kjun.kr (kjcoder.tistory.com)

/// <summary>

/// 이미지 사각형을 그림니다

/// </summary>

/// <param name="imageSource">이미지입니다.</param>

/// <param name="rect">사각형입니다.</param>

/// <param name="angle">사각형의 Angle 값입니다</param>

/// <returns>이미지에 Angle 이 적용된 사각형이 그려져 반환됩니다</returns>

public static ImageSource ConvertVisionImageInfoToScanImageSource(ImageSource imageSource, Rect rect, double angle)

{

    System.Windows.Media.Imaging.BitmapSource bImage = imageSource as System.Windows.Media.Imaging.BitmapSource;

    DrawingVisual dVisual = new DrawingVisual();

    using (DrawingContext dc = dVisual.RenderOpen())

    {

        dc.DrawImage(bImage, new Rect(0, 0, bImage.PixelWidth, bImage.PixelHeight));

        // 원본이미지 중심 기준으로 Angle 을 돌립니다.

        dc.PushTransform(new RotateTransform(angle, bImage.PixelWidth / 2, bImage.PixelHeight / 2));

        dc.DrawRectangle((SolidColorBrush)(new BrushConverter().ConvertFrom(Colors.Blue)), null, rect);

    }

    System.Windows.Media.Imaging.RenderTargetBitmap targetBitmap = new System.Windows.Media.Imaging.RenderTargetBitmap(bImage.PixelWidth, bImage.PixelHeight, bImage.DpiX, bImage.DpiY, PixelFormats.Default);

    targetBitmap.Render(dVisual);

    System.Windows.Media.Imaging.WriteableBitmap wBitmap = new System.Windows.Media.Imaging.WriteableBitmap(targetBitmap);

    return wBitmap;

}

using System.Collections.Generic;

using System.Drawing;

using System.Drawing.Drawing2D;

using System.Windows;

using System.Windows.Media;

/// <summary>

/// Convert GraphicsPath To PathGeometry

/// </summary>

/// <param name="path">System.Drawing.Drawing2D.GraphicsPath</param>

/// <returns>System.Windows.Media.PathGeometry</returns>

public static PathGeometry ConvertGraphicsPathToPathGeometry(GraphicsPath path)

{

    List<PathFigure> pathFigureList = new List<PathFigure>();

    if (path.PointCount != 0)

    {

        PointF[] pathPoints = path.PathPoints;

        byte[] pathTypes = path.PathTypes;

        PathFigure pathFigure = new PathFigure();

        pathFigureList.Add(pathFigure);

        int index = 0;

        while (index < pathPoints.Length)

        {

            switch ((int)pathTypes[index] & 7)

            {

                case 0:

                    System.Windows.Point windowsPoint1 = new System.Windows.Point((double)pathPoints[index].X, (double)pathPoints[index].Y); ;

                    pathFigure.StartPoint = windowsPoint1;

                    ++index;

                    break;

                case 1:

                    System.Windows.Point windowsPoint2 = new System.Windows.Point((double)pathPoints[index].X, (double)pathPoints[index].Y);

                    pathFigure.Segments.Add((PathSegment)new LineSegment(windowsPoint2, true));

                    ++index;

                    break;

                case 3:

                    System.Windows.Point windowsPoint3 = new System.Windows.Point((double)pathPoints[index].X, (double)pathPoints[index].Y);

                    System.Windows.Point windowsPoint4 = new System.Windows.Point((double)pathPoints[index + 1].X, (double)pathPoints[index + 1].Y);

                    System.Windows.Point windowsPoint5 = new System.Windows.Point((double)pathPoints[index + 2].X, (double)pathPoints[index + 2].Y);

                    pathFigure.Segments.Add((PathSegment)new BezierSegment(windowsPoint3, windowsPoint4, windowsPoint5, true));

                    index += 3;

                    break;

            }

            if (((int)pathTypes[index - 1] & 128) != 0)

            {

                pathFigure.IsClosed = true;

                pathFigure = new PathFigure();

                pathFigureList.Add(pathFigure);

            }

        }

    }

    return new PathGeometry((IEnumerable<PathFigure>)pathFigureList) { FillRule = path.FillMode == FillMode.Alternate ? FillRule.EvenOdd : FillRule.Nonzero };

}

MainWindow.xaml

<Window x:Class="ImageZoomPanning.MainWindow"

