利用第三方外掛PDFSARP

專案截圖

啟動專案，model類準備資料，WPF窗體展示資料，最後利用pdfsharp轉為pdf檔案

namespace Engine
{
    class Program
    {
        [STAThread]
        static void Main(string[] args)
        {
            Program p = new Program();
            p.start();
        }

        public void start()
        {
            PDFSharpTest.MainwindowModel model = new PDFSharpTest.MainwindowModel();
            PDFSharpTest.MainWindow window = new PDFSharpTest.MainWindow(model);
            window.SaveViewContentToPdf("");
        }
    }
}
 

WPF前臺

<Window x:Class="PDFSharpTest.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <Viewbox x:Name="viewbox"  Height="37cm" Width="25cm" >
            <Grid x:Name="printArea" Height="1221" Width="1149" Margin="30,20,0,0" >
                <Label  FontFamily="Calibri" FontSize="11" Content="{Binding Block1lb1}" HorizontalAlignment="Right" x:Name="lb1"></Label>
              
            </Grid>
        </Viewbox>
    </Grid>
</Window>
 

 public partial class MainWindow : Window
    {
        public MainWindow(MainwindowModel content)
        {
            this.DataContext = content;
            InitializeComponent();
            //BindingData(content);
        }

        public void SaveViewContentToPdf(string path)
        {
            PdfXpsHelper.SaveViewContentToPdf(path, viewbox);
        }

    }
 

 public class MainwindowModel
    {
       private string _lb1;
       public string lb1 { get { return _lb1; } set { _lb1 = value; } }

       public MainwindowModel()
       {
           lb1 = "This is a PDF files.";
       }

    }

 public class MainwindowConsolView : MainWindow
    {

        public MainwindowConsolView(MainwindowModel dataContext)
            : base(dataContext)
        { }

         [STAThread]
        public void ExportToPdf()
        {
            PdfXpsHelper.SaveViewContentToPdf("", this.Content as Viewbox);
        }

    }

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.IO.Packaging;
using System.Windows.Xps.Packaging;
using System.Windows.Controls;
using System.Windows.Xps;
using System.Windows;
using System.Windows.Media.Imaging;
using PdfSharp.Drawing;
using PdfSharp.Pdf;
using System.Windows.Media;


namespace PDFSharpTest
{
   public class PdfXpsHelper
    {
        public static string FileFolder;
        private static int id = 0;
        public static PdfDocument PdfFile = new PdfDocument();

        public static void SaveViewContentToPdf(string path, Viewbox viewbox)
        {
            SaveMemoryStreamToPdf(path, SaveViewContentToMemoryStream(path, viewbox));
        }

        public static void SaveMemoryStreamToPdf(string path, MemoryStream lMemoryStream)
        {
            var pdfXpsDoc = PdfSharp.Xps.XpsModel.XpsDocument.Open(lMemoryStream);
            if (String.IsNullOrWhiteSpace(path))
            {
                string myPath = @"C:/pdfreport" + ".pdf";
                PdfSharp.Xps.XpsConverter.Convert(pdfXpsDoc, myPath, 0);
                id++;
            }
            else
                PdfSharp.Xps.XpsConverter.Convert(pdfXpsDoc, path, 0);
        }


        public static MemoryStream SaveViewContentToMemoryStream(string path, Viewbox viewbox)
        {
            viewbox.StretchDirection = StretchDirection.Both;

            MemoryStream lMemoryStream = new MemoryStream();
            Package package = Package.Open(lMemoryStream, FileMode.Create);
            XpsDocument doc = new XpsDocument(package);
            XpsDocumentWriter writer = XpsDocument.CreateXpsDocumentWriter(doc);
            VisualsToXpsDocument vToXpsD = (VisualsToXpsDocument)writer.CreateVisualsCollator();
            var newSize = new Size(0, 0);
            if (!viewbox.IsLoaded || viewbox.RenderSize.Height <= 0 || viewbox.RenderSize.Width <= 0)
            {
                //newSize.Width = 816;
                //newSize.Height = 1056;
                newSize.Width = 950;
                newSize.Height = 1150;
                viewbox.Arrange(new Rect(newSize));
                viewbox.Measure(newSize);
                viewbox.UpdateLayout();
            }
            vToXpsD.Write(viewbox);
            vToXpsD.EndBatchWrite();
            doc.Close();
            package.Close();

            return lMemoryStream;
        }
    }
}