File: components/webfan/progressbar/progressbar.js

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File: components/webfan/progressbar/progressbar.js
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Class: .Flow
General purpose library of objects
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/* ngprogress 1.1.2 - slim, site-wide progressbar for AngularJS (C) 2013 - Victor Bjelkholm License: MIT Source: https://github.com/VictorBjelkholm/ngProgress Date Compiled: 2015-07-27 */ angular.module('ngProgress.provider', ['ngProgress.directive']) .service('ngProgress', function () { 'use strict'; return ['$document', '$window', '$compile', '$rootScope', '$timeout', function($document, $window, $compile, $rootScope, $timeout) { this.autoStyle = true; this.count = 0; this.height = '2px'; this.$scope = $rootScope.$new(); this.color = 'firebrick'; this.parent = $document.find('body')[0]; this.count = 0; // Compile the directive this.progressbarEl = $compile('<ng-progress></ng-progress>')(this.$scope); // Add the element to body this.parent.appendChild(this.progressbarEl[0]); // Set the initial height this.$scope.count = this.count; // If height or color isn't undefined, set the height, background-color and color. if (this.height !== undefined) { this.progressbarEl.eq(0).children().css('height', this.height); } if (this.color !== undefined) { this.progressbarEl.eq(0).children().css('background-color', this.color); this.progressbarEl.eq(0).children().css('color', this.color); } // The ID for the interval controlling start() this.intervalCounterId = 0; // Starts the animation and adds between 0 - 5 percent to loading // each 400 milliseconds. Should always be finished with progressbar.complete() // to hide it this.start = function () { // TODO Use requestAnimationFrame instead of setInterval // https://developer.mozilla.org/en-US/docs/Web/API/window.requestAnimationFrame this.show(); var self = this; clearInterval(this.intervalCounterId); this.intervalCounterId = setInterval(function () { if (isNaN(self.count)) { clearInterval(self.intervalCounterId); self.count = 0; self.hide(); } else { self.remaining = 100 - self.count; self.count = self.count + (0.15 * Math.pow(1 - Math.sqrt(self.remaining), 2)); self.updateCount(self.count); } }, 200); }; this.updateCount = function (new_count) { this.$scope.count = new_count; if(!this.$scope.$$phase) { this.$scope.$apply(); } }; // Sets the height of the progressbar. Use any valid CSS value // Eg '10px', '1em' or '1%' this.setHeight = function (new_height) { if (new_height !== undefined) { this.height = new_height; this.$scope.height = this.height; if(!this.$scope.$$phase) { this.$scope.$apply(); } } return this.height; }; // Sets the color of the progressbar and it's shadow. Use any valid HTML // color this.setColor = function(new_color) { if (new_color !== undefined) { this.color = new_color; this.$scope.color = this.color; if(!this.$scope.$$phase) { this.$scope.$apply(); } } return this.color; }; this.hide = function() { this.progressbarEl.children().css('opacity', '0'); var self = this; self.animate(function () { self.progressbarEl.children().css('width', '0%'); self.animate(function () { self.show(); }, 500); }, 500); }; this.show = function () { var self = this; self.animate(function () { self.progressbarEl.children().css('opacity', '1'); }, 100); }; // Cancel any prior animations before running new ones. // Multiple simultaneous animations just look weird. this.animate = function(fn, time) { if(this.animation !== undefined) { $timeout.cancel(this.animation); } this.animation = $timeout(fn, time); }; // Returns on how many percent the progressbar is at. Should'nt be needed this.status = function () { return this.count; }; // Stops the progressbar at it's current location this.stop = function () { clearInterval(this.intervalCounterId); }; // Set's the progressbar percentage. Use a number between 0 - 100. // If 100 is provided, complete will be called. this.set = function (new_count) { this.show(); this.updateCount(new_count); this.count = new_count; clearInterval(this.intervalCounterId); return this.count; }; this.css = function (args) { return this.progressbarEl.children().css(args); }; // Resets the progressbar to percetage 0 and therefore will be hided after // it's rollbacked this.reset = function () { clearInterval(this.intervalCounterId); this.count = 0; this.updateCount(this.count); return 0; }; // Jumps to 100% progress and fades away progressbar. this.complete = function () { this.count = 100; this.updateCount(this.count); var self = this; clearInterval(this.intervalCounterId); $timeout(function () { self.hide(); $timeout(function () { self.count = 0; self.updateCount(self.count); }, 500); }, 1000); return this.count; }; // Set the parent of the directive, sometimes body is not sufficient this.setParent = function(newParent) { if(newParent === null || newParent === undefined) { throw new Error('Provide a valid parent of type HTMLElement'); } if(this.parent !== null && this.parent !== undefined) { this.parent.removeChild(this.progressbarEl[0]); } this.parent = newParent; this.parent.appendChild(this.progressbarEl[0]); }; // Gets the current element the progressbar is attached to this.getDomElement = function () { return this.progressbarEl; }; this.setAbsolute = function() { this.progressbarEl.css('position', 'absolute'); }; }]; }) .factory('ngProgressFactory', ['$injector', 'ngProgress', function($injector, ngProgress) { var service = { createInstance: function () { return $injector.instantiate(ngProgress); } }; return service; }]); angular.module('ngProgress.directive', []) .directive('ngProgress', ["$window", "$rootScope", function ($window, $rootScope) { var directiveObj = { // Replace the directive replace: true, // Only use as a element restrict: 'E', link: function ($scope, $element, $attrs, $controller) { // Watch the count on the $rootScope. As soon as count changes to something that // isn't undefined or null, change the counter on $scope and also the width of // the progressbar. The same goes for color and height on the $rootScope $scope.$watch('count', function (newVal) { if (newVal !== undefined || newVal !== null) { $scope.counter = newVal; $element.eq(0).children().css('width', newVal + '%'); } }); $scope.$watch('color', function (newVal) { if (newVal !== undefined || newVal !== null) { $scope.color = newVal; $element.eq(0).children().css('background-color', newVal); $element.eq(0).children().css('color', newVal); } }); $scope.$watch('height', function (newVal) { if (newVal !== undefined || newVal !== null) { $scope.height = newVal; $element.eq(0).children().css('height', newVal); } }); }, // The actual html that will be used template: '<div id="ngProgress-container"><div id="ngProgress"></div></div>' }; return directiveObj; }]); angular.module('ngProgress', ['ngProgress.directive', 'ngProgress.provider']);