@openui5/sap.ui.core
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OpenUI5 Core Library sap.ui.core
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JavaScript
/*!
* OpenUI5
* (c) Copyright 2009-2021 SAP SE or an SAP affiliate company.
* Licensed under the Apache License, Version 2.0 - see LICENSE.txt.
*/
// Provides class sap.ui.core.date.Buddhist
sap.ui.define(['./UniversalDate', '../CalendarType', './_Calendars'],
function(UniversalDate, CalendarType, _Calendars) {
"use strict";
/**
* The Buddhist date class
*
* @class
* The Buddhist date implements the Thai solar calendar (BE). In this calendar the year is offset by 543 compared to the
* Gregorian calendar. Before 1941 the year start was 1st of April, so Januar to March belong to the previous year.
*
* @private
* @alias sap.ui.core.date.Buddhist
* @extends sap.ui.core.date.UniversalDate
*/
var Buddhist = UniversalDate.extend("sap.ui.core.date.Buddhist", /** @lends sap.ui.core.date.Buddhist.prototype */ {
constructor: function() {
var aArgs = arguments;
if (aArgs.length > 1) {
aArgs = toGregorianArguments(aArgs);
}
this.oDate = this.createDate(Date, aArgs);
this.sCalendarType = CalendarType.Buddhist;
}
});
Buddhist.UTC = function() {
var aArgs = toGregorianArguments(arguments);
return Date.UTC.apply(Date, aArgs);
};
Buddhist.now = function() {
return Date.now();
};
/**
* Find the matching Buddhist date for the given gregorian date
*
* @param {object} oGregorian
* @return {object}
*/
function toBuddhist(oGregorian) {
var iEraStartYear = UniversalDate.getEraStartDate(CalendarType.Buddhist, 0).year,
iYear = oGregorian.year - iEraStartYear + 1;
// Before 1941 new year started on 1st of April
if (oGregorian.year < 1941 && oGregorian.month < 3) {
iYear -= 1;
}
if (oGregorian.year === null) {
iYear = undefined;
}
return {
year: iYear,
month: oGregorian.month,
day: oGregorian.day
};
}
/**
* Calculate gregorian year from Buddhist year and month
*
* @param {object} oBuddhist
* @return {int}
*/
function toGregorian(oBuddhist) {
var iEraStartYear = UniversalDate.getEraStartDate(CalendarType.Buddhist, 0).year,
iYear = oBuddhist.year + iEraStartYear - 1;
// Before 1941 new year started on 1st of April
if (iYear < 1941 && oBuddhist.month < 3) {
iYear += 1;
}
if (oBuddhist.year === null) {
iYear = undefined;
}
return {
year: iYear,
month: oBuddhist.month,
day: oBuddhist.day
};
}
/**
* Convert arguments array from Buddhist date to gregorian data
*
* @param {object} oBuddhist
* @return {int}
*/
function toGregorianArguments(aArgs) {
var oBuddhist, oGregorian;
oBuddhist = {
year: aArgs[0],
month: aArgs[1],
day: aArgs[2] !== undefined ? aArgs[2] : 1
};
oGregorian = toGregorian(oBuddhist);
aArgs[0] = oGregorian.year;
return aArgs;
}
/**
* Get the Buddhist year from this.oDate
*
* @return {object}
*/
Buddhist.prototype._getBuddhist = function() {
var oGregorian = {
year: this.oDate.getFullYear(),
month: this.oDate.getMonth(),
day: this.oDate.getDate()
};
return toBuddhist(oGregorian);
};
/**
* Set the Buddhist year to this.oDate
*/
Buddhist.prototype._setBuddhist = function(oBuddhist) {
var oGregorian = toGregorian(oBuddhist);
return this.oDate.setFullYear(oGregorian.year, oGregorian.month, oGregorian.day);
};
/**
* Get the Buddhist year from this.oDate in UTC
*
* @return {object}
*/
Buddhist.prototype._getUTCBuddhist = function() {
var oGregorian = {
year: this.oDate.getUTCFullYear(),
month: this.oDate.getUTCMonth(),
day: this.oDate.getUTCDate()
};
return toBuddhist(oGregorian);
};
/**
* Set the Buddhist year to this.oDate in UTC
*/
Buddhist.prototype._setUTCBuddhist = function(oBuddhist) {
var oGregorian = toGregorian(oBuddhist);
return this.oDate.setUTCFullYear(oGregorian.year, oGregorian.month, oGregorian.day);
};
/*
* Override relevant getters/setters
*/
Buddhist.prototype.getYear = function() {
return this._getBuddhist().year;
};
Buddhist.prototype.getFullYear = function() {
return this._getBuddhist().year;
};
Buddhist.prototype.getUTCFullYear = function() {
return this._getUTCBuddhist().year;
};
Buddhist.prototype.setYear = function(iYear) {
var oBuddhist = this._getBuddhist();
oBuddhist.year = iYear;
return this._setBuddhist(oBuddhist);
};
Buddhist.prototype.setFullYear = function(iYear, iMonth, iDay) {
var oBuddhist = this._getBuddhist();
oBuddhist.year = iYear;
if (iMonth !== undefined) {
oBuddhist.month = iMonth;
}
if (iDay !== undefined) {
oBuddhist.day = iDay;
}
return this._setBuddhist(oBuddhist);
};
Buddhist.prototype.setUTCFullYear = function(iYear, iMonth, iDay) {
var oBuddhist = this._getUTCBuddhist();
oBuddhist.year = iYear;
if (iMonth !== undefined) {
oBuddhist.month = iMonth;
}
if (iDay !== undefined) {
oBuddhist.day = iDay;
}
return this._setUTCBuddhist(oBuddhist);
};
Buddhist.prototype.getWeek = function() {
return UniversalDate.getWeekByDate(this.sCalendarType, this.oDate.getFullYear(), this.getMonth(), this.getDate());
};
Buddhist.prototype.getUTCWeek = function() {
return UniversalDate.getWeekByDate(this.sCalendarType, this.oDate.getUTCFullYear(), this.getUTCMonth(), this.getUTCDate());
};
_Calendars.set(CalendarType.Buddhist, Buddhist);
return Buddhist;
});