<UserControl x:Class="MainShell.Recipe.View.MarkTeachView"
             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:behavior="clr-namespace:MainShell.Common.ControlAttribute"
             mc:Ignorable="d"
             d:DesignHeight="450"
             d:DesignWidth="800">

    <UserControl.Resources>
        <SolidColorBrush x:Key="MarkTeachPageBackgroundBrush" Color="#F4F7FB"/>
        <SolidColorBrush x:Key="MarkTeachCardBackgroundBrush" Color="#FFFFFF"/>
        <SolidColorBrush x:Key="MarkTeachCardBorderBrush" Color="#D6E0EA"/>
        <SolidColorBrush x:Key="MarkTeachHeaderBackgroundBrush" Color="#EEF3F8"/>
        <SolidColorBrush x:Key="MarkTeachHeaderForegroundBrush" Color="#2E5FA7"/>
        <SolidColorBrush x:Key="MarkTeachBodyTextBrush" Color="#425466"/>
        <SolidColorBrush x:Key="MarkTeachMutedTextBrush" Color="#6B7B8D"/>
        <SolidColorBrush x:Key="MarkTeachNumberBrush" Color="#264B86"/>
        <SolidColorBrush x:Key="MarkTeachTabSelectedBrush" Color="#E8F0FC"/>
        <SolidColorBrush x:Key="MarkTeachTabHoverBrush" Color="#F4F8FE"/>
        <SolidColorBrush x:Key="MarkTeachTabNormalBrush" Color="#D6DDE7"/>

        <Style x:Key="MarkTeachSectionGroupStyle" TargetType="GroupBox">
            <Setter Property="BorderBrush" Value="{StaticResource MarkTeachCardBorderBrush}"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Background" Value="{StaticResource MarkTeachCardBackgroundBrush}"/>
            <Setter Property="Margin" Value="0,0,0,12"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="GroupBox">
                        <Border Background="{TemplateBinding Background}"
                                BorderBrush="{TemplateBinding BorderBrush}"
                                BorderThickness="{TemplateBinding BorderThickness}">
                            <Grid>
                                <Grid.RowDefinitions>
                                    <RowDefinition Height="Auto"/>
                                    <RowDefinition Height="*"/>
                                </Grid.RowDefinitions>
                                <Border Background="{StaticResource MarkTeachHeaderBackgroundBrush}"
                                        BorderBrush="{TemplateBinding BorderBrush}"
                                        BorderThickness="0,0,0,1"
                                        Padding="12,8">
                                    <ContentPresenter ContentSource="Header" HorizontalAlignment="Center"/>
                                </Border>
                                <ContentPresenter Grid.Row="1"
                                                  Margin="12,12,12,12"
                                                  ContentSource="Content"/>
                            </Grid>
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
            <Setter Property="HeaderTemplate">
                <Setter.Value>
                    <DataTemplate>
                        <TextBlock Text="{Binding}"
                                   FontSize="15"
                                   FontWeight="Bold"
                                   Foreground="{StaticResource MarkTeachHeaderForegroundBrush}"/>
                    </DataTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <Style x:Key="MarkTeachFieldLabelStyle" TargetType="TextBlock">
            <Setter Property="Foreground" Value="{StaticResource MarkTeachBodyTextBrush}"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
            <Setter Property="Margin" Value="0,0,0,6"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
        </Style>

        <Style x:Key="MarkTeachReadOnlyTextBoxStyle" TargetType="TextBox">
            <Setter Property="Height" Value="34"/>
            <Setter Property="Padding" Value="12,0"/>
            <Setter Property="BorderBrush" Value="{StaticResource MarkTeachCardBorderBrush}"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="Background" Value="White"/>
            <Setter Property="Foreground" Value="#2F3E4E"/>
            <Setter Property="VerticalContentAlignment" Value="Center"/>
        </Style>

