Java设置PDF有序和无序列表的知识点总结

import com.spire.pdf.*;

import com.spire.pdf.graphics.*;

import com.spire.pdf.lists.*;

import java.awt.*;

import java.awt.geom.*;

 

public class list {

  public static void main(String[] args) {

  //创建PDFDocument对象

  PdfDocument doc = new PdfDocument();

 

  //设置边距

  PdfUnitConvertor unitCvtr = new PdfUnitConvertor();

  PdfMargins margin = new PdfMargins();

  margin.setTop(unitCvtr.convertUnits(2.54f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point));

  margin.setBottom(margin.getTop());

  margin.setLeft(unitCvtr.convertUnits(3.17f, PdfGraphicsUnit.Centimeter, PdfGraphicsUnit.Point));

  margin.setRight(margin.getLeft());

 

  //添加新的一页

  PdfPageBase page = doc.getPages().add(PdfPageSize.A4, margin);

   //绘制标题

  float y = 10;

  PdfBrush brush1 = PdfBrushes.getBlack();

  PdfTrueTypeFont font1 = new PdfTrueTypeFont(new Font("Arial Unicode MS", Font.BOLD, 16), true);

  PdfStringFormat format1 = new PdfStringFormat(PdfTextAlignment.Center);

  page.getCanvas().drawString("部门活动采购清单", font1, brush1,  page.getCanvas().getClientSize().getWidth() / 2, y, format1);

  y = y + (float) font1.measureString("活动采购清单", format1).getHeight();

  y = y + 5;

  //设置列表格式和列表文字

  Rectangle2D rctg = new Rectangle2D.Float();

  rctg.setFrame(new Point(0, 0), page.getCanvas().getClientSize());

  PdfLinearGradientBrush brush = new PdfLinearGradientBrush(rctg, new PdfRGBColor(new PdfRGBColor(new Color(0,0,128))), new PdfRGBColor(new Color(255,69,0)), PdfLinearGradientMode.Vertical);

  PdfTrueTypeFont font = new PdfTrueTypeFont(new Font("Arial Unicode MS", Font.BOLD, 12), true);

  String formatted1 = "行政部\n开发部\n销售部\n后勤处\n保卫处";

  String formatted2 = "饮料\n调味品\n糖果\n奶制品\n肉类\n蔬菜\n海鲜";

  //画无序列表

  PdfListBase list = new PdfUnorderedList(formatted2);

  list.setFont(font);

  list.setIndent(8);

  list.setTextIndent(5);

  list.setBrush(brush);

  PdfLayoutResult result = list.draw(page, 0, y);

  y = (float) (result.getBounds().getHeight()+result.getBounds().getY());

  //画有序列表

  PdfSortedList sortedList = new PdfSortedList(formatted1);

  sortedList.setFont(font);

  sortedList.setIndent(8);

  sortedList.setTextIndent(5);

  sortedList.setBrush(brush);

  sortedList.draw(page, 0, y);

 

  //保存文档 

  doc.saveToFile("list.pdf");

  doc.close();

 }

}