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

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

        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

        xmlns:local="clr-namespace:ImageZoomPanning"

        mc:Ignorable="d"

        Title="MainWindow" Height="450" Width="800">

    <Grid x:Name="LayoutRoot" Height="300">

        <Grid.RowDefinitions>

            <RowDefinition Height="52.92"/>

            <RowDefinition Height="*"/>

        </Grid.RowDefinitions>

        <Border Grid.Row="1" Name="border" Background="Gray" ClipToBounds="True">

            <Image Name="image" Source="iron-man-wallpaper-hd-9.jpg" Opacity="1" RenderTransformOrigin="0.5,0.5" ClipToBounds="True" />

        </Border>

    </Grid>

</Window>

MainWindow.xaml.cs

using System.Linq;

using System.Windows;

using System.Windows.Input;

using System.Windows.Media;

namespace ImageZoomPanning

{

    /// <summary>

    /// MainWindow.xaml에 대한 상호 작용 논리

    /// </summary>

    public partial class MainWindow : Window

    {

        /// <summary>

        /// 원본 포인트입니다.

        /// </summary>

        private Point origin;

        /// <summary>

        /// 시작 포인트입니다.

        /// </summary>

        private Point start;

        /// <summary>

        /// 생성자입니다.

        /// </summary>

        public MainWindow()

        {

            InitializeComponent();

            TransformGroup transformGroup = new TransformGroup();

            ScaleTransform scaleTransform = new ScaleTransform();

            transformGroup.Children.Add(scaleTransform);

            TranslateTransform translateTransform = new TranslateTransform();

            transformGroup.Children.Add(translateTransform);

            image.RenderTransform = transformGroup;

            image.MouseWheel += image_MouseWheel;

            image.MouseLeftButtonDown += image_MouseLeftButtonDown;

            image.MouseLeftButtonUp += image_MouseLeftButtonUp;

            image.MouseMove += image_MouseMove;

        }

        /// <summary>

        /// 마우스 휠 움직임에 따라 Zoon In/Out 합니다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void image_MouseWheel(object sender, MouseWheelEventArgs e)

        {

            var transform = (ScaleTransform)((TransformGroup)image.RenderTransform).Children.First(c => c is ScaleTransform);

            double zoom = e.Delta > 0 ? .2 : -.2;

            transform.ScaleX += zoom;

            transform.ScaleY += zoom;

        }

        /// <summary>

        /// 좌클릭에 따라 패닝을 시작합니다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void image_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)

        {

            image.CaptureMouse();

            var translateTransform = (TranslateTransform)((TransformGroup)image.RenderTransform).Children.First(c => c is TranslateTransform);

            start = e.GetPosition(border);

            origin = new Point(translateTransform.X, translateTransform.Y);

        }

        /// <summary>

        /// 마우스 우버튼 놓을때 패닝되던 이미지가 멈춥니다

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void image_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)

        {

            image.ReleaseMouseCapture();

        }

        /// <summary>

        /// 마우스 움직임에 따라 이미지가 패닝됩니다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void image_MouseMove(object sender, MouseEventArgs e)

        {

            if (!image.IsMouseCaptured) return;

            var translateTransform = (TranslateTransform)((TransformGroup)image.RenderTransform).Children.First(c => c is TranslateTransform);

            Vector v = start - e.GetPosition(border);

            translateTransform.X = origin.X - v.X;

            translateTransform.Y = origin.Y - v.Y;

        }

    }

}

<TextBlock Text="{Binding Number, StringFormat={}Y:{0:0.###}}" />

    <Grid>

        <Grid.Style>

            <Style TargetType="Grid">

                <Style.Triggers>

                    <MultiDataTrigger>

                        <MultiDataTrigger.Conditions>

                            <Condition Binding="{Binding StringData1}" Value="Data1"/>

                            <Condition Binding="{Binding StringData2}" Value="Data2"/>

                        </MultiDataTrigger.Conditions>

                        <Setter Property="Visibility" Value="Collapsed"/>

                    </MultiDataTrigger>

                </Style.Triggers>

            </Style>

        </Grid.Style>

    </Grid>

        <DataTrigger Binding="{Binding StringData}" Value="{x:Null}">

            <Setter Property="Visibility" Value="Hidden" />

        </DataTrigger>

        <DataTrigger Binding="{Binding StringData}" Value="{x:Static System:String.Empty}" >

            <Setter Property="Visibility" Value="Hidden" />

        </DataTrigger>