        <Style x:Key="MarkTeachInputTextBoxStyle" TargetType="TextBox" BasedOn="{StaticResource MarkTeachReadOnlyTextBoxStyle}">
            <Setter Property="Height" Value="38"/>
            <Setter Property="MinWidth" Value="96"/>
        </Style>

        <Style x:Key="MarkTeachPrimaryActionButtonStyle" TargetType="Button" BasedOn="{StaticResource MarkPrimaryActionButtonStyle}">
           
            <Setter Property="Height" Value="38"/>
            <Setter Property="FontSize" Value="13"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>

        <Style x:Key="MarkTeachOutlineActionButtonStyle" TargetType="Button" BasedOn="{StaticResource MarkOutlineActionButtonStyle}">
         
            <Setter Property="Height" Value="38"/>
            <Setter Property="FontSize" Value="13"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>

        <Style x:Key="MarkTeachNeutralActionButtonStyle" TargetType="Button" BasedOn="{StaticResource MarkNeutralActionButtonStyle}">
         
            <Setter Property="Height" Value="38"/>
            <Setter Property="FontSize" Value="13"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>

        <Style x:Key="MarkTeachDangerOutlineButtonStyle" TargetType="Button" BasedOn="{StaticResource MarkDangerOutlineButtonStyle}">
          
            <Setter Property="Height" Value="38"/>
            <Setter Property="FontSize" Value="13"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>

        <Style x:Key="MarkTeachHintTextStyle" TargetType="TextBlock">
            <Setter Property="TextWrapping" Value="Wrap"/>
            <Setter Property="Foreground" Value="{StaticResource MarkTeachBodyTextBrush}"/>
            <Setter Property="LineHeight" Value="22"/>
        </Style>

        <Style x:Key="MarkTeachCaptionStyle" TargetType="TextBlock">
            <Setter Property="Foreground" Value="{StaticResource MarkTeachMutedTextBrush}"/>
            <Setter Property="FontSize" Value="12"/>
            <Setter Property="Margin" Value="0,0,0,10"/>
            <Setter Property="TextWrapping" Value="Wrap"/>
        </Style>

        <Style x:Key="MarkTeachInlineCaptionStyle" TargetType="TextBlock" BasedOn="{StaticResource MarkTeachCaptionStyle}">
            <Setter Property="Margin" Value="0"/>
            <Setter Property="VerticalAlignment" Value="Center"/>
        </Style>

        <Style x:Key="MarkTeachStatTitleStyle" TargetType="TextBlock">
            <Setter Property="Foreground" Value="{StaticResource MarkTeachMutedTextBrush}"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
        </Style>

        <Style x:Key="MarkTeachStatValueStyle" TargetType="TextBlock">
            <Setter Property="FontSize" Value="24"/>
            <Setter Property="FontWeight" Value="Bold"/>
            <Setter Property="Foreground" Value="{StaticResource MarkTeachNumberBrush}"/>
        </Style>

        <Style x:Key="MarkTeachTabItemStyle" TargetType="TabItem">
            <Setter Property="Padding" Value="34,12"/>
            <Setter Property="Foreground" Value="{StaticResource MarkTeachBodyTextBrush}"/>
            <Setter Property="FontWeight" Value="SemiBold"/>
            <Setter Property="Background" Value="{StaticResource MarkTeachTabNormalBrush}"/>
            <Setter Property="BorderBrush" Value="{StaticResource MarkTeachCardBorderBrush}"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="TabItem">
                        <Border x:Name="TabBorder"
                                Background="{TemplateBinding Background}"
                                BorderBrush="{TemplateBinding BorderBrush}"
                                BorderThickness="0,2,1,0"
                                Margin="0,0,1,0"
                                Padding="{TemplateBinding Padding}">
                            <ContentPresenter HorizontalAlignment="Center"
                                              VerticalAlignment="Center"
                                              ContentSource="Header"/>
                        </Border>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsSelected" Value="True">
                                <Setter TargetName="TabBorder" Property="Background" Value="White"/>
                                <Setter TargetName="TabBorder" Property="BorderBrush" Value="{StaticResource MarkTeachHeaderForegroundBrush}"/>
                                <Setter Property="Foreground" Value="{StaticResource MarkTeachHeaderForegroundBrush}"/>
                            </Trigger>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter TargetName="TabBorder" Property="Background" Value="{StaticResource MarkTeachTabHoverBrush}"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </UserControl.Resources>

