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-rw-r--r--themes/default/js/plugins/piecon.js189
-rw-r--r--themes/default/js/plugins/piecon.min.js1
2 files changed, 189 insertions, 1 deletions
diff --git a/themes/default/js/plugins/piecon.js b/themes/default/js/plugins/piecon.js
new file mode 100644
index 000000000..f606706ac
--- /dev/null
+++ b/themes/default/js/plugins/piecon.js
@@ -0,0 +1,189 @@
+//
+// piecon.js
+//
+// https://github.com/lipka/piecon
+//
+// Copyright (c) 2015 Lukas Lipka <lukaslipka@gmail.com>. All rights reserved.
+//
+
+(function(){
+ var Piecon = {};
+
+ var currentFavicon = null;
+ var originalFavicon = null;
+ var originalTitle = null;
+ var canvas = null;
+ var options = {};
+ var defaults = {
+ color: '#ff0084',
+ background: '#bbb',
+ shadow: '#fff',
+ fallback: false
+ };
+
+ var isRetina = window.devicePixelRatio > 1;
+
+ var ua = (function () {
+ var agent = navigator.userAgent.toLowerCase();
+ return function (browser) {
+ return agent.indexOf(browser) !== -1;
+ };
+ }());
+
+ var browser = {
+ ie: ua('msie'),
+ chrome: ua('chrome'),
+ webkit: ua('chrome') || ua('safari'),
+ safari: ua('safari') && !ua('chrome'),
+ mozilla: ua('mozilla') && !ua('chrome') && !ua('safari')
+ };
+
+ var getFaviconTag = function() {
+ var links = document.getElementsByTagName('link');
+
+ for (var i = 0, l = links.length; i < l; i++) {
+ if (links[i].getAttribute('rel') === 'icon' || links[i].getAttribute('rel') === 'shortcut icon') {
+ return links[i];
+ }
+ }
+
+ return false;
+ };
+
+ var removeFaviconTag = function() {
+ var links = Array.prototype.slice.call(document.getElementsByTagName('link'), 0);
+ var head = document.getElementsByTagName('head')[0];
+
+ for (var i = 0, l = links.length; i < l; i++) {
+ if (links[i].getAttribute('rel') === 'icon' || links[i].getAttribute('rel') === 'shortcut icon') {
+ head.removeChild(links[i]);
+ }
+ }
+ };
+
+ var setFaviconTag = function(url) {
+ removeFaviconTag();
+
+ var link = document.createElement('link');
+ link.type = 'image/x-icon';
+ link.rel = 'icon';
+ link.href = url;
+
+ document.getElementsByTagName('head')[0].appendChild(link);
+ };
+
+ var getCanvas = function () {
+ if (!canvas) {
+ canvas = document.createElement("canvas");
+ if (isRetina) {
+ canvas.width = 32;
+ canvas.height = 32;
+ } else {
+ canvas.width = 16;
+ canvas.height = 16;
+ }
+ }
+
+ return canvas;
+ };
+
+ var drawFavicon = function(percentage) {
+ var canvas = getCanvas();
+ var context = canvas.getContext("2d");
+
+ percentage = percentage || 0;
+
+ if (context) {
+ context.clearRect(0, 0, canvas.width, canvas.height);
+
+ // Draw shadow
+ context.beginPath();
+ context.moveTo(canvas.width / 2, canvas.height / 2);
+ context.arc(canvas.width / 2, canvas.height / 2, Math.min(canvas.width / 2, canvas.height / 2), 0, Math.PI * 2, false);
+ context.fillStyle = options.shadow;
+ context.fill();
+
+ // Draw background
+ context.beginPath();
+ context.moveTo(canvas.width / 2, canvas.height / 2);
+ context.arc(canvas.width / 2, canvas.height / 2, Math.min(canvas.width / 2, canvas.height / 2) - 2, 0, Math.PI * 2, false);
+ context.fillStyle = options.background;
+ context.fill();
+
+ // Draw pie
+ if (percentage > 0) {
+ context.beginPath();
+ context.moveTo(canvas.width / 2, canvas.height / 2);
+ context.arc(canvas.width / 2, canvas.height / 2, Math.min(canvas.width / 2, canvas.height / 2) - 2, (-0.5) * Math.PI, (-0.5 + 2 * percentage / 100) * Math.PI, false);
+ context.lineTo(canvas.width / 2, canvas.height / 2);
+ context.fillStyle = options.color;
+ context.fill();
+ }
+
+ setFaviconTag(canvas.toDataURL());
+ }
+ };
+
+ var updateTitle = function(percentage) {
+ if (percentage > 0) {
+ document.title = '(' + percentage + '%) ' + originalTitle;
