PLplot: pltime.c Source File

PLplot 5.15.0

pltime.c
Go to the documentation of this file.
1 // Routines for interfacing with qsastime library routines.
2 //
3 // Copyright (C) 2009-2014 Alan W. Irwin
4 //
5 // This file is part of PLplot.
6 //
7 // PLplot is free software; you can redistribute it and/or modify
8 // it under the terms of the GNU Library General Public License as published
9 // by the Free Software Foundation; either version 2 of the License, or
10 // (at your option) any later version.
11 //
12 // PLplot is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU Library General Public License for more details.
16 //
17 // You should have received a copy of the GNU Library General Public License
18 // along with PLplot; if not, write to the Free Software
19 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 //
21
22 #include "plplotP.h"
23
24 // Calculate broken-down time from continuous time for current stream.
25 void
26 c_plbtime( PLINT *year, PLINT *month, PLINT *day, PLINT *hour, PLINT *min, PLFLT *sec, PLFLT ctime )
27 {
28 double qsas_sec;
29 btimeqsas( year, month, day, hour, min, &qsas_sec, ctime, plsc->qsasconfig );
30 *sec = (PLFLT) qsas_sec;
31 }
32
33 // Configure transformation between continuous and broken-down time (and
34 // vice versa) for current stream.
35 void
36 c_plconfigtime( PLFLT scale, PLFLT offset1, PLFLT offset2, PLINT ccontrol, PLBOOL ifbtime_offset, PLINT year, PLINT month, PLINT day, PLINT hour, PLINT min, PLFLT sec )
37 {
38 if ( scale == 0. )
39 {
40 // Default transformation between continuous and broken-down time
41 // (and vice versa) defined here for PLplot.
42 // Note the PLplot default is not necessarily the same as the
43 // libqsastime default.
44 configqsas( 1. / 86400., 0., 0., 0x0, 1, 1970, 0, 1, 0, 0, 0., &( plsc->qsasconfig ) );
45 }
46 else
47 {
48 configqsas( scale, offset1, offset2, ccontrol, ifbtime_offset, year, month, day, hour, min, sec, &( plsc->qsasconfig ) );
49 }
50 }
51
52 // Calculate continuous time from broken-down time for current stream.
53 void
54 c_plctime( PLINT year, PLINT month, PLINT day, PLINT hour, PLINT min, PLFLT sec, PLFLT *ctime )
55 {
56 int ret;
57 double qsas_ctime;
58 ret = ctimeqsas( year, month, day, hour, min, sec, &qsas_ctime, plsc->qsasconfig );
59 *ctime = (PLFLT) qsas_ctime;
60 if ( ret )
61 plabort( "plctime: ctimeqsas detected error" );
62 }
63
64 // Set format for date / time labels.
65 void
66 c_pltimefmt( PLCHAR_VECTOR fmt )
67 {
68 if ( plsc->timefmt )
69 free_mem( plsc->timefmt );
70
71 plsc->timefmt = (char *) malloc( (size_t) ( strlen( fmt ) + 1 ) );
72 strcpy( plsc->timefmt, fmt );
73 }
74
plplotP.h
c_pltimefmt
void c_pltimefmt(PLCHAR_VECTOR fmt)
Definition: pltime.c:66
min
int min(int a, int b)
Definition: plplot_octaveOCTAVE_wrap.cxx:2496
ctimeqsas
int ctimeqsas(int year, int month, int day, int hour, int min, double sec, double *ctime, QSASConfig *qsasconfig)
Definition: qsastime.c:1210
PLCHAR_VECTOR
const char * PLCHAR_VECTOR
Definition: plplot.h:243
plabort
void plabort(PLCHAR_VECTOR errormsg)
Definition: plctrl.c:1894
configqsas
void configqsas(double scale, double offset1, double offset2, int ccontrol, int ifbtime_offset, int year, int month, int day, int hour, int min, double sec, QSASConfig **qsasconfig)
Definition: qsastime.c:1142
c_plctime
void c_plctime(PLINT year, PLINT month, PLINT day, PLINT hour, PLINT min, PLFLT sec, PLFLT *ctime)
Definition: pltime.c:54
c_plbtime
void c_plbtime(PLINT *year, PLINT *month, PLINT *day, PLINT *hour, PLINT *min, PLFLT *sec, PLFLT ctime)
Definition: pltime.c:26
PLINT
int PLINT
Definition: plplot.h:181
PLBOOL
PLINT PLBOOL
Definition: plplot.h:204
PLFLT
float PLFLT
Definition: plplot.h:163
free_mem
#define free_mem(a)
Definition: plplotP.h:182
c_plconfigtime
void c_plconfigtime(PLFLT scale, PLFLT offset1, PLFLT offset2, PLINT ccontrol, PLBOOL ifbtime_offset, PLINT year, PLINT month, PLINT day, PLINT hour, PLINT min, PLFLT sec)
Definition: pltime.c:36
btimeqsas
void btimeqsas(int *year, int *month, int *day, int *hour, int *min, double *sec, double ctime, QSASConfig *qsasconfig)
Definition: qsastime.c:1233