JAVA生成PDF文件

生成PDF文件是主要应用的是ITEXT插件

 import java.awt.Color;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 
 import com.lowagie.text.Cell;
 import com.lowagie.text.Document;
 import com.lowagie.text.DocumentException;
 import com.lowagie.text.Element;
 import com.lowagie.text.Font;
 import com.lowagie.text.Image;
 import com.lowagie.text.PageSize;
 import com.lowagie.text.Paragraph;
 import com.lowagie.text.Table;
 import com.lowagie.text.pdf.BaseFont;
 import com.lowagie.text.pdf.PdfPCell;
 import com.lowagie.text.pdf.PdfPTable;
 import com.lowagie.text.pdf.PdfWriter;
 
 public class MySelf {
 
     /**
      * @param args
      * @throws IOException
      * @throws DocumentException
      */
     public static void main(String[] args) throws DocumentException, IOException {
         // TODO Auto-generated method stub
         float head= (float)50.0;
         float lineHeight1 = (float)50.0;
         float lineHeight2 = (float)50.0;
         float lineHeight3 = (float)51.0;
         //创建文档,设置页面大小,      左、右、上和下页边距。
         Document document = new Document(PageSize.A4, 10, 10, 50, 50);
         //处理中文显示问题，使用计算机自带字体
         BaseFont bfChinese=BaseFont.createFont("c://windows//fonts//simkai.ttf", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);
         //方法二：使用iTextAsian.jar中的字体
         //BaseFont baseFont = BaseFont.createFont("STSong-Light",BaseFont.IDENTITY_H,BaseFont.NOT_EMBEDDED);
 
         //方法三：使用资源字体(ClassPath)
         ////BaseFont baseFont = BaseFont.createFont("/SIMYOU.TTF",BaseFont.IDENTITY_H,BaseFont.NOT_EMBEDDED);    
 
         Font headfont=new Font(bfChinese,10,Font.BOLD);//设置字体大小  样式
         Font keyfont=new Font(bfChinese,12,Font.BOLD);//文字加粗
         Font title=new Font(bfChinese,18,Font.BOLD);//文字加粗
         Font textfont=new Font(bfChinese,16,Font.NORMAL);//正常文字
 
       //document是创建的文档,FileOutputStream是向文档中输入
         PdfWriter.getInstance(document, new FileOutputStream(new File("D:\\MySelf.pdf")));
         //打开文档
         document.open();
         //开始生成一个2列的表格
         PdfPTable table=new PdfPTable(2);
         PdfPTable table1=new PdfPTable(6);
        //定义每个单元格的宽度
         float[] widthsHeader={20f,5f};
         float[] widthsHeade1={3f,3f,3f,4f,3f,6f};
         //设置表格每一各的宽度
         table.setWidths(widthsHeader);
         table1.setWidths(widthsHeade1);
         //设置边距
         //设置单元格间距
         //table.setSpacing(1f);
         //设置表格的总体宽度
         table.setWidthPercentage(100);
 
         //如果表格格式一样采用遍历的方式读取添加
         /*List list=new ArrayList();
         list.add("姓名");
         list.add("姓名");
         list.add("姓名");
         list.add("姓名");
         list.add("姓名");
         list.add("姓名");
         list.add("姓名");
         for(int i=0;i<list.size();i++){
             Cell cell=null;
             cell=new Cell(new Paragraph((String) list.get(i),keyfont));
             //设置单元格背景颜色
             cell.setBackgroundColor(Color.lightGray);
             //设置水平居中
             cell.setHorizontalAlignment(Element.ALIGN_CENTER);
             //设置垂直居中
             cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
             table.addCell(cell);
 
         }
         document.add(table);
         document.close();
         System.out.println("表格创建成功");
         return;*/
 
       //单元格对象
         PdfPCell cell=null;
         //设置单元格内容
         cell=new PdfPCell(new Paragraph("文档标题栏",title));
         //合并单元格列
         cell.setColspan(2);
         //设置垂直居中
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         //设置水平居中
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setFixedHeight(head);
         //将单元格内容添加到表格中去
         table.addCell(cell);
 
         cell=new PdfPCell(new Paragraph("A",keyfont));
         //设置单元格背景颜色
         cell.setBackgroundColor(Color.lightGray);
         //设置水平居中
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         //设置垂直居中
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);
 
         cell=new PdfPCell(new Paragraph("B",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("C",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("D",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("E",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("F",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1);
         table1.addCell(cell);             
 
         cell=new PdfPCell(new Paragraph("G",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("H",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("I",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("J",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("K",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("L",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight2);
         table1.addCell(cell);
 
         cell=new PdfPCell(new Paragraph("M",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("N",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("O",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("P",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("Q",keyfont));
         cell.setBackgroundColor(Color.lightGray);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell);
         cell=new PdfPCell(new Paragraph("R",keyfont));
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight3);
         table1.addCell(cell); 
 
         PdfPCell pdfpcell=new PdfPCell(table1);
         pdfpcell.setPadding(0);
         table.addCell(pdfpcell);
         //加载图片添加到指定位置
         Image image = Image.getInstance ("C:/Users/admin/Desktop/日志文件/IMG_0696.JPG");
         float height=image.height();
         float width=image.width();
         System.out.println(height);
         System.out.println(width);
 
         cell=new PdfPCell(image);
         cell.setHorizontalAlignment(Element.ALIGN_CENTER);
         cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
         cell.setFixedHeight(lineHeight1+lineHeight2+lineHeight3);
         table.addCell(cell);
 
         document.add(table);
         document.close();
 
     }
 
 }

生成PDF代码