - * Description: Julian date add month.# [; }& ^4 o$ V+ p
- * Input: jd: Julian date.
/ u8 c8 n v& @; X& w+ x% G9 L - * month: The number of month to add." [9 x' \( K8 h E8 c9 c& { [
- * Output:
% P0 S ~& z7 E - * Return: Julian date.
/ u8 V4 `, c- F7 B6 g% ] - *****************************************************************/
! w, w8 l. L' L" E - double JulianDateAddMonth(double jd, int month)
) V7 A& J' M4 E1 m - {& L" e6 z/ Q( ^6 s/ C# O; N
- DateTime date = JulianDateToGregorianCalendarDate(jd);: v! n$ d, R3 N( N
- 4 {) b8 `( v ?3 {+ l
- date = GregorianCalendarDateAddMonth(date, month);
, W5 u* k% h! I. ^
5 q/ y4 t# J- L$ @9 R) S1 N- return GregorianCalendarDateToJulianDate(date);2 x( U/ H! S* y2 x
- }
' e! K1 U/ ]' G5 d; g
: q9 U& H% P- i9 B$ Z- /****************************************************************- O0 B5 t# U+ `3 X" h8 t# }
- * Function: JulianDateAddWeek# E+ b* l/ W' Z$ `4 m
- * Description: Julian date add week.
6 P9 R5 G" o& ?8 T' X i, b. J/ R - * Input: jd: Julian date.6 X2 x% B& D9 ~' D! X; \9 B5 u
- * week: The number of week to add.
2 H3 @6 o! T; k - * Output:
]' f$ q3 t) C$ `! W- \ - * Return: Julian date.) u8 |; o5 h( ?6 o/ g [/ q: ~% n
- *****************************************************************/, y) N4 C5 a, R3 A
- double JulianDateAddWeek(double jd, int week)
! C4 n1 a. _1 \" y L - {$ T- r3 w- P# U/ J* a% |1 }" A
- jd += week * 7.0;* Z; v1 d# Z& c) }
2 N- Y0 b* t; z a" F+ J; @% D- return jd;
6 H. a X! u1 }1 p8 d - }! B0 D7 @4 n3 J( ~$ \
- % l2 c/ f" D( I
- /****************************************************************( V' N2 E: S" ^5 s! Q
- * Function: JulianDateAddDay
- k: ^9 r# h1 y! w5 f8 X: K& }- c8 K - * Description: Julian date add day.
. `9 f+ r6 {( ]- u2 e, U4 |- k2 ~ - * Input: jd: Julian date.4 s i- T \3 L' `* [4 H% f( |( L! F
- * day: The number of day to add.
7 H6 o) R0 C% I5 v( b" D" E - * Output:
$ U$ C& K" t" ~3 j# \* w - * Return: Julian date.
" p0 ~; B9 [* s; ~# k" c - *****************************************************************/
8 O' ^7 m* l) z+ z5 t" r1 ]* w - double JulianDateAddDay(double jd, int day); ~6 r. [ v3 l
- {/ `: b/ D5 q7 }! C( Z2 f5 v- P
- jd += day;
" C8 o5 F: H: F) J3 A
5 u3 E. @) j2 v- return jd;+ ?& x* T( h" m$ S. o
- }8 a! ?$ g* h5 H8 I3 O. Y i
- ( i# U [+ q9 x3 Z" G5 E$ s
- /****************************************************************6 U/ B4 X6 I6 S5 y" A
- * Function: JulianDateAddHour
! Y( q/ p4 i$ L. d - * Description: Julian date add hour.
' ]- f9 `0 m& p! k - * Input: jd: Julian date.& q7 w& ^3 L* h } U
- * hour: The number of hour to add.
