/*
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* Copyright 2013 ZXing authors
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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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// package com.google.zxing.pdf417.decoder;
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// import com.google.zxing.pdf417.PDF417Common;
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import PDF417Common from '../PDF417Common';
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// import java.util.ArrayList;
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// import java.util.Collection;
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// import java.util.HashMap;
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// import java.util.Map;
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// import java.util.Map.Entry;
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/**
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* @author Guenther Grau
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*/
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export default /*final*/ class BarcodeValue {
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constructor() {
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this.values = new Map();
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}
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/**
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* Add an occurrence of a value
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*/
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setValue(value) {
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value = Math.trunc(value);
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let confidence = this.values.get(value);
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if (confidence == null) {
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confidence = 0;
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}
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confidence++;
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this.values.set(value, confidence);
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}
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/**
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* Determines the maximum occurrence of a set value and returns all values which were set with this occurrence.
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* @return an array of int, containing the values with the highest occurrence, or null, if no value was set
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*/
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getValue() {
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let maxConfidence = -1;
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let result = new Array();
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for (const [key, value] of this.values.entries()) {
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const entry = {
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getKey: () => key,
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getValue: () => value,
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};
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if (entry.getValue() > maxConfidence) {
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maxConfidence = entry.getValue();
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result = [];
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result.push(entry.getKey());
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}
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else if (entry.getValue() === maxConfidence) {
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result.push(entry.getKey());
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}
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}
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return PDF417Common.toIntArray(result);
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}
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getConfidence(value) {
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return this.values.get(value);
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}
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}
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