mirror of
https://github.com/twbs/bootstrap.git
synced 2022-11-09 12:25:43 -05:00
Merge pull request #12463 from XhmikosR/12440
Downgrade holder.js to v2.2.0.
This commit is contained in:
Chris Rebert
commit
40d3cf6cd7
2 changed files with 85 additions and 230 deletions
6
docs/assets/js/docs.min.js
vendored
6
docs/assets/js/docs.min.js
vendored
File diff suppressed because one or more lines are too long
299
docs/assets/js/vendor/holder.js
vendored
299
docs/assets/js/vendor/holder.js
vendored
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@ -1,44 +1,35 @@
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/*!
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Holder - 2.3 - client side image placeholders
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(c) 2012-2014 Ivan Malopinsky / http://imsky.co
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Holder - 2.2 - client side image placeholders
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(c) 2012-2013 Ivan Malopinsky / http://imsky.co
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Provided under the MIT License.
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Commercial use requires attribution.
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*/
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var Holder = Holder || {};
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(function (app, win) {
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var system_config = {
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use_svg: false,
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use_canvas: false,
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use_fallback: false
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};
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var instance_config = {};
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var preempted = false;
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var preempted = false,
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fallback = false,
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canvas = document.createElement('canvas');
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var dpr = 1, bsr = 1;
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var resizable_images = [];
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if (!canvas.getContext) {
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system_config.use_fallback = true;
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fallback = true;
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} else {
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if (canvas.toDataURL("image/png")
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.indexOf("data:image/png") < 0) {
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//Android doesn't support data URI
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system_config.use_fallback = true;
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fallback = true;
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} else {
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var ctx = canvas.getContext("2d");
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}
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}
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if(!!document.createElementNS && !!document.createElementNS('http://www.w3.org/2000/svg', 'svg').createSVGRect){
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system_config.use_svg = true;
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system_config.use_canvas = false;
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}
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if(!system_config.use_fallback){
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if(!fallback){
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dpr = window.devicePixelRatio || 1,
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bsr = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
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}
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@ -138,6 +129,46 @@ app.flags = {
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}
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}
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//getElementsByClassName polyfill
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document.getElementsByClassName||(document.getElementsByClassName=function(e){var t=document,n,r,i,s=[];if(t.querySelectorAll)return t.querySelectorAll("."+e);if(t.evaluate){r=".//*[contains(concat(' ', @class, ' '), ' "+e+" ')]",n=t.evaluate(r,t,null,0,null);while(i=n.iterateNext())s.push(i)}else{n=t.getElementsByTagName("*"),r=new RegExp("(^|\\s)"+e+"(\\s|$)");for(i=0;i<n.length;i++)r.test(n[i].className)&&s.push(n[i])}return s})
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//getComputedStyle polyfill
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window.getComputedStyle||(window.getComputedStyle=function(e){return this.el=e,this.getPropertyValue=function(t){var n=/(\-([a-z]){1})/g;return t=="float"&&(t="styleFloat"),n.test(t)&&(t=t.replace(n,function(){return arguments[2].toUpperCase()})),e.currentStyle[t]?e.currentStyle[t]:null},this})
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//http://javascript.nwbox.com/ContentLoaded by Diego Perini with modifications
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function contentLoaded(n,t){var l="complete",s="readystatechange",u=!1,h=u,c=!0,i=n.document,a=i.documentElement,e=i.addEventListener?"addEventListener":"attachEvent",v=i.addEventListener?"removeEventListener":"detachEvent",f=i.addEventListener?"":"on",r=function(e){(e.type!=s||i.readyState==l)&&((e.type=="load"?n:i)[v](f+e.type,r,u),!h&&(h=!0)&&t.call(n,null))},o=function(){try{a.doScroll("left")}catch(n){setTimeout(o,50);return}r("poll")};if(i.readyState==l)t.call(n,"lazy");else{if(i.createEventObject&&a.doScroll){try{c=!n.frameElement}catch(y){}c&&o()}i[e](f+"DOMContentLoaded",r,u),i[e](f+s,r,u),n[e](f+"load",r,u)}}
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//https://gist.github.com/991057 by Jed Schmidt with modifications
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function selector(a){
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a=a.match(/^(\W)?(.*)/);var b=document["getElement"+(a[1]?a[1]=="#"?"ById":"sByClassName":"sByTagName")](a[2]);
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var ret=[]; b!==null&&(b.length?ret=b:b.length===0?ret=b:ret=[b]); return ret;
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}
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//shallow object property extend
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function extend(a,b){
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var c={};
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for(var i in a){
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if(a.hasOwnProperty(i)){
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c[i]=a[i];
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}
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}
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for(var i in b){