; w7 T7 K' X0 g7 t" p - * Output:* f* }1 |- C. D/ N3 v( D
- * Return: Julian date.: l* P* }6 ^2 Z7 v4 U4 t
- *****************************************************************/; F6 v8 v$ |5 m: i
- double JulianDateAddHour(double jd, int hour)+ F9 R1 M* |0 e" @5 W+ c" n& @
- {
4 |. W1 w) z; A5 H7 f - jd += hour / 24.0;
. V' F9 _4 \" ~5 `; @
. ]4 C- \1 e+ Z9 W$ R# M6 Z( ~" i- return jd;
" m2 _* X6 ]$ u. R" O - }4 t, Z3 D8 h( n6 }: ]& \7 m/ @
" ~& F1 S# A9 ?7 X- /****************************************************************
1 C7 C. {( d) }6 W% @% |# s - * Function: JulianDateAddMinute( s8 e, H- U+ Z6 J1 y% {- C
- * Description: Julian date add minute.
$ _; ?8 x* J% R! c& h9 t( O - * Input: jd: Julian date.6 d6 K* Y, p! n+ t h, d% a7 O
- * minute: The number of minute to add.6 [, X8 r" e. J; ]$ M, I* ~8 W5 }& \
- * Output:
: b! Y) m% f/ s0 N3 Y - * Return: Julian date.# D( e1 r% u# F: o# R
- *****************************************************************/4 r/ A" R" o7 A, X1 Q
- double JulianDateAddMinute(double jd, int minute)1 h* [9 l, V+ @. {' C
- {
& ^" Y" @. {" B) S - jd += minute / 1440.0;' G2 g; I, r7 Y. Z, s! C& _9 B
$ V9 \8 {0 @# S k1 F$ K2 @- return jd;
& l% N2 N1 Q% W0 M# V2 |6 Z. _ - }; x0 L+ L% c2 i" W# J6 r) J
- - Y7 ]: o; V5 t' j5 M
- /****************************************************************
3 X( t$ P( {+ t8 s' i8 G - * Function: JulianDateAddSecond
1 a4 O' A+ C) D9 ~! r+ P; \ - * Description: Julian date add second.* e* K% w/ U( Y! I* Y5 Z0 b! l4 u
- * Input: jd: Julian date.- w7 g7 m0 e4 e8 t& a; Q8 c
- * second: The number of second to add.
% j5 p+ ?: }- o& i6 F% k+ `3 E - * Output:
( J+ x+ ^3 t) g1 }: J% \ - * Return: Julian date.: w/ n, `0 I" r7 l# v' z% b
- *****************************************************************/+ B" P! E) R* y7 p1 h0 H& j
- double JulianDateAddSecond(double jd, int second)
- n# V- g. P, B - {
9 Q3 I1 O5 J$ U: n1 G! t* \, n# y$ x - jd += second / 86400.0;
$ k2 N7 f% r1 y/ l1 v - 2 e' d8 c; P' ?! L
- return jd;
# q8 i$ p9 z) |) ?; e - }9 I7 s7 K, b+ F
7 R/ f- _5 i$ ~% d" i" \6 m1 K- /****************************************************************
5 @; u* R# X+ e7 | - * Function: JulianDateToGregorianCalendarDate
; M3 j4 p5 p* ?% G - * Description: Julian date to gregorian calendar date.
