#CACHE{0} #HTTP_HEADER{Content-Type: text/javascript; charset=utf-8} /** * Basic structure: TC_Class is the public class that is returned upon being called * * So, if you do * var tc = $(".timer").TimeCircles(); * * tc will contain an instance of the public TimeCircles class. It is important to * note that TimeCircles is not chained in the conventional way, check the * documentation for more info on how TimeCircles can be chained. * * After being called/created, the public TimerCircles class will then- for each element * within it's collection, either fetch or create an instance of the private class. * Each function called upon the public class will be forwarded to each instance * of the private classes within the relevant element collection **/ (function($) { var useWindow = window; // From https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys if (!Object.keys) { Object.keys = (function() { 'use strict'; var hasOwnProperty = Object.prototype.hasOwnProperty, hasDontEnumBug = !({toString: null}).propertyIsEnumerable('toString'), dontEnums = [ 'toString', 'toLocaleString', 'valueOf', 'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'constructor' ], dontEnumsLength = dontEnums.length; return function(obj) { if (typeof obj !== 'object' && (typeof obj !== 'function' || obj === null)) { throw new TypeError('Object.keys called on non-object'); } var result = [], prop, i; for (prop in obj) { if (hasOwnProperty.call(obj, prop)) { result.push(prop); } } if (hasDontEnumBug) { for (i = 0; i < dontEnumsLength; i++) { if (hasOwnProperty.call(obj, dontEnums[i])) { result.push(dontEnums[i]); } } } return result; }; }()); } // Used to disable some features on IE8 var limited_mode = false; var tick_duration = 200; // in ms var debug = (location.hash === "#debug"); function debug_log(msg) { if (debug) { console.log(msg); } } var allUnits = ["Days", "Hours", "Minutes", "Seconds"]; var nextUnits = { Seconds: "Minutes", Minutes: "Hours", Hours: "Days", Days: "Years" }; var secondsIn = { Seconds: 1, Minutes: 60, Hours: 3600, Days: 86400, Months: 2678400, Years: 31536000 }; /** * Converts hex color code into object containing integer values for the r,g,b use * This function (hexToRgb) originates from: * http://stackoverflow.com/questions/5623838/rgb-to-hex-and-hex-to-rgb * @param {string} hex color code */ function hexToRgb(hex) { // Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF") var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i; hex = hex.replace(shorthandRegex, function(m, r, g, b) { return r + r + g + g + b + b; }); var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex); return result ? { r: parseInt(result[1], 16), g: parseInt(result[2], 16), b: parseInt(result[3], 16) } : null; } function isCanvasSupported() { var elem = document.createElement('canvas'); return !!(elem.getContext && elem.getContext('2d')); } /** * Function s4() and guid() originate from: * http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript */ function s4() { return Math.floor((1 + Math.random()) * 0x10000) .toString(16) .substring(1); } /** * Creates a unique id * @returns {String} */ function guid() { return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4(); } /** * Array.prototype.indexOf fallback for IE8 * @param {Mixed} mixed * @returns {Number} */ if (!Array.prototype.indexOf) { Array.prototype.indexOf = function(elt /*, from*/) { var len = this.length >>> 0; var from = Number(arguments[1]) || 0; from = (from < 0) ? Math.ceil(from) : Math.floor(from); if (from < 0) from += len; for (; from < len; from++) { if (from in this && this[from] === elt) return from; } return -1; }; } function parse_date(str) { var match = str.match(/^[0-9]{4}-[0-9]{2}-[0-9]{2}\s[0-9]{1,2}:[0-9]{2}:[0-9]{2}$/); if (match !