java使用itext实现把数据库中查到的数据转换成pdf

使用itext实现把数据库中查到的数据转换成pdf

1.导入依赖

    
        com.itextpdf
        itextpdf
        5.5.10
    
    
    
        com.itextpdf
        itext-asian
        5.2.0
    
    
    

2.代码实现

package com.wmh.test;

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.*;
import com.wmh.pojo.User;
import com.wmh.service.UserService;
import com.wmh.util.PageUtil;
import com.wmh.util.PdfFUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.List;
import java.util.Map;

@RestController
@RequestMapping("/test")
public class pdf {

    @Autowired
    private UserService userService;

    @RequestMapping("/pdf")
    public List getUser() {
        List list =userService.getUser();
        int total =list.size();
            try {
                //TODO 1.新建document对象
                Document document = new Document(PageSize.A4.rotate());// 建立一个Document对象
                //TODO 2.建立一个书写器(Writer)与document对象关联
                File file = new File("D:\\BXD.pdf"); //修改你要生成PDF的位置路径
                file.createNewFile();
                PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(file));
                //TODO 3.打开文档
                document.open();

                //todo 标题
                Paragraph paragraph = new Paragraph("学生表", titlefont_16);
                paragraph.setAlignment(1); //设置文字居中 0靠左   1,居中     2,靠右
                paragraph.setIndentationLeft(12); //设置左缩进
                paragraph.setIndentationRight(12); //设置右缩进
                paragraph.setFirstLineIndent(24); //设置首行缩进
                paragraph.setLeading(20f); //行间距
                paragraph.setSpacingBefore(5f); //设置段落上空白
                paragraph.setSpacingAfter(10f); //设置段落下空白

                PdfPTable table_item = tbPublic();
                document.add(paragraph); // 标题

                int pn=1;
                int ps=34;
                for(int j=0;j<(total/ps)+1;j++) {
                    PageUtil pageUtil = new PageUtil();
                    List listPage = pageUtil.startListPage(list, pn, ps);
                // 表格
                PdfPTable table = PdfFUtil.createTable(new float[]{75, 110, 75, 140});
                for (int i = 0; i < listPage.size(); i++) {
                    table.addCell(PdfFUtil.createCell(listPage.get(i).getId(), textfont_10));
                    table.addCell(PdfFUtil.createCell(listPage.get(i).getName(), textfont_10));
                    table.addCell(PdfFUtil.createCell(listPage.get(i).getAge(), textfont_10));
                    table.addCell(PdfFUtil.createCell(listPage.get(i).getSex(), textfont_10));
                }
                    document.add(table_item);
                    document.add(table); //表格数据
                    PdfFUtil.onEndPage(writer,document);
                    pn++;
                    ps = 36;
                }


                //TODO 5.关闭文档
                document.close();
            } catch (Exception e) {
                e.printStackTrace();
            }


        return  null;
    }
    /* 表格头部公共的一行 */
    public PdfPTable tbPublic(){
        PdfPTable table = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table.addCell(PdfFUtil.createCell("ID", textfont_10));
        table.addCell(PdfFUtil.createCell("姓名", textfont_10));
        table.addCell(PdfFUtil.createCell("年龄", textfont_10));
        table.addCell(PdfFUtil.createCell("性别", textfont_10));
        return table;
    }
    /**
     * 全局变量
     */

    // 定义全局的字体静态变量
    private static Font titlefont_16;
    private static Font titlefontnormal_16;
    private static Font headfont_14;
    private static Font headfontnormal_14;
    private static Font headfont_12;
    private static Font headfontnormal_12;
    private static Font keyfont_10;
    private static Font textfont_10;
    private static Font underlinefont_10;

    // 静态代码块
    static {
        try {
            // 不同字体(这里定义为同一种字体:包含不同字号、不同style)
            BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);

            titlefont_16 = new Font(bfChinese, 16, Font.BOLD);
            headfont_14 = new Font(bfChinese, 14, Font.BOLD);
            headfont_12 = new Font(bfChinese, 12, Font.BOLD);
            keyfont_10 = new Font(bfChinese, 10, Font.BOLD);

            titlefontnormal_16 = new Font(bfChinese, 16, Font.NORMAL);
            headfontnormal_14 = new Font(bfChinese, 14, Font.NORMAL);
            headfontnormal_12 = new Font(bfChinese, 12, Font.NORMAL);
            textfont_10 = new Font(bfChinese, 10, Font.NORMAL);
            underlinefont_10 = new Font(bfChinese, 10, Font.UNDERLINE);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}




