/* 此源码是基于 Dimension 的二次修改 Github:https://github.com/nianbroken/Personal_Sakura_Guide_Page Gitee:https://gitee.com/nianbroken/Personal_Sakura_Guide_Page */ var breakpoints = function () { "use strict"; function e(e) { t.init(e) } var t = { list: null, media: {}, events: [], init: function (e) { t.list = e, window.addEventListener("resize", t.poll), window.addEventListener("orientationchange", t.poll), window.addEventListener("load", t.poll), window.addEventListener("fullscreenchange", t.poll) }, active: function (e) { var n, a, s, i, r, d, c; if (!(e in t.media)) { if (">=" == e.substr(0, 2) ? (a = "gte", n = e.substr(2)) : "<=" == e.substr(0, 2) ? (a = "lte", n = e.substr(2)) : ">" == e.substr(0, 1) ? (a = "gt", n = e.substr(1)) : "<" == e.substr(0, 1) ? (a = "lt", n = e.substr(1)) : "!" == e.substr(0, 1) ? (a = "not", n = e.substr(1)) : (a = "eq", n = e), n && n in t.list) if (i = t.list[n], Array.isArray(i)) { if (r = parseInt(i[0]), d = parseInt(i[1]), isNaN(r)) { if (isNaN(d)) return; c = i[1].substr(String(d).length) } else c = i[0].substr(String(r).length); if (isNaN(r)) switch (a) { case "gte": s = "screen"; break; case "lte": s = "screen and (max-width: " + d + c + ")"; break; case "gt": s = "screen and (min-width: " + (d + 1) + c + ")"; break; case "lt": s = "screen and (max-width: -1px)"; break; case "not": s = "screen and (min-width: " + (d + 1) + c + ")"; break; default: s = "screen and (max-width: " + d + c + ")" } else if (isNaN(d)) switch (a) { case "gte": s = "screen and (min-width: " + r + c + ")"; break; case "lte": s = "screen"; break; case "gt": s = "screen and (max-width: -1px)"; break; case "lt": s = "screen and (max-width: " + (r - 1) + c + ")"; break; case "not": s = "screen and (max-width: " + (r - 1) + c + ")"; break; default: s = "screen and (min-width: " + r + c + ")" } else switch (a) { case "gte": s = "screen and (min-width: " + r + c + ")"; break; case "lte": s = "screen and (max-width: " + d + c + ")"; break; case "gt": s = "screen and (min-width: " + (d + 1) + c + ")"; break; case "lt": s = "screen and (max-width: " + (r - 1) + c + ")"; break; case "not": s = "screen and (max-width: " + (r - 1) + c + "), screen and (min-width: " + (d + 1) + c + ")"; break; default: s = "screen and (min-width: " + r + c + ") and (max-width: " + d + c + ")" } } else s = "(" == i.charAt(0) ? "screen and " + i : i; t.media[e] = !!s && s } return t.media[e] !== !1 && window.matchMedia(t.media[e]).matches }, on: function (e, n) { t.events.push({ query: e, handler: n, state: !1 }), t.active(e) && n() }, poll: function () { var e, n; for (e = 0; e < t.events.length; e++) n = t.events[e], t.active(n.query) ? n.state || (n.state = !0, n.handler()) : n.state && (n.state = !1) } }; return e._ = t, e.on = function (e, n) { t.on(e, n) }, e.active = function (e) { return t.active(e) }, e }(); ! function (e, t) { "function" == typeof define && define.amd ? define([], t) : "object" == typeof exports ? module.exports = t() : e.breakpoints = t() }(this, function () { return breakpoints });