@zxing/library
Version:
TypeScript port of ZXing multi-format 1D/2D barcode image processing library.
115 lines (114 loc) • 4.02 kB
JavaScript
;
/*
* Copyright 2013 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 __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
// package com.google.zxing.pdf417.decoder;
// import com.google.zxing.pdf417.PDF417Common;
var PDF417Common_1 = require("../PDF417Common");
// import java.util.ArrayList;
// import java.util.Collection;
// import java.util.HashMap;
// import java.util.Map;
// import java.util.Map.Entry;
/**
* @author Guenther Grau
*/
var BarcodeValue = /** @class */ (function () {
function BarcodeValue() {
this.values = new Map();
}
/**
* Add an occurrence of a value
*/
BarcodeValue.prototype.setValue = function (value) {
value = Math.trunc(value);
var confidence = this.values.get(value);
if (confidence == null) {
confidence = 0;
}
confidence++;
this.values.set(value, confidence);
};
/**
* Determines the maximum occurrence of a set value and returns all values which were set with this occurrence.
* @return an array of int, containing the values with the highest occurrence, or null, if no value was set
*/
BarcodeValue.prototype.getValue = function () {
var e_1, _a;
var maxConfidence = -1;
var result = new Array();
var _loop_1 = function (key, value) {
var entry = {
getKey: function () { return key; },
getValue: function () { return value; },
};
if (entry.getValue() > maxConfidence) {
maxConfidence = entry.getValue();
result = [];
result.push(entry.getKey());
}
else if (entry.getValue() === maxConfidence) {
result.push(entry.getKey());
}
};
try {
for (var _b = __values(this.values.entries()), _c = _b.next(); !_c.done; _c = _b.next()) {
var _d = __read(_c.value, 2), key = _d[0], value = _d[1];
_loop_1(key, value);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
return PDF417Common_1.default.toIntArray(result);
};
BarcodeValue.prototype.getConfidence = function (value) {
return this.values.get(value);
};
return BarcodeValue;
}());
exports.default = BarcodeValue;