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midi-h5/uni_modules/UniDevTools/node_modules/qrcode-reader/src/errorlevel.js

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2025-08-11 11:51:38 +08:00
/*
Ported to JavaScript by Lazar Laszlo 2011
lazarsoft@gmail.com, www.lazarsoft.info
*/
/*
*
* Copyright 2007 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.
*/
export default function ErrorCorrectionLevel(ordinal, bits, name) {
this.ordinal_Renamed_Field = ordinal;
this.bits = bits;
this.name = name;
}
ErrorCorrectionLevel.prototype.ordinal = function() {
return this.ordinal_Renamed_Field;
};
ErrorCorrectionLevel.forBits = function(bits) {
if (bits < 0 || bits >= FOR_BITS.length) {
throw "ArgumentException";
}
return FOR_BITS[bits];
};
var FOR_BITS = [
new ErrorCorrectionLevel(1, 0x00, "M"),
new ErrorCorrectionLevel(0, 0x01, "L"),
new ErrorCorrectionLevel(3, 0x02, "H"),
new ErrorCorrectionLevel(2, 0x03, "Q"),
];