b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
74 lines
2.5 KiB
JavaScript
Executable file
74 lines
2.5 KiB
JavaScript
Executable file
'use strict';
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window.SmartBubbles = (function(win) {
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var DEFAULT_INTERVAL = 100;
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// Extend from the HTMLElement prototype
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var proto = Object.create(HTMLElement.prototype);
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proto.fireEvent = function(event, detail) {
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var evtObject = new CustomEvent(event, {
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bubbles: false,
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detail: detail || this
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});
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this.dispatchEvent(evtObject);
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};
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proto.handleEvent = function(evt) {
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switch(evt.type) {
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case 'animationend':
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evt.currentTarget.classList.remove('smart-bubble-playing');
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evt.currentTarget.classList.add('smart-bubble-stopped');
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window.getComputedStyle(evt.currentTarget).animationName;
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evt.currentTarget.classList.remove('smart-bubble-stopped');
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window.getComputedStyle(evt.currentTarget).animationName;
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this.fireEvent('item-bubbled', ++this._finishedAnimationCount);
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if (this._targetAnimationCount === this._finishedAnimationCount) {
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this.playing = false;
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this._elements = null;
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this.fireEvent('all-items-bubbled');
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}
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evt.currentTarget.removeEventListener('animationend', this);
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break;
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}
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};
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proto.play = function(elements) {
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this.stopImmediately();
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this._elements = elements;
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this._finishedAnimationCount = 0;
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this._targetAnimationCount = 0;
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var interval = parseInt(this.getAttribute('interval'), 10) ||
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DEFAULT_INTERVAL;
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[].forEach.call(elements, function(elem) {
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this._targetAnimationCount++;
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var delay = this._targetAnimationCount * interval / 1000;
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elem.classList.add('smart-bubble-playing');
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elem.style.animationDelay = delay + 's';
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elem.addEventListener('animationend', this);
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}.bind(this));
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this.playing = true;
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};
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proto.stopImmediately = function() {
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if (!this.playing || !this._elements) {
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return;
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}
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[].forEach.call(this._elements, function(elem) {
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elem.classList.remove('smart-bubble-playing');
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elem.classList.add('smart-bubble-stopped');
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elem.removeEventListener('animationend', this);
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// use getComputedStyle to force flushing re-style
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window.getComputedStyle(elem).animationName;
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elem.classList.remove('smart-bubble-stopped');
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}.bind(this));
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this._elements = null;
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this.playing = false;
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this.fireEvent('all-items-stopped');
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};
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// Register and return the constructor
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return document.registerElement('smart-bubbles', { prototype: proto });
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})(window);
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