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if(b.hasOwnProperty(i)){
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c[i]=b[i];
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}
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}
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return c
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}
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//hasOwnProperty polyfill
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if (!Object.prototype.hasOwnProperty)
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/*jshint -W001, -W103 */
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Object.prototype.hasOwnProperty = function(prop) {
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var proto = this.__proto__ || this.constructor.prototype;
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return (prop in this) && (!(prop in proto) || proto[prop] !== this[prop]);
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}
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/*jshint +W001, +W103 */
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function text_size(width, height, template) {
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height = parseInt(height, 10);
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width = parseInt(width, 10);
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@ -150,64 +181,20 @@ function text_size(width, height, template) {
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}
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}
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var svg_el = (function(){
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var serializer = new XMLSerializer();
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var svg_ns = "http://www.w3.org/2000/svg"
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var svg = document.createElementNS(svg_ns, "svg");
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svg.setAttribute("xmlns", "http://www.w3.org/2000/svg")
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svg.setAttribute("xmlns:xlink", "http://www.w3.org/1999/xlink");
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var bg_el = document.createElementNS(svg_ns, "rect")
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var text_el = document.createElementNS(svg_ns, "text")
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var textnode_el = document.createTextNode(null)
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text_el.setAttribute("text-anchor", "middle")
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text_el.appendChild(textnode_el)
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svg.appendChild(bg_el)
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svg.appendChild(text_el)
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return function(props){
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svg.setAttribute("width",props.width);
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svg.setAttribute("height", props.height);
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bg_el.setAttribute("width", props.width);
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bg_el.setAttribute("height", props.height);
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bg_el.setAttribute("fill", props.template.background);
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text_el.setAttribute("x", props.width/2)
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text_el.setAttribute("y", props.height/2)
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textnode_el.nodeValue=props.text
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text_el.setAttribute("style", css_properties({
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"fill": props.template.foreground,
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"font-weight": "bold",
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"font-size": props.text_height+"px",
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"font-family":props.font,
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"dominant-baseline":"central"
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}))
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return serializer.serializeToString(svg)
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}
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})()
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function css_properties(props){
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var ret = [];
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for(p in props){
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if(props.hasOwnProperty(p)){
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ret.push(p+":"+props[p])
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}
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}
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return ret.join(";")
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}
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function draw_canvas(args) {
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var ctx = args.ctx,
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dimensions = args.dimensions,
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template = args.template,
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ratio = args.ratio,
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holder = args.holder,
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literal = holder.textmode == "literal",
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exact = holder.textmode == "exact";
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function draw(args) {
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var ctx = args.ctx;
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var dimensions = args.dimensions;
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var template = args.template;
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var ratio = args.ratio;
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var holder = args.holder;
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var literal = holder.textmode == "literal";
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var exact = holder.textmode == "exact";
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var ts = text_size(dimensions.width, dimensions.height, template);
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var text_height = ts.height;
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var width = dimensions.width * ratio,
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height = dimensions.height * ratio;
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var font = template.font ? template.font : "Arial,Helvetica,sans-serif";
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var font = template.font ? template.font : "sans-serif";
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canvas.width = width;
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canvas.height = height;
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ctx.textAlign = "center";
