我正在尝试使用这个教程来使用iTextSharp在绝对坐标中定位表格。这是我的代码:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using iTextSharp;
using iTextSharp.text;
using iTextSharp.text.pdf;
using System.IO;
namespace iTextSharpQuestion
{
class Program
{
static void Main(string[] args)
{
System.IO.FileStream fs = new FileStream(@"C:\Temp\" + "First PDF document.pdf", FileMode.Create);
Document document = new Document(PageSize.LETTER, 25, 25, 30, 30);
document.SetPageSize(iTextSharp.text.PageSize.LETTER.Rotate());
PdfWriter writer = PdfWriter.GetInstance(document, fs);
document.Open();
PdfContentByte cb = writer.DirectContent;
BaseFont f_cn = BaseFont.CreateFont(BaseFont.TIMES_ROMAN, BaseFont.CP1252, false);
cb.BeginText();
cb.SetFontAndSize(f_cn, 9);
PdfPTable ObjTestTable = TestTable();
ObjTestTable.WriteSelectedRows(0, -1, 200, 50, cb);
cb.EndText();
// Close the document
document.Close();
// Close the writer instance
writer.Close();
// Always close open filehandles explicity
fs.Close();
}
public static PdfPTable TestTable()
{
PdfPTable table = new PdfPTable(3);
PdfPCell cell = new PdfPCell(new Phrase("Header spanning 3 columns"));
cell.Colspan = 3;
cell.HorizontalAlignment = 1; //0=Left, 1=Centre, 2=Right
table.AddCell(cell);
table.AddCell("Col 1 Row 1");
table.AddCell("Col 2 Row 1");
table.AddCell("Col 3 Row 1");
table.AddCell("Col 1 Row 2");
table.AddCell("Col 2 Row 2");
table.AddCell("Col 3 Row 2");
return table;
}
}
}
以下行会生成错误信息。
ObjTestTable.WriteSelectedRows(0, -1, 200, 50, cb);
错误信息为:
教程建议使用宽度为零。我做错了什么?表格宽度必须大于零。
table.WriteSelectedRows(0, -1, 200, 50, cb);
,对吧? - user1700890