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51 lines
1.8 KiB
51 lines
1.8 KiB
5 months ago
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/**
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* @licstart The following is the entire license notice for the
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* Javascript code in this page
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*
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* Copyright 2020 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @licend The above is the entire license notice for the
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* Javascript code in this page
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*/
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.viewerCompatibilityParams = void 0;
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const compatibilityParams = Object.create(null);
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{
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const userAgent = typeof navigator !== "undefined" && navigator.userAgent || "";
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const platform = typeof navigator !== "undefined" && navigator.platform || "";
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const maxTouchPoints = typeof navigator !== "undefined" && navigator.maxTouchPoints || 1;
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const isAndroid = /Android/.test(userAgent);
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const isIE = /Trident/.test(userAgent);
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const isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent) || platform === "MacIntel" && maxTouchPoints > 1;
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const isIOSChrome = /CriOS/.test(userAgent);
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(function checkOnBlobSupport() {
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if (isIE || isIOSChrome) {
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compatibilityParams.disableCreateObjectURL = true;
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}
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})();
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(function checkCanvasSizeLimitation() {
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if (isIOS || isAndroid) {
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compatibilityParams.maxCanvasPixels = 5242880;
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}
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})();
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}
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const viewerCompatibilityParams = Object.freeze(compatibilityParams);
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exports.viewerCompatibilityParams = viewerCompatibilityParams;
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