313 lines
9.9 KiB
JavaScript
313 lines
9.9 KiB
JavaScript
/*
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* (c) Copyright Ascensio System SIA 2010-2024
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*
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* This program is a free software product. You can redistribute it and/or
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* modify it under the terms of the GNU Affero General Public License (AGPL)
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* version 3 as published by the Free Software Foundation. In accordance with
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* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
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* that Ascensio System SIA expressly excludes the warranty of non-infringement
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* of any third-party rights.
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*
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* This program is distributed WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
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* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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*
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* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
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* street, Riga, Latvia, EU, LV-1050.
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*
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* The interactive user interfaces in modified source and object code versions
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* of the Program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU AGPL version 3.
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*
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* Pursuant to Section 7(b) of the License you must retain the original Product
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* logo when distributing the program. Pursuant to Section 7(e) we decline to
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* grant you any rights under trademark law for use of our trademarks.
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*
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* All the Product's GUI elements, including illustrations and icon sets, as
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* well as technical writing content are licensed under the terms of the
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* Creative Commons Attribution-ShareAlike 4.0 International. See the License
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* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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*
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*/
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"use strict";
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(
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/**
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* @param {Window} window
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* @param {undefined} undefined
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*/
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function (window, undefined) {
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var AscBrowser = {
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userAgent : "",
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isIE : false,
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isWindows : false,
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isMacOs : false,
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isSafariMacOs : false,
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isAppleDevices : false,
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isAndroid : false,
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isMobile : false,
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isGecko : false,
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isChrome : false,
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isOpera : false,
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isOperaOld : false,
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isWebkit : false,
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isSafari : false,
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isArm : false,
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isMozilla : false,
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isLinuxOS : false,
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retinaPixelRatio : 1,
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isVivaldiLinux : false,
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isSailfish : false,
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isEmulateDevicePixelRatio : false,
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isNeedEmulateUpload : false,
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chromeVersion : 70,
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iosVersion : 13,
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isAndroidNativeApp : false,
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safariVersion : 17004001,
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isTelegramWebView : false,
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maxTouchPoints : 0,
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willReadFrequently : false
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};
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// user agent lower case
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AscBrowser.userAgent = navigator.userAgent.toLowerCase();
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// ie detect
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AscBrowser.isIE = (AscBrowser.userAgent.indexOf("msie") > -1 ||
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AscBrowser.userAgent.indexOf("trident") > -1 ||
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AscBrowser.userAgent.indexOf("edge") > -1);
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AscBrowser.isIeEdge = (AscBrowser.userAgent.indexOf("edge/") > -1);
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AscBrowser.isWindows = (AscBrowser.userAgent.indexOf("windows") > -1);
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AscBrowser.isIE9 = (AscBrowser.userAgent.indexOf("msie9") > -1 || AscBrowser.userAgent.indexOf("msie 9") > -1);
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AscBrowser.isIE10 = (AscBrowser.userAgent.indexOf("msie10") > -1 || AscBrowser.userAgent.indexOf("msie 10") > -1);
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// macOs detect
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AscBrowser.isMacOs = (AscBrowser.userAgent.indexOf('mac') > -1);
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// chrome detect
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AscBrowser.isChrome = !AscBrowser.isIE && (AscBrowser.userAgent.indexOf("chrome") > -1);
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if (AscBrowser.isChrome)
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{
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var checkVersion = AscBrowser.userAgent.match(/chrom(e|ium)\/([0-9]+)\./);
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if (checkVersion && checkVersion[2])
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AscBrowser.chromeVersion = parseInt(checkVersion[2], 10);
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}