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@ -235,50 +222,8 @@ function draw_canvas(args) {
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return canvas.toDataURL("image/png");
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}
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function draw_svg(args){
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var dimensions = args.dimensions,
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template = args.template,
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holder = args.holder,
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literal = holder.textmode == "literal",
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exact = holder.textmode == "exact";
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var ts = text_size(dimensions.width, dimensions.height, template);
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var text_height = ts.height;
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var width = dimensions.width,
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height = dimensions.height;
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var font = template.font ? template.font : "Arial,Helvetica,sans-serif";
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var text = template.text ? template.text : (Math.floor(dimensions.width) + "x" + Math.floor(dimensions.height));
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if (literal) {
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var dimensions = holder.dimensions;
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text = dimensions.width + "x" + dimensions.height;
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}
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else if(exact && holder.exact_dimensions){
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var dimensions = holder.exact_dimensions;
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text = (Math.floor(dimensions.width) + "x" + Math.floor(dimensions.height));
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}
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var string = svg_el({
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text: text,
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width:width,
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height:height,
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text_height:text_height,
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font:font,
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template:template
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})
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return "data:image/svg+xml;base64,"+btoa(string);
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}
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function draw(args) {
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if(instance_config.use_canvas && !instance_config.use_svg){
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return draw_canvas(args);
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}
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else{
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return draw_svg(args);
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}
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}
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function render(mode, el, holder, src) {
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var dimensions = holder.dimensions,
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theme = holder.theme,
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text = holder.text ? decodeURIComponent(holder.text) : holder.text;
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@ -295,11 +240,11 @@ function render(mode, el, holder, src) {
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if (mode == "image") {
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el.setAttribute("alt", text ? text : theme.text ? theme.text + " [" + dimensions_caption + "]" : dimensions_caption);
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if (instance_config.use_fallback || !holder.auto) {
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if (fallback || !holder.auto) {
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el.style.width = dimensions.width + "px";
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el.style.height = dimensions.height + "px";
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}
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if (instance_config.use_fallback) {
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if (fallback) {
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el.style.backgroundColor = theme.background;
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} else {
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el.setAttribute("src", draw({ctx: ctx, dimensions: dimensions, template: theme, ratio:ratio, holder: holder}));
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@ -311,7 +256,7 @@ function render(mode, el, holder, src) {
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}
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} else if (mode == "background") {
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if (!instance_config.use_fallback) {
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if (!fallback) {
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el.style.backgroundImage = "url(" + draw({ctx:ctx, dimensions: dimensions, template: theme, ratio: ratio, holder: holder}) + ")";
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el.style.backgroundSize = dimensions.width + "px " + dimensions.height + "px";
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}
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@ -319,21 +264,18 @@ function render(mode, el, holder, src) {
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el.setAttribute("alt", text ? text : theme.text ? theme.text + " [" + dimensions_caption + "]" : dimensions_caption);
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if (dimensions.height.slice(-1) == "%") {
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el.style.height = dimensions.height
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} else if(holder.auto == null || !holder.auto){
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} else {
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el.style.height = dimensions.height + "px"
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}
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if (dimensions.width.slice(-1) == "%") {
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el.style.width = dimensions.width
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} else if(holder.auto == null || !holder.auto){
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} else {
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el.style.width = dimensions.width + "px"
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}
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if (el.style.display == "inline" || el.style.display === "" || el.style.display == "none") {