+ } else {
+ document.title = originalTitle;
+ }
+ };
+
+ Piecon.setOptions = function(custom) {
+ options = {};
+
+ for (var key in defaults){
+ options[key] = custom.hasOwnProperty(key) ? custom[key] : defaults[key];
+ }
+
+ return this;
+ };
+
+ Piecon.setProgress = function(percentage) {
+ if (!originalTitle) {
+ originalTitle = document.title;
+ }
+
+ if (!originalFavicon || !currentFavicon) {
+ var tag = getFaviconTag();
+ originalFavicon = currentFavicon = tag ? tag.getAttribute('href') : '/favicon.ico';
+ }
+
+ if (!isNaN(parseFloat(percentage)) && isFinite(percentage)) {
+ if (!getCanvas().getContext || browser.ie || browser.safari || options.fallback === true) {
+ // Fallback to updating the browser title if unsupported
+ return updateTitle(percentage);
+ } else if (options.fallback === 'force') {
+ updateTitle(percentage);
+ }
+
+ return drawFavicon(percentage);
+ }
+
+ return false;
+ };
+
+ Piecon.reset = function() {
+ if (originalTitle) {
+ document.title = originalTitle;
+ }
+
+ if (originalFavicon) {
+ currentFavicon = originalFavicon;
+ setFaviconTag(currentFavicon);
+ }
+ };
+
+ Piecon.setOptions(defaults);
+
+ if(typeof define === 'function' && define.amd) {
+ define(Piecon);
+ } else if (typeof module !== 'undefined') {
+ module.exports = Piecon;
+ } else {
+ window.Piecon = Piecon;
+ }
+})();
diff --git a/themes/default/js/plugins/piecon.min.js b/themes/default/js/plugins/piecon.min.js
deleted file mode 100644
index bc2aa1adf..000000000
--- a/themes/default/js/plugins/piecon.min.js
+++ /dev/null
@@ -1 +0,0 @@
-!function(){var a={},b=null,c=null,d=null,e=null,f={},g={color:"#ff0084",background:"#bbb",shadow:"#fff",fallback:!1},h=window.devicePixelRatio>1,i=function(){var a=navigator.userAgent.toLowerCase();return function(b){return-1!==a.indexOf(b)}}(),j={ie:i("msie"),chrome:i("chrome"),webkit:i("chrome")||i("safari"),safari:i("safari")&&!i("chrome"),mozilla:i("mozilla")&&!i("chrome")&&!i("safari")},k=function(){for(var a=document.getElementsByTagName("link"),b=0,c=a.length;c>b;b++)if("icon"===a[b].getAttribute("rel")||"shortcut icon"===a[b].getAttribute("rel"))return a[b];return!1},l=function(){for(var a=document.getElementsByTagName("link"),b=document.getElementsByTagName("head")[0],c=0,d=a.length;d>c;c++)("icon"===a[c].getAttribute("rel")||"shortcut icon"===a[c].getAttribute("rel"))&&b.removeChild(a[c])},m=function(a){l();var b=document.createElement("link");b.type="image/x-icon",b.rel="icon",b.href=a,document.getElementsByTagName("head")[0].appendChild(b)},n=function(){return e||(e=document.createElement("canvas"),h?(e.width=32,e.height=32):(e.width=16,e.height=16)),e},o=function(a){var b=n(),c=b.getContext("2d");a=a||0,c&&(c.clearRect(0,0,b.width,b.height),c.beginPath(),c.moveTo(b.width/2,b.height/2),c.arc(b.width/2,b.height/2,Math.min(b.width/2,b.height/2),0,2*Math.PI,!1),c.fillStyle=f.shadow,c.fill(),c.beginPath(),c.moveTo(b.width/2,b.height/2),c.arc(b.width/2,b.height/2,Math.min(b.width/2,b.height/2)-2,0,2*Math.PI,!1),c.fillStyle=f.background,c.fill(),a>0&&(c.beginPath(),c.moveTo(b.width/2,b.height/2),c.arc(b.width/2,b.height/2,Math.min(b.width/2,b.height/2)-2,-.5*Math.PI,(-.5+2*a/100)*Math.PI,!1),c.lineTo(b.width/2,b.height/2),c.fillStyle=f.color,c.fill()),m(b.toDataURL()))},p=function(a){document.title=a>0?"("+a+"%) "+d:d};a.setOptions=function(a){f={};for(var b in g)f[b]=a.hasOwnProperty(b)?a[b]:g[b];return this},a.setProgress=function(a){if(d||(d=document.title),!c||!b){var e=k();c=b=e?e.getAttribute("href"):"/favicon.ico"}return!isNaN(parseFloat(a))&&isFinite(a)?!n().getContext||j.ie||j.safari||f.fallback===!0?p(a):("force"===f.fallback&&p(a),o(a)):!1},a.reset=function(){d&&(document.title=d),c&&(b=c,m(b))},a.setOptions(g),window.Piecon=a}();