WPF 实现打印报告单模板可修改

根据自定义模板绑定数据后台，打印相应报告单

<FlowDocument x:Class="CJJC.HMI.OS.PrintDocument"
      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"  
      mc:Ignorable="d" 
       Background="#EFEFEF" ColumnWidth="1100"  
     >
 
    <Table FontSize="16"  FontFamily="宋体" >
        <Table.Columns>
            <TableColumn Width="70"></TableColumn>
            <TableColumn Width="110"></TableColumn>
            <TableColumn Width="70"></TableColumn>
            <TableColumn Width="110"></TableColumn>

            <TableColumn Width="70"></TableColumn>
            <TableColumn Width="110"></TableColumn>
            <TableColumn Width="75"></TableColumn>
            <TableColumn Width="110"></TableColumn>
        </Table.Columns>
        <TableRowGroup  >
            <TableRow >
                <TableCell ColumnSpan="8" >
                    <Paragraph FontSize="36"  TextAlignment="Center"  FontWeight="Bold"  >报告单</Paragraph>
                </TableCell>
            </TableRow>
            <TableRow >
                <TableCell ColumnSpan="8" >
                    <Paragraph Background="Black" >
                        <Line Width="1000" Height="2"  >
                        </Line>
                    </Paragraph>
                </TableCell>
            </TableRow>
            <TableRow >
                <TableCell >
                    <Paragraph FontWeight="Bold">
                        姓名
                    </Paragraph>
                </TableCell>
                <TableCell>
                    <Paragraph >
                        <!--这里绑定数据-->
                        <Run  Text="{Binding Name}"></Run>
                    </Paragraph>
                </TableCell>

                <TableCell>
                    <Paragraph FontWeight="Bold">
                        性别
                    </Paragraph>
                </TableCell>
                <TableCell>
                    <Paragraph>
                        <Run Text="{Binding Sex}"></Run>
                    </Paragraph>
                </TableCell>

                <TableCell>
                    <Paragraph FontWeight="Bold">
                        年龄
                    </Paragraph>
                </TableCell>
                <TableCell>
                    <Paragraph>
                        <Run Text=</