kmpdfkit_demo/Demo/Examples/Compdfkit.Controls/PDFView/Edit/PDFTextEdit/PDFTextEditControl/PDFTextEditControl.xaml

<UserControl x:Class="Compdfkit_Tools.Edit.PDFTextEditControl"
             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_Tools.Edit"
             xmlns:common="clr-namespace:Compdfkit_Tools.Common"
             mc:Ignorable="d" 
             d:DesignHeight="800" d:DesignWidth="292" Width="260" Padding="16,0,16,0"  Background="#FAFCFF">
    <UserControl.Resources>
        <ResourceDictionary>
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="../../../Asset/Styles/SliderStyle.xaml"></ResourceDictionary>
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="auto"></RowDefinition>
            <RowDefinition Height="auto"></RowDefinition>
        </Grid.RowDefinitions>
        
        <Border Height="36" Background="White">
            <TextBlock FontSize="14" FontWeight="Bold" HorizontalAlignment="Center" LineHeight="17" VerticalAlignment="Center">Text Properties</TextBlock>
        </Border>

        <Grid Grid.Row="1">
            <Grid.RowDefinitions>
                <RowDefinition Height="auto"></RowDefinition>
                <RowDefinition Height="auto"></RowDefinition>
                <RowDefinition Height="auto"></RowDefinition>
                <RowDefinition Height="auto"></RowDefinition>
                <RowDefinition Height="auto"></RowDefinition>
                <RowDefinition Height="auto"></RowDefinition>
            </Grid.RowDefinitions>

            <TextBlock Margin="0,20,0,0" Foreground="#0E1114" FontSize="14">Font Color:</TextBlock>

            <common:ColorPickerControl x:Name="FontColorUI" Grid.Row="1" Margin="0,20,0,0" TransparentBtnProperty="Collapsed"></common:ColorPickerControl>

            <Grid Grid.Row="2" Margin="0,20,0,0" Visibility="Visible">
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="*"></ColumnDefinition>
                    <ColumnDefinition Width="auto"></ColumnDefinition>
                </Grid.ColumnDefinitions>
                <Grid.RowDefinitions>
                    <RowDefinition Height="auto"></RowDefinition>
                    <RowDefinition Height="auto"></RowDefinition>
                </Grid.RowDefinitions>

                <TextBlock FontSize="14" Foreground="#43474D">Opacity:</TextBlock>

                <Slider Style="{StaticResource SliderStyle}" Grid.Row="1" Width="148" Height="28"
                    Name="FontOpacitySlider" 
                    Value="14"  
                    IsSelectionRangeEnabled="True" 
                    IsMoveToPointEnabled="True" 
                    Margin="2,20,2,0"  
                    Maximum="1" 
                    Minimum="0" 
                    TickFrequency="0.01"
                    IsSnapToTickEnabled="True" 
                    Thumb.DragCompleted="SliderOpacity_DragCompleted"
                    Thumb.DragStarted="Slider_DragStarted"
                    ValueChanged="SliderOpacity_ValueChanged"
                    Tag="true"
                    />

                <Grid Grid.Row="1" Grid.Column="1" Margin="0,10,0,0">
                    <ComboBox Name="OpacityComboBox" VerticalContentAlignment="Center" Width="72" Height="28" Foreground="#43474D" FontSize="14"
                              SelectionChanged="OpacityComboBox_SelectionChanged" BorderBrush="#1E000000">
                        <ComboBoxItem>25%</ComboBoxItem>
                        <ComboBoxItem>50%</ComboBoxItem>
                        <ComboBoxItem>75%</ComboBoxItem>
                        <ComboBoxItem>100%</ComboBoxItem>
                    </ComboBox>
                    <TextBox Name="OpacityTextBox" IsHitTestVisible="False" Width="72" Height="30" VerticalContentAlignment="Center" HorizontalContentAlignment="Center"
                             IsReadOnly="True" Background="White" Padding="0,0,15,0" FontSize="14">100%</TextBox>
                    <Path Fill="#43474D" HorizontalAlignment="Right" VerticalAlignment="Center" Margin="0,0,5,0" IsHitTestVisible="False">
                        <Path.Data>
                            M0.5 0.510248L4.5041 5.5L8.5 0.5L0.5 0.510248Z
                        </Path.Data>
                    </Path>
                </Grid>
            </Grid>

            <local:CPDFTextStyleUI x:Name="TextStyleUI" Grid.Row="3" FontSize="16" Margin="0,20,0,0"></local:CPDFTextStyleUI>

            <local:CPDFTextAlignUI x:Name="TextAlignUI" Grid.Row="4" FontSize="16" Margin="0,20,0,0" Width="150" HorizontalAlignment="Left"></local:CPDFTextAlignUI>
            
        </Grid>

    </Grid>
</UserControl>