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el.style.display = "block";
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}
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set_initial_dimensions(el)
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if (instance_config.use_fallback) {
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if (fallback) {
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el.style.backgroundColor = theme.background;
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} else {
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resizable_images.push(el);
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@ -348,37 +290,20 @@ function dimension_check(el, callback) {
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width: el.clientWidth
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};
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if (!dimensions.height && !dimensions.width) {
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if (el.hasAttribute("data-holder-invisible")) {
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throw new Error("Holder: placeholder is not visible");
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} else {
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el.setAttribute("data-holder-invisible", true)
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setTimeout(function () {
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callback.call(this, el)
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}, 1)
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return null;
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}
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else{
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} else {
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el.removeAttribute("data-holder-invisible")
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}
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return dimensions;
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}
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}
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function set_initial_dimensions(el){
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if(el.holder_data){
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var dimensions = dimension_check(el, app.invisible_error_fn( set_initial_dimensions))
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if(dimensions){
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var holder = el.holder_data;
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holder.initial_dimensions = dimensions;
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holder.fluid_data = {
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fluid_height: holder.dimensions.height.slice(-1) == "%",
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fluid_width: holder.dimensions.width.slice(-1) == "%",
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mode: null
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}
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if(holder.fluid_data.fluid_width && !holder.fluid_data.fluid_height){
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holder.fluid_data.mode = "width"
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holder.fluid_data.ratio = holder.initial_dimensions.width / parseFloat(holder.dimensions.height)
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}
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else if(!holder.fluid_data.fluid_width && holder.fluid_data.fluid_height){
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holder.fluid_data.mode = "height";
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holder.fluid_data.ratio = parseFloat(holder.dimensions.width) / holder.initial_dimensions.height
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}
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}
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}
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}
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function resizable_update(element) {
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var images;
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|
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@ -394,19 +319,9 @@ function resizable_update(element) {
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var el = images[i]
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if (el.holder_data) {
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var holder = el.holder_data;
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var dimensions = dimension_check(el, app.invisible_error_fn( resizable_update))
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var dimensions = dimension_check(el, resizable_update)
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if(dimensions){
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if(holder.fluid){
|
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if(holder.auto){
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switch(holder.fluid_data.mode){
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case "width":
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dimensions.height = dimensions.width / holder.fluid_data.ratio;
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break;
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case "height":
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dimensions.width = dimensions.height * holder.fluid_data.ratio;
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break;
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}
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}
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el.setAttribute("src", draw({
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ctx: ctx,
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dimensions: dimensions,
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|
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@ -435,7 +350,7 @@ function parse_flags(flags, options) {
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theme: extend(settings.themes.gray, {})
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};
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var render = false;
|
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for (var fl = flags.length, j = 0; j < fl; j++) {
|
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for (sl = flags.length, j = 0; j < sl; j++) {
|
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var flag = flags[j];
|
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if (app.flags.dimensions.match(flag)) {
|
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render = true;
|
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|
|
@ -470,20 +385,10 @@ for (var flag in app.flags) {
|
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return val.match(this.regex)
|
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}
|
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}
|
||||
|
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app.invisible_error_fn = function(fn){
|