3.拓展工具类

import java.io.IOException;

public class PdfFUtil {

    // 最大宽度
    private static int maxWidth = 520;

/**------------------------创建表格单元格的方法start----------------------------*/
    /**
     * 创建单元格(指定字体)
     *
     * @param value
     * @param font
     * @return
     */
    public static PdfPCell createCell(String value, Font font) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE); //垂直居中
        cell.setHorizontalAlignment(Element.ALIGN_CENTER); //水平居中
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    /**
     * 创建单元格(指定字体、设置单元格高度)
     *
     * @param value
     * @param font
     * @return 申请事由——这行使用的方法
     */
    public static PdfPCell createCell(String value, Font font, float f) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(Element.ALIGN_CENTER);
        cell.setPhrase(new Phrase(value, font));
        cell.setFixedHeight(f); // 设置表格中的单行高度
        return cell;
    }

    /**
     * 创建单元格(指定字体、水平局左/中/右)
     *
     * @param value
     * @param font
     * @param align
     * @return
     */
    public static PdfPCell createCell(String value, Font font, int align) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE); //垂直居中
        cell.setHorizontalAlignment(align); //水平居中
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    /**
     * 创建单元格(指定字体、水平局左/中/右、单元格跨x列合并)
     *
     * @param value
     * @param font
     * @param align
     * @param colspan
     * @return
     */
    public PdfPCell createCell(String value, Font font, int align, int colspan) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE); //垂直居中
        cell.setHorizontalAlignment(align); //水平居中
        cell.setColspan(colspan);
        cell.setPhrase(new Phrase(value, font));
        return cell;
    }

    /**
     * 创建单元格(指定字体、水平居..、单元格跨x列合并、设置单元格内边距)
     *
     * @param value
     * @param font
     * @param align
     * @param colspan
     * @param boderFlag
     * @return
     */
    public static PdfPCell createCell(String value, Font font, int align, int colspan, boolean boderFlag) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setColspan(colspan);
        cell.setPhrase(new Phrase(value, font));
        cell.setPadding(3.0f);
        if (!boderFlag) {
            cell.setBorder(0);
            /*cell.setPaddingTop(15.0f);
            cell.setPaddingBottom(8.0f);*/
            cell.setPaddingTop(10.0f);
            cell.setPaddingBottom(7.0f);
        } else if (boderFlag) {
            cell.setBorder(0);
            cell.setPaddingTop(0.0f);
            cell.setPaddingBottom(15.0f);
        }
        return cell;
    }

    /**
     * 创建单元格(指定字体、水平..、边框宽度:0表示无边框、内边距)
     *
     * @param value
     * @param font
     * @param align
     * @param borderWidth
     * @param paddingSize
     * @param flag
     * @return
     */
    public static PdfPCell createCell(String value, Font font, int align, float[] borderWidth, float[] paddingSize, boolean flag) {
        PdfPCell cell = new PdfPCell();
        cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
        cell.setHorizontalAlignment(align);
        cell.setPhrase(new Phrase(value, font));
        cell.setBorderWidthLeft(borderWidth[0]);
        cell.setBorderWidthRight(borderWidth[1]);
        cell.setBorderWidthTop(borderWidth[2]);
        cell.setBorderWidthBottom(borderWidth[3]);
        cell.setPaddingTop(paddingSize[0]);
        cell.setPaddingBottom(paddingSize[1]);
        if (flag) {
            cell.setColspan(2);
        }
        return cell;
    }
/**------------------------创建表格单元格的方法end----------------------------*/


/**--------------------------创建表格的方法start----------------------------*/
    /**
     * 创建默认列宽,指定列数、水平(居中、右、左)的表格
     *
     * @param colNumber
     * @param align
     * @return
     */
    public PdfPTable createTable(int colNumber, int align) {
        PdfPTable table = new PdfPTable(colNumber);
        try {
            table.setTotalWidth(maxWidth);
            table.setLockedWidth(true);
            table.setHorizontalAlignment(align);
            table.getDefaultCell().setBorder(1);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return table;
    }

