@zxing/library
Version:
TypeScript port of ZXing multi-format 1D/2D barcode image processing library.
118 lines (117 loc) • 5.59 kB
JavaScript
;
/*
* Copyright 2008 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
/*namespace com.google.zxing.oned {*/
var BarcodeFormat_1 = require("../BarcodeFormat");
var DecodeHintType_1 = require("../DecodeHintType");
var NotFoundException_1 = require("../NotFoundException");
var Code128Reader_1 = require("./Code128Reader");
var Code39Reader_1 = require("./Code39Reader");
var Code93Reader_1 = require("./Code93Reader");
var ITFReader_1 = require("./ITFReader");
var MultiFormatUPCEANReader_1 = require("./MultiFormatUPCEANReader");
var OneDReader_1 = require("./OneDReader");
var CodaBarReader_1 = require("./CodaBarReader");
var RSSExpandedReader_1 = require("./rss/expanded/RSSExpandedReader");
var RSS14Reader_1 = require("./rss/RSS14Reader");
/**
* @author Daniel Switkin <dswitkin@google.com>
* @author Sean Owen
*/
var MultiFormatOneDReader = /** @class */ (function (_super) {
__extends(MultiFormatOneDReader, _super);
function MultiFormatOneDReader(hints) {
var _this = _super.call(this) || this;
_this.readers = [];
var possibleFormats = !hints ? null : hints.get(DecodeHintType_1.default.POSSIBLE_FORMATS);
var useCode39CheckDigit = hints && hints.get(DecodeHintType_1.default.ASSUME_CODE_39_CHECK_DIGIT) !== undefined;
var useCode39ExtendedMode = hints && hints.get(DecodeHintType_1.default.ENABLE_CODE_39_EXTENDED_MODE) !== undefined;
if (possibleFormats) {
if (possibleFormats.includes(BarcodeFormat_1.default.EAN_13) ||
possibleFormats.includes(BarcodeFormat_1.default.UPC_A) ||
possibleFormats.includes(BarcodeFormat_1.default.EAN_8) ||
possibleFormats.includes(BarcodeFormat_1.default.UPC_E)) {
_this.readers.push(new MultiFormatUPCEANReader_1.default(hints));
}
if (possibleFormats.includes(BarcodeFormat_1.default.CODE_39)) {
_this.readers.push(new Code39Reader_1.default(useCode39CheckDigit, useCode39ExtendedMode));
}
if (possibleFormats.includes(BarcodeFormat_1.default.CODE_93)) {
_this.readers.push(new Code93Reader_1.default());
}
if (possibleFormats.includes(BarcodeFormat_1.default.CODE_128)) {
_this.readers.push(new Code128Reader_1.default());
}
if (possibleFormats.includes(BarcodeFormat_1.default.ITF)) {
_this.readers.push(new ITFReader_1.default());
}
if (possibleFormats.includes(BarcodeFormat_1.default.CODABAR)) {
_this.readers.push(new CodaBarReader_1.default());
}
if (possibleFormats.includes(BarcodeFormat_1.default.RSS_14)) {
_this.readers.push(new RSS14Reader_1.default());
}
if (possibleFormats.includes(BarcodeFormat_1.default.RSS_EXPANDED)) {
console.warn('RSS Expanded reader IS NOT ready for production yet! use at your own risk.');
_this.readers.push(new RSSExpandedReader_1.default());
}
}
if (_this.readers.length === 0) {
_this.readers.push(new MultiFormatUPCEANReader_1.default(hints));
_this.readers.push(new Code39Reader_1.default());
// this.readers.push(new CodaBarReader());
_this.readers.push(new Code93Reader_1.default());
_this.readers.push(new MultiFormatUPCEANReader_1.default(hints));
_this.readers.push(new Code128Reader_1.default());
_this.readers.push(new ITFReader_1.default());
_this.readers.push(new RSS14Reader_1.default());
// this.readers.push(new RSSExpandedReader());
}
return _this;
}
// @Override
MultiFormatOneDReader.prototype.decodeRow = function (rowNumber, row, hints) {
for (var i = 0; i < this.readers.length; i++) {
try {
return this.readers[i].decodeRow(rowNumber, row, hints);
}
catch (re) {
// continue
}
}
throw new NotFoundException_1.default();
};
// @Override
MultiFormatOneDReader.prototype.reset = function () {
this.readers.forEach(function (reader) { return reader.reset(); });
};
return MultiFormatOneDReader;
}(OneDReader_1.default));
exports.default = MultiFormatOneDReader;