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// safari detect
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AscBrowser.isSafari = !AscBrowser.isIE && !AscBrowser.isChrome && (AscBrowser.userAgent.indexOf("safari") > -1);
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// macOs safari detect
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AscBrowser.isSafariMacOs = (AscBrowser.isSafari && AscBrowser.isMacOs);
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if (AscBrowser.isSafari)
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{
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let testVersion = AscBrowser.userAgent.indexOf("version/");
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if (-1 !== testVersion)
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{
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let last = AscBrowser.userAgent.indexOf(" ", testVersion);
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let ver = AscBrowser.userAgent.substring(testVersion + 8, last);
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let arrVer = ver.split(".");
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try
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{
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while (3 > arrVer.length)
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arrVer.push("0");
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AscBrowser.safariVersion = 1000000 * parseInt(arrVer[0]) + 1000 * parseInt(arrVer[1]) + parseInt(arrVer[2]);
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}
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catch (err)
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{
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AscBrowser.safariVersion = 17004001;
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}
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}
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}
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// apple devices detect
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AscBrowser.isAppleDevices = (AscBrowser.userAgent.indexOf("ipad") > -1 ||
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AscBrowser.userAgent.indexOf("iphone") > -1 ||
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AscBrowser.userAgent.indexOf("ipod") > -1);
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if (!AscBrowser.isAppleDevices && AscBrowser.isSafariMacOs && navigator.platform === "MacIntel" && (navigator.maxTouchPoints > 1))
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AscBrowser.isAppleDevices = true;
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if (AscBrowser.isAppleDevices)
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{
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var iosversion = AscBrowser.iosVersion;
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try
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{
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var v = (navigator.appVersion).match(/OS (\d+)_(\d+)_?(\d+)?/);
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if (!v) v = (navigator.appVersion).match(/Version\/(\d+).(\d+)/);
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//[parseInt(v[1], 10), parseInt(v[2], 10), parseInt(v[3] || 0, 10)];
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iosversion = parseInt(v[1], 10);
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}
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catch (err)
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{
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}
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AscBrowser.iosVersion = iosversion;
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}
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if (navigator.maxTouchPoints) AscBrowser.maxTouchPoints = navigator.maxTouchPoints;
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// android devices detect
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AscBrowser.isAndroid = (AscBrowser.userAgent.indexOf("android") > -1);
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// mobile detect
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AscBrowser.isMobile = /android|avantgo|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od|ad)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i.test(navigator.userAgent || navigator.vendor || window.opera);
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// gecko detect
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AscBrowser.isGecko = (AscBrowser.userAgent.indexOf("gecko/") > -1);
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// opera detect
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AscBrowser.isOpera = (!!window.opera || AscBrowser.userAgent.indexOf("opr/") > -1);
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AscBrowser.isOperaOld = (!!window.opera);
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// webkit detect
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AscBrowser.isWebkit = !AscBrowser.isIE && (AscBrowser.userAgent.indexOf("webkit") > -1);
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// arm detect
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AscBrowser.isArm = (AscBrowser.userAgent.indexOf("arm") > -1);
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AscBrowser.isMozilla = !AscBrowser.isIE && (AscBrowser.userAgent.indexOf("firefox") > -1);
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AscBrowser.isLinuxOS = (AscBrowser.userAgent.indexOf(" linux ") > -1);
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AscBrowser.isVivaldiLinux = AscBrowser.isLinuxOS && (AscBrowser.userAgent.indexOf("vivaldi") > -1);
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AscBrowser.isSailfish = (AscBrowser.userAgent.indexOf("sailfish") > -1);
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AscBrowser.isEmulateDevicePixelRatio = (AscBrowser.userAgent.indexOf("emulatedevicepixelratio") > -1);
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AscBrowser.isNeedEmulateUpload = (AscBrowser.userAgent.indexOf("needemulateupload") > -1);
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AscBrowser.isAndroidNativeApp = (AscBrowser.userAgent.indexOf("ascandroidwebview") > -1);
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AscBrowser.isTelegramWebView = (typeof TelegramWebviewProxy === "object") ? true : false;
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AscBrowser.zoom = 1;
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AscBrowser.isCustomScaling = function()
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{
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return (Math.abs(AscBrowser.retinaPixelRatio - 1) > 0.001) ? true : false;
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};
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AscBrowser.isCustomScalingAbove2 = function()
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{
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return (AscBrowser.retinaPixelRatio > 1.999) ? true : false;
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};
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AscBrowser.checkZoom = function()
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{
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if (AscBrowser.isSailfish && AscBrowser.isEmulateDevicePixelRatio)
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{
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var scale = 1;
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if (screen.width <= 540)