    /**
     * 创建指定列宽、列数的表格
     *
     * @param widths
     * @return
     */
    public static PdfPTable createTable(float[] widths) {
        PdfPTable table = new PdfPTable(widths);
        try {
            table.setTotalWidth(maxWidth);
            table.setLockedWidth(true);
            table.setHorizontalAlignment(Element.ALIGN_CENTER);
            table.getDefaultCell().setBorder(1);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return table;
    }

    /**
     * 创建空白的表格
     *
     * @return
     */
    public PdfPTable createBlankTable() throws IOException, DocumentException {
        BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
        Font keyfont = new Font(bfChinese, 10, Font.BOLD);
        PdfPTable table = new PdfPTable(1);
        table.getDefaultCell().setBorder(0);
        table.addCell(createCell("", keyfont));
        table.setSpacingAfter(20.0f);
        table.setSpacingBefore(20.0f);
        return table;
    }
/**--------------------------创建表格的方法end----------------------------*/

/** --------------------------页码方法start----------------------------*/
    public static void onEndPage(PdfWriter writer, Document document) throws IOException, DocumentException {
        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate tpl; // 页码模板用来固定显示数据
        BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
        tpl = writer.getDirectContent().createTemplate(100, 100);
        cb.saveState();
        String text = "第" + writer.getPageNumber() + "页";
        cb.beginText();
        cb.setFontAndSize(bfChinese, 8);
        cb.setTextMatrix(480, 35);//定位“第x页” 在具体的页面调试时候需要更改这xy的坐标
        cb.showText(text);
        cb.endText();
        //** 创建以及固定显示总页数的位置
        cb.addTemplate(tpl, 283, 10);//定位“y页” 在具体的页面调试时候需要更改这xy的坐标
        cb.stroke();
        cb.restoreState();
        cb.closePath();
    }
/**--------------------------页码方法end----------------------------*/

4.扩展示例(1)

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.*;

import java.io.File;
import java.io.FileOutputStream;
import java.text.SimpleDateFormat;
import java.util.Date;

public class PdfReport_BX {

    public static void pdf() throws Exception {
        try {
            //TODO 1.新建document对象
            Document document = new Document(PageSize.A5.rotate());// 建立一个Document对象

            //TODO 2.建立一个书写器(Writer)与document对象关联
            File file = new File("D:\\BXD.pdf"); //修改你要生成PDF的位置路径
            file.createNewFile();
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(file));
            //writer.setPageEvent(new Watermark("HELLO WORLD"));// 水印

            //TODO 3.打开文档
            document.open();

            //TODO 4.向文档中添加内容
            new PdfReport_BX().generatePDF(document,writer); // 内容添加的方法

            //TODO 5.关闭文档
            document.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // 生成PDF文件
    public void generatePDF(Document document,PdfWriter writer) throws Exception {

        // 添加图片
        Image image1 = Image.getInstance("D:/pdf/logo.png");//修改你自己本地的logo图片
        image1.setAlignment(Image.ALIGN_LEFT);
        image1.scalePercent(85); //依照比例缩放

        PdfContentByte cd = writer.getDirectContent();
        Barcode128 code128 = new Barcode128();
        code128.setCodeType(code128.CODE128);
        code128.setCode("12312312312");
        code128.setBarHeight(28);
        code128.setFont(null); //设置为空,条形码下方的数字就没有了
        Image image2 = code128.createImageWithBarcode(cd,null,null);
        image2.setAlignment(Image.ALIGN_RIGHT);
        image2.scalePercent(90); //依照比例缩放
        image2.setAbsolutePosition(435,340);// x、y轴坐标

        //todo 标题
        Paragraph paragraph = new Paragraph("境内差旅报销", titlefont_16);
        paragraph.setAlignment(1); //设置文字居中 0靠左   1,居中     2,靠右
        paragraph.setIndentationLeft(12); //设置左缩进
        paragraph.setIndentationRight(12); //设置右缩进
        paragraph.setFirstLineIndent(24); //设置首行缩进
        paragraph.setLeading(20f); //行间距
        paragraph.setSpacingBefore(5f); //设置段落上空白
        paragraph.setSpacingAfter(10f); //设置段落下空白

