[C#/WINUI3/COMMUNITY TOOLKIT/.NET8] AttachedDropShadow 엘리먼트 : CastTo/Offset 속성을 사용해 그림자 효과 설정하기

■ AttachedDropShadow 엘리먼트의 CastTo/Offset 속성을 사용해 그림자 효과를 설정하는 방법을 보여준다.

※ 비주얼 스튜디오에서 TestProject(Unpackaged) 모드로 빌드한다.
※ TestProject.csproj 프로젝트 파일에서 WindowsPackageType 태그를 None으로 추가했다.

▶ MainPage.xaml


<?xml version="1.0" encoding="utf-8"?>
<Page x:Class="TestProject.MainPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:ctu="using:CommunityToolkit.WinUI"
    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Page.Resources>
        <ctu:AttachedDropShadow x:Key="AttachedDropShadowKey"
            CastTo="{x:Bind border}"
            Offset="5" />
        <Style TargetType="Button" BasedOn="{StaticResource AccentButtonStyle}">
            <Setter Property="HorizontalAlignment" Value="Center" />
            <Setter Property="ctu:Effects.Shadow"  Value="{StaticResource AttachedDropShadowKey}" />
        </Style>
    </Page.Resources>
    <Grid>
        <Border Name="border" />
        <StackPanel
            VerticalAlignment="Center"
            Spacing="30">
            <Button Content="I have a Shadow!"      />
            <Button Content="I also have a Shadow!" />
        </StackPanel>
    </Grid>
</Page>

<?xml version="1.0" encoding="utf-8"?>

<Page x:Class="TestProject.MainPage"

xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

xmlns:ctu="using:CommunityToolkit.WinUI"

Background="{ThemeResource ApplicationPageBackgroundThemeBrush}"

FontFamily="나눔고딕코딩"

FontSize="16">

<Page.Resources>

<ctu:AttachedDropShadow x:Key="AttachedDropShadowKey"

CastTo="{x:Bind border}"

Offset="5" />

</Style>

</Page.Resources>

<Grid>

<StackPanel

VerticalAlignment="Center"

Spacing="30">

</StackPanel>

</Grid>

</Page>

TestProject.zip