wpf 大控件 打印 将控件转成 xps格式 并分页打印

//PayRollPrintList：要打印的 list 可换成自己要打印的类型 

private List<PayRoll> _PayRollPrintList = new List<PayRoll>();

        public List<PayRoll> PayRollPrintList

        {

            get { return _PayRollPrintList; }

            set

            {

                if (value != null)

                {

                    _PayRollPrintList = value;

                    OnPropertyChanged("PayRollPrintList");

                }

            }

        }

//打印的方法
 public void print()
        {
            try
            {
              
                // PayRollListModel.PayRollList 要打印的list   SalaryItemListModel.Instance.SalaryItemPrUseList 要打印的list
                PrintDataPage(17, PayRollListModel.PayRollList, SalaryItemListModel.Instance.SalaryItemPrUseList);
            }
            catch (Exception ex)
            {
                MessageBox.Show("打印日志出现错误：" + ex.Message, "历史事件记录");
            }
        }

//PageSize 为每页打印的条数 
    public void PrintDataPage(int PageSize, PayRollList PageData, SalaryItemList SalaryItemData)
        {
            int iCount = PageData.Count;
            if (iCount == 0)
            {
                MessageBox.Show(string.Format("未查询到相应数据，无法打印！"));
                return;
            }
            int CacheIndex = 0;//记录索引
            int[] size = PageBarXPS.getPageCount(PageSize, iCount);

            //要打印的页数
            int iPageCount = size[0];
            int iPageCount1 = iPageCount;

            //最后一页的条数
            int PageAmount = size[1];
            FixedPage[] fixedPages = new FixedPage[iPageCount];

            if (PageAmount != 0)
            {
                iPageCount = iPageCount - 1;
                PayRollPrintList.Clear();
                for (int i = iPageCount * PageSize; i < iCount; i++)
                {
                    PayRollPrintList.Add(PageData[i]);
                }
                fixedPages[iPageCount] = new FixedPage();
                Size fsize = new Size(96 * 11, 96 * 8.5);
                fixedPages[iPageCount].Width = 96 * 11;
                fixedPages[iPageCount].Height = 96 * 8.5;
                fixedPages[iPageCount].Measure(fsize);
                StackPanel StackPanels = ClearControls(iPageCount, iPageCount);
                fixedPages[iPageCount].Children.Add(StackPanels);
            }
            for (int i = 0; i < iPageCount; i++)
            {
                PayRollPrintList.Clear();
                for (; CacheIndex < PageSize * (i + 1); CacheIndex++)
                {
                    PayRollPrintList.Add(PageData[CacheIndex]);
                }
                Size fsize = new Size(96 * 11, 96 * 8.5);

                fixedPages[i] = new FixedPage();
               
                StackPanel StackPanels = new StackPanel();
                fixedPages[i].Width = 96 * 11;
                fixedPages[i].Height = 96 * 8.5;
                fixedPages[i].Measure(fsize);
                StackPanels = CreatePrint(iPageCount, i);
                fixedPages[i].Children.Add(StackPanels);

            }

            IDocumentPaginatorSources = FileHelper.SaveXPS(fixedPages, true, iPageCount, IDocumentPaginatorSources);

        }

 public StackPanel CreatePrint(int count, int currentPageIndex)
        {
            int currentPage = currentPageIndex + 1;
            Width = 60 * 16 / (SalaryItemListModel.SalaryItemPrUseList.Count(L => L.IsPrint == 1));
            string xaml =
          "<StackPanel    x:Name='grid'" + " " +
              "xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'" + " " +
              "xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'" + " " +
              "xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006'" + " " +
              "xmlns:d='http://schemas.microsoft.com/expression/blend/2008'" + " " +
              "xmlns:cmd='clr-namespace:Ship.Client.WPF.UI.Commands'" + " " +
              "xmlns:vm='clr-namespace:Ship.Client.WPF.UI.ViewModels'" + " " +
              "xmlns:be='clr-namespace:Ship.Client.WPF.Lib.Behaviors;assembly=Ship.Client.WPF.Lib'>" + " ";
            xaml += "<Grid Margin='40,45,40,20'> <Grid.RowDefinitions> <RowDefinition Height='*' /> <RowDefinition Height='Auto' /> </Grid.RowDefinitions>" + " ";


