kmpdfkit_demo/Demo/Examples/Compdfkit.Controls/Edit/PDFTextEdit/PDFTextEditUI/CPDFTextAlignUI.xaml

<UserControl x:Class="ComPDFKit.Controls.Edit.CPDFTextAlignUI"
             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:local="clr-namespace:ComPDFKit.Controls.Edit"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="../../../Asset/Styles/ToggleButtonStyle.xaml"></ResourceDictionary>
                <ResourceDictionary Source="../../../Asset/Styles/ButtonStyle.xaml"></ResourceDictionary>
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <Border  BorderBrush="#E2E3E6" BorderThickness="1">

        <StackPanel Name="AlignPanel" Orientation="Horizontal">
            <ToggleButton Name="AlignLeftBtn" Width="50" Height="30" BorderThickness="0" Tag="AlignLeft" Style="{StaticResource ToggleButtonStyle}" Click="TextAlignBtn_Click"
                          Background="White">
                <ToggleButton.Content>
                    <Path Name="AlignLeftPath" Fill="Black">
                        <Path.Data>
                            M13 4V3H0V4H13ZM16 8V7H0V8H16ZM10 11V12H0V11H10Z
                        </Path.Data>
                    </Path>
                </ToggleButton.Content>
            </ToggleButton>

            <Line X1="0" Y1="8" X2="0" Y2="22" Stroke="#E2E3E6" StrokeThickness="1"></Line>

            <ToggleButton Name="AlignCenterBtn" Width="50" Height="30" BorderThickness="0" Tag="AlignCenter" Style="{StaticResource ToggleButtonStyle}" Click="TextAlignBtn_Click"
                          Background="White">
                <ToggleButton.Content>
                    <Path Name="AlignCenterPath" Fill="Black">
                        <Path.Data>
                            M16.6665 4V3H0.666504V4H16.6665ZM16.6665 12V11H0.666504V12H16.6665ZM13.6665 7V8H3.6665V7H13.6665Z
                        </Path.Data>
                    </Path>
                </ToggleButton.Content>
            </ToggleButton>
            
            <Line X1="0" Y1="8" X2="0" Y2="22" Stroke="#E2E3E6" StrokeThickness="1"></Line>
            
            <ToggleButton Name="AlignRightBtn" Width="50" Height="30" BorderThickness="0" Tag="AlignRight" Style="{StaticResource ToggleButtonStyle}" Click="TextAlignBtn_Click"
                          Background="White">
                <ToggleButton.Content>
                    <Path Name="AlignRightPath" Fill="Black">
                        <Path.Data>
                            M16.3335 4V3H3.33429V4H16.3335ZM16.3335 8V7H0.334473V8H16.3335ZM16.3335 11V12H6.33411V11H16.3335Z
                        </Path.Data>
                    </Path>
                </ToggleButton.Content>
            </ToggleButton>
            
        </StackPanel>
        
    </Border>
</UserControl>