87 lines
3.1 KiB
JavaScript
87 lines
3.1 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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/**
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* Created on 2/5/2021.
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*/
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define([
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'core'
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], function () {
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'use strict';
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!Common.UI && (Common.UI = {});
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Common.UI.Scaling = new (function() {
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const scales_map = {
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'pixel-ratio__1' : 1,
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'pixel-ratio__1_25' : 1.25,
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'pixel-ratio__1_5' : 1.5,
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'pixel-ratio__1_75' : 1.75,
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'pixel-ratio__2' : 2,
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'pixel-ratio__2_5' : 2.25,
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}
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let _body_classes = document.body.className;
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const _from_class_list = function (str) {
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const reg_ratio = /(pixel-ratio__[\w-]+)/.exec(str);
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if ( reg_ratio && (reg_ratio[1] in scales_map) ) {
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return reg_ratio[1];
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}
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return 'pixel-ratio__1';
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}
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let _current_ratio_str = _from_class_list(_body_classes);
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const _callback = function (records, observer) {
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const _changed_ratio = _from_class_list(document.body.className);
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if ( _changed_ratio != _current_ratio_str ) {
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$('[ratio]').trigger('app:scaling', {ratio: scales_map[_changed_ratio]});
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_current_ratio_str = _changed_ratio;
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}
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};
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(new MutationObserver(_callback.bind(this)))
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.observe(document.body, {
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attributes : true,
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attributeFilter : ['class'],
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})
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return {
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currentRatio: function () { return scales_map[_current_ratio_str] },
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currentRatioSelector: function () { return _current_ratio_str },
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};
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});
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}); |