v2.0.0~20131003~dfsg/0000755000000000000000000000000012223265410012446 5ustar rootrootv2.0.0~20131003~dfsg/img.srcset.js0000644000000000000000000001214312223265410015063 0ustar rootroot/* imgsrcset - Img srcset polyfill for resolution responsive images. Authors & copyright (c) 2012: WebLinc, David Knight. */ // Imgsrcset (function(win) { 'use strict'; var _viewport = win.document.documentElement, _srcsetID = 0, _srcsets = [], _eventPrefix = '', _addEvent = win.addEventListener || (_eventPrefix = 'on') && win.attachEvent, _removeEvent = win.removeEventListener || win.detachEvent, _srcExpr = /[^\s]+/g, _digitExpr = /[0-9\.]+/g, _timer = 0, /* _matches */ _matches = function(srcset) { var srcList = (srcset.indexOf(',') !== -1 && srcset.split(',')) || [srcset], srcIndex = srcList.length - 1, srcLength = srcIndex, list = null, listIndex = 0, src = '', media = ''; if (srcIndex < 0) { return; } do { var list = srcList[srcLength - srcIndex].match(_srcExpr) || [], listIndex = list.length; while (listIndex--) { var item = list[listIndex], feature = 0, digits = 0; if (listIndex > 0) { feature = (item.indexOf('w') !== -1 && (win.innerWidth || _viewport.clientWidth)) || (item.indexOf('h') !== -1 && (win.innerHeight || _viewport.clientHeight)) || (item.indexOf('x') !== -1 && (win.devicePixelRatio || 1)); digits = Number(item.match(_digitExpr)); if (feature && digits && digits > feature) { break; } } else { src = item; media = srcList[srcIndex]; } } } while (srcIndex--); return (src && media && {src: src, media: media}) || false; }, /* watch */ _watch = function(evt) { clearTimeout(_timer); _timer = setTimeout(function() { var srcset = null, srcsetIndex = _srcsetID - 1, srcsetLength = srcsetIndex, match = false; do { srcset = _srcsets[srcsetLength - srcsetIndex]; // If img element does not have a parent, remove array index to prevent caching if (!srcset.element.parentNode) { _srcsetID--; srcset.splice(srcsetIndex, 1); continue; } match = _matches(srcset.media); if (match && (srcset.matches !== match.media)) { srcset.matches = match.media; srcset.element.src = match.src; } else if (!match) { srcset.matches = false; srcset.src && (srcset.element.src = srcset.src); } } while(srcsetIndex--); }, 10); }, /* init */ _init = function() { _removeEvent(_eventPrefix + 'load', _init); win.Imgsrcset.parse(); _watch(); // Processes '_srcsets' array and determines which source to use // '_watch' will clear out any images from the array that do not have parents, which should eliminate element caching _addEvent(_eventPrefix + 'resize', _watch); _addEvent(_eventPrefix + 'orientationchange', _watch); }; /* imgsrcset */ win.Imgsrcset = { /* parse Called on '_init' and can also be called if new images are added/removed */ parse: function() { _srcsets = []; var imgs = win.document.getElementsByTagName('img') || [], imgIndex = imgs.length - 1, imgLength = imgIndex, img = null, srcset = ''; do { img = imgs[imgLength - imgIndex]; srcset = img.getAttribute('srcset') || ''; if (!srcset) { continue; } _srcsetID = _srcsets.push({ element : img, media : srcset, matches : false, src : img.getAttribute('src') || '' }); } while(imgIndex--); } }; // Set up listeners _addEvent(_eventPrefix + 'load', _init); })(window);v2.0.0~20131003~dfsg/README.md0000644000000000000000000000124612223265410013730 0ustar rootrootimg-srcset ========== Responsive images based on the 'srcset' attribute proposal. See http://dev.w3.org/html5/srcset/. Lightweight, no nonsense, all browser supporting, fast polyfill for img ```srcset```. * **Browser support**: Tested in IE 6-9, Chrome, Firefox, Opera, Safari * **Size**: 1.21KB minified (700 bytes gzipped) Examples --- Simple high density screen ('retina') query ``` image ``` Viewport width and pixel density query ``` image ``` ###Dependencies None, simple javascript for fast execution. Version 1 relied on media-match.v2.0.0~20131003~dfsg/img.srcset.min.js0000644000000000000000000000253512223265410015651 0ustar rootroot/* imgsrcset - Img srcset polyfill for resolution responsive images. Authors & copyright (c) 2012: WebLinc, David Knight. */ (function(c){var s=c.document.documentElement,l=0,m=[],d="",h=c.addEventListener||(d="on")&&c.attachEvent,v=c.removeEventListener||c.detachEvent,w=/[^\s]+/g,x=/[0-9\.]+/g,t=0,g=function(){clearTimeout(t);t=setTimeout(function(){var b=null,e=l-1,d=e,a=!1;do if(b=m[d-e],b.element.parentNode){var a=b.media,a=-1!==a.indexOf(",")&&a.split(",")||[a],f=a.length-1,h=f,g=null,k=0,n="",p="";if(0>f)a=void 0;else{do{g=a[h-f].match(w)||[];for(k=g.length;k--;){var j=g[k],q=0,r=0;if(0q)break}else n=j,p=a[f]}}while(f--);a=n&&p&&{src:n,media:p}||!1}a&&b.matches!==a.media?(b.matches=a.media,b.element.src=a.src):a||(b.matches=!1,b.src&&(b.element.src=b.src))}else l--,b.splice(e,1);while(e--)},10)},u=function(){v(d+"load",u);c.Imgsrcset.parse();g();h(d+"resize",g);h(d+"orientationchange",g)};c.Imgsrcset={parse:function(){m=[]; var b=c.document.getElementsByTagName("img")||[],e=b.length-1,d=e,a=null,f="";do a=b[d-e],(f=a.getAttribute("srcset")||"")&&(l=m.push({element:a,media:f,matches:!1,src:a.getAttribute("src")||""}));while(e--)}};h(d+"load",u)})(window);v2.0.0~20131003~dfsg/.gitignore0000644000000000000000000000015712223265410014441 0ustar rootroot# Build and Release Folders bin/ bin-debug/ bin-release/ # Other files and folders .settings/ .DS_Storev2.0.0~20131003~dfsg/test/0000755000000000000000000000000012234210714013424 5ustar rootrootv2.0.0~20131003~dfsg/test/test.html0000644000000000000000000000071612223265410015276 0ustar rootroot It's a Koala! It's a Koala! It's a Koala! v2.0.0~20131003~dfsg/LICENSE.txt0000644000000000000000000000206012223265410014267 0ustar rootrootCopyright (c) 2012 WebLinc LLC Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.