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scale = 1.5;
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else if (screen.width > 540 && screen.width <= 768)
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scale = 2;
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else if (screen.width > 768)
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scale = 3;
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AscBrowser.retinaPixelRatio = scale;
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window.devicePixelRatio = scale;
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return;
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}
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var zoomValue = AscCommon.checkDeviceScale();
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AscBrowser.retinaPixelRatio = zoomValue.applicationPixelRatio;
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AscBrowser.zoom = zoomValue.zoom;
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AscCommon.correctApplicationScale(zoomValue);
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};
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AscBrowser.isOffsetUsedZoom = function()
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{
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if (AscCommon.AscBrowser.isChrome && 128 <= AscCommon.AscBrowser.chromeVersion)
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return (AscBrowser.zoom === 1) ? false : true;
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return false;
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};
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AscBrowser.checkZoom();
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AscBrowser.convertToRetinaValue = function(value, isScale)
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{
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if (isScale === true)
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return ((value * AscBrowser.retinaPixelRatio) + 0.5) >> 0;
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else
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return ((value / AscBrowser.retinaPixelRatio) + 0.5) >> 0;
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};
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var UI = {
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getBoundingClientRect : function(element)
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{
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let rect = element.getBoundingClientRect();
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if (!AscBrowser.isOffsetUsedZoom())
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return rect;
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let koef = AscCommon.AscBrowser.zoom;
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let newRect = {}
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if (undefined !== rect.x) newRect.x = rect.x * koef;
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if (undefined !== rect.y) newRect.y = rect.y * koef;
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if (undefined !== rect.width) newRect.width = rect.width * koef;
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if (undefined !== rect.height) newRect.height = rect.height * koef;
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if (undefined !== rect.left) newRect.left = rect.left * koef;
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if (undefined !== rect.top) newRect.top = rect.top * koef;
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if (undefined !== rect.right) newRect.right = rect.right * koef;
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if (undefined !== rect.bottom) newRect.bottom = rect.bottom * koef;
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return newRect;
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},
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getOffsetLeft : function(element) {
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if (!AscBrowser.isOffsetUsedZoom())
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return element.offsetLeft;
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return element.offsetLeft * AscBrowser.zoom;
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},
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getOffsetTop : function(element) {
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if (!AscBrowser.isOffsetUsedZoom())
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return element.offsetTop;
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return element.offsetTop * AscBrowser.zoom;
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}
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};
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if (AscBrowser.isChrome)
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{
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try
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{
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let canvas = document.createElement("canvas");
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let ctxGL = canvas.getContext("webgl") || canvas.getContext("experimental-webgl");
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if (ctxGL)
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{
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let debugInfo = ctxGL.getExtension('WEBGL_debug_renderer_info');
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if (debugInfo)
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{
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let renderer = ctxGL.getParameter(debugInfo.UNMASKED_RENDERER_WEBGL);
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if (renderer)
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{
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renderer = renderer.toLowerCase();
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if (-1 !== renderer.indexOf("qualcomm") && -1 !== renderer.indexOf("adreno"))
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AscBrowser.willReadFrequently = true;
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}
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}
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}
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}
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catch (e)
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{
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}
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}
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AscBrowser.getContext2D = function(canvas)
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{
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if (AscBrowser.willReadFrequently)
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return canvas.getContext('2d', { willReadFrequently: true });
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return canvas.getContext('2d');
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};
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//--------------------------------------------------------export----------------------------------------------------
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window['AscCommon'] = window['AscCommon'] || {};
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window['AscCommon'].AscBrowser = AscBrowser;
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window['AscCommon'].UI = UI;
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})(window);
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