videogular2/src/core/services/vg-utils.js

Videogular is a video application framework for desktop and mobile powered by Angular 2.0

"use strict";
var core_1 = require('@angular/core');
var VgUtils = (function () {
    function VgUtils() {
    }
    /**
     * Inspired by Paul Irish
     * https://gist.github.com/paulirish/211209
     * @returns {number}
     */
    VgUtils.getZIndex = function () {
        var zIndex = 1;
        var elementZIndex;
        var tags = document.getElementsByTagName('*');
        for (var i = 0, l = tags.length; i < l; i++) {
            elementZIndex = parseInt(window.getComputedStyle(tags[i])["z-index"], 10);
            if (elementZIndex > zIndex) {
                zIndex = elementZIndex + 1;
            }
        }
        return zIndex;
    };
    // Very simple mobile detection, not 100% reliable
    VgUtils.isMobileDevice = function () {
        return (typeof window.orientation !== "undefined") || (navigator.userAgent.indexOf("IEMobile") !== -1);
    };
    ;
    VgUtils.isiOSDevice = function () {
        return (navigator.userAgent.match(/ip(hone|ad|od)/i) && !navigator.userAgent.match(/(iemobile)[\/\s]?([\w\.]*)/i));
    };
    ;
    VgUtils.isCordova = function () {
        return document.URL.indexOf('http://') === -1 && document.URL.indexOf('https://') === -1;
    };
    ;
    VgUtils.decorators = [
        { type: core_1.Injectable },
    ];
    /** @nocollapse */
    VgUtils.ctorParameters = [];
    return VgUtils;
}());
exports.VgUtils = VgUtils;
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