77 lines
1.8 KiB
Java
77 lines
1.8 KiB
Java
/**
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*
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Copyright (c) 2009 Kazuhiko Arase
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URL: http://www.d-project.com/
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Licensed under the MIT license:
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http://www.opensource.org/licenses/mit-license.php
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The word "QR Code" is registered trademark of
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DENSO WAVE INCORPORATED
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http://www.denso-wave.com/qrcode/faqpatent-e.html
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*/
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package com.pdfjet;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* RSBlock
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* @author Kazuhiko Arase
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*/
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class RSBlock {
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private int totalCount;
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private int dataCount;
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private RSBlock(int totalCount, int dataCount) {
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this.totalCount = totalCount;
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this.dataCount = dataCount;
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}
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public int getDataCount() {
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return dataCount;
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}
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public int getTotalCount() {
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return totalCount;
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}
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public static RSBlock[] getRSBlocks(int errorCorrectLevel) {
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int[] rsBlock = getRsBlockTable(errorCorrectLevel);
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int length = rsBlock.length / 3;
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List<RSBlock> list = new ArrayList<RSBlock>();
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for (int i = 0; i < length; i++) {
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int count = rsBlock[3*i];
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int totalCount = rsBlock[3*i + 1];
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int dataCount = rsBlock[3*i + 2];
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for (int j = 0; j < count; j++) {
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list.add(new RSBlock(totalCount, dataCount));
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}
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}
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return list.toArray(new RSBlock[list.size()]);
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}
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private static int[] getRsBlockTable(int errorCorrectLevel) {
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switch(errorCorrectLevel) {
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case ErrorCorrectLevel.L :
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return new int[] {1, 100, 80};
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case ErrorCorrectLevel.M :
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return new int[] {2, 50, 32};
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case ErrorCorrectLevel.Q :
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return new int[] {2, 50, 24};
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case ErrorCorrectLevel.H :
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return new int[] {4, 25, 9};
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}
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return null;
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}
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}
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