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Diffstat (limited to 'bower_components/respond/dest/respond.src.js')
| -rw-r--r-- | bower_components/respond/dest/respond.src.js | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/bower_components/respond/dest/respond.src.js b/bower_components/respond/dest/respond.src.js new file mode 100644 index 00000000..b1298d07 --- /dev/null +++ b/bower_components/respond/dest/respond.src.js @@ -0,0 +1,224 @@ +/*! 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 */ +(function(w) { + "use strict"; + w.matchMedia = w.matchMedia || function(doc, undefined) { + var bool, docElem = doc.documentElement, refNode = docElem.firstElementChild || docElem.firstChild, fakeBody = doc.createElement("body"), div = doc.createElement("div"); + div.id = "mq-test-1"; + div.style.cssText = "position:absolute;top:-100em"; + fakeBody.style.background = "none"; + fakeBody.appendChild(div); + return function(q) { + div.innerHTML = '­<style media="' + q + '"> #mq-test-1 { width: 42px; }</style>'; + docElem.insertBefore(fakeBody, refNode); + bool = div.offsetWidth === 42; + docElem.removeChild(fakeBody); + return { + matches: bool, + media: q + }; + }; + }(w.document); +})(this); + +/*! Respond.js v1.4.0: min/max-width media query polyfill. (c) Scott Jehl. MIT Lic. j.mp/respondjs */ +(function(w) { + "use strict"; + var respond = {}; + w.respond = respond; + respond.update = function() {}; + var requestQueue = [], xmlHttp = function() { + var xmlhttpmethod = false; + try { + xmlhttpmethod = new w.XMLHttpRequest(); + } catch (e) { + xmlhttpmethod = new w.ActiveXObject("Microsoft.XMLHTTP"); + } + return function() { + return xmlhttpmethod; + }; + }(), ajax = function(url, callback) { + var req = xmlHttp(); + if (!req) { + return; + } + req.open("GET", url, true); + req.onreadystatechange = function() { + if (req.readyState !== 4 || req.status !== 200 && req.status !== 304) { + return; + } + callback(req.responseText); + }; + if (req.readyState === 4) { + return; + } + req.send(null); + }; + respond.ajax = ajax; + respond.queue = requestQueue; + respond.regex = { + media: /@media[^\{]+\{([^\{\}]*\{[^\}\{]*\})+/gi, + keyframes: /@(?:\-(?:o|moz|webkit)\-)?keyframes[^\{]+\{(?:[^\{\}]*\{[^\}\{]*\})+[^\}]*\}/gi, + urls: /(url\()['"]?([^\/\)'"][^:\)'"]+)['"]?(\))/g, + findStyles: /@media *([^\{]+)\{([\S\s]+?)$/, + only: /(only\s+)?([a-zA-Z]+)\s?/, + minw: /\([\s]*min\-width\s*:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/, + maxw: /\([\s]*max\-width\s*:[\s]*([\s]*[0-9\.]+)(px|em)[\s]*\)/ + }; + respond.mediaQueriesSupported = w.matchMedia && w.matchMedia("only all") !== null && w.matchMedia("only all").matches; + if (respond.mediaQueriesSupported) { + return; + } + var doc = w.document, docElem = doc.documentElement, mediastyles = [], rules = [], appendedEls = [], parsedSheets = {}, resizeThrottle = 30, head = doc.getElementsByTagName("head")[0] || docElem, base = doc.getElementsByTagName("base")[0], links = head.getElementsByTagName("link"), lastCall, resizeDefer, eminpx, getEmValue = function() { + var ret, div = doc.createElement("div"), body = doc.body, originalHTMLFontSize = docElem.style.fontSize, originalBodyFontSize = body && body.style.fontSize, fakeUsed = false; + div.style.cssText = "position:absolute;font-size:1em;width:1em"; + if (!body) { + body = fakeUsed = doc.createElement("body"); + body.style.background = "none"; + } + docElem.style.fontSize = "100%"; + body.style.fontSize = "100%"; + body.appendChild(div); + if (fakeUsed) { + docElem.insertBefore(body, docElem.firstChild); + } + ret = div.offsetWidth; + if (fakeUsed) { + docElem.removeChild(body); + } else { + body.removeChild(div); + } + docElem.style.fontSize = originalHTMLFontSize; + if (originalBodyFontSize) { + body.style.fontSize = originalBodyFontSize; + } + ret = eminpx = parseFloat(ret); + return ret; + }, applyMedia = function(fromResize) { + var name = "clientWidth", docElemProp = docElem[name], currWidth = doc.compatMode === "CSS1Compat" && docElemProp || doc.body[name] || docElemProp, styleBlocks = {}, lastLink = links[links.length - 1], now = new Date().getTime(); + if (fromResize && lastCall && now - lastCall < resizeThrottle) { + w.clearTimeout(resizeDefer); + resizeDefer = w.setTimeout(applyMedia, resizeThrottle); + return; + } else { + lastCall = now; + } + for (var i in mediastyles) { + if (mediastyles.hasOwnProperty(i)) { + var thisstyle = mediastyles[i], min = thisstyle.minw, max = thisstyle.maxw, minnull = min === null, maxnull = max === null, em = "em"; + if (!!min) { + min = parseFloat(min) * (min.indexOf(em) > -1 ? eminpx || getEmValue() : 1); + } + if (!!max) { + max = parseFloat(max) * (max.indexOf(em) > -1 ? eminpx || getEmValue() : 1); + } + if (!thisstyle.hasquery || (!minnull || !maxnull) && (minnull || currWidth >= min) && (maxnull || currWidth <= max)) { + if (!styleBlocks[thisstyle.media]) { + styleBlocks[thisstyle.media] = []; + } + styleBlocks[thisstyle.media].push(rules[thisstyle.rules]); + } + } + } + for (var j in appendedEls) { + if (appendedEls.hasOwnProperty(j)) { + if (appendedEls[j] && appendedEls[j].parentNode === head) { + head.removeChild(appendedEls[j]); + } + } + } + appendedEls.length = 0; + for (var k in styleBlocks) { + if (styleBlocks.hasOwnProperty(k)) { + var ss = doc.createElement("style"), css = styleBlocks[k].join("\n"); + ss.type = "text/css"; + ss.media = k; + head.insertBefore(ss, lastLink.nextSibling); + if (ss.styleSheet) { + ss.styleSheet.cssText = css; + } else { + ss.appendChild(doc.createTextNode(css)); + } + appendedEls.push(ss); + } + } + }, translate = function(styles, href, media) { + var qs = styles.replace(respond.regex.keyframes, "").match(respond.regex.media), ql = qs && qs.length || 0; + href = href.substring(0, href.lastIndexOf("/")); + var repUrls = function(css) { + return css.replace(respond.regex.urls, "$1" + href + "$2$3"); + }, useMedia = !ql && media; + if (href.length) { + href += "/"; + } + if (useMedia) { + ql = 1; + } + for (var i = 0; i < ql; i++) { + var fullq, thisq, eachq, eql; + if (useMedia) { + fullq = media; + rules.push(repUrls(styles)); + } else { + fullq = qs[i].match(respond.regex.findStyles) && RegExp.$1; + rules.push(RegExp.$2 && repUrls(RegExp.$2)); + } + eachq = fullq.split(","); + eql = eachq.length; + for (var j = 0; j < eql; j++) { + thisq = eachq[j]; + mediastyles.push({ + media: thisq.split("(")[0].match(respond.regex.only) && RegExp.$2 || "all", + rules: rules.length - 1, + hasquery: thisq.indexOf("(") > -1, + minw: thisq.match(respond.regex.minw) && parseFloat(RegExp.$1) + (RegExp.$2 || ""), + maxw: thisq.match(respond.regex.maxw) && parseFloat(RegExp.$1) + (RegExp.$2 || "") + }); + } + } + applyMedia(); + }, makeRequests = function() { + if (requestQueue.length) { + var thisRequest = requestQueue.shift(); + ajax(thisRequest.href, function(styles) { + translate(styles, thisRequest.href, thisRequest.media); + parsedSheets[thisRequest.href] = true; + w.setTimeout(function() { + makeRequests(); + }, 0); + }); + } + }, ripCSS = function() { + for (var i = 0; i < links.length; i++) { + var sheet = links[i], href = sheet.href, media = sheet.media, isCSS = sheet.rel && sheet.rel.toLowerCase() === "stylesheet"; + if (!!href && isCSS && !parsedSheets[href]) { + if (sheet.styleSheet && sheet.styleSheet.rawCssText) { + translate(sheet.styleSheet.rawCssText, href, media); + parsedSheets[href] = true; + } else { + if (!/^([a-zA-Z:]*\/\/)/.test(href) && !base || href.replace(RegExp.$1, "").split("/")[0] === w.location.host) { + if (href.substring(0, 2) === "//") { + href = w.location.protocol + href; + } + requestQueue.push({ + href: href, + media: media + }); + } + } + } + } + makeRequests(); + }; + ripCSS(); + respond.update = ripCSS; + respond.getEmValue = getEmValue; + function callMedia() { + applyMedia(true); + } + if (w.addEventListener) { + w.addEventListener("resize", callMedia, false); + } else if (w.attachEvent) { + w.attachEvent("onresize", callMedia); + } +})(this);
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