[C#/WPF] UIElement 클래스 : RenderTransform 속성을 사용해 좌표계 사용하기

■ UIElement 클래스의 RenderTransform 속성을 사용해 좌표계를 사용하는 방법을 보여준다.

▶ MainWindow.xaml


<Window x:Class="TestProject.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Width="800"
    Height="600"
    Title="UIElement 클래스 : RenderTransform 속성을 사용해 좌표계 사용하기"
    FontFamily="나눔고딕코딩"
    FontSize="16">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition />
            <ColumnDefinition />
            <ColumnDefinition />
            <ColumnDefinition />
        </Grid.ColumnDefinitions>
        <Grid.Resources>
            <Style TargetType="{x:Type Canvas}">
                <Setter Property="HorizontalAlignment" Value="Center" />
                <Setter Property="VerticalAlignment"   Value="Center" />
                <Setter Property="Width"               Value="100"    />
                <Setter Property="Height"              Value="100"    />
            </Style>
            <Style TargetType="{x:Type Path}">
                <Setter Property="Fill" Value="Red" />
                <Setter Property="Data">
                    <Setter.Value>
                        <EllipseGeometry
                            Center="0 0"
                            RadiusX="5"
                            RadiusY="5" />
                    </Setter.Value>
                </Setter>
            </Style>
        </Grid.Resources>
        <Label Grid.Column="0"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -200, 0, 0"
            Content="좌측 상단 기준" />
        <Label Grid.Column="0"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -150, 0, 0"
            Content="Y값 아래로 증가" />
        <Canvas Grid.Column="0">
            <Line
                X1="0"
                Y1="0"
                X2="100"
                Y2="100"
                Stroke="Black" />
            <Polyline
                Stroke="Blue"
                Points="0 0 0 100 100 100 100 0 0 0" />
            <Path />
        </Canvas>
        <Label Grid.Column="1"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -200, 0, 0"
            Content="좌측 하단 기준" />
        <Label Grid.Column="1"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -150, 0, 0"
            Content="Y값 위로 증가" />
        <Canvas Grid.Column="1">
            <Canvas.RenderTransform>
                <TransformGroup>
                    <ScaleTransform ScaleY="-1" />
                    <TranslateTransform Y="100" />
                </TransformGroup>
            </Canvas.RenderTransform>
            <Line
                X1="0"
                Y1="0"
                X2="100"
                Y2="100"
                Stroke="Black" />
            <Polyline
                Stroke="Blue"
                Points="0 0 0 100 100 100 100 0 0 0" />
            <Path />
        </Canvas>
        <Label Grid.Column="2"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -200, 0, 0"
            Content="중앙 기준" />
        <Label Grid.Column="2"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -150, 0, 0"
            Content="Y값 아래로 증가" />
        <Canvas Grid.Column="2">
            <Canvas.RenderTransform>
                <TransformGroup>
                    <ScaleTransform ScaleY="1" />
                    <TranslateTransform X="50" Y="50" />
                </TransformGroup>
            </Canvas.RenderTransform>
            <Line
                X1="0"
                Y1="0"
                X2="50"
                Y2="50"
                Stroke="Black" />
            <Polyline
                Stroke="Blue"
                Points="-50 -50 50 -50 50 50 -50 50 -50 -50" />
            <Path />
        </Canvas>
        <Label Grid.Column="3"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -200, 0, 0"
            Content="중앙 기준" />
        <Label Grid.Column="3"
            HorizontalAlignment="Center"
            VerticalAlignment="Center"
            Margin="0 -150, 0, 0"
            Content="Y값 위로 증가" />
        <Canvas Grid.Column="3">
            <Canvas.RenderTransform>
                <TransformGroup>
                    <ScaleTransform ScaleY="-1" />
                    <TranslateTransform X="50" Y="50" />
                </TransformGroup>
            </Canvas.RenderTransform>
            <Line
                X1="0"
                Y1="0"
                X2="50"
                Y2="50"
                Stroke="Black" />
            <Polyline
                Stroke="Blue"
                Points="-50 -50 50 -50 50 50 -50 50 -50 -50" />
            <Path />
        </Canvas>
    </Grid>
</Window>

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<Window x:Class="TestProject.MainWindow"

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

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

Width="800"

Height="600"

Title="UIElement 클래스 : RenderTransform 속성을 사용해 좌표계 사용하기"

FontFamily="나눔고딕코딩"

FontSize="16">

<Grid>

<Grid.ColumnDefinitions>

</Grid.ColumnDefinitions>

<Grid.Resources>

</Style>

<Setter.Value>

<EllipseGeometry

Center="0 0"

RadiusX="5"

RadiusY="5" />

</Setter.Value>

</Setter>

</Style>

</Grid.Resources>

<Label Grid.Column="0"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -200, 0, 0"

Content="좌측 상단 기준" />

<Label Grid.Column="0"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -150, 0, 0"

Content="Y값 아래로 증가" />

<Line

X1="0"

Y1="0"

X2="100"

Y2="100"

Stroke="Black" />

<Polyline

Stroke="Blue"

Points="0 0 0 100 100 100 100 0 0 0" />

</Canvas>

<Label Grid.Column="1"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -200, 0, 0"

Content="좌측 하단 기준" />

<Label Grid.Column="1"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -150, 0, 0"

Content="Y값 위로 증가" />

<Canvas.RenderTransform>

</TransformGroup>

</Canvas.RenderTransform>

<Line

X1="0"

Y1="0"

X2="100"

Y2="100"

Stroke="Black" />

<Polyline

Stroke="Blue"

Points="0 0 0 100 100 100 100 0 0 0" />

</Canvas>

<Label Grid.Column="2"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -200, 0, 0"

Content="중앙 기준" />

<Label Grid.Column="2"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -150, 0, 0"

Content="Y값 아래로 증가" />

<Canvas.RenderTransform>

</TransformGroup>

</Canvas.RenderTransform>

<Line

X1="0"

Y1="0"

X2="50"

Y2="50"

Stroke="Black" />

<Polyline

Stroke="Blue"

Points="-50 -50 50 -50 50 50 -50 50 -50 -50" />

</Canvas>

<Label Grid.Column="3"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -200, 0, 0"

Content="중앙 기준" />

<Label Grid.Column="3"

HorizontalAlignment="Center"

VerticalAlignment="Center"

Margin="0 -150, 0, 0"

Content="Y값 위로 증가" />

<Canvas.RenderTransform>

</TransformGroup>

</Canvas.RenderTransform>

<Line

X1="0"

Y1="0"

X2="50"

Y2="50"

Stroke="Black" />

<Polyline

Stroke="Blue"

Points="-50 -50 50 -50 50 50 -50 50 -50 -50" />

</Canvas>

</Grid>

</Window>

▶ MainWindow.xaml.cs


using System.Windows;

namespace TestProject
{
    /// <summary>
    /// 메인 윈도우
    /// </summary>
    public partial class MainWindow : Window
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - MainWindow()

        /// <summary>
        /// 생성자
        /// </summary>
        public MainWindow()
        {
            InitializeComponent();
        }

        #endregion
    }
}

using System.Windows;

namespace TestProject

{

/// <summary>

/// 메인 윈도우

/// </summary>

public partial class MainWindow : Window

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - MainWindow()

/// <summary>

/// 생성자

/// </summary>

public MainWindow()

{

InitializeComponent();

}

#endregion

}

TestProject.zip

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[C#/WPF] UIElement 클래스 : RenderTransform 속성을 사용해 좌표계 사용하기

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