! F! B/ ^. I8 A6 B2 `2 |+ H - * Input: jd: Julian date.9 p+ \/ C0 E; z5 Z5 Y
- * Output:
$ z9 C$ T- }) N$ ^* [0 [8 l& o - * Return: Gregorian calendar date.$ }2 |" _- O3 T$ A4 j! ]! @6 _
- *****************************************************************/1 F( {' L0 H9 \/ a3 b) N
- DateTime JulianDateToGregorianCalendarDate(double jd)
& O6 j# c- X# Y/ I - { j. K" X4 J7 {
- int y = 4716;( H" E" c3 N" h; Y2 u( I# f
- int j = 1401;2 Q9 a5 v: ]) _2 \" R- H4 @$ k( s
- int m = 2;
3 d6 G9 e- X6 E: X% T - int n = 12;
2 k! H3 S- r6 p8 S7 r1 y# ] - int r = 4;+ E) e, q' X7 U& k Y0 f$ X
- int p = 1461;
; }! i: ^$ ?4 Q4 q, b - int v = 3;- n, X( u/ Z2 G. ~- K* f; G
- int u = 5;" M2 M2 T( w9 G1 O( b+ W6 u; ^. v
- int s = 153;
$ S1 |5 ^3 Q/ i$ \6 `2 z - int w = 2;
4 ?$ h9 R D3 q7 @( z! D7 K - int b = 274277;
, [0 i) Y. A0 K - int c = -38;
' B) P5 r Y% c& e0 x
1 c: k" X% R# X$ A- i9 ^- int jdn = (int)(jd + 0.5);/ J% U0 G- v4 ?' z) E3 e+ f
- int f = jdn + j + (((4 * jdn + b) / 146097) * 3) / 4 + c;
7 ?, y& F" L6 y2 _2 |5 ~+ p" X - int e = r * f + v;$ L. D" s9 |8 \, F
- int g = (e % p) / r;9 o6 P3 X% G' f8 {3 K7 N
- int h = u * g + w;
8 |7 E1 p! a" U$ b2 a9 G$ N( I
! @. o: C6 R) c% d- DateTime time = {0};
3 N( f @7 i+ F3 e7 ~
, e$ C: r! K' F" q& A. h* ]- time.day = (h % s) / u + 1;. N* q- {% n; a
- time.month = (h / s + m) % n + 1;
% x5 K9 O1 y( z6 ?1 r. U, U - time.year = e / p - y + (n + m - time.month) / n;" O8 E! B4 S) ~ m4 x, j4 \
- time.hour = (int)((jd + 0.5 - jdn) * 86400.5) / 3600;
9 U* U) ^- I9 z - time.minute = (int)((jd + 0.5 - jdn) * 86400.5 - time.hour * 3600) / 60;+ A1 r4 `) F5 ^+ B* P! S
- time.second = (int)((jd + 0.5 - jdn) * 86400.5 - time.hour * 3600 - time.minute * 60);
7 P& @# F: G7 }: Y
& o+ U# l& ]" u L, R' a- return time;
, @4 h6 r; P E - }+ _/ S! {7 ]( A
+ I4 W2 e* W1 v- i' I- /****************************************************************9 E$ `. G' y7 x% d
- * Function: JulianDateToGpsWeekSecond1 h$ K' ~0 g7 F
- * Description: Julian date to gps week and second.
8 R, x8 |. ~ u X - * Input: jd: Julian date.
* r! R* W, [/ K7 V - * Output:
, w; Q5 U0 y9 H' }. u$ A - * Return: Gps week and second.
1 u$ g% f4 W1 {$ T2 G - *****************************************************************/
4 b# t6 X8 f5 K! E - GpsWeekSecond JulianDateToGpsWeekSecond(double jd)
/ ^: k# f2 ~$ K4 `4 m) I4 ? - {
+ ~; w: ^: D* r4 u/ S9 N - GpsWeekSecond time = {0};7 G) R0 a5 A; w7 B& D
- DateTime date = JulianDateToGregorianCalendarDate(jd); L/ K7 v( `, I Z
- 1 W3 W/ w( J) ~4 j, \; {
- time.week = (int)(jd - 2444244.5) / 7;5 ~) {2 t1 J/ F: c
- time.second = ((int)(jd - 2444244.5) - time.week * 7) * 86400 + date.hour * 3600 + date.minute * 60 + date.second;
7 y- A1 L2 S: y* o$ Z, h+ |
9 }( m# O$ g1 i2 Q; L2 k2 P2 |- return time;
+ q. t2 s0 M' h* S8 O6 l4 P( @ - }
8 E1 }; T! F( o$ {$ r' b - ) O0 @5 i! B0 l" v0 `
- /****************************************************************
2 i2 d! a* [7 g* Q4 X1 [" a4 S; X - * Function: JulianDateToModifiedJulianDate6 x2 n; Q; z! c7 V* \; v
- * Description: Julian date to modified julian date.
% L- F0 v' S- W5 Z7 N( a" r - * Input: jd: Julian date.