    <Grid Background="{StaticResource MarkTeachPageBackgroundBrush}">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>
        <Border Grid.Row="1"
                Margin="12"
                Background="White"
                BorderBrush="{StaticResource MarkTeachCardBorderBrush}"
                BorderThickness="1">
            <TabControl Background="Transparent"
                        BorderThickness="0"
                        Padding="0"
                        ItemContainerStyle="{StaticResource MarkTeachTabItemStyle}">
                <TabItem Header="{DynamicResource MarkTeachTabTeach}">
                    <ScrollViewer VerticalScrollBarVisibility="Auto"
                                  HorizontalScrollBarVisibility="Disabled">
                        <Grid Margin="20,16,20,12">
                            <Grid.RowDefinitions>
                                <RowDefinition Height="Auto"/>
                                <RowDefinition Height="Auto"/>
                                <RowDefinition Height="*"/>
                            </Grid.RowDefinitions>

                            <GroupBox Grid.Row="0"
                                      Style="{StaticResource MarkTeachSectionGroupStyle}"
                                      Header="{DynamicResource MakeModel}">
                                <StackPanel>
                                    <TextBlock Text="{DynamicResource MarkTeachTeachSectionHint}"
                                               Style="{StaticResource MarkTeachCaptionStyle}"/>
                                    <WrapPanel Orientation="Horizontal">
                                        <Button Style="{StaticResource MarkTeachPrimaryActionButtonStyle}"
                                                Content="{DynamicResource VisionParSet}"
                                                Command="{Binding VisionParSetCmd}"
                                                Margin="0,0,10,0"/>
                                        <Button Style="{StaticResource MarkTeachOutlineActionButtonStyle}"
                                                Content="{DynamicResource MarkModel}"
                                                Command="{Binding MarkModelCmd}"
                                                Margin="0"/>
                                    </WrapPanel>
                                </StackPanel>
                            </GroupBox>

                            <GroupBox Grid.Row="1"
                                      Style="{StaticResource MarkTeachSectionGroupStyle}"
                                      Header="{DynamicResource MarkTeachOperationsHeader}">
                                <Grid>
                                    <Grid.RowDefinitions>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="*"/>
                                    </Grid.RowDefinitions>

                                    <WrapPanel Grid.Row="0" Orientation="Horizontal" Margin="0,0,0,12">
                                        <Button Content="{DynamicResource AddMark}"
                                                Style="{StaticResource MarkTeachPrimaryActionButtonStyle}"
                                                Command="{Binding AddMarkCmd}"
                                                Margin="0,0,10,10"/>
                                        <Button Content="{DynamicResource DeleteMark}"
                                                Style="{StaticResource MarkTeachDangerOutlineButtonStyle}"
                                                Command="{Binding DeleteMarkCmd}"
                                                Margin="0,0,10,10"/>
                                        <Button Content="{DynamicResource TeachPos}"
                                                Style="{StaticResource MarkTeachNeutralActionButtonStyle}"
                                                Command="{Binding TeachMarkCmd}"
                                                Margin="0,0,10,10"/>
                                        <Button Content="{DynamicResource MoveToCurrentPos}"
                                                Style="{StaticResource MarkTeachNeutralActionButtonStyle}"
                                                Command="{Binding MoveToMarkCmd}"
                                                Margin="0,0,10,10"/>
                                        <CheckBox Content="{DynamicResource MarkTeachReferenceTeach}"
                                                  IsChecked="{Binding IsTeachPose, UpdateSourceTrigger=PropertyChanged}"
                                                  VerticalAlignment="Center"
                                                  Margin="8,0,2,10"/>
                                    </WrapPanel>