            xaml += "<Border BorderBrush='Black' BorderThickness='1,1,0,0' >" + " ";
            xaml += "<StackPanel  VerticalAlignment='Center' HorizontalAlignment='Center'>" + " ";

            if (PayRollPrintList != null && SalaryItemListModel.Instance.SalaryItemPrUseList != null)
            {
                Type type = typeof(PayRoll);
                for (int i = 0; i < PayRollPrintList.Count; i++)
                {
                    int index = 0;
                    xaml += "<StackPanel Orientation='Horizontal' VerticalAlignment='Center' HorizontalAlignment='Center'>" + " ";
                    foreach (var item in SalaryItemListModel.Instance.SalaryItemPrUseList)
                    {
                        xaml += "<StackPanel Orientation='Horizontal' VerticalAlignment='Center' HorizontalAlignment='Center'>" + " ";
                        if (item.IsPrint == 1)
                        {
                            index++;
                            string pay = type.GetProperty(item.Code).GetValue(PayRollPrintList[i], null).ToString();
                            xaml += "<StackPanel  VerticalAlignment='Center' HorizontalAlignment='Center'>" + " ";
                            xaml += "<Border BorderBrush='Black' BorderThickness='0,0,1,1'>" + " ";
                            xaml += "<TextBlock Text='" + item.Name + "' Width='" + Width + "' Height='20'/>" + " ";
                            xaml += "</Border>" + " ";
                            xaml += "<Border BorderBrush='Black' BorderThickness='0,0,1,1'>" + " ";
                            xaml += "<TextBlock Text='" + pay + "' Width='" + Width + "' Height='20'/>" + " ";
                            xaml += "</Border>" + " ";
                            xaml += "</StackPanel>" + " ";

                        } xaml += "</StackPanel>" + " ";
                    } xaml += " </StackPanel>" + " ";

                }
            }


            xaml += "</StackPanel></Border>";

            xaml += "<StackPanel Margin='0,5,0,0' Height='20' Grid.Row='1' Orientation='Horizontal' VerticalAlignment='Center' HorizontalAlignment='Center'>" + " ";

            xaml += "<TextBlock Text='第'/>" + " ";
            xaml += "<TextBlock Text='" + currentPage + "'/>" + " ";
            xaml += "<TextBlock Text='页'/>" + " ";
            xaml += "</StackPanel></Grid> </StackPanel> " + " ";

 var stringReader = new StringReader(xaml);
            var xmlReader = XmlReader.Create(stringReader);
            var tree = (FrameworkElement)XamlReader.Load(xmlReader);
            //tree.DataContext = this;
            StackPanels[currentPageIndex] = new StackPanel();
            StackPanels[currentPageIndex].Children.Add(tree);
            return StackPanels[currentPageIndex];

 }

 public class PageBarXPS
    {
        /// <summary>
        /// 创建FixedPage的PageBar
        /// </summary>
        /// <param name="iSize">总页数</param>
        /// <param name="iCount">每页记录数</param>
        /// <param name="curPageNo">当前页号</param>
        /// <returns></returns>
        public static string createPageBar(int iSize, int iCount, int curPageNo)
        {
            string strPageBar = string.Empty;
            int Size = iSize;
            int Count = iCount;
            int iPageCount = 0;
            int iLastPageCount = 0;
            int iCurPageNo = curPageNo;

            if ((iCount / iSize) == 0)
            {
                iPageCount = 1;
            }
            else
            {
                iPageCount = iCount / iSize;
                iLastPageCount = iCount - iPageCount * iSize;
                if (iLastPageCount == 0)
                {
                    iPageCount = iCount / iSize;
                }
                else
                {
                    iPageCount = iCount / iSize + 1;
                }
            }

            strPageBar = "第" + iCurPageNo + "页//" + "共" + iPageCount + "页";

            return strPageBar;
        }

        /// <summary>
        /// 获得页数即需要创建的fixedPage数,A[0]为页数，A[1]为最后一页记录数
        /// </summary>
        /// <param name="iSize"></param>
        /// <param name="iCount"></param>
        /// <returns></returns>
        public static int[] getPageCount(int iSize, int iCount)
        {
            int Size = iSize;
            int Count = iCount;
            int iPageCount = 0;
            int iLastPageCount = 0;
            int[] result = new int[2];
            if ((iCount / iSize) == 0)
            {
                iPageCount = 1;
                iLastPageCount = iCount;
            }
            else
            {
                iPageCount = iCount / iSize;
                iLastPageCount = iCount - iPageCount * iSize;
                if (iLastPageCount == 0)
                {
                    iPageCount = iCount / iSize;
                    iLastPageCount = iCount;
                }
                else
                {
                    iPageCount = iCount / iSize + 1;
                }
            }
            result[0] = iPageCount;
            result[1] = iLastPageCount;
            return result;
        }
    }



