郑永安
2023-06-19 f65443d8abeaedc9d102324565e8368e7c9d90c8
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package com.gk.firework.Domain.Utils;
 
import com.gk.firework.Domain.Exception.BusinessException;
import com.spire.barcode.*;
import com.spire.doc.*;
import com.spire.doc.documents.HorizontalAlignment;
import com.spire.doc.documents.Paragraph;
import com.spire.doc.fields.DocPicture;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.util.Units;
import org.apache.poi.xwpf.usermodel.*;
import org.apache.xmlbeans.XmlCursor;
 
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletResponse;
import java.awt.*;
import java.awt.image.RenderedImage;
import java.io.*;
import java.util.List;
 
class QRCode {
 
    /**
    * @Description: 生成二维码
    * @date 2021/5/13 8:48
    */
    public static Image generateQRCode(String info)
    {
        BarcodeSettings settings = new BarcodeSettings();
        settings.setType(BarCodeType.QR_Code);
        settings.setData(info);
        settings.setData2D(info);
        settings.setLeftMargin(0);
        settings.setRightMargin(0);
        settings.setTopMargin(0);
        settings.setBottomMargin(0);
        settings.setShowText(false);
        settings.setQRCodeECL(QRCodeECL.Q);
        settings.setQRCodeDataMode(QRCodeDataMode.Numeric);
        BarCodeGenerator generator = new BarCodeGenerator(settings);
        return  generator.generateImage();
    }
}