123 lines
3.4 KiB
JavaScript
123 lines
3.4 KiB
JavaScript
/**
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* @license
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* Copyright 2015 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function() {
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'use strict';
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/**
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* Class constructor for Progress MDL component.
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* Implements MDL component design pattern defined at:
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* https://github.com/jasonmayes/mdl-component-design-pattern
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*
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* @constructor
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* @param {HTMLElement} element The element that will be upgraded.
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*/
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var MaterialProgress = function MaterialProgress(element) {
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this.element_ = element;
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// Initialize instance.
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this.init();
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};
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window['MaterialProgress'] = MaterialProgress;
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/**
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* Store constants in one place so they can be updated easily.
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*
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* @enum {string | number}
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* @private
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*/
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MaterialProgress.prototype.Constant_ = {
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};
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/**
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* Store strings for class names defined by this component that are used in
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* JavaScript. This allows us to simply change it in one place should we
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* decide to modify at a later date.
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*
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* @enum {string}
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* @private
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*/
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MaterialProgress.prototype.CssClasses_ = {
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INDETERMINATE_CLASS: 'mdl-progress__indeterminate'
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};
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/**
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* Set the current progress of the progressbar.
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*
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* @param {number} p Percentage of the progress (0-100)
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* @public
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*/
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MaterialProgress.prototype.setProgress = function(p) {
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if (this.element_.classList.contains(this.CssClasses_.INDETERMINATE_CLASS)) {
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return;
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}
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this.progressbar_.style.width = p + '%';
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};
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MaterialProgress.prototype['setProgress'] =
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MaterialProgress.prototype.setProgress;
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/**
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* Set the current progress of the buffer.
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*
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* @param {number} p Percentage of the buffer (0-100)
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* @public
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*/
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MaterialProgress.prototype.setBuffer = function(p) {
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this.bufferbar_.style.width = p + '%';
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this.auxbar_.style.width = (100 - p) + '%';
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};
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MaterialProgress.prototype['setBuffer'] =
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MaterialProgress.prototype.setBuffer;
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/**
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* Initialize element.
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*/
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MaterialProgress.prototype.init = function() {
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if (this.element_) {
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var el = document.createElement('div');
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el.className = 'progressbar bar bar1';
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this.element_.appendChild(el);
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this.progressbar_ = el;
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el = document.createElement('div');
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el.className = 'bufferbar bar bar2';
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this.element_.appendChild(el);
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this.bufferbar_ = el;
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el = document.createElement('div');
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el.className = 'auxbar bar bar3';
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this.element_.appendChild(el);
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this.auxbar_ = el;
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this.progressbar_.style.width = '0%';
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this.bufferbar_.style.width = '100%';
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this.auxbar_.style.width = '0%';
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this.element_.classList.add('is-upgraded');
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}
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};
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// The component registers itself. It can assume componentHandler is available
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// in the global scope.
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componentHandler.register({
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constructor: MaterialProgress,
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classAsString: 'MaterialProgress',
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cssClass: 'mdl-js-progress',
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widget: true
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});
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})();
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