: K: o- F7 x* R, w5 @- J, Q1 X - * Output:9 ?, x9 Y$ S) \" b
- * Return: Modified julian date.; @' \# l: h# n3 v b
- *****************************************************************/1 n" |2 L1 R1 m, s
- double JulianDateToModifiedJulianDate(double jd)
" a+ b2 I& ]$ m6 Z! G - {" c. I( s5 \3 m4 A- d; B
- double mjd = jd - 2400000.5;, T: B6 X! f, q
- , @" P8 k! G8 J4 v3 [
- return mjd;* x. r# u) r5 [- |1 I7 e9 I
- }& t0 W0 w0 T8 z) w; p" d
/ J- q! G& ~0 G4 L5 c @9 i0 E- /****************************************************************
6 b& }* h \9 P7 H; T& v# y - * Function: ModifiedJulianDateAddYear- t, ~; s7 i* d
- * Description: Modified julian date add year.% _7 x6 K& T+ C' A+ i
- * Input: mjd: Modified julian date.
0 n3 I0 x" P) S5 X$ w1 z% q - * year: The number of year to add.
+ n, J1 p( d/ [, @1 c - * Output:
( m2 I% k' T/ g+ x F - * Return: Modified julian date.0 K4 h) V' I: v6 h$ T+ U' a
- *****************************************************************/
% k5 W0 x3 V( m, f e$ B7 M - double ModifiedJulianDateAddYear(double mjd, int year)! B8 f& @0 @: c) z( [$ [/ ^- @& d
- {4 D) ?2 j& x& O6 _% d
- DateTime date = ModifiedJulianDateToGregorianCalendarDate(mjd);
% A/ T9 {% V& S( {* X9 d: g3 T - 8 ~7 `/ w, ~* H$ n
- date = GregorianCalendarDateAddYear(date, year);! V, B2 @( {: _+ X" y' `; Z$ p
4 s5 `$ d, U* D. ?* L4 F- return GregorianCalendarDateToModifiedJulianDate(date);+ ?8 u | ` y- B1 u N. y: u
- }8 W) x) G, B+ Z: p8 x% D
f4 c* ]6 C6 a- D! i- /****************************************************************
/ B- W# K% W. h - * Function: ModifiedJulianDateAddMonth6 i3 ~6 M/ \( W% U* y: c: D
- * Description: Modified julian date add month. b3 b% Z( @2 a% s
- * Input: mjd: Modified julian date.
. R3 D, J9 Z$ ^" ^+ z- l& R - * month: The number of month to add.
2 {+ [1 X3 f$ q' b - * Output:, |( ?( [- C8 k% }2 \% [& L6 k3 S
- * Return: Modified julian date.
& q- G \7 k3 k ^- ?4 p0 O - *****************************************************************/
7 l, P2 J: i1 a: G e - double ModifiedJulianDateAddMonth(double mjd, int month)
" ]; C0 u( J) }& j% E6 N% n7 M( [ - {& E9 P8 U+ w: U, Q; N* j
- DateTime date = ModifiedJulianDateToGregorianCalendarDate(mjd);
5 h% j6 \1 m+ q - ' f+ z' F' m9 V2 C. q: ^: t
- date = GregorianCalendarDateAddMonth(date, month);0 v6 h, y% |/ p% e3 w: t8 k9 I- f
- . l y7 X( ~- B) d' Q
- return GregorianCalendarDateToModifiedJulianDate(date);( O/ M4 U% J+ L" x
- }
5 S! ^7 P# G0 L/ o1 ?# ^7 D - 4 y! D0 Z" H s
- /****************************************************************- B1 d5 A( v6 ^! I. Z
- * Function: ModifiedJulianDateAddWeek4 r+ F) g0 C) d
- * Description: Modified julian date add week.
1 D5 k7 J0 _ V3 k& w6 p0 [9 Q - * Input: mjd: Modified julian date.
) D. D* x$ t3 W/ M - * week: The number of week to add.
3 U7 t2 [- Y, N - * Output:
( d: J& x% r, r - * Return: Modified julian date.