                                    <DataGrid Grid.Row="1"
                                              Margin="0"
                                              MinHeight="180"
                                              ItemsSource="{Binding MarkDatas}"
                                              SelectedItem="{Binding SelectedMarkData}"
                                              AutoGenerateColumns="False"
                                              CanUserAddRows="False">
                                        <DataGrid.Resources>
                                            <Style x:Key="NumericOnlyEditingTextBoxStyle" TargetType="TextBox">
                                                <Setter Property="behavior:ControlBehavior.IsNumericOnly" Value="True"/>
                                            </Style>
                                        </DataGrid.Resources>
                                        <DataGrid.Columns>
                                            <DataGridTemplateColumn Header="{DynamicResource InUse}" Width="58">
                                                <DataGridTemplateColumn.CellTemplate>
                                                    <DataTemplate>
                                                        <CheckBox 
                                                                  HorizontalAlignment="Center"
                                                                  VerticalAlignment="Center"
                                                                  IsChecked="{Binding IsEnabled, UpdateSourceTrigger=PropertyChanged}"/>
                                                    </DataTemplate>
                                                </DataGridTemplateColumn.CellTemplate>
                                            </DataGridTemplateColumn>
                                            <DataGridTextColumn Header="{DynamicResource MarkTeachBaseX}" Width="*" Binding="{Binding BasePos.X}" EditingElementStyle="{StaticResource NumericOnlyEditingTextBoxStyle}"/>
                                            <DataGridTextColumn Header="{DynamicResource MarkTeachBaseY}" Width="*" Binding="{Binding BasePos.Y}" EditingElementStyle="{StaticResource NumericOnlyEditingTextBoxStyle}"/>
                                            <DataGridTextColumn Header="{DynamicResource MarkTeachCameraX}" Width="*" Binding="{Binding CameraPos.X}" EditingElementStyle="{StaticResource NumericOnlyEditingTextBoxStyle}"/>
                                            <DataGridTextColumn Header="{DynamicResource MarkTeachCameraY}" Width="*" Binding="{Binding CameraPos.Y}" EditingElementStyle="{StaticResource NumericOnlyEditingTextBoxStyle}"/>
                                            <DataGridComboBoxColumn Width="2*"  TextBinding="{Binding TemplateName}" Header="{DynamicResource MarkTeachTemplateName}">
                                                <DataGridComboBoxColumn.EditingElementStyle>
                                                    <Style TargetType="ComboBox">
                                                        <Setter Property="ItemsSource" Value="{Binding DataContext.AvailableTemplates, RelativeSource={RelativeSource AncestorType=UserControl}}" />
                                                        <Setter Property="DisplayMemberPath" Value="TemplateName"/>
                                                        <Setter Property="SelectedIndex" Value="0"/>
                                                    </Style>
                                                </DataGridComboBoxColumn.EditingElementStyle>
                                            </DataGridComboBoxColumn>
                                        </DataGrid.Columns>
                                    </DataGrid>
                                </Grid>
                            </GroupBox>

                            <Border Grid.Row="2"
                                    Padding="12,10"
                                    Background="#F8FBFF"
                                    BorderBrush="{StaticResource MarkTeachCardBorderBrush}"
                                    BorderThickness="1">
                                <TextBlock Text="{DynamicResource MarkTeachTeachBottomHint}"
                                           Style="{StaticResource MarkTeachHintTextStyle}"/>
                            </Border>
                        </Grid>
                    </ScrollViewer>
                </TabItem>

                <TabItem Header="{DynamicResource MarkTeachTabCoordinate}">
                    <ScrollViewer VerticalScrollBarVisibility="Auto"
                                  HorizontalScrollBarVisibility="Disabled">
                        <Grid Margin="20,16,20,12">
                            <Grid.RowDefinitions>
                                <RowDefinition Height="Auto"/>
                                <RowDefinition Height="*"/>
                            </Grid.RowDefinitions>