== null && match.length > 0) { var parts = str.split(" "); var date = parts[0].split("-"); var time = parts[1].split(":"); return new Date(date[0], date[1] - 1, date[2], time[0], time[1], time[2]); } // Fallback for different date formats var d = Date.parse(str); if (!isNaN(d)) return d; d = Date.parse(str.replace(/-/g, '/').replace('T', ' ')); if (!isNaN(d)) return d; // Cant find anything return new Date(); } function parse_times(diff, old_diff, total_duration, units, floor) { var raw_time = {}; var raw_old_time = {}; var time = {}; var pct = {}; var old_pct = {}; var old_time = {}; var greater_unit = null; for(var i = 0; i < units.length; i++) { var unit = units[i]; var maxUnits; if (greater_unit === null) { maxUnits = total_duration / secondsIn[unit]; } else { maxUnits = secondsIn[greater_unit] / secondsIn[unit]; } var curUnits = (diff / secondsIn[unit]); var oldUnits = (old_diff / secondsIn[unit]); if(floor) { if(curUnits > 0) curUnits = Math.floor(curUnits); else curUnits = Math.ceil(curUnits); if(oldUnits > 0) oldUnits = Math.floor(oldUnits); else oldUnits = Math.ceil(oldUnits); } if (unit !== "Days") { curUnits = curUnits % maxUnits; oldUnits = oldUnits % maxUnits; } raw_time[unit] = curUnits; time[unit] = Math.abs(curUnits); raw_old_time[unit] = oldUnits; old_time[unit] = Math.abs(oldUnits); pct[unit] = Math.abs(curUnits) / maxUnits; old_pct[unit] = Math.abs(oldUnits) / maxUnits; greater_unit = unit; } return { raw_time: raw_time, raw_old_time: raw_old_time, time: time, old_time: old_time, pct: pct, old_pct: old_pct }; } var TC_Instance_List = {}; function updateUsedWindow() { if(typeof useWindow.TC_Instance_List !== "undefined") { TC_Instance_List = useWindow.TC_Instance_List; } else { useWindow.TC_Instance_List = TC_Instance_List; } initializeAnimationFrameHandler(useWindow); }; function initializeAnimationFrameHandler(w) { var vendors = ['webkit', 'moz']; for (var x = 0; x < vendors.length && !w.requestAnimationFrame; ++x) { w.requestAnimationFrame = w[vendors[x] + 'RequestAnimationFrame']; w.cancelAnimationFrame = w[vendors[x] + 'CancelAnimationFrame']; } if (!w.requestAnimationFrame || !w.cancelAnimationFrame) { w.requestAnimationFrame = function(callback, element, instance) { if (typeof instance === "undefined") instance = {data: {last_frame: 0}}; var currTime = new Date().getTime(); var timeToCall = Math.max(0, 16 - (currTime - instance.data.last_frame)); var id = w.setTimeout(function() { callback(currTime + timeToCall); }, timeToCall); instance.data.last_frame = currTime + timeToCall; return id; }; w.cancelAnimationFrame = function(id) { clearTimeout(id); }; } }; var TC_Instance = function(element, options) { this.element = element; this.container; this.listeners = null; this.data = { paused: false, last_frame: 0, animation_frame: null, interval_fallback: null, timer: false, total_duration: null, prev_time: null, drawn_units: [], text_elements: { Days: null, Hours: null, Minutes: null, Seconds: null }, attributes: { canvas: null, context: null, item_size: null, line_width: null, radius: null, outer_radius: null }, state: { fading: { Days: false, Hours: false, Minutes: false, Seconds: false } } }; this.config = null; this.setOptions(options); this.initialize(); }; TC_Instance.prototype.clearListeners = function() { this.listeners = { all: [], visible: [] }; }; TC_Instance.prototype.addTime = function(seconds_to_add) { if(this.data.attributes.ref_date instanceof Date) { var d = this.data.attributes.ref_date; d.setSeconds(d.getSeconds() + seconds_to_add); } else if(!isNaN(this.data.attributes.ref_date)) { this.data.attributes.ref_date += (seconds_to_add * 1000); } }; TC_Instance.prototype.initialize = function(clear_listeners) { // Initialize drawn units this.data.drawn_units = []; for(var i = 0; i < Object.keys(this.config.time).length; i++) { var unit = Object.keys(this.config.time)[i]; if (this.config.time[unit].show) { this.data.drawn_units.push(unit); } } // Avoid stacking $(this.element).children('div.time_circles').remove(); if (typeof clear_listeners === "undefined") clear_listeners = true; if (clear_listeners || this.listeners === null) { this.clearListeners(); } this.container = $("