# `, l7 D4 Z3 m* S0 l: Z% U' ] - *****************************************************************/
8 Y9 c! O' A. M: G - double ModifiedJulianDateAddWeek(double mjd, int week)
6 q4 O+ g1 U$ b3 Y) i: f; Z - {
; ?* Y! u9 X( g% N - mjd += week * 7.0;
! O) Q! ?8 a" h; y
) N1 [ N }* S/ n- return mjd;/ U* u9 C k; s. O
- }
" |9 y R, o8 q+ E+ Y7 k
! k( D2 O x# t) V& U8 E! W- /****************************************************************
+ r, e v- H6 M" r - * Function: ModifiedJulianDateAddDay
* _" W5 C' M/ V; A7 C5 X/ n - * Description: Modified julian date add day.
- E/ z7 @, [1 B' a* M( ?. M* O! | - * Input: mjd: Modified julian date.
; y9 p4 R. @5 s' N8 c$ b+ p0 C& C8 @5 c - * day: The number of day to add.- Q1 y. ~9 }, A! F: g" [! ~
- * Output:: ~$ \7 d0 z2 q2 k
- * Return: Modified julian date.
# h- ?1 s1 p l" T - *****************************************************************/2 o" M' O# c, {. a) W
- double ModifiedJulianDateAddDay(double mjd, int day)
; z* {9 w+ c6 g ?( @ - {4 S4 ], S( e9 Q' [3 K
- mjd += day;' S$ q, J _5 ?, [( r% D: c
- 9 @9 O& K% {- D4 e7 s% S: n
- return mjd; X8 B5 N5 T9 x0 n
- }
, y7 V2 L4 o& o+ ]+ r
# ]2 z" v' T, u- | d. k- /****************************************************************
3 M9 n3 x3 O: [0 z3 t - * Function: ModifiedJulianDateAddHour
$ y' r$ b; {: K @ O6 e - * Description: Modified julian date add hour.
& v8 j4 K1 h) t ]6 i# _ - * Input: mjd: Modified julian date.
% `4 [. i# P' F% U0 M" ?+ H - * hour: The number of hour to add.
1 l" B7 W$ ~) b- A6 h - * Output:
, v# Y( @( `* v! Z. C - * Return: Modified julian date.+ C! A* E8 d" S& \
- *****************************************************************/7 @, e1 \: b5 X! x" @8 P* S
- double ModifiedJulianDateAddHour(double mjd, int hour)
/ a7 z0 _+ I5 ]+ K" n n - {
# S v; {" Y# f* G - mjd += hour / 24.0;
3 }6 O8 a6 U6 h9 k u! w& b% d7 h
* x$ r% i) \4 t" n% ~" p( M' l0 A- return mjd;
+ X: Z/ d% Q$ L1 Z: _' [# _& b - }
0 Z* Y- z8 F- c2 T4 o - % B* a. ~. E" P% d8 L
- /****************************************************************
" I, |. {2 Z- G) }3 m1 S - * Function: ModifiedJulianDateAddMinute
# i+ w# `3 X# |6 _8 V6 q ] - * Description: Modified julian date add minute.* ^1 M( b6 p0 O
- * Input: mjd: Modified julian date. S4 v1 G, \; }! ?4 i4 [
- * minute: The number of minute to add.
/ a3 S( G4 ]0 e9 g s( U2 S; P& \ - * Output:( `5 e$ g2 m: D) ~4 Y
- * Return: Modified julian date.
* K3 X+ a3 T7 {- p) o- w" g: P# {2 X - *****************************************************************/, q3 e% ~7 F0 I5 M* l
- double ModifiedJulianDateAddMinute(double mjd, int minute)- \5 V/ K6 a0 [: K# l# v; |$ C
- {
' u$ l5 _/ o' v# s; L - mjd += minute / 1440.0;
' S: @' l! a0 ]% `, g8 s0 J
4 _3 D. r" ^4 i$ y; y- return mjd; S% G' u- L; `% M
- }6 G K% ` N8 _" K
- & |6 |* M9 h7 l; {$ l$ V2 i
- /****************************************************************/ f I2 @3 [' t* t1 Y( A9 f
- * Function: ModifiedJulianDateAddSecond
$ m/ W5 p$ D7 h9 b - * Description: Modified julian date add second.
