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