tracman-server/static/js/lib/respond.js

/*! matchMedia() polyfill - Test a CSS media type/query in JS. Authors & copyright (c) 2012: Scott Jehl, Paul Irish, Nicholas Zakas. Dual MIT/BSD license */
/*! NOTE: If you're already including a window.matchMedia polyfill via Modernizr or otherwise, you don't need this part */
window.matchMedia = window.matchMedia || function(a) {
  "use strict";
  var c, d = a.documentElement,
    e = d.firstElementChild || d.firstChild,
    f = a.createElement("body"),
    g = a.createElement("div");
  return g.id = "mq-test-1", g.style.cssText = "position:absolute;top:-100em", f.style.background = "none", f.appendChild(g),
    function(a) {
      return g.innerHTML = '&shy;<style media="' + a + '"> #mq-test-1 { width: 42px; }</style>', d.insertBefore(f, e), c = 42 === g.offsetWidth, d.removeChild(f), {
        matches: c,
        media: a
      }
    }
}(document);

/*! Respond.js v1.3.0: min/max-width media query polyfill. (c) Scott Jehl. MIT/GPLv2 Lic. j.mp/respondjs  */
(function(a) {
  "use strict";

  function x() {
    u(!0)
  }
  var b = {};
  if (a.respond = b, b.update = function() {}, b.mediaQueriesSupported = a.matchMedia && a.matchMedia("only all").matches, !b.mediaQueriesSupported) {
    var q, r, t, c = a.document,
      d = c.documentElement,
      e = [],
      f = [],
      g = [],
      h = {},
      i = 30,
      j = c.getElementsByTagName("head")[0] || d,
      k = c.getElementsByTagName("base")[0],
      l = j.getElementsByTagName("link"),
      m = [],
      n = function() {
        for (var b = 0; l.length > b; b++) {
          var c = l[b],
            d = c.href,
            e = c.media,
            f = c.rel && "stylesheet" === c.rel.toLowerCase();
          d && f && !h[d] && (c.styleSheet && c.styleSheet.rawCssText ? (p(c.styleSheet.rawCssText, d, e), h[d] = !0) : (!/^([a-zA-Z:]*\/\/)/.test(d) && !k || d.replace(RegExp.$1, "").split("/")[0] === a.location.host) && m.push({
            href: d,
            media: e
          }))
        }
        o()
      },
      o = function() {
        if (m.length) {
          var b = m.shift();
          v(b.href, function(c) {
            p(c, b.href, b.media), h[b.href] = !0, a.setTimeout(function() {
              o()
            }, 0)
          })
        }
      },
      p = function(a, b, c) {
        var d = a.match(/@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi),
          g = d && d.length || 0;
        b = b.substring(0, b.lastIndexOf("/"));
        var h = function(a) {
            return a.replace(/(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g, "$1" + b + "$2$3")
          },
          i = !g && c;
        b.length && (b += "/"), i && (g = 1);
        for (var j = 0; g > j; j++) {
          var k, l, m, n;
          i ? (k = c, f.push(h(a))) : (k = d[j].match(/@media *([^\{]+)\{([\S\s]+?)$/) && RegExp.$1, f.push(RegExp.$2 && h(RegExp.$2))), m = k.split(","), n = m.length;
          for (var o = 0; n > o; o++) l = m[o], e.push({
            media: l.split("(")[0].match(/(only\s+)?([a-zA-Z]+)\s?/) && RegExp.$2 || "all",
            rules: f.length - 1,
            hasquery: l.indexOf("(") > -1,
            minw: l.match(/\(\s*min\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/) && parseFloat(RegExp.$1) + (RegExp.$2 || ""),
            maxw: l.match(/\(\s*max\-width\s*:\s*(\s*[0-9\.]+)(px|em)\s*\)/) && parseFloat(RegExp.$1) + (RegExp.$2 || "")
          })
        }
        u()
      },
      s = function() {
        var a, b = c.createElement("div"),
          e = c.body,
          f = !1;
        return b.style.cssText = "position:absolute;font-size:1em;width:1em", e || (e = f = c.createElement("body"), e.style.background = "none"), e.appendChild(b), d.insertBefore(e, d.firstChild), a = b.offsetWidth, f ? d.removeChild(e) : e.removeChild(b), a = t = parseFloat(a)
      },
      u = function(b) {
        var h = "clientWidth",
          k = d[h],
          m = "CSS1Compat" === c.compatMode && k || c.body[h] || k,
          n = {},
          o = l[l.length - 1],
          p = (new Date).getTime();
        if (b && q && i > p - q) return a.clearTimeout(r), r = a.setTimeout(u, i), void 0;
        q = p;
        for (var v in e)
          if (e.hasOwnProperty(v)) {
            var w = e[v],
              x = w.minw,
              y = w.maxw,
              z = null === x,
              A = null === y,
              B = "em";
            x && (x = parseFloat(x) * (x.indexOf(B) > -1 ? t || s() : 1)), y && (y = parseFloat(y) * (y.indexOf(B) > -1 ? t || s() : 1)), w.hasquery && (z && A || !(z || m >= x) || !(A || y >= m)) || (n[w.media] || (n[w.media] = []), n[w.media].push(f[w.rules]))
          }
        for (var C in g) g.hasOwnProperty(C) && g[C] && g[C].parentNode === j && j.removeChild(g[C]);
        for (var D in n)
          if (n.hasOwnProperty(D)) {
            var E = c.createElement("style"),
              F = n[D].join("\n");
            E.type = "text/css", E.media = D, j.insertBefore(E, o.nextSibling), E.styleSheet ? E.styleSheet.cssText = F : E.appendChild(c.createTextNode(F)), g.push(E)
          }
      },
      v = function(a, b) {
        var c = w();
        c && (c.open("GET", a, !0), c.onreadystatechange = function() {
          4 !== c.readyState || 200 !== c.status && 304 !== c.status || b(c.responseText)
        }, 4 !== c.readyState && c.send(null))
      },
      w = function() {
        var b = !1;
        try {
          b = new a.XMLHttpRequest
        } catch (c) {
          b = new a.ActiveXObject("Microsoft.XMLHTTP")
        }
        return function() {
          return b
        }
      }();
    n(), b.update = n, a.addEventListener ? a.addEventListener("resize", x, !1) : a.attachEvent && a.attachEvent("onresize", x)
  }
})(this);