1 /*
2 * Copyright (C) 2020 Georg Zotti
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
17 */
18
19 #include "StelTranslator.hpp"
20 #include "ArmenianCalendar.hpp"
21 #include "JulianCalendar.hpp"
22 #include "StelUtils.hpp"
23 #include "StelApp.hpp"
24 #include "StelCore.hpp"
25
26 const int ArmenianCalendar::armenianEpoch=JulianCalendar::fixedFromJulian({552, JulianCalendar::july, 11}); //! RD 201443.
27
28
ArmenianCalendar(double jd)29 ArmenianCalendar::ArmenianCalendar(double jd): EgyptianCalendar(jd)
30 {
31 ArmenianCalendar::retranslate();
32 }
33
34 QMap<int, QString> ArmenianCalendar::monthNames;
35
retranslate()36 void ArmenianCalendar::retranslate()
37 {
38 // fill the name lists with translated month and day names
39 monthNames={
40 { 1, qc_("Nawasardi" , "Armenian month name")},
41 { 2, qc_("Hor̄i" , "Armenian month name")},
42 { 3, qc_("Sahmi" , "Armenian month name")},
43 { 4, qc_("Trē" , "Armenian month name")},
44 { 5, qc_("K'aloch" , "Armenian month name")},
45 { 6, qc_("Arach" , "Armenian month name")},
46 { 7, qc_("Mehekani" , "Armenian month name")},
47 { 8, qc_("Areg" , "Armenian month name")},
48 { 9, qc_("Ahekani" , "Armenian month name")},
49 {10, qc_("Mareri" , "Armenian month name")},
50 {11, qc_("Margach" , "Armenian month name")},
51 {12, qc_("Hrotich" , "Armenian month name")},
52 {13, qc_("(aweleach)", "Armenian month name")}};
53 }
54
55 // Set a calendar date from the Julian day number
setJD(double JD)56 void ArmenianCalendar::setJD(double JD)
57 {
58 this->JD=JD;
59
60 int rd=fixedFromJD(JD, true);
61 parts=armenianFromFixed(rd);
62
63 emit partsChanged(parts);
64 }
65
66 // get a stringlist of calendar date elements sorted from the largest to the smallest.
67 // Year, Month, MonthName, Day
getDateStrings() const68 QStringList ArmenianCalendar::getDateStrings() const
69 {
70 QStringList list;
71 list << QString::number(parts.at(0));
72 list << QString::number(parts.at(1));
73 list << monthNames.value(parts.at(1));
74 list << QString::number(parts.at(2));
75
76 return list;
77 }
78
79 // get a formatted complete string for a date
getFormattedDateString() const80 QString ArmenianCalendar::getFormattedDateString() const
81 {
82 QStringList str=getDateStrings();
83 return QString("%1 - %2 (%3) - %4 %5")
84 .arg(str.at(3)) // day
85 .arg(str.at(1)) // month, numerical
86 .arg(str.at(2)) // month, name
87 .arg(str.at(0)) // year
88 .arg(q_("Armenian Era"));// year
89 }
90
91 // set date from a vector of calendar date elements sorted from the largest to the smallest.
92 // Year-Month[1...12]-Day[1...31]
93 // Time is not changed!
setDate(QVector<int> parts)94 void ArmenianCalendar::setDate(QVector<int> parts)
95 {
96 this->parts=parts;
97
98 double rd=fixedFromArmenian(parts);
99 // restore time from JD!
100 double frac=StelUtils::fmodpos(JD+0.5+StelApp::getInstance().getCore()->getUTCOffset(JD)/24., 1.);
101 JD=jdFromFixed(rd+frac, true);
102
103 emit jdChanged(JD);
104 }
105
106 // actually implementation of alt-fixed-from-egyptian
fixedFromArmenian(QVector<int> armenian)107 int ArmenianCalendar::fixedFromArmenian(QVector<int> armenian)
108 {
109 return armenianEpoch + fixedFromEgyptian(armenian)-EgyptianCalendar::egyptianEpoch;
110 }
111
armenianFromFixed(int rd)112 QVector<int> ArmenianCalendar::armenianFromFixed(int rd)
113 {
114 return EgyptianCalendar::egyptianFromFixed(rd+EgyptianCalendar::egyptianEpoch-armenianEpoch);
115 }
116