                            <GroupBox Grid.Row="0"
                                      Style="{StaticResource MarkTeachSectionGroupStyle}"
                                      Header="{DynamicResource MarkTeachCoordinateSourceHeader}">
                                <Grid>
                                    <Grid.RowDefinitions>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="Auto"/>
                                    </Grid.RowDefinitions>
                                    <Grid.ColumnDefinitions>
                                        <ColumnDefinition Width="130"/>
                                        <ColumnDefinition Width="14"/>
                                        <ColumnDefinition Width="130"/>
                                        <ColumnDefinition Width="14"/>
                                        <ColumnDefinition Width="96"/>
                                        <ColumnDefinition Width="14"/>
                                        <ColumnDefinition Width="96"/>
                                        <ColumnDefinition Width="*"/>
                                    </Grid.ColumnDefinitions>

                                    <TextBlock Grid.Row="0"
                                               Grid.ColumnSpan="8"
                                               Text="{DynamicResource MarkTeachCoordinateActionHint}"
                                               Style="{StaticResource MarkTeachCaptionStyle}"/>

                                    <TextBlock Grid.Row="1" Grid.Column="0" Text="{DynamicResource MarkTeachPitchX}" Style="{StaticResource MarkTeachFieldLabelStyle}"/>
                                    <TextBlock Grid.Row="1" Grid.Column="2" Text="{DynamicResource MarkTeachPitchY}" Style="{StaticResource MarkTeachFieldLabelStyle}"/>
                                    <TextBlock Grid.Row="1" Grid.Column="4" Text="{DynamicResource MarkTeachRows}" Style="{StaticResource MarkTeachFieldLabelStyle}"/>
                                    <TextBlock Grid.Row="1" Grid.Column="6" Text="{DynamicResource MarkTeachCols}" Style="{StaticResource MarkTeachFieldLabelStyle}"/>

                                    <TextBox Grid.Row="2" Grid.Column="0"
                                             Style="{StaticResource MarkTeachInputTextBoxStyle}"
                                             Text="{Binding CoordinateGenerationState.PitchX, UpdateSourceTrigger=PropertyChanged}"
                                             behavior:ControlBehavior.IsNumericOnly="True"/>
                                    <TextBox Grid.Row="2" Grid.Column="2"
                                             Style="{StaticResource MarkTeachInputTextBoxStyle}"
                                             Text="{Binding CoordinateGenerationState.PitchY, UpdateSourceTrigger=PropertyChanged}"
                                             behavior:ControlBehavior.IsNumericOnly="True"/>
                                    <TextBox Grid.Row="2" Grid.Column="4"
                                             Style="{StaticResource MarkTeachInputTextBoxStyle}"
                                             Text="{Binding CoordinateGenerationState.Rows, UpdateSourceTrigger=PropertyChanged}"
                                             behavior:ControlBehavior.IsNumericOnly="True"/>
                                    <TextBox Grid.Row="2" Grid.Column="6"
                                             Style="{StaticResource MarkTeachInputTextBoxStyle}"
                                             Text="{Binding CoordinateGenerationState.Cols, UpdateSourceTrigger=PropertyChanged}"
                                             behavior:ControlBehavior.IsNumericOnly="True"/>

                                    <StackPanel Grid.Row="3"
                                                Grid.ColumnSpan="8"
                                                Margin="0,14,0,0">
                                        <TextBlock Text="{DynamicResource MarkTeachCoordinateActionHeader}"
                                                   Style="{StaticResource MarkTeachFieldLabelStyle}"
                                                   Margin="0,0,0,8"/>
                                        <WrapPanel HorizontalAlignment="Left"
                                                  Orientation="Horizontal">
                                            <Button Content="{DynamicResource MarkTeachGenerateCoordinates}"
                                                    Style="{StaticResource MarkTeachPrimaryActionButtonStyle}"
                                                Command="{Binding GenerateCoordinatesCmd}"
                                                    Margin="0,0,10,10"/>
                                            <Button Content="{DynamicResource MarkTeachImportCoordinates}"
                                                    Style="{StaticResource MarkTeachOutlineActionButtonStyle}"
                                                Command="{Binding ImportCoordinatesCmd}"
                                                    Margin="0,0,10,10"/>
                                            <Button Content="{DynamicResource MarkCoordinatePreviewOpen}"
                                                    Style="{StaticResource MarkTeachOutlineActionButtonStyle}"
                                                    Command="{Binding ShowCoordinatePreviewCmd}"
                                                    Margin="0,0,10,10"/>
                                            <Button Content="{DynamicResource MarkTeachClearCoordinates}"
                                                    Style="{StaticResource MarkTeachDangerOutlineButtonStyle}"
                                                    Command="{Binding ClearCoordinatesCmd}"
                                                    Margin="0,0,0,10"/>
                                        </WrapPanel>
                                        </StackPanel>
                                </Grid>
                            </GroupBox>

