/*================================ Easy Pie =================================*/ /**! * easy-pie-chart * Lightweight plugin to render simple, animated and retina optimized pie charts * * @license * @author Robert Fleischmann (http://robert-fleischmann.de) * @version 2.1.7 **/ !function(a,b){"function"==typeof define&&define.amd?define(["jquery"],function(a){return b(a)}):"object"==typeof exports?module.exports=b(require("jquery")):b(jQuery)}(this,function(a){var b=function(a,b){var c,d=document.createElement("canvas");a.appendChild(d),"object"==typeof G_vmlCanvasManager&&G_vmlCanvasManager.initElement(d);var e=d.getContext("2d");d.width=d.height=b.size;var f=1;window.devicePixelRatio>1&&(f=window.devicePixelRatio,d.style.width=d.style.height=[b.size,"px"].join(""),d.width=d.height=b.size*f,e.scale(f,f)),e.translate(b.size/2,b.size/2),e.rotate((-0.5+b.rotate/180)*Math.PI);var g=(b.size-b.lineWidth)/2;b.scaleColor&&b.scaleLength&&(g-=b.scaleLength+2),Date.now=Date.now||function(){return+new Date};var h=function(a,b,c){c=Math.min(Math.max(-1,c||0),1);var d=0>=c?!0:!1;e.beginPath(),e.arc(0,0,g,0,2*Math.PI*c,d),e.strokeStyle=a,e.lineWidth=b,e.stroke()},i=function(){var a,c;e.lineWidth=1,e.fillStyle=b.scaleColor,e.save();for(var d=24;d>0;--d)d%6===0?(c=b.scaleLength,a=0):(c=.6*b.scaleLength,a=b.scaleLength-c),e.fillRect(-b.size/2+a,0,c,1),e.rotate(Math.PI/12);e.restore()},j=function(){return window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(a){window.setTimeout(a,1e3/60)}}(),k=function(){b.scaleColor&&i(),b.trackColor&&h(b.trackColor,b.trackWidth||b.lineWidth,1)};this.getCanvas=function(){return d},this.getCtx=function(){return e},this.clear=function(){e.clearRect(b.size/-2,b.size/-2,b.size,b.size)},this.draw=function(a){b.scaleColor||b.trackColor?e.getImageData&&e.putImageData?c?e.putImageData(c,0,0):(k(),c=e.getImageData(0,0,b.size*f,b.size*f)):(this.clear(),k()):this.clear(),e.lineCap=b.lineCap;var d;d="function"==typeof b.barColor?b.barColor(a):b.barColor,h(d,b.lineWidth,a/100)}.bind(this),this.animate=function(a,c){var d=Date.now();b.onStart(a,c);var e=function(){var f=Math.min(Date.now()-d,b.animate.duration),g=b.easing(this,f,a,c-a,b.animate.duration);this.draw(g),b.onStep(a,c,g),f>=b.animate.duration?b.onStop(a,c):j(e)}.bind(this);j(e)}.bind(this)},c=function(a,c){var d={barColor:"#ef1e25",trackColor:"#f9f9f9",scaleColor:"#dfe0e0",scaleLength:5,lineCap:"round",lineWidth:3,trackWidth:void 0,size:110,rotate:0,animate:{duration:1e3,enabled:!0},easing:function(a,b,c,d,e){return b/=e/2,1>b?d/2*b*b+c:-d/2*(--b*(b-2)-1)+c},onStart:function(a,b){},onStep:function(a,b,c){},onStop:function(a,b){}};if("undefined"!=typeof b)d.renderer=b;else{if("undefined"==typeof SVGRenderer)throw new Error("Please load either the SVG- or the CanvasRenderer");d.renderer=SVGRenderer}var e={},f=0,g=function(){this.el=a,this.options=e;for(var b in d)d.hasOwnProperty(b)&&(e[b]=c&&"undefined"!=typeof c[b]?c[b]:d[b],"function"==typeof e[b]&&(e[b]=e[b].bind(this)));"string"==typeof e.easing&&"undefined"!=typeof jQuery&&jQuery.isFunction(jQuery.easing[e.easing])?e.easing=jQuery.easing[e.easing]:e.easing=d.easing,"number"==typeof e.animate&&(e.animate={duration:e.animate,enabled:!0}),"boolean"!=typeof e.animate||e.animate||(e.animate={duration:1e3,enabled:e.animate}),this.renderer=new e.renderer(a,e),this.renderer.draw(f),a.dataset&&a.dataset.percent?this.update(parseFloat(a.dataset.percent)):a.getAttribute&&a.getAttribute("data-percent")&&this.update(parseFloat(a.getAttribute("data-percent")))}.bind(this);this.update=function(a){return a=parseFloat(a),e.animate.enabled?this.renderer.animate(f,a):this.renderer.draw(a),f=a,this}.bind(this),this.disableAnimation=function(){return e.animate.enabled=!1,this},this.enableAnimation=function(){return e.animate.enabled=!0,this},g()};a.fn.easyPieChart=function(b){return this.each(function(){var d;a.data(this,"easyPieChart")||(d=a.extend({},b,a(this).data()),a.data(this,"easyPieChart",new c(this,d)))})}}); /*===================================== EasyPieChart