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return function(el){
|
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if(el.hasAttribute("data-holder-invisible")){
|
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throw new Error("Holder: invisible placeholder")
|
||||
}
|
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}
|
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}
|
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|
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app.add_theme = function (name, theme) {
|
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name != null && theme != null && (settings.themes[name] = theme);
|
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return app;
|
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};
|
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|
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app.add_image = function (src, el) {
|
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var node = selector(el);
|
||||
if (node.length) {
|
||||
|
|
@ -495,29 +400,19 @@ app.add_image = function (src, el) {
|
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}
|
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return app;
|
||||
};
|
||||
|
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app.run = function (o) {
|
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instance_config = extend({}, system_config)
|
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preempted = true;
|
||||
|
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var options = extend(settings, o),
|
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images = [],
|
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imageNodes = [],
|
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bgnodes = [];
|
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|
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if(options.use_canvas != null && options.use_canvas){
|
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instance_config.use_canvas = true;
|
||||
instance_config.use_svg = false;
|
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}
|
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|
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if (typeof (options.images) == "string") {
|
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imageNodes = selector(options.images);
|
||||
} else if (window.NodeList && options.images instanceof window.NodeList) {
|
||||
imageNodes = options.images;
|
||||
} else if (window.Node && options.images instanceof window.Node) {
|
||||
imageNodes = [options.images];
|
||||
} else if(window.HTMLCollection && options.images instanceof window.HTMLCollection){
|
||||
imageNodes = options.images
|
||||
}
|
||||
|
||||
if (typeof (options.bgnodes) == "string") {
|
||||
|
|
@ -574,7 +469,8 @@ app.run = function (o) {
|
|||
src = attr_datasrc;
|
||||
}
|
||||
if (src) {
|
||||
var holder = parse_flags(src.substr(src.lastIndexOf(options.domain) + options.domain.length + 1).split("/"), options);
|
||||
var holder = parse_flags(src.substr(src.lastIndexOf(options.domain) + options.domain.length + 1)
|
||||
.split("/"), options);
|
||||
if (holder) {
|
||||
if (holder.fluid) {
|
||||
render("fluid", images[i], holder, src)
|
||||
|
|
@ -586,7 +482,6 @@ app.run = function (o) {
|
|||
}
|
||||
return app;
|
||||
};
|
||||
|
||||
contentLoaded(win, function () {
|
||||
if (window.addEventListener) {
|
||||
window.addEventListener("resize", resizable_update, false);
|
||||
|
|
@ -594,7 +489,7 @@ contentLoaded(win, function () {
|
|||
} else {
|
||||
window.attachEvent("onresize", resizable_update)
|
||||
}
|
||||
preempted || app.run({});
|
||||
preempted || app.run();
|
||||
});
|
||||
if (typeof define === "function" && define.amd) {
|
||||
define([], function () {
|
||||
|
|
@ -602,44 +497,4 @@ if (typeof define === "function" && define.amd) {
|
|||
});
|
||||
}
|
||||
|
||||
//github.com/davidchambers/Base64.js
|
||||
(function(){function t(t){this.message=t}var e="undefined"!=typeof exports?exports:this,r="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";t.prototype=Error(),t.prototype.name="InvalidCharacterError",e.btoa||(e.btoa=function(e){for(var o,n,a=0,i=r,c="";e.charAt(0|a)||(i="=",a%1);c+=i.charAt(63&o>>8-8*(a%1))){if(n=e.charCodeAt(a+=.75),n>255)throw new t("'btoa' failed");o=o<<8|n}return c}),e.atob||(e.atob=function(e){if(e=e.replace(/=+$/,""),1==e.length%4)throw new t("'atob' failed");for(var o,n,a=0,i=0,c="";n=e.charAt(i++);~n&&(o=a%4?64*o+n:n,a++%4)?c+=String.fromCharCode(255&o>>(6&-2*a)):0)n=r.indexOf(n);return c})})();
|
||||
|
||||
//getElementsByClassName polyfill
|
||||
document.getElementsByClassName||(document.getElementsByClassName=function(e){var t=document,n,r,i,s=[];if(t.querySelectorAll)return t.querySelectorAll("."+e);if(t.evaluate){r=".//*[contains(concat(' ', @class, ' '), ' "+e+" ')]",n=t.evaluate(r,t,null,0,null);while(i=n.iterateNext())s.push(i)}else{n=t.getElementsByTagName("*"),r=new RegExp("(^|\\s)"+e+"(\\s|$)");for(i=0;i<n.length;i++)r.test(n[i].className)&&s.push(n[i])}return s})
|
||||
|
||||
//getComputedStyle polyfill
|
||||
window.getComputedStyle||(window.getComputedStyle=function(e){return this.el=e,this.getPropertyValue=function(t){var n=/(\-([a-z]){1})/g;return t=="float"&&(t="styleFloat"),n.test(t)&&(t=t.replace(n,function(){return arguments[2].toUpperCase()})),e.currentStyle[t]?e.currentStyle[t]:null},this})
|
||||
|
||||
//http://javascript.nwbox.com/ContentLoaded by Diego Perini with modifications
|
||||
function contentLoaded(n,t){var l="complete",s="readystatechange",u=!1,h=u,c=!0,i=n.document,a=i.documentElement,e=i.addEventListener?"addEventListener":"attachEvent",v=i.addEventListener?"removeEventListener":"detachEvent",f=i.addEventListener?"":"on",r=function(e){(e.type!=s||i.readyState==l)&&((e.type=="load"?n:i)[v](f+e.type,r,u),!h&&(h=!0)&&t.call(n,null))},o=function(){try{a.doScroll("left")}catch(n){setTimeout(o,50);return}r("poll")};if(i.readyState==l)t.call(n,"lazy");else{if(i.createEventObject&&a.doScroll){try{c=!n.frameElement}catch(y){}c&&o()}i[e](f+"DOMContentLoaded",r,u),i[e](f+s,r,u),n[e](f+"load",r,u)}}
|
||||
|
||||
//https://gist.github.com/991057 by Jed Schmidt with modifications
|
||||
function selector(a,b){var a=a.match(/^(\W)?(.*)/),b=b||document,c=b["getElement"+(a[1]?"#"==a[1]?"ById":"sByClassName":"sByTagName")],d=c.call(b,a[2]),e=[];return null!==d&&(e=d.length||0===d.length?d:[d]),e}
|
||||
|
||||
//shallow object property extend
|
||||
function extend(a,b){
|
||||
var c={};
|
||||
for(var i in a){
|
||||
if(a.hasOwnProperty(i)){
|
||||
c[i]=a[i];
|
||||
}
|
||||
}
|
||||
for(var i in b){
|
||||
if(b.hasOwnProperty(i)){
|
||||
c[i]=b[i];
|
||||
}
|
||||
}
|
||||
return c
|
||||
}
|
||||
|
||||
//hasOwnProperty polyfill
|
||||
if (!Object.prototype.hasOwnProperty)
|
||||
/*jshint -W001, -W103 */
|
||||
Object.prototype.hasOwnProperty = function(prop) {
|
||||
var proto = this.__proto__ || this.constructor.prototype;
|
||||
return (prop in this) && (!(prop in proto) || proto[prop] !== this[prop]);
|
||||
}
|
||||
/*jshint +W001, +W103 */
|
||||
|
||||
})(Holder, window);
|
||||
|
|
|
|||
Loading…
Reference in a new issue