                            <GroupBox Grid.Row="1"
                                      Style="{StaticResource MarkTeachSectionGroupStyle}"
                                      Header="{DynamicResource MarkTeachCoordinateDetailsHeader}">
                                <Grid>
                                    <Grid.RowDefinitions>
                                        <RowDefinition Height="Auto"/>
                                        <RowDefinition Height="*"/>
                                    </Grid.RowDefinitions>

                                    <StackPanel Grid.Row="0"
                                                Margin="0,0,0,12"
                                                Orientation="Horizontal"
                                                HorizontalAlignment="Right">
                                        <TextBlock Text="{DynamicResource MarkTeachCoordinateCurrentDisplayCount}"
                                                   Style="{StaticResource MarkTeachInlineCaptionStyle}"/>
                                        <TextBlock Text="{Binding CoordinatePreviewPoints.Count}"
                                                   Foreground="{StaticResource MarkTeachHeaderForegroundBrush}"
                                                   FontWeight="Bold"
                                                   VerticalAlignment="Center"/>
                                    </StackPanel>

                                    <Grid Grid.Row="1">
                                        <DataGrid Margin="0"
                                                  MinHeight="320"
                                                  ItemsSource="{Binding CoordinatePreviewPoints}"
                                                  AutoGenerateColumns="False"
                                                  CanUserAddRows="False"
                                                  CanUserDeleteRows="False"
                                                  IsReadOnly="True">
                                            <DataGrid.Columns>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinateIndex}" Width="78" Binding="{Binding Index}"/>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinatePointName}" Width="2*" Binding="{Binding PointName}"/>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinateRowHeader}" Width="*" Binding="{Binding Row}"/>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinateColHeader}" Width="*" Binding="{Binding Col}"/>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinateTheoryX}" Width="*" Binding="{Binding TheoryX, StringFormat={}{0:0.####}}"/>
                                                <DataGridTextColumn Header="{DynamicResource MarkTeachCoordinateTheoryY}" Width="*" Binding="{Binding TheoryY, StringFormat={}{0:0.####}}"/>
                                            </DataGrid.Columns>
                                        </DataGrid>

                                        <TextBlock HorizontalAlignment="Center"
                                                   VerticalAlignment="Center"
                                                   Text="{DynamicResource MarkTeachCoordinateEmptyHint}"
                                                   Foreground="#C1C8D2"
                                                   FontSize="18"
                                                   IsHitTestVisible="False">
                                            <TextBlock.Style>
                                                <Style TargetType="TextBlock">
                                                    <Setter Property="Visibility" Value="Collapsed"/>
                                                    <Style.Triggers>
                                                        <DataTrigger Binding="{Binding CoordinatePreviewPoints.Count}" Value="0">
                                                            <Setter Property="Visibility" Value="Visible"/>
                                                        </DataTrigger>
                                                    </Style.Triggers>
                                                </Style>
                                            </TextBlock.Style>
                                        </TextBlock>
                                    </Grid>
                                </Grid>
                            </GroupBox>
                        </Grid>
                    </ScrollViewer>
                </TabItem>
            </TabControl>
        </Border>
    </Grid>
</UserControl>