% \) D' y9 z+ H' \$ s" } - * Input: mjd: Modified julian date.5 k! _3 K( J. n4 {% s1 r7 Y: m2 @$ z
- * second: The number of second to add.2 b3 S$ `; G9 D, D! ?; k
- * Output:8 O' O, J/ f1 v
- * Return: Modified julian date.: c8 C4 m ~" m$ i; H9 [
- *****************************************************************/
, r T' W, G/ Q' n% v3 m$ y - double ModifiedJulianDateAddSecond(double mjd, int second)3 f) T) @5 e' E; a
- {5 ]' t2 t5 e$ @+ V( }
- mjd += second / 86400.0;: g8 r) F6 G6 ^& s/ ?: C3 a* n
/ S* z+ i9 G$ F# K6 F- return mjd;
' m& b2 ~3 s6 R+ ~ - }* M \. y' H" w- B
6 u) ~$ s" D; }- /****************************************************************5 E4 ?$ Q3 W' Y: m: W" e" j, w: |
- * Function: ModifiedJulianDateToGregorianCalendarDate
; M$ S# Y' O2 L& P8 | - * Description: Modified julian date to gregorian calendar date.* L# b1 m6 h' S
- * Input: mjd: Modified julian date.
0 K9 T2 f$ T; c1 D. S - * Output:/ Y! ]' u0 B7 S0 O
- * Return: Gregorian calendar date.+ `, B. }% o0 k
- *****************************************************************/" E8 {) [7 Q/ g! G$ u" \( r
- DateTime ModifiedJulianDateToGregorianCalendarDate(double mjd)) a) o5 @* \& u: s) P
- {/ Z* w1 f+ x4 t0 x1 ?
- return JulianDateToGregorianCalendarDate(mjd + 2400000.5);
- M, i1 s J6 s- l7 f - }
! W4 z- i6 _) \+ n* Y - 2 T4 R& G# ]! H Z/ n( o4 a; `: ?
- /****************************************************************
: P7 `4 s( J4 a, t: u# | - * Function: ModifiedJulianDateToGpsWeekSecond
0 F; Z+ e# ?1 N8 G; P( a3 ? - * Description: Modified julian date to gps week and second.
8 R6 ^: M) O8 n6 I% { - * Input: mjd: Modified julian date.
2 N x) i* V3 L: l1 M _, Y" R - * Output:
l% o, h3 C3 r' R+ e5 y; b+ G - * Return: Gps week and second.
/ f1 B5 l& ^2 x4 e# z - *****************************************************************/5 f. ^! P1 J6 t0 D. V
- GpsWeekSecond ModifiedJulianDateToGpsWeekSecond(double mjd), o6 e- c! o% O2 ?
- {
& z0 }4 Y5 ^& Q5 a( Z - return JulianDateToGpsWeekSecond(mjd + 2400000.5);
1 ]7 B0 K! Q' j8 {- c - }
3 |1 P8 s |- a3 @$ E - , A4 R: c; }. o0 M, ^
- /****************************************************************
% H. }! U& Q) a- [3 t - * Function: ModifiedJulianDateToJulianDate
* k4 j8 A: y9 y& U, B/ k - * Description: Modified julian date to julian date.) s0 ^+ N) N5 |- H* L
- * Input: mjd: Modified julian date.
3 f1 A& T- h1 j7 r& s& U - * Output:! ~+ E1 G. ]- T8 N# f% V6 q
- * Return: Julian date.8 r; H0 r) }. ]: |' }
- *****************************************************************/9 k$ |7 w% A- I0 R4 a
- double ModifiedJulianDateToJulianDate(double mjd)
) D( R; O6 N! Z. m4 W - {
5 z! o$ k7 u t' p9 [8 V/ n - double jd = mjd + 2400000.5;9 F, Z1 }/ k3 j2 Q1 F) z% j1 H$ V
- ! w# q6 q: k3 j9 |7 i8 g6 ~
- return jd;
9 }; _" \% L; N0 k; e - }; M! U3 ?" d" r9 ?
3 y) z5 ]. k! f/ l: | main.c文件+ r. T$ s0 Z1 K4 d" l
- /****************************************************************
7 a& f- K2 ?( c% D - * Copyright (C) 2017, XinLi, all right reserved.
