c# - 如何使用 WPF 创建六边形菜单？

Question

请我需要在 wpf 中创建六边形菜单作为面板，但我不知道如何将面板创建为六边形注意我需要创建它而不是绘制它。谢谢

Answer 1

尝试这样的事情：

<Window x:Class="HexagonMenu.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">

    <Window.Resources>
        <Style x:Key="ButtonFocusVisual">
            <Setter Property="Control.Template">
                <Setter.Value>
                    <ControlTemplate>
                        <Border>
                            <Rectangle 
                                Margin="2"
                                StrokeThickness="1"
                                Stroke="#60000000"
                                StrokeDashArray="1 2"/>
                        </Border>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

        <LinearGradientBrush x:Key="NormalBrush" StartPoint="0,0" EndPoint="0,1">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#FFF" Offset="0.0"/>
                    <GradientStop Color="#CCC" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <LinearGradientBrush x:Key="HorizontalNormalBrush" StartPoint="0,0" EndPoint="1,0">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#FFF" Offset="0.0"/>
                    <GradientStop Color="#CCC" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <LinearGradientBrush x:Key="LightBrush" StartPoint="0,0" EndPoint="0,1">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#FFF" Offset="0.0"/>
                    <GradientStop Color="#EEE" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <LinearGradientBrush x:Key="HorizontalLightBrush" StartPoint="0,0" EndPoint="1,0">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#FFF" Offset="0.0"/>
                    <GradientStop Color="#EEE" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <LinearGradientBrush x:Key="DarkBrush" StartPoint="0,0" EndPoint="0,1">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#FFF" Offset="0.0"/>
                    <GradientStop Color="#AAA" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <LinearGradientBrush x:Key="PressedBrush" StartPoint="0,0" EndPoint="0,1">
            <GradientBrush.GradientStops>
                <GradientStopCollection>
                    <GradientStop Color="#BBB" Offset="0.0"/>
                    <GradientStop Color="#EEE" Offset="0.1"/>
                    <GradientStop Color="#EEE" Offset="0.9"/>
                    <GradientStop Color="#FFF" Offset="1.0"/>
                </GradientStopCollection>
            </GradientBrush.GradientStops>
        </LinearGradientBrush>

        <SolidColorBrush x:Key="DisabledForegroundBrush" Color="#888" />

        <SolidColorBrush x:Key="DisabledBackgroundBrush" Color="#EEE" />

        <SolidColorBrush x:Key="WindowBackgroundBrush" Color="#FFF" />

        <SolidColorBrush x:Key="SelectedBackgroundBrush" Color="#DDD" />

        <Style TargetType="Button">
            <Setter Property="SnapsToDevicePixels" Value="true"/>
            <Setter Property="OverridesDefaultStyle" Value="true"/>
            <Setter Property="FocusVisualStyle" Value="{StaticResource ButtonFocusVisual}"/>
            <Setter Property="Height" Value="50"/>
            <Setter Property="Width" Value="50"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="Button">
                        <Grid>
                            <Path x:Name="Hexagon" Stroke="Black" Stretch="Fill" Fill="{StaticResource NormalBrush}" 
                                  HorizontalAlignment="Stretch" VerticalAlignment="Stretch" 
                                  Width="{TemplateBinding Width}" Height="{TemplateBinding Height}"                                  
                                  Data="M8.660254,0 L17.320508,5 17.320508,15 8.660254,20 0,15 0,5 8.660254,0 z"/>
                            <TextBlock Text="{Binding Path=Content, RelativeSource={RelativeSource Mode=TemplatedParent}}" HorizontalAlignment="Center" VerticalAlignment="Center"/>
                        </Grid>

                        <ControlTemplate.Triggers>                            
                            <Trigger Property="IsMouseOver" Value="true">
                                <Setter TargetName="Hexagon" Property="Fill" Value="{StaticResource DarkBrush}" />
                            </Trigger>
                            <Trigger Property="IsPressed" Value="true">
                                <Setter TargetName="Hexagon" Property="Fill" Value="{StaticResource PressedBrush}" />                                
                            </Trigger>
                            <Trigger Property="IsEnabled" Value="false">
                                <Setter TargetName="Hexagon" Property="Fill" Value="{StaticResource DisabledBackgroundBrush}" />                                
                                <Setter Property="Foreground" Value="{StaticResource DisabledForegroundBrush}"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>

    </Window.Resources>

    <DockPanel>
        <WrapPanel x:Name="MyHexagonMenu" DockPanel.Dock="Top">
            <Button Content="File" />
            <Button Content="Edit" />
            <Button Content="About" /> 
            <Button Content="Exit" />             
        </WrapPanel>

    </DockPanel>
</Window>

Answer 2

如果你只想要一个多边形Path，你可以使用：

<Path Width="64" Height="64" Stretch="Uniform" Fill="Blue"
      Data="M8.660254,0 L17.320508,5 17.320508,15 8.660254,20 0,15 0,5 8.660254,0 Z" />

在我的机器上看起来像这样：

根据需要调整Width和Height。请注意，生成的形状不是正方形，但Stretch="Uniform"会导致形状调整大小，使其适合您指定的任何尺寸。