        //todo 第一行
        PdfPTable table_0 = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table_0.addCell(PdfFUtil.createCell("xxxxxx:", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx", underlinefont_10, Element.ALIGN_LEFT, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx:", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx ", underlinefont_10, Element.ALIGN_LEFT, 1, false));

        PdfPTable table_1 = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table_1.addCell(PdfFUtil.createCell("xxxxxx: ", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_1.addCell(PdfFUtil.createCell("xxxxxx", underlinefont_10, Element.ALIGN_LEFT, 1, false));
        table_1.addCell(PdfFUtil.createCell("", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_1.addCell(PdfFUtil.createCell("", textfont_10, Element.ALIGN_LEFT, 1, false));

        // 表格
        PdfPTable table = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx, textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));
        table.addCell(PdfFUtil.createCell("xxxxxx", textfont_10));

        PdfPTable table_2 = PdfFUtil.createTable(new float[] { 75, 325});
        table_2.addCell(PdfFUtil.createCell("申请事由", textfont_10,40f));
        table_2.addCell(PdfFUtil.createCell("xxxxxx", textfont_10,40f));
        //表格下的落款——xxxxxx、打印时间
        PdfPTable table_3 = PdfFUtil.createTable(new float[] { 75, 325});
        table_3.addCell(PdfFUtil.createCell("xxxxxx", textfont_10, Element.ALIGN_LEFT, 1, false));
        String sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date());
        table_3.addCell(PdfFUtil.createCell("打印时间: "+sdf, textfont_10, Element.ALIGN_RIGHT, 1, false));

        document.add(image1); // logo
        document.add(image2); // 条形码
        document.add(paragraph); // 标题
        document.add(table_0); // 显示第一行
        document.add(table_1); // 显示第二行
        document.add(table); //表格数据
        document.add(table_2); //表格的最后一行
        document.add(table_3); //表格下面的落款

    }

/************************* 全局变量 start *************************/
// 定义全局的字体静态变量
private static Font titlefont_16;
    private static Font titlefontnormal_16;
    private static Font headfont_14;
    private static Font headfontnormal_14;
    private static Font headfont_12;
    private static Font headfontnormal_12;
    private static Font keyfont_10;
    private static Font textfont_10;
    private static Font underlinefont_10;

    // 静态代码块
    static {
        try {
            // 不同字体(这里定义为同一种字体:包含不同字号、不同style)
            BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);

            titlefont_16 = new Font(bfChinese, 16, Font.BOLD);
            headfont_14 = new Font(bfChinese, 14, Font.BOLD);
            headfont_12 = new Font(bfChinese, 12, Font.BOLD);
            keyfont_10 = new Font(bfChinese, 10, Font.BOLD);

            titlefontnormal_16 = new Font(bfChinese, 16, Font.NORMAL);
            headfontnormal_14 = new Font(bfChinese, 14, Font.NORMAL);
            headfontnormal_12 = new Font(bfChinese, 12, Font.NORMAL);
            textfont_10 = new Font(bfChinese, 10, Font.NORMAL);
            underlinefont_10 = new Font(bfChinese, 10, Font.UNDERLINE);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
/************************* 全局变量 end *************************/
}

扩展示例(2)

import com.itextpdf.text.*;
import com.itextpdf.text.pdf.*;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;

public class PdfReport_BXSP {

    public static void pdf(List dataList) throws Exception {
        try {
            // 1.新建document对象
            Document document = new Document(PageSize.A5.rotate());// 建立一个Document对象

            // 2.建立一个书写器(Writer)与document对象关联
            File file = new File("D:\\BXDSP.pdf");
            file.createNewFile();
            PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(file));
            //writer.setPageEvent(new Watermark("HELLO WORLD"));// 水印 

            // 3.打开文档
            document.open();

            // 4.向文档中添加内容
            new PdfReport_BXSP().generatePDF(document,writer,dataList);