"); this.container.addClass('time_circles'); this.container.appendTo(this.element); // Determine the needed width and height of TimeCircles var height = this.element.offsetHeight; var width = this.element.offsetWidth; if (height === 0) height = $(this.element).height(); if (width === 0) width = $(this.element).width(); if (height === 0 && width > 0) height = width / this.data.drawn_units.length; else if (width === 0 && height > 0) width = height * this.data.drawn_units.length; // Create our canvas and set it to the appropriate size var canvasElement = document.createElement('canvas'); canvasElement.width = width; canvasElement.height = height; // Add canvas elements this.data.attributes.canvas = $(canvasElement); this.data.attributes.canvas.appendTo(this.container); // Check if the browser has browser support var canvasSupported = isCanvasSupported(); // If the browser doesn't have browser support, check if explorer canvas is loaded // (A javascript library that adds canvas support to browsers that don't have it) if(!canvasSupported && typeof G_vmlCanvasManager !== "undefined") { G_vmlCanvasManager.initElement(canvasElement); limited_mode = true; canvasSupported = true; } if(canvasSupported) { this.data.attributes.context = canvasElement.getContext('2d'); } this.data.attributes.item_size = Math.min(width / this.data.drawn_units.length, height); this.data.attributes.line_width = this.data.attributes.item_size * this.config.fg_width; this.data.attributes.radius = ((this.data.attributes.item_size * 0.8) - this.data.attributes.line_width) / 2; this.data.attributes.outer_radius = this.data.attributes.radius + 0.5 * Math.max(this.data.attributes.line_width, this.data.attributes.line_width * this.config.bg_width); // Prepare Time Elements var i = 0; for (var key in this.data.text_elements) { if (!this.config.time[key].show) continue; var textElement = $("
"); textElement.addClass('textDiv_' + key); textElement.css("top", Math.round(0.35 * this.data.attributes.item_size)); textElement.css("left", Math.round(i++ * this.data.attributes.item_size)); textElement.css("width", this.data.attributes.item_size); textElement.appendTo(this.container); var headerElement = $("

"); headerElement.text(this.config.time[key].text); // Options headerElement.css("font-size", Math.round(this.config.text_size * this.data.attributes.item_size)); headerElement.css("line-height", Math.round(this.config.text_size * this.data.attributes.item_size) + "px"); headerElement.appendTo(textElement); var numberElement = $(""); numberElement.css("font-size", Math.round(3 * this.config.text_size * this.data.attributes.item_size)); numberElement.css("line-height", Math.round(this.config.text_size * this.data.attributes.item_size) + "px"); numberElement.appendTo(textElement); this.data.text_elements[key] = numberElement; } this.start(); if (!this.config.start) { this.data.paused = true; } // Set up interval fallback var _this = this; this.data.interval_fallback = useWindow.setInterval(function(){ _this.update.call(_this, true); }, 100); }; TC_Instance.prototype.update = function(nodraw) { if(typeof nodraw === "undefined") { nodraw = false; } else if(nodraw && this.data.paused) { return; } if(limited_mode) { //Per unit clearing doesn't work in IE8 using explorer canvas, so do it in one time. The downside is that radial fade cant be used this.data.attributes.context.clearRect(0, 0, this.data.attributes.canvas[0].width, this.data.attributes.canvas[0].hright); } var diff, old_diff; var prevDate = this.data.prev_time; var curDate = new Date(); this.data.prev_time = curDate; if (prevDate === null) prevDate = curDate; // If not counting past zero, and time < 0, then simply draw the zero point once, and call stop if (!this.config.count_past_zero) { if (curDate > this.data.attributes.ref_date) { for(var i = 0; i < this.data.drawn_units.length; i++) { var key = this.data.drawn_units[i]; // Set the text value this.data.text_elements[key].text("0"); var x = (i * this.data.attributes.item_size) + (this.data.attributes.item_size / 2); var y = this.data.attributes.item_size / 2; var color = this.config.time[key].color; this.drawArc(x, y, color, 0); } this.stop(); return; } } // Compare current time with reference diff = (this.data.attributes.ref_date - curDate) / 1000; old_diff = (this.data.attributes.ref_date - prevDate) / 1000; var floor = this.config.animation !