6 v& Y# p' _/ n! z3 d3 r - * File name: main.c
7 p* w4 S2 M& M* f8 w5 X) J - * Date: 2017.10.175 z& @ P5 \; H' l: U* `% z: `
- * Description: GPS, UTC and local time displays." L7 [0 p9 P! Y; g' X+ e
- *****************************************************************/$ p, B: W( D- {- u$ V! L/ [; S5 D
- # Q: s+ L5 d. m+ j' q. l% ^% i
- /****************************************************************
) b7 d6 N6 Y# p% V- w/ Z - * Header include& G; l+ b, J$ u, b" _
- *****************************************************************/
+ D& f# e4 j. s6 Y) s - #include "DateTime.h"
/ a- M w( }& I2 e9 X - #include <stdint.h>3 d/ g4 i6 _( g, X5 v
- #include <stdio.h>
U* z e6 {( W" b; A. `4 Y- ?5 o - #include <time.h>& Z4 \6 K2 F) A& C7 u
- #include <windows.h>
5 l7 N! [/ l( L6 n* V) n" v- v8 {9 r - 4 ? }7 @( j+ ]: P
- /****************************************************************
9 j5 R) \5 Q& e$ W! D - * Global variables
* s6 C2 [+ S* m4 G2 C( x - *****************************************************************/
% J- ?3 M; ~9 }3 Y# T - 7 H* u! J9 j6 I4 u" y" o3 @4 ]% @
: D$ m' ~: E1 T7 o6 n- /****************************************************************
' k' R6 R, \: a - * Function declaration) U* Z5 a! R. h+ W
- *****************************************************************/
$ u$ x" V) b* e" F3 f4 ?, Q - static void gotoxy(int x, int y);% B& ]4 A( n% p; C, X. H
8 U4 d8 T, e+ Z* ~- /****************************************************************0 L) K" Y# ~& M$ j2 ?( s
- * Function definition
3 @% ?, L" B ^3 Q# p! v - *****************************************************************/
0 A8 V1 h$ U% r0 ~# x" x+ G3 a
/ b, A! X$ B4 h2 C- /****************************************************************
* r" x6 L+ a0 _9 ^5 n) o d - * Function: main) k, q5 \4 n- T: c( D9 D
- * Description: Program entry.; ?- P, z7 o' T! q+ n
- * Input:% M# P. V+ V2 A! C P0 W' U' e) L
- * Output:0 T. |- C0 K# i( N- ?: q
- * Return:
+ M, N3 T% R" I7 _ s! D' |+ b+ } - *****************************************************************/
8 H9 y6 @7 U+ g" E - int main(void)
2 `- z" K/ H' z2 Y0 Z - {# L6 G' w: h1 }0 |; I
- for(;;)
6 A ~9 v# h( _ - {
; f1 w1 v( a" F - time_t times = 0;
1 B7 R8 [$ r2 D' b6 F: x6 F - double mjd = 0.0;
6 ?# y! G' W) I; a - DateTime utctime = {.year = 1970, .month = 1, .day = 1, .hour = 0, .minute = 0, .second = 0};
% e, d5 T7 V' }" H. X - DateTime localtime = {.year = 1970, .month = 1, .day = 1, .hour = 8, .minute = 0, .second = 0};
[) `: i0 n k- F4 v/ e - DateTime gpstime = {.year = 1970, .month = 1, .day = 1, .hour = 0, .minute = 0, .second = 0};: I, X5 C5 u! v* h
- GpsWeekSecond gpstimews = {0};: S, \1 L+ [9 @/ Y* s9 [, X
( u7 N! ?3 o0 m- time(×);$ a( f f" F. U2 `2 L
! ~* H8 g' l( J8 v$ j- if(times > INT32_MAX)
