ag-charts-community
Version:
Advanced Charting / Charts supporting Javascript / Typescript / React / Angular / Vue
31 lines • 1.19 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const duration_1 = require("./duration");
const interval_1 = require("./interval");
// Set date to n-th day of the week.
function weekday(n) {
// Sets the `date` to the start of the `n`-th day of the current week.
// n == 0 is Sunday.
function floor(date) {
date.setUTCDate(date.getUTCDate() - (date.getUTCDay() + 7 - n) % 7);
date.setHours(0, 0, 0, 0); // h, m, s, ms
}
// Offset the date by the given number of weeks.
function offset(date, weeks) {
date.setUTCDate(date.getUTCDate() + weeks * 7);
}
// Count the number of weeks between the start and end dates.
function count(start, end) {
return (end.getTime() - start.getTime()) / duration_1.durationWeek;
}
return new interval_1.CountableTimeInterval(floor, offset, count);
}
exports.utcSunday = weekday(0);
exports.utcMonday = weekday(1);
exports.utcTuesday = weekday(2);
exports.utcWednesday = weekday(3);
exports.utcThursday = weekday(4);
exports.utcFriday = weekday(5);
exports.utcSaturday = weekday(6);
exports.default = exports.utcSunday;
//# sourceMappingURL=utcWeek.js.map