            // 5.关闭文档
            document.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // 生成PDF文件
    public void generatePDF(Document document,PdfWriter writer,List dataList) throws Exception {

        int j = 0;
        String sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date());
        //分批处理
        if (null != dataList && dataList.size() > 0) {
            int pointsDataLimit = 9;//限制条数(每页显示条数)
            Integer size = dataList.size();
            //判断是否有必要分批
            if (pointsDataLimit < size) {
                int part = size / pointsDataLimit;//分批数(分几页)
                for (int i = 0; i < part; i++) {
                    document.newPage();
                    /* 引入头部 */
                    header(document, writer);
                    //todo 表格内容填充
                    PdfPTable table = tbPublic();
                    List listPage = dataList.subList(0, pointsDataLimit);
                    for (User user : listPage) {
                        table.addCell(PdfFUtil.createCell(user.getNickname(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(user.getUsername(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(user.getRemarks(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(new SimpleDateFormat("yyyy-MM-dd hh:mm:ss")                                  .format(user.getCreateTime()), textfont_10, Element.ALIGN_LEFT));
                    }
                    //剔除
                    dataList.subList(0, pointsDataLimit).clear();
                    document.add(table); //表格数据
                    /* 引入底部 */
                    footer(document,sdf);
                    PdfFUtil.onEndPage(writer,document); //当前页码
                }

                if (!dataList.isEmpty()) {
                    List listPage = dataList.subList(0, dataList.size());
                    document.newPage();
                    /* 引入头部 */
                    header(document, writer);
                    PdfPTable table = tbPublic();
                    for (User user : listPage) { //表示最后剩下的数据
                        table.addCell(PdfFUtil.createCell(user.getNickname(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(user.getUsername(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(user.getRemarks(), textfont_10, Element.ALIGN_LEFT));
                        table.addCell(PdfFUtil.createCell(new SimpleDateFormat("yyyy-MM-dd hh:mm:ss")                                    .format(user.getCreateTime()), textfont_10, Element.ALIGN_LEFT));
                    }
                    document.add(table); //表格数据
                    /* 引入底部 */
                    footer(document,sdf);
                    PdfFUtil.onEndPage(writer,document); //当前页码
                }
            } else {
                List listPage = dataList.subList(0, dataList.size());
                document.newPage();
                /* 引入头部 */
                header(document, writer);
                PdfPTable table = tbPublic();
                for (User user : listPage) { //表示最后剩下的数据
                    table.addCell(PdfFUtil.createCell(user.getNickname(), textfont_10, Element.ALIGN_LEFT));
                    table.addCell(PdfFUtil.createCell(user.getUsername(), textfont_10, Element.ALIGN_LEFT));
                    table.addCell(PdfFUtil.createCell(user.getRemarks(), textfont_10, Element.ALIGN_LEFT));
                    table.addCell(PdfFUtil.createCell(new SimpleDateFormat("yyyy-MM-dd hh:mm:ss")                                .format(user.getCreateTime()), textfont_10, Element.ALIGN_LEFT));
                }
                document.add(table); //表格数据
                /* 引入底部 */
                footer(document,sdf);
                PdfFUtil.onEndPage(writer,document); //当前页码
            }
        } else {
            System.out.println("没有数据!!!"); // 此处根据自己的业务调整
        }

    }

/************************** 业务封装 start ******************************/
    /* 表格头部公共的一行 */
    public PdfPTable tbPublic(){
        PdfPTable table_new = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table_new.addCell(PdfFUtil.createCell("审批节点", headfontnormal_12));
        table_new.addCell(PdfFUtil.createCell("审批人", headfontnormal_12));
        table_new.addCell(PdfFUtil.createCell("审批意见", headfontnormal_12));
        table_new.addCell(PdfFUtil.createCell("审批时间", headfontnormal_12));
        return table_new;
    }

    /* 底部公共部分 */
    public void footer(Document document, String sdf) throws DocumentException {
        //表格下的落款——xxxxxx、打印时间
        PdfPTable table_3 = PdfFUtil.createTable(new float[] { 75, 325});
        table_3.addCell(PdfFUtil.createCell("xxxxxx", textfont_10, Element.ALIGN_LEFT, 1, false));
        table_3.addCell(PdfFUtil.createCell("打印时间: "+sdf, textfont_10, Element.ALIGN_RIGHT, 1, false));
        document.add(table_3); //表格下面的落款
    }