5 O) A& F$ e4 y f0 d7 R) ]2 b - {
8 C9 J2 }. T& R$ U- Z J7 S- Z) C5 \ - utctime = GregorianCalendarDateAddSecond(utctime, INT32_MAX);
: U' c% \6 q! {6 z/ w& }0 A - utctime = GregorianCalendarDateAddSecond(utctime, (int)(times - INT32_MAX));' v/ q- x. f- h3 h
- }4 A; u1 l& v+ F' a( c* |# @
- else
9 z6 `+ q3 y6 d4 y& r - {3 x* o6 N3 q* ?2 K" Q `
- utctime = GregorianCalendarDateAddSecond(utctime, (int)times);
' l$ k/ W1 ]/ H6 G9 f6 _ - }1 i9 W6 r e1 x! g
4 n3 {& u( o5 L. ?, A- mjd = GregorianCalendarDateToModifiedJulianDate(utctime);# s$ @4 p8 @% ?9 `( y
- localtime = GregorianCalendarDateAddHour(utctime, 8);9 B1 s" M; Q/ B' ~
- gpstime = GregorianCalendarDateAddSecond(utctime, 18);
9 v1 u5 O" l4 h8 _ - gpstimews = GregorianCalendarDateToGpsWeekSecond(gpstime);
9 g% u7 S" d- J% G" X9 ~
9 [" z$ R' E4 h+ D$ o/ R7 j- gotoxy(0, 0);
. x" e5 I- v7 p8 [* |4 w! r
0 l1 Y4 {$ i+ B1 q4 \& T# a9 |- printf("Local | %d-%.2d-%.2d %.2d:%.2d:%.2d | timezone UTC+8\n",
1 b+ n( l8 H: _) P - localtime.year, localtime.month, localtime.day, l5 U$ Q `9 R5 n) T
- localtime.hour, localtime.minute, localtime.second);3 ^# D3 [9 L+ J. s/ _
8 J8 Y' g% M, R: h8 D5 b) {- printf("UTC | %d-%.2d-%.2d %.2d:%.2d:%.2d | MJD %.5f\n",3 c# t9 o% s7 x- d) B
- utctime.year, utctime.month, utctime.day,5 x/ |/ r2 z; {9 W% f
- utctime.hour, utctime.minute, utctime.second,) \% X) j# Y1 x0 C2 M) l
- mjd);
0 |( ?% x% {6 J6 C- [6 K8 M3 |* e
% W/ V4 V3 c' X5 i* u- printf("GPS | %d-%.2d-%.2d %.2d:%.2d:%.2d | week %d %d s\n",; c; D* F a A% _+ G) } o. i
- gpstime.year, gpstime.month, gpstime.day,* s+ P: N3 i# c
- gpstime.hour, gpstime.minute, gpstime.second,
3 C) A- l% y9 F - gpstimews.week, gpstimews.second);/ e0 s& h+ l" `9 u, S [+ I
- * q! D) j, r B) d; R0 O
- Sleep(100);
& \# J9 z3 P- d5 Z! y2 ?) B - }: H" f5 a! e+ Q% x- { M. w
- }$ U9 t1 Q6 x' |- a
2 d- j. j1 |6 e. L- /****************************************************************
6 J6 k+ {; i G' o! T - * Function: gotoxy' T: {3 v; A: Z' H8 B; ^# v$ @
- * Description: Move the cursor to the specified position on the text screen.
( Y. P; b) v% O. I& E' O - * Input: x: X axis coordinates.2 l8 l! R; o A4 v
- * y: Y axis coordinates.
# ?3 ^5 e }# K# z. t9 w& Z+ `& G - * Output:- ?! X# O0 Q) Z" S+ [ u5 b
- * Return:5 n- [2 K) G' b# L1 |6 C o
- *****************************************************************/5 f6 d5 q5 }# A4 U9 l
- static void gotoxy(int x, int y)
5 p6 u! r2 w) e Z. t$ X; U7 c - {* w) v% k7 \* L$ _
- COORD pos = {x, y};8 j$ t0 Y/ r3 k; y1 {
- HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
( U2 W1 o3 w$ m) {$ S! K - SetConsoleCursorPosition(hOut, pos);. k+ n6 B7 y; {
- }
9 E% M5 W9 x% A* a0 n, T
% P% h( z4 q9 _4 U" P/ u3，运行效果1 r% V' H- H& Y- z" ~- D
7 M/ b9 D3 W+ i8 w* G1 K
9 Y$ A, L* k6 U |
