WPF Diagram Designer - Part 2

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <ResourceDictionary.MergedDictionaries>
        <ResourceDictionary Source="Brushes.xaml" />
    </ResourceDictionary.MergedDictionaries>

    <Style x:Key="ScrollBarLineButton"
           TargetType="{x:Type RepeatButton}">
        <Setter Property="SnapsToDevicePixels"
                Value="True" />
        <Setter Property="OverridesDefaultStyle"
                Value="true" />
        <Setter Property="Focusable"
                Value="false" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type RepeatButton}">
                    <Border Name="Border"
                            Margin="1"
                            CornerRadius="2"
                            Background="{StaticResource NormalBrush}"
                            BorderBrush="{StaticResource NormalBorderBrush}"
                            BorderThickness="1">
                        <Path HorizontalAlignment="Center"
                              VerticalAlignment="Center"
                              Fill="{StaticResource GlyphBrush}"
                              Data="{Binding Path=Content,RelativeSource={RelativeSource TemplatedParent}}" />
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsPressed"
                                 Value="true">
                            <Setter TargetName="Border"
                                    Property="Background"
                                    Value="{StaticResource PressedBrush}" />
                        </Trigger>
                        <Trigger Property="IsEnabled"
                                 Value="false">
                            <Setter Property="Foreground"
                                    Value="{StaticResource DisabledForegroundBrush}" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="ScrollBarPageButton"
           TargetType="{x:Type RepeatButton}">
        <Setter Property="SnapsToDevicePixels"
                Value="True" />
        <Setter Property="OverridesDefaultStyle"
                Value="true" />
        <Setter Property="IsTabStop"
                Value="false" />
        <Setter Property="Focusable"
                Value="false" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type RepeatButton}">
                    <Border Background="Transparent" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="ScrollBarThumb"
           TargetType="{x:Type Thumb}">
        <Setter Property="SnapsToDevicePixels"
                Value="True" />
        <Setter Property="OverridesDefaultStyle"
                Value="true" />
        <Setter Property="IsTabStop"
                Value="false" />
        <Setter Property="Focusable"
                Value="false" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Thumb}">
                    <Border CornerRadius="2"
                            Background="{TemplateBinding Background}"
                            BorderBrush="{TemplateBinding BorderBrush}"
                            BorderThickness="1" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <ControlTemplate x:Key="VerticalScrollBar"
                     TargetType="{x:Type ScrollBar}">
        <Grid>
            <Grid.RowDefinitions>
                <RowDefinition MaxHeight="18" />
                <RowDefinition Height="0.00001*" />
                <RowDefinition MaxHeight="18" />
            </Grid.RowDefinitions>
            <Border Grid.RowSpan="3"
                    CornerRadius="2"
                    Background="#F0F0F0" />
            <RepeatButton Grid.Row="0"
                          Style="{StaticResource ScrollBarLineButton}"
                          Height="18"
                          Command="ScrollBar.LineUpCommand"
                          Content="M 0 4 L 8 4 L 4 0 Z" />
            <Track Name="PART_Track"
                   Grid.Row="1"
                   IsDirectionReversed="true">
                <Track.DecreaseRepeatButton>
                    <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                                  Command="ScrollBar.PageUpCommand" />
                </Track.DecreaseRepeatButton>
                <Track.Thumb>
                    <Thumb Style="{StaticResource ScrollBarThumb}"
                           Margin="1,0,1,0"
                           Background="{StaticResource HorizontalNormalBrush}"
                           BorderBrush="{StaticResource HorizontalNormalBorderBrush}" />
                </Track.Thumb>
                <Track.IncreaseRepeatButton>
                    <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                                  Command="ScrollBar.PageDownCommand" />
                </Track.IncreaseRepeatButton>
            </Track>
            <RepeatButton Grid.Row="3"
                          Style="{StaticResource ScrollBarLineButton}"
                          Height="18"
                          Command="ScrollBar.LineDownCommand"
                          Content="M 0 0 L 4 4 L 8 0 Z" />
        </Grid>
    </ControlTemplate>

    <ControlTemplate x:Key="HorizontalScrollBar"
                     TargetType="{x:Type ScrollBar}">
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition MaxWidth="18" />
                <ColumnDefinition Width="0.00001*" />
                <ColumnDefinition MaxWidth="18" />
            </Grid.ColumnDefinitions>
            <Border Grid.ColumnSpan="3"
                    CornerRadius="2"
                    Background="#F0F0F0" />
            <RepeatButton Grid.Column="0"
                          Style="{StaticResource ScrollBarLineButton}"
                          Width="18"
                          Command="ScrollBar.LineLeftCommand"
                          Content="M 4 0 L 4 8 L 0 4 Z" />
            <Track Name="PART_Track"
                   Grid.Column="1"
                   IsDirectionReversed="False">
                <Track.DecreaseRepeatButton>
                    <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                                  Command="ScrollBar.PageLeftCommand" />
                </Track.DecreaseRepeatButton>
                <Track.Thumb>
                    <Thumb Style="{StaticResource ScrollBarThumb}"
                           Margin="0,1,0,1"
                           Background="{StaticResource NormalBrush}"
                           BorderBrush="{StaticResource NormalBorderBrush}" />
                </Track.Thumb>
                <Track.IncreaseRepeatButton>
                    <RepeatButton Style="{StaticResource ScrollBarPageButton}"
                                  Command="ScrollBar.PageRightCommand" />
                </Track.IncreaseRepeatButton>
            </Track>
            <RepeatButton Grid.Column="3"
                          Style="{StaticResource ScrollBarLineButton}"
                          Width="18"
                          Command="ScrollBar.LineRightCommand"
                          Content="M 0 0 L 4 4 L 0 8 Z" />
        </Grid>
    </ControlTemplate>

    <Style x:Key="{x:Type ScrollBar}"
           TargetType="{x:Type ScrollBar}">
        <Setter Property="SnapsToDevicePixels"
                Value="True" />
        <Setter Property="OverridesDefaultStyle"
                Value="true" />
        <Style.Triggers>
            <Trigger Property="Orientation"
                     Value="Horizontal">
                <Setter Property="Width"
                        Value="Auto" />
                <Setter Property="Height"
                        Value="18" />
                <Setter Property="Template"
                        Value="{StaticResource HorizontalScrollBar}" />
            </Trigger>
            <Trigger Property="Orientation"
                     Value="Vertical">
                <Setter Property="Width"
                        Value="18" />
                <Setter Property="Height"
                        Value="Auto" />
                <Setter Property="Template"
                        Value="{StaticResource VerticalScrollBar}" />
            </Trigger>
        </Style.Triggers>
    </Style>
</ResourceDictionary>