java 将文本文件 txt 转换为 pdf-ag凯发旗舰厅

    
        com.e-iceblue
        e-iceblue
        https://repo.e-iceblue.cn/repository/maven-public/
    


    
        e-iceblue
        spire.pdf
        8.12.6
    

import com.spire.pdf.fileformat;
import com.spire.pdf.pdfdocument;
import com.spire.pdf.pdfpagebase;
import com.spire.pdf.graphics.*;
import java.awt.*;
import java.awt.geom.rectangle2d;
import java.io.bufferedreader;
import java.io.filereader;
import java.io.ioexception;
public class txttopdf {
    public static void main(string[] args) throws exception {
        //从txt文件读取文本
        string text = readtextfromfile("示例.txt");
        //创建pdfdocument类的对象
        pdfdocument pdf = new pdfdocument();
        //添加一个页面
        pdfpagebase page = pdf.getpages().add();
        //创建pdffont类的对象
        font font = new font("宋体", font.plain, 11);
        pdftruetypefont font1 = new pdftruetypefont(font);
        //创建pdftextlayout类的对象
        pdftextlayout textlayout = new pdftextlayout();
        textlayout.setbreak(pdflayoutbreaktype.fit_page);
        textlayout.setlayout(pdflayouttype.paginate);
        //创建pdfstringformat类的对象
        pdfstringformat format = new pdfstringformat();
        format.setlinespacing(20f);
        //用读取的文本创建pdftextwidget类的对象
        pdftextwidget textwidget = new pdftextwidget(text, font1, pdfbrushes.getblack());
        //设置字符格式
        textwidget.setstringformat(format);
        //将文本添加到pdf页面的指定位置
        rectangle2d.float bounds = new rectangle2d.float();
        bounds.setrect(0,25,page.getcanvas().getclientsize().getwidth(),page.getcanvas().getclientsize().getheight());
        textwidget.draw(page, bounds, textlayout);
        //保存结果文件
        pdf.savetofile("txt转pdf.pdf", fileformat.pdf);
    }
    public static string readtextfromfile(string filename) throws ioexception {
        stringbuffer sb = new stringbuffer();
        bufferedreader br = new bufferedreader(new filereader(filename));
        string content = null;
        while ((content = br.readline()) != null) {
            sb.append(content);
            sb.append("\n");
        }
        return sb.tostring();
    }
}