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TestProject.zip
다운로드

▶ FourPointsAdorner.cs

using System.Windows;
using System.Windows.Documents;
using System.Windows.Media;

namespace TestProject
{
    /// <summary>
    /// 4개 포인트 어도너
    /// </summary>
    public class FourPointsAdorner : Adorner
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - FourPointsAdorner(uiElement)

        /// <summary>
        /// 생성자
        /// </summary>
        /// <param name="uiElement">UIElement</param>
        public FourPointsAdorner(UIElement uiElement) : base(uiElement)
        {
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Protected

        #region 렌더링시 처리하기 - OnRender(drawingContext)

        /// <summary>
        /// 렌더링시 처리하기
        /// </summary>
        /// <param name="drawingContext">DrawingContext</param>
        protected override void OnRender(DrawingContext drawingContext)
        {
            Rect rect = new Rect(AdornedElement.DesiredSize);

            drawingContext.DrawRectangle(Brushes.Blue, null, new Rect(rect.TopLeft.X        , rect.TopLeft.Y        , 5, 5));
            drawingContext.DrawRectangle(Brushes.Blue, null, new Rect(rect.BottomLeft.X     , rect.BottomLeft.Y - 5 , 5, 5));
            drawingContext.DrawRectangle(Brushes.Blue, null, new Rect(rect.TopRight.X - 5   , rect.TopRight.Y       , 5, 5));
            drawingContext.DrawRectangle(Brushes.Blue, null, new Rect(rect.BottomRight.X - 5, rect.BottomRight.Y - 5, 5, 5));
        }

        #endregion
    }
}

 

▶ 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="600"
    Height="450"
    Title="Adorner 클래스 사용하기">
    <Grid>
        <Ellipse Name="ellipse"
            Width="200"
            Height="200"
            Stroke="Black"
            StrokeThickness="10"
            Fill="Yellow" />
    </Grid>
</Window>

 

▶ MainWindow.xaml.cs

using System.Windows;
using System.Windows.Documents;

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

        #region 생성자 - MainWindow()

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

            Loaded += Window_Loaded;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 윈도우 로드시 처리하기 - Window_Loaded(sender, e)

        /// <summary>
        /// 윈도우 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            AdornerLayer.GetAdornerLayer(this.ellipse).Add(new FourPointsAdorner(this.ellipse));
        }

        #endregion
    }
}
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Posted by 사용자 icodebroker
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