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87 lines
2.4 KiB
87 lines
2.4 KiB
/**
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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.NodeCMapReaderFactory = exports.NodeCanvasFactory = void 0;
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var _display_utils = require("./display_utils.js");
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var _is_node = require("../shared/is_node.js");
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var _util = require("../shared/util.js");
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let NodeCanvasFactory = class {
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constructor() {
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(0, _util.unreachable)("Not implemented: NodeCanvasFactory");
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}
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};
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exports.NodeCanvasFactory = NodeCanvasFactory;
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let NodeCMapReaderFactory = class {
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constructor() {
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(0, _util.unreachable)("Not implemented: NodeCMapReaderFactory");
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}
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};
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exports.NodeCMapReaderFactory = NodeCMapReaderFactory;
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if (_is_node.isNodeJS) {
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exports.NodeCanvasFactory = NodeCanvasFactory = class extends _display_utils.BaseCanvasFactory {
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create(width, height) {
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if (width <= 0 || height <= 0) {
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throw new Error("Invalid canvas size");
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}
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const Canvas = require("canvas");
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const canvas = Canvas.createCanvas(width, height);
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return {
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canvas,
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context: canvas.getContext("2d")
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};
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}
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};
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exports.NodeCMapReaderFactory = NodeCMapReaderFactory = class extends _display_utils.BaseCMapReaderFactory {
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_fetchData(url, compressionType) {
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return new Promise((resolve, reject) => {
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const fs = require("fs");
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fs.readFile(url, (error, data) => {
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if (error || !data) {
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reject(new Error(error));
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return;
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}
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resolve({
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cMapData: new Uint8Array(data),
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compressionType
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});
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});
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});
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}
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};
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}
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