    /* 公共头部 */
    public void header(Document document,PdfWriter writer) throws DocumentException, IOException {
        //todo logo图片
        Image image1 = Image.getInstance("D:/pdf/logo.png");
        image1.setAlignment(Image.ALIGN_LEFT);
        image1.scalePercent(85); //依照比例缩放

        //todo 条形码
        PdfContentByte cd = writer.getDirectContent();
        Barcode128 code128 = new Barcode128();
        code128.setCodeType(code128.CODE128);
        code128.setCode("12312312312");
        code128.setBarHeight(28);
        code128.setFont(null); //设置为空,条形码下方的数字就没有了
        Image image2 = code128.createImageWithBarcode(cd,null,null);
        image2.setAlignment(Image.ALIGN_RIGHT);
        image2.scalePercent(90); //依照比例缩放
        image2.setAbsolutePosition(435,340);// x、y轴坐标

        //todo 标题
        Paragraph paragraph = new Paragraph("xxxxx", titlefontnormal_16);
        paragraph.setAlignment(1); //设置文字居中 0靠左   1,居中     2,靠右
        paragraph.setIndentationLeft(12); //设置左缩进
        paragraph.setIndentationRight(12); //设置右缩进
        paragraph.setFirstLineIndent(24); //设置首行缩进
        paragraph.setLeading(20f); //行间距
        paragraph.setSpacingBefore(5f); //设置段落上空白
        paragraph.setSpacingAfter(10f); //设置段落下空白

        //todo 第一、二行
        PdfPTable table_0 = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table_0.addCell(PdfFUtil.createCell("xxxxxx:", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx", underlinefont_10, Element.ALIGN_LEFT, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx:", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_0.addCell(PdfFUtil.createCell("xxxxxx", underlinefont_10, Element.ALIGN_LEFT, 1, false));

        PdfPTable table_1 = PdfFUtil.createTable(new float[] { 75, 110, 75, 140 });
        table_1.addCell(PdfFUtil.createCell("xxxxxx: ", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_1.addCell(PdfFUtil.createCell("xxxxxx", underlinefont_10, Element.ALIGN_LEFT, 1, false));
        table_1.addCell(PdfFUtil.createCell("", textfont_10, Element.ALIGN_CENTER, 1, false));
        table_1.addCell(PdfFUtil.createCell("", textfont_10, Element.ALIGN_LEFT, 1, false));

        document.add(image1); // logo
        document.add(image2); // 条形码
        document.add(paragraph); // 标题
        document.add(table_0); // 显示第一行
        document.add(table_1); // 显示第二行
    }
/************************** 业务封装 end ******************************/

/************************** 全局变量 start ******************************/
    // 定义全局的字体静态变量
    private static Font titlefont_16;
    private static Font titlefontnormal_16;
    private static Font headfont_14;
    private static Font headfontnormal_14;
    private static Font headfont_12;
    private static Font headfontnormal_12;
    private static Font keyfont_10;
    private static Font textfont_10;
    private static Font underlinefont_10;

    // 静态代码块
    static {
        try {
            // 不同字体(这里定义为同一种字体:包含不同字号、不同style)
            BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);

            titlefont_16 = new Font(bfChinese, 16, Font.BOLD);
            headfont_14 = new Font(bfChinese, 14, Font.BOLD);
            headfont_12 = new Font(bfChinese, 12, Font.BOLD);
            keyfont_10 = new Font(bfChinese, 10, Font.BOLD);

            titlefontnormal_16 = new Font(bfChinese, 16, Font.NORMAL);
            headfontnormal_14 = new Font(bfChinese, 14, Font.NORMAL);
            headfontnormal_12 = new Font(bfChinese, 12, Font.NORMAL);
            textfont_10 = new Font(bfChinese, 10, Font.NORMAL);
            underlinefont_10 = new Font(bfChinese, 10, Font.UNDERLINE);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
/************************** 全局变量 end ******************************/

}

你可能感兴趣的:(java,java)