== "smooth"; var visible_times = parse_times(diff, old_diff, this.data.total_duration, this.data.drawn_units, floor); var all_times = parse_times(diff, old_diff, secondsIn["Years"], allUnits, floor); var i = 0; var j = 0; var lastKey = null; var cur_shown = this.data.drawn_units.slice(); for (var i in allUnits) { var key = allUnits[i]; // Notify (all) listeners if (Math.floor(all_times.raw_time[key]) !== Math.floor(all_times.raw_old_time[key])) { this.notifyListeners(key, Math.floor(all_times.time[key]), Math.floor(diff), "all"); } if (cur_shown.indexOf(key) < 0) continue; // Notify (visible) listeners if (Math.floor(visible_times.raw_time[key]) !== Math.floor(visible_times.raw_old_time[key])) { this.notifyListeners(key, Math.floor(visible_times.time[key]), Math.floor(diff), "visible"); } if(!nodraw) { // Set the text value this.data.text_elements[key].text(Math.floor(Math.abs(visible_times.time[key]))); var x = (j * this.data.attributes.item_size) + (this.data.attributes.item_size / 2); var y = this.data.attributes.item_size / 2; var color = this.config.time[key].color; if (this.config.animation === "smooth") { if (lastKey !== null && !limited_mode) { if (Math.floor(visible_times.time[lastKey]) > Math.floor(visible_times.old_time[lastKey])) { this.radialFade(x, y, color, 1, key); this.data.state.fading[key] = true; } else if (Math.floor(visible_times.time[lastKey]) < Math.floor(visible_times.old_time[lastKey])) { this.radialFade(x, y, color, 0, key); this.data.state.fading[key] = true; } } if (!this.data.state.fading[key]) { this.drawArc(x, y, color, visible_times.pct[key]); } } else { this.animateArc(x, y, color, visible_times.pct[key], visible_times.old_pct[key], (new Date()).getTime() + tick_duration); } } lastKey = key; j++; } // Dont request another update if we should be paused if(this.data.paused || nodraw) { return; } // We need this for our next frame either way var _this = this; var update = function() { _this.update.call(_this); }; // Either call next update immediately, or in a second if (this.config.animation === "smooth") { // Smooth animation, Queue up the next frame this.data.animation_frame = useWindow.requestAnimationFrame(update, _this.element, _this); } else { // Tick animation, Don't queue until very slightly after the next second happens var delay = (diff % 1) * 1000; if (delay < 0) delay = 1000 + delay; delay += 50; _this.data.animation_frame = useWindow.setTimeout(function() { _this.data.animation_frame = useWindow.requestAnimationFrame(update, _this.element, _this); }, delay); } }; TC_Instance.prototype.animateArc = function(x, y, color, target_pct, cur_pct, animation_end) { if (this.data.attributes.context === null) return; var diff = cur_pct - target_pct; if (Math.abs(diff) > 0.5) { if (target_pct === 0) { this.radialFade(x, y, color, 1); } else { this.radialFade(x, y, color, 0); } } else { var progress = (tick_duration - (animation_end - (new Date()).getTime())) / tick_duration; if (progress > 1) progress = 1; var pct = (cur_pct * (1 - progress)) + (target_pct * progress); this.drawArc(x, y, color, pct); //var show_pct = if (progress >= 1) return; var _this = this; useWindow.requestAnimationFrame(function() { _this.animateArc(x, y, color, target_pct, cur_pct, animation_end); }, this.element); } }; TC_Instance.prototype.drawArc = function(x, y, color, pct) { if (this.data.attributes.context === null) return; var clear_radius = Math.max(this.data.attributes.outer_radius, this.data.attributes.item_size / 2); if(!limited_mode) { this.data.attributes.context.clearRect( x - clear_radius, y - clear_radius, clear_radius * 2, clear_radius * 2 ); } if (this.config.use_background) { this.data.attributes.context.beginPath(); this.data.attributes.context.arc(x, y, this.data.attributes.radius, 0, 2 * Math.PI, false); this.data.attributes.context.lineWidth = this.data.attributes.line_width * this.config.bg_width; // line color this.data.attributes.context.strokeStyle = this.config.circle_bg_color; this.data.attributes.context.stroke(); } // Direction var startAngle, endAngle, counterClockwise; var defaultOffset = (-0.5 * Math.PI); var fullCircle = 2 * Math.PI; startAngle = defaultOffset + (this.config.start_angle / 360 * fullCircle); var offset = (2 * pct * Math.PI); if (this.config.direction === "Both") { counterClockwise = false; startAngle -= (offset / 2); endAngle = startAngle + offset; } else { if (this.config.direction === "Clockwise") { counterClockwise = false; endAngle = startAngle + offset; } else { counterClockwise = true; endAngle = startAngle - offset; } } this.data.attributes.context.beginPath(); this.data.attributes.context.arc(x, y, this.data.attributes.radius, startAngle, endAngle, counterClockwise); this.data.attributes.context.lineWidth = this.data.attributes.line_width; // line color this.data.attributes.context.strokeStyle = color; this.data.attributes.context.stroke(); }; TC_Instance.prototype.radialFade = function(x, y, color, from, key) { // TODO: Make fade_time option var rgb = hexToRgb(color); var _this = this; // We have a few inner scopes here that will need access to our instance var step = 0.2 * ((from === 1) ? -1 : 1); var i; for (i = 0; from <= 1 && from >= 0; i++) { // Create inner scope so our variables are not changed by the time the Timeout triggers (function() { var delay = 50 * i; var rgba = "rgba(" + rgb.r + ", " + rgb.g + ", " + rgb.b + ", " + (Math.round(from * 10) / 10) + ")"; useWindow.setTimeout(function() { _this.drawArc(x, y, rgba, 1); }, delay); }()); from += step; } if (typeof key !== undefined) { useWindow.setTimeout(function() { _this.data.state.fading[key] = false; }, 50 * i); } }; TC_Instance.prototype.timeLeft = function() { if (this.data.paused && typeof this.data.timer === "number") { return this.data.timer; } var now = new Date(); return ((this.data.attributes.ref_date - now) / 1000); }; TC_Instance.prototype.start = function() { useWindow.cancelAnimationFrame(this.data.animation_frame); useWindow.clearTimeout(this.data.animation_frame) // Check if a date was passed in html attribute or jquery data var attr_data_date = $(this.element).data('date'); if (typeof attr_data_date === "undefined") { attr_data_date = $(this.element).attr('data-date'); } if (typeof attr_data_date === "string") { this.data.attributes.ref_date = parse_date(attr_data_date); } // Check if this is an unpause of a timer else if (typeof this.data.timer === "number") { if (this.data.paused) { this.data.attributes.ref_date = (new Date()).getTime() + (this.data.timer * 1000); } } else { // Try to get data-timer var attr_data_timer = $(this.element).data('timer'); if (typeof attr_data_timer === "undefined") { attr_data_timer = $(this.element).attr('data-timer'); } if (typeof attr_data_timer === "string") { attr_data_timer = parseFloat(attr_data_timer); } if (typeof attr_data_timer === "number") { this.data.timer = attr_data_timer; this.data.attributes.ref_date = (new Date()).getTime() + (attr_data_timer * 1000); } else { // data-timer and data-date were both not set // use config date this.data.attributes.ref_date = this.config.ref_date; } } // Start running this.data.paused = false; this.update.call(this); }; TC_Instance.prototype.restart = function() { this.data.timer = false; this.start(); }; TC_Instance.prototype.stop = function() { if (typeof this.data.timer === "number") { this.data.timer = this.timeLeft(this); } // Stop running this.data.paused = true; useWindow.cancelAnimationFrame(this.data.animation_frame); }; TC_Instance.prototype.destroy = function() { this.clearListeners(); this.stop(); useWindow.clearInterval(this.data.interval_fallback); this.data.interval_fallback = null; this.container.remove(); $(this.element).removeAttr('data-tc-id'); $(this.element).removeData('tc-id'); }; TC_Instance.prototype.setOptions = function(options) { if (this.config === null) { this.default_options.ref_date = new Date(); this.config = $.extend(true, {}, this.default_options); } $.extend(true, this.config, options); // Use window.top if use_top_frame is true if(this.config.use_top_frame) { useWindow = window.top; } else { useWindow = window; } updateUsedWindow(); this.data.total_duration = this.config.total_duration; if (typeof this.data.total_duration === "string") { if (typeof secondsIn[this.data.total_duration] !