With Gradient ========================================*/ /**! * * Lightweight plugin to render simple, animated and retina optimized pie charts * * @license * @author Robert Fleischmann (http://robert-fleischmann.de) * @version 2.1.3 **/ (function(root, factory) { if(typeof exports === 'object') { module.exports = factory(); } else if(typeof define === 'function' && define.amd) { define('EasyPieChart', [], factory); } else { root['EasyPieChart'] = factory(); } }(this, function() { /** * Renderer to render the chart on a canvas object * @param {DOMElement} el DOM element to host the canvas (root of the plugin) * @param {object} options options object of the plugin */ var CanvasRenderer = function(el, options) { var cachedBackground; var canvas = document.createElement('canvas'); el.appendChild(canvas); if (typeof(G_vmlCanvasManager) !== 'undefined') { G_vmlCanvasManager.initElement(canvas); } var ctx = canvas.getContext('2d'); canvas.width = canvas.height = options.size; // canvas on retina devices var scaleBy = 1; if (window.devicePixelRatio > 1) { scaleBy = window.devicePixelRatio; canvas.style.width = canvas.style.height = [options.size, 'px'].join(''); canvas.width = canvas.height = options.size * scaleBy; ctx.scale(scaleBy, scaleBy); } // move 0,0 coordinates to the center ctx.translate(options.size / 2, options.size / 2); // rotate canvas -90deg ctx.rotate((-1 / 2 + options.rotate / 180) * Math.PI); var radius = (options.size - options.lineWidth) / 2; if (options.scaleColor && options.scaleLength) { radius -= options.scaleLength + 2; // 2 is the distance between scale and bar } // IE polyfill for Date Date.now = Date.now || function() { return +(new Date()); }; /** * Draw a circle around the center of the canvas * @param {strong} color Valid CSS color string * @param {number} lineWidth Width of the line in px * @param {number} percent Percentage to draw (float between -1 and 1) */ var drawCircle = function(color, lineWidth, percent) { percent = Math.min(Math.max(-1, percent || 0), 1); var isNegative = percent <= 0 ? true : false; ctx.beginPath(); ctx.arc(0, 0, radius, 0, Math.PI * 2 * percent, isNegative); ctx.strokeStyle = color; ctx.lineWidth = lineWidth; ctx.stroke(); }; /** * Draw the scale of the chart */ var drawScale = function() { var offset; var length; ctx.lineWidth = 1; ctx.fillStyle = options.scaleColor; ctx.save(); for (var i = 24; i > 0; --i) { if (i % 6 === 0) { length = options.scaleLength; offset = 0; } else { length = options.scaleLength * 0.6; offset = options.scaleLength - length; } ctx.fillRect(-options.size/2 + offset, 0, length, 1); ctx.rotate(Math.PI / 12); } ctx.restore(); }; /** * Request animation frame wrapper with polyfill * @return {function} Request animation frame method or timeout fallback */ var reqAnimationFrame = (function() { return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(callback) { window.setTimeout(callback, 1000 / 60); }; }()); /** * Draw the background of the plugin including the scale and the track */ var drawBackground = function() { if(options.scaleColor) drawScale(); if(options.trackColor) drawCircle(options.trackColor, options.lineWidth, 1); }; /** * Canvas accessor */ this.canvas = function() { return canvas; }; /** * Canvas 2D context 'ctx' accessor */ this.ctx = function() { return ctx; }; /** * Clear the complete canvas */ this.clear = function() { ctx.clearRect(options.size / -2, options.size / -2, options.size, options.size); }; /** * Draw the complete chart * @param {number} percent Percent shown by the chart between -100 and 100 */ this.draw = function(percent) { // do we need to render a background if (!!options.scaleColor || !!options.trackColor) { // getImageData and putImageData are supported if (ctx.getImageData && ctx.putImageData) { if (!cachedBackground) { drawBackground(); cachedBackground = ctx.getImageData(0, 0, options.size * scaleBy, options.size * scaleBy); } else { ctx.putImageData(cachedBackground, 0, 0); } } else { this.clear(); drawBackground(); } } else { this.clear(); } ctx.lineCap = options.lineCap; // if barcolor is a function execute it and pass the percent as a value var color; if (typeof(options.barColor) === 'function') { color = options.barColor(percent); } else { color = options.barColor; } // draw bar drawCircle(color, options.lineWidth, percent / 100); }.bind(this); /** * Animate from some percent to some other percentage * @param {number} from Starting percentage * @param {number} to Final percentage */ this.animate = function(from, to) { var startTime = Date.now(); options.onStart(from, to); var animation = function() { var process = Math.min(Date.now() - startTime, options.animate.duration); var currentValue = options.easing(this, process, from, to - from, options.animate.duration); this.draw(currentValue); options.onStep(from, to, currentValue); if (process >= options.animate.duration) { options.onStop(from, to); } else { reqAnimationFrame(animation); } }.bind(this); reqAnimationFrame(animation); }.bind(this); }; var EasyPieChart = function(el, opts) { var defaultOptions = { barColor: '#ef1e25', trackColor: '#f9f9f9', scaleColor: '#dfe0e0', scaleLength: 5, lineCap: 'round', lineWidth: 3, size: 110, rotate: 0, animate: { duration: 1000, enabled: true }, easing: function (x, t, b, c, d) { // more can be found here: https://gsgd.co.uk/sandbox/jquery/easing/ t = t / (d/2); if (t < 1) { return c / 2 * t * t + b; } return -c/2 * ((--t)*(t-2) - 1) + b; }, onStart: function(from, to) { return; }, onStep: function(from, to, currentValue) { return; }, onStop: function(from, to) { return; } }; // detect present renderer if (typeof(CanvasRenderer) !== 'undefined') { defaultOptions.renderer = CanvasRenderer; } else if (typeof(SVGRenderer) !== 'undefined') { defaultOptions.renderer = SVGRenderer; } else { throw new Error('Please load either the SVG- or the CanvasRenderer'); } var options = {}; var currentValue = 0; /** * Initialize the plugin by creating the options object and initialize rendering */ var init = function() { this.el = el; this.options = options; // merge user options into default options for (var i in defaultOptions) { if (defaultOptions.hasOwnProperty(i)) { options[i] = opts && typeof(opts[i]) !== 'undefined' ? opts[i] : defaultOptions[i]; if (typeof(options[i]) === 'function') { options[i] = options[i].bind(this); } } } // check for jQuery easing if (typeof(options.easing) === 'string' && typeof(jQuery) !== 'undefined' && jQuery.isFunction(jQuery.easing[options.easing])) { options.easing = jQuery.easing[options.easing]; } else { options.easing = defaultOptions.easing; } // process earlier animate option to avoid bc breaks if (typeof(options.animate) === 'number') { options.animate = { duration: options.animate, enabled: true }; } if (typeof(options.animate) === 'boolean' && !options.animate) { options.animate = { duration: 1000, enabled: options.animate }; } // create renderer this.renderer = new options.renderer(el, options); // initial draw this.renderer.draw(currentValue); // initial update if (el.dataset && el.dataset.percent) { this.update(parseFloat(el.dataset.percent)); } else if (el.getAttribute && el.getAttribute('data-percent')) { this.update(parseFloat(el.getAttribute('data-percent'))); } }.bind(this); /** * Update the value of the chart * @param {number} newValue Number between 0 and 100 * @return {object} Instance of the plugin for method chaining */ this.update = function(newValue) { newValue = parseFloat(newValue); if (options.animate.enabled) { this.renderer.animate(currentValue, newValue); } else { this.renderer.draw(newValue); } currentValue = newValue; return this; }.bind(this); /** * Disable animation * @return {object} Instance of the plugin for method chaining */ this.disableAnimation = function() { options.animate.enabled = false; return this; }; /** * Enable animation * @return {object} Instance of the plugin for method chaining */ this.enableAnimation = function() { options.animate.enabled = true; return this; }; init(); }; return EasyPieChart; })); //* DEMO HERE *//