Method _getYearRanges

packages/main/src/YearRangePicker.ts:201–250

()

	}

	_getYearRanges() {
		const yearFormat = DateFormat.getDateInstance({ format: "y", calendarType: this._primaryCalendarType });
		const yearFormatInSecType = DateFormat.getDateInstance({ format: "y", calendarType: this._secondaryCalendarType });

		const pageSize = this._getPageSize();
		const rowSize = this._getRowSize();
		const rangeSize = this._getRangeSize();

		const calendarDate = this._calendarDate;
		const minYear = this._minDate.getYear();
		const maxYear = this._maxDate.getYear();

		const tempDate = new CalendarDate(calendarDate, this._primaryCalendarType);
		tempDate.setYear(this._gridStartYear!);

		const yearRanges: YearRanges = [];

		for (let i = 0; i < pageSize; i++) {
			const endDate = new CalendarDate(tempDate, this._primaryCalendarType);
			endDate.setYear(endDate.getYear() + rangeSize - 1);

			const timestamp = tempDate.valueOf() / 1000;
			const endTimestamp = endDate.valueOf() / 1000;

			const isFocused = isBetweenInclusive(calendarDate.getYear(), tempDate.getYear(), endDate.getYear());

			const isSelected = this._isYearRangeSelected(timestamp, endTimestamp);
			const isSelectedBetween = this._isInsideSelectionRange(timestamp);

			const yearRangeText = this._getYearRangeFormattedText(tempDate, endDate, yearFormat);
			const secYearRangeText = this.hasSecondaryCalendarType ? this._getYearRangeFormattedText(tempDate, endDate, yearFormatInSecType) : undefined;

			const isDisabled = !(isBetweenInclusive(tempDate.getYear(), minYear, maxYear)
								|| isBetweenInclusive(endDate.getYear(), minYear, maxYear));

			const yearRange = this._getYearRange(timestamp, isFocused, isSelected, isSelectedBetween, yearRangeText, secYearRangeText, isDisabled);

			const intervalIndex = Math.floor(i / rowSize);

			if (yearRanges[intervalIndex]) {
				yearRanges[intervalIndex].push(yearRange);
			} else {
				yearRanges[intervalIndex] = [yearRange];
			}

			tempDate.setYear(tempDate.getYear() + rangeSize);
		}

		return yearRanges;
	}

	_getYearRange(timestamp: number, isFocused: boolean, isSelected: boolean, isSelectedBetween: boolean, yearRangeText: string, secYearRangeText: string | undefined, isDisabled: boolean) {
		const yearRange: YearRange = {