== "undefined") { // If set to Years, Months, Days, Hours or Minutes, fetch the secondsIn value for that this.data.total_duration = secondsIn[this.data.total_duration]; } else if (this.data.total_duration === "Auto") { // If set to auto, total_duration is the size of 1 unit, of the unit type bigger than the largest shown for(var i = 0; i < Object.keys(this.config.time).length; i++) { var unit = Object.keys(this.config.time)[i]; if (this.config.time[unit].show) { this.data.total_duration = secondsIn[nextUnits[unit]]; break; } } } else { // If it's a string, but neither of the above, user screwed up. this.data.total_duration = secondsIn["Years"]; console.error("Valid values for TimeCircles config.total_duration are either numeric, or (string) Years, Months, Days, Hours, Minutes, Auto"); } } }; TC_Instance.prototype.addListener = function(f, context, type) { if (typeof f !== "function") return; if (typeof type === "undefined") type = "visible"; this.listeners[type].push({func: f, scope: context}); }; TC_Instance.prototype.notifyListeners = function(unit, value, total, type) { for (var i = 0; i < this.listeners[type].length; i++) { var listener = this.listeners[type][i]; listener.func.apply(listener.scope, [unit, value, total]); } }; TC_Instance.prototype.default_options = { ref_date: new Date(), start: true, animation: "smooth", count_past_zero: true, circle_bg_color: "#60686F", use_background: true, fg_width: 0.1, bg_width: 1.2, text_size: 0.07, total_duration: "Auto", direction: "Clockwise", use_top_frame: false, start_angle: 0, time: { Days: { show: true, text: "<:timecircles:days:>", color: "#FC6" }, Hours: { show: true, text: "<:timecircles:hours:>", color: "#9CF" }, Minutes: { show: true, text: "<:timecircles:minutes:>", color: "#BFB" }, Seconds: { show: true, text: "<:timecircles:seconds:>", color: "#F99" } } }; // Time circle class var TC_Class = function(elements, options) { this.elements = elements; this.options = options; this.foreach(); }; TC_Class.prototype.getInstance = function(element) { var instance; var cur_id = $(element).data("tc-id"); if (typeof cur_id === "undefined") { cur_id = guid(); $(element).attr("data-tc-id", cur_id); } if (typeof TC_Instance_List[cur_id] === "undefined") { var options = this.options; var element_options = $(element).data('options'); if (typeof element_options === "string") { element_options = JSON.parse(element_options); } if (typeof element_options === "object") { options = $.extend(true, {}, this.options, element_options); } instance = new TC_Instance(element, options); TC_Instance_List[cur_id] = instance; } else { instance = TC_Instance_List[cur_id]; if (typeof this.options !== "undefined") { instance.setOptions(this.options); } } return instance; }; TC_Class.prototype.addTime = function(seconds_to_add) { this.foreach(function(instance) { instance.addTime(seconds_to_add); }); }; TC_Class.prototype.foreach = function(callback) { var _this = this; this.elements.each(function() { var instance = _this.getInstance(this); if (typeof callback === "function") { callback(instance); } }); return this; }; TC_Class.prototype.start = function() { this.foreach(function(instance) { instance.start(); }); return this; }; TC_Class.prototype.stop = function() { this.foreach(function(instance) { instance.stop(); }); return this; }; TC_Class.prototype.restart = function() { this.foreach(function(instance) { instance.restart(); }); return this; }; TC_Class.prototype.rebuild = function() { this.foreach(function(instance) { instance.initialize(false); }); return this; }; TC_Class.prototype.getTime = function() { return this.getInstance(this.elements[0]).timeLeft(); }; TC_Class.prototype.addListener = function(f, type) { if (typeof type === "undefined") type = "visible"; var _this = this; this.foreach(function(instance) { instance.addListener(f, _this.elements, type); }); return this; }; TC_Class.prototype.destroy = function() { this.foreach(function(instance) { instance.destroy(); }); return this; }; TC_Class.prototype.end = function() { return this.elements; }; $.fn.TimeCircles = function(options) { return new TC_Class(this, options); }; }(jQuery));