public class FileHelper
    {

        private string GetXPSFromDialog()
        {
           
             return string.Format("d:\\temp.xps");//制造一个临时存储
        }

        public void PrintDocument(IDocumentPaginatorSource dps)
        {
            LocalPrintServer printServer = new LocalPrintServer();
            PrintQueue queue = printServer.DefaultPrintQueue;
            PrintTicket ticket = queue.DefaultPrintTicket;
            ticket.PageOrientation = PageOrientation.Landscape;

            XpsDocumentWriter writer = PrintQueue.CreateXpsDocumentWriter(queue);
            //PrintDocumentImageableArea area=null;
            //XpsDocumentWriter writer = PrintQueue.CreateXpsDocumentWriter(ref area);
            DocumentPaginator paginator = dps.DocumentPaginator;       
            paginator.PageSize = new Size(96*11,96*8.5);
            writer.Write(paginator, ticket);


        }
       

        public static IDocumentPaginatorSource LoadDocumentViewer(string filename, XpsDocument _xpsDocument)
        {
            XpsDocument xpsPackage = _xpsDocument;
            //filename = OpenXPSFileFromDialog();
            XpsDocument oldXpsPackage = xpsPackage;//保存原来的XPS包
            xpsPackage = new XpsDocument(filename, FileAccess.Read, CompressionOption.NotCompressed);//从文件中读取XPS文档

            FixedDocumentSequence fixedDocumentSequence = xpsPackage.GetFixedDocumentSequence();//从XPS文档对象得到FixedDocumentSequence
            IDocumentPaginatorSource s = fixedDocumentSequence as IDocumentPaginatorSource;

            if (oldXpsPackage != null)
                oldXpsPackage.Close();
            xpsPackage.Close();
            return s;
        }

        /// <summary>
        /// 这个静态方法主要是显示选择对话框以提供文件的保存位置
        /// 将传入的FixedPage对象数组（多页）写入到.xps文件
        /// </summary>
        /// <param name="page"></param>
        /// <param name="page"></param>
        /// <param name="isSaved"></param>
        /// <returns></returns>
        public static IDocumentPaginatorSource SaveXPS(FixedPage[] page, bool isSaved, int iPageCount, IDocumentPaginatorSource s)
        {
            FixedDocument fixedDoc = new FixedDocument();//创建一个文档
            
            fixedDoc.DocumentPaginator.PageSize = new Size(96 * 11, 96 * 8.5);
           
            PageContent[] pageContent = new PageContent[iPageCount];
            for (int i = 0; i < iPageCount; i++)
            {
                pageContent[i] = new PageContent();
                Size size = new Size(96 * 11, 96 * 8.5);
                pageContent[i].Measure(size);
                ((IAddChild)pageContent[i]).AddChild(page[i]);
                fixedDoc.Pages.Add(pageContent[i]);//将对象加入到当前文档中
            }

            FileHelper fh = new FileHelper();
            string containerName = fh.GetXPSFromDialog();
            if (containerName != null)
            {
                try
                {
                    File.Delete(containerName);
                }
                catch (Exception e)
                {
                    MessageBox.Show(e.Message);
                }
            }
            XpsDocument _xpsDocument = new XpsDocument(containerName, FileAccess.Write);

            LocalPrintServer printServer = new LocalPrintServer();
            PrintQueue queue = printServer.DefaultPrintQueue;
            PrintTicket ticket = queue.DefaultPrintTicket;
            ticket.PageOrientation = PageOrientation.Landscape;
            XpsDocumentWriter xpsdw = XpsDocument.CreateXpsDocumentWriter(_xpsDocument);
           
            xpsdw.Write(fixedDoc,ticket);//写入XPS文件       
            _xpsDocument.Close();
            IDocumentPaginatorSource ss = LoadDocumentViewer(containerName,_xpsDocument);
          
            return ss;

        }
    }