package com.ltkj.common.utils;
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/**
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* @Company: 西安路泰科技有限公司
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* @Author: lige
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* @Date: 2023/2/16 11:06
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*/
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import com.google.zxing.common.BitMatrix;
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import java.awt.image.BufferedImage;
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/**
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* 二维码的生成需要借助MatrixToImageWriter类，该类是由Google提供的，可以将该类直接拷贝到源码中使用
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*/
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public class MatrixToImageWriter {
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private static final int BLACK = 0xFF000000;
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private static final int WHITE = 0xFFFFFFFF;
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private MatrixToImageWriter() {
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}
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public static BufferedImage toBufferedImage(BitMatrix matrix) {
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int width = matrix.getWidth();
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int height = matrix.getHeight();
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BufferedImage image = new BufferedImage(width, height,
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BufferedImage.TYPE_INT_RGB);
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for (int x = 0; x < width; x++) {
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for (int y = 0; y < height; y++) {
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image.setRGB(x, y, matrix.get(x, y) ? BLACK : WHITE);
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}
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}
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return image;
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}
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}
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