ShrlAlgoToolkit/NeuWPF/NeoUI/Controls/IconElement.xaml

<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:controls="clr-namespace:NeoUI.Controls"
    xmlns:conv="clr-namespace:NeoUI.Converters"
    xmlns:internal="clr-namespace:NeoUI.Converters.Internal"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <FontFamily x:Key="MaterialIconFont">pack://application:,,,/NeoUI;component/Assets/#Material Symbols Rounded</FontFamily>

    <!--  DataTemplates  -->
    <DataTemplate x:Key="MaterialTemplate">
        <TextBlock
            FontFamily="{Binding FontFamily, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            FontSize="{Binding FontSize, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Foreground="{Binding Foreground, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Text="{Binding Symbol, RelativeSource={RelativeSource AncestorType=controls:IconElement}, Converter={x:Static internal:SymbolToCharConverter.Instance}}"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}" />
    </DataTemplate>

    <DataTemplate x:Key="GlyphTemplate">
        <TextBlock
            FontFamily="{Binding FontFamily, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            FontSize="{Binding FontSize, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Foreground="{Binding Foreground, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Text="{Binding Glyph, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}" />
    </DataTemplate>

    <DataTemplate x:Key="ImageTemplate">
        <Image
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            SnapsToDevicePixels="True"
            Source="{Binding ImageSource, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Stretch="{Binding ImageStretch, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}" />
    </DataTemplate>

    <DataTemplate x:Key="GeometryTemplate">
        <Viewbox
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Stretch="Uniform"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}">
            <Path
                Data="{Binding Geometry, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
                Fill="{Binding GeometryFill, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
                Stretch="Uniform"
                Stroke="{Binding GeometryStroke, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
                StrokeThickness="{Binding GeometryStrokeThickness, RelativeSource={RelativeSource AncestorType=controls:IconElement}}" />
        </Viewbox>
    </DataTemplate>

    <DataTemplate x:Key="DrawingTemplate">
        <Image
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Source="{Binding DrawingImage, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Stretch="Uniform"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}" />
    </DataTemplate>

    <DataTemplate x:Key="DrawingBrushTemplate">
        <Viewbox
            HorizontalAlignment="{Binding HorizontalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
            Stretch="Uniform"
            VerticalAlignment="{Binding VerticalContentAlignment, RelativeSource={RelativeSource AncestorType=controls:IconElement}}">
            <Rectangle
                Fill="{Binding DrawingBrush, RelativeSource={RelativeSource AncestorType=controls:IconElement}}"
                Height="24"
                Width="24" />
        </Viewbox>
    </DataTemplate>

    <!--  样式  -->
    <Style TargetType="{x:Type controls:IconElement}" x:Key="IconElementStyle">
        <Setter Property="FontFamily" Value="{StaticResource MaterialIconFont}" />
        <Setter Property="FontSize" Value="16" />
        <Setter Property="Foreground" Value="{DynamicResource TextPrimaryBrush}" />
        <Setter Property="HorizontalContentAlignment" Value="Center" />
        <Setter Property="VerticalContentAlignment" Value="Center" />
        <Setter Property="SnapsToDevicePixels" Value="True" />
        <Setter Property="Focusable" Value="False" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type controls:IconElement}">
                    <Border Background="Transparent">
                        <ContentControl Focusable="False" x:Name="PART_Content" />
                    </Border>
                    <ControlTemplate.Triggers>
                        <Trigger Property="controls:IconElement.EffectiveContentType" Value="Material">
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource MaterialTemplate}" />
                        </Trigger>
                        <Trigger Property="controls:IconElement.EffectiveContentType" Value="Glyph">
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource GlyphTemplate}" />
                        </Trigger>
                        <Trigger Property="controls:IconElement.EffectiveContentType" Value="Image">
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource ImageTemplate}" />
                        </Trigger>
                        <Trigger Property="controls:IconElement.EffectiveContentType" Value="Geometry">
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource GeometryTemplate}" />
                        </Trigger>
                        <!--  Drawing (没有 Brush)  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="controls:IconElement.EffectiveContentType" Value="Drawing" />
                                <Condition Property="DrawingBrush" Value="{x:Null}" />
                            </MultiTrigger.Conditions>
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource DrawingTemplate}" />
                        </MultiTrigger>
                        <!--  DrawingBrush 优先  -->
                        <MultiTrigger>
                            <MultiTrigger.Conditions>
                                <Condition Property="controls:IconElement.EffectiveContentType" Value="Brush" />
                            </MultiTrigger.Conditions>
                            <Setter Property="ContentTemplate" TargetName="PART_Content" Value="{StaticResource DrawingBrushTemplate}" />
                        </MultiTrigger>
                        <Trigger Property="IsEnabled" Value="False">
                            <Setter Property="Foreground" Value="{DynamicResource TextDisabledBrush}" />
                            <Setter Property="Opacity" TargetName="PART_Content" Value="0.55" />
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <!--  默认引用  -->
    <Style BasedOn="{StaticResource IconElementStyle}" TargetType="{x:Type controls